Summary

7051902471dd6a79ed71f8cd47a8003132cb08e728a5535e86170cd44bf66b11

File 7051902471dd6a79ed71f8cd47a8003132cb08e728a5535e86170cd44bf66b11

Summary
Download Resubmit sample

Size 90.7KB
Type PE32 executable (GUI) Intel 80386, for MS Windows
MD5 83f4478b9babddc506aefc2cf7a29217
SHA1 4560ed31ace595a7303a341871856d0c72307085
SHA256 7051902471dd6a79ed71f8cd47a8003132cb08e728a5535e86170cd44bf66b11
SHA512
c20a9d28577f20cd732e387f5330b2d9295ca8617081078f04411f660ef83ccbc101214fd7c3404c3f644a9d70640d2d756fbdbd3d321c903b6a75cf9f9b60f8
CRC32 88CA845E
ssdeep None
Yara
  • suspicious_packer_section - The packer/protector section names/keywords

Score

This file is very suspicious, with a score of 10 out of 10!

Please notice: The scoring system is currently still in development and should be considered an alpha feature.

Autosubmit

7181839

7181840

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Information on Execution

Analysis
Category Started Completed Duration Routing Logs
FILE Nov. 15, 2025, 3:28 p.m. Nov. 15, 2025, 3:37 p.m. 501 seconds internet Show Analyzer Log
Show Cuckoo Log

Analyzer Log

2025-11-07 11:40:39,015 [analyzer] DEBUG: Starting analyzer from: C:\tmp2zg5xi
2025-11-07 11:40:39,015 [analyzer] DEBUG: Pipe server name: \??\PIPE\LDgtMRRNlgwLKQkJC
2025-11-07 11:40:39,015 [analyzer] DEBUG: Log pipe server name: \??\PIPE\xHrDVxaSmvZzDLhV
2025-11-07 11:40:39,421 [analyzer] DEBUG: Started auxiliary module Curtain
2025-11-07 11:40:39,421 [analyzer] DEBUG: Started auxiliary module DbgView
2025-11-07 11:40:39,890 [analyzer] DEBUG: Started auxiliary module Disguise
2025-11-07 11:40:40,092 [analyzer] DEBUG: Loaded monitor into process with pid 512
2025-11-07 11:40:40,092 [analyzer] DEBUG: Started auxiliary module DumpTLSMasterSecrets
2025-11-07 11:40:40,092 [analyzer] DEBUG: Started auxiliary module Human
2025-11-07 11:40:40,092 [analyzer] DEBUG: Started auxiliary module InstallCertificate
2025-11-07 11:40:40,092 [analyzer] DEBUG: Started auxiliary module Reboot
2025-11-07 11:40:40,187 [analyzer] DEBUG: Started auxiliary module RecentFiles
2025-11-07 11:40:40,187 [analyzer] DEBUG: Started auxiliary module Screenshots
2025-11-07 11:40:40,203 [analyzer] DEBUG: Started auxiliary module Sysmon
2025-11-07 11:40:40,203 [analyzer] DEBUG: Started auxiliary module LoadZer0m0n
2025-11-07 11:40:40,390 [lib.api.process] INFO: Successfully executed process from path u'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\7051902471dd6a79ed71f8cd47a8003132cb08e728a5535e86170cd44bf66b11.exe' with arguments '' and pid 2928
2025-11-07 11:40:40,592 [analyzer] DEBUG: Loaded monitor into process with pid 2928
2025-11-07 11:40:40,655 [analyzer] INFO: Added new file to list with pid 2928 and path C:\Users\Administrator\AppData\Local\Temp\backup.exe
2025-11-07 11:40:40,655 [analyzer] INFO: Added new file to list with pid 2928 and path C:\Users\Administrator\AppData\Local\Temp\0C7910BA-F902-421E-9E69-CF9AEE0DD4D7\backup.exe
2025-11-07 11:40:40,750 [analyzer] INFO: Injected into process with pid 636 and name ''
2025-11-07 11:40:40,905 [analyzer] DEBUG: Loaded monitor into process with pid 636
2025-11-07 11:40:41,000 [analyzer] INFO: Added new file to list with pid 2928 and path C:\Users\Administrator\AppData\Local\Temp\9C7EA51D-B2B9-4ABB-A82F-1B32707A146E\backup.exe
2025-11-07 11:40:41,078 [analyzer] INFO: Added new file to list with pid 2928 and path C:\Users\Administrator\AppData\Local\Temp\hsperfdata_Administrator\backup.exe
2025-11-07 11:40:41,967 [analyzer] INFO: Added new file to list with pid 636 and path C:\backup.exe
2025-11-07 11:41:09,390 [analyzer] INFO: Analysis timeout hit, terminating analysis.
2025-11-07 11:41:09,937 [analyzer] INFO: Terminating remaining processes before shutdown.
2025-11-07 11:41:09,937 [lib.api.process] INFO: Successfully terminated process with pid 2928.
2025-11-07 11:41:09,937 [lib.api.process] INFO: Successfully terminated process with pid 636.
2025-11-07 11:41:09,967 [analyzer] INFO: Analysis completed.

Cuckoo Log

2025-11-15 15:28:59,932 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:00,960 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:02,054 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:03,119 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:04,193 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:05,265 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:06,329 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:07,402 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:08,469 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:09,518 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:10,575 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:11,616 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:12,665 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:13,715 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:14,950 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:16,128 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:17,416 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:18,460 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:19,523 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:20,598 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:21,643 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:22,697 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:23,762 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:24,846 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:25,930 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:27,005 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:28,061 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:29,134 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:30,200 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:31,511 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:32,588 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:33,647 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:34,698 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:35,744 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:36,786 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:37,901 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:38,968 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:40,038 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:41,109 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:42,202 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:43,378 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:44,429 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:45,498 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:46,565 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:47,619 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:48,669 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:49,736 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:50,809 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:51,867 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:52,934 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:54,004 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:55,078 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:56,142 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:57,192 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:58,302 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:29:59,401 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:00,433 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:01,463 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:02,489 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:03,517 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:04,532 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:05,855 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:06,935 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:08,003 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:09,089 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:10,117 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:11,143 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:12,171 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:13,196 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:14,228 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:15,251 [cuckoo.core.scheduler] DEBUG: Task #7085544: no machine available yet
2025-11-15 15:30:16,296 [cuckoo.core.scheduler] INFO: Task #7085544: acquired machine win7x6410 (label=win7x6410)
2025-11-15 15:30:16,296 [cuckoo.core.resultserver] DEBUG: Now tracking machine 192.168.168.210 for task #7085544
2025-11-15 15:30:16,707 [cuckoo.auxiliary.sniffer] INFO: Started sniffer with PID 2908883 (interface=vboxnet0, host=192.168.168.210)
2025-11-15 15:30:16,823 [cuckoo.machinery.virtualbox] DEBUG: Starting vm win7x6410
2025-11-15 15:30:17,998 [cuckoo.machinery.virtualbox] DEBUG: Restoring virtual machine win7x6410 to vmcloak
2025-11-15 15:33:11,115 [cuckoo.core.guest] INFO: Starting analysis #7085544 on guest (id=win7x6410, ip=192.168.168.210)
2025-11-15 15:33:12,123 [cuckoo.core.guest] DEBUG: win7x6410: not ready yet
2025-11-15 15:33:17,149 [cuckoo.core.guest] INFO: Guest is running Cuckoo Agent 0.10 (id=win7x6410, ip=192.168.168.210)
2025-11-15 15:33:17,243 [cuckoo.core.guest] DEBUG: Uploading analyzer to guest (id=win7x6410, ip=192.168.168.210, monitor=latest, size=6660546)
2025-11-15 15:33:18,642 [cuckoo.core.resultserver] DEBUG: Task #7085544: live log analysis.log initialized.
2025-11-15 15:33:19,699 [cuckoo.core.resultserver] DEBUG: Task #7085544 is sending a BSON stream
2025-11-15 15:33:20,165 [cuckoo.core.resultserver] DEBUG: Task #7085544 is sending a BSON stream
2025-11-15 15:33:20,490 [cuckoo.core.resultserver] DEBUG: Task #7085544 is sending a BSON stream
2025-11-15 15:33:21,007 [cuckoo.core.resultserver] DEBUG: Task #7085544: File upload for 'shots/0001.jpg'
2025-11-15 15:33:21,092 [cuckoo.core.resultserver] DEBUG: Task #7085544 uploaded file length: 133487
2025-11-15 15:33:33,992 [cuckoo.core.guest] DEBUG: win7x6410: analysis #7085544 still processing
2025-11-15 15:33:49,338 [cuckoo.core.resultserver] DEBUG: Task #7085544: File upload for 'curtain/1762512069.67.curtain.log'
2025-11-15 15:33:49,342 [cuckoo.core.resultserver] DEBUG: Task #7085544 uploaded file length: 36
2025-11-15 15:33:49,468 [cuckoo.core.guest] DEBUG: win7x6410: analysis #7085544 still processing
2025-11-15 15:33:49,567 [cuckoo.core.resultserver] DEBUG: Task #7085544: File upload for 'sysmon/1762512069.91.sysmon.xml'
2025-11-15 15:33:49,584 [cuckoo.core.resultserver] DEBUG: Task #7085544 uploaded file length: 1262758
2025-11-15 15:33:49,597 [cuckoo.core.resultserver] DEBUG: Task #7085544: File upload for 'files/ca8ef14c73330706_backup.exe'
2025-11-15 15:33:49,601 [cuckoo.core.resultserver] DEBUG: Task #7085544 uploaded file length: 92906
2025-11-15 15:33:49,604 [cuckoo.core.resultserver] DEBUG: Task #7085544: File upload for 'files/6f74fd68d0eaafd2_backup.exe'
2025-11-15 15:33:49,606 [cuckoo.core.resultserver] DEBUG: Task #7085544 uploaded file length: 92908
2025-11-15 15:33:49,611 [cuckoo.core.resultserver] DEBUG: Task #7085544: File upload for 'files/1f3d4ee6ab3b5407_backup.exe'
2025-11-15 15:33:49,613 [cuckoo.core.resultserver] DEBUG: Task #7085544 uploaded file length: 92906
2025-11-15 15:33:50,009 [cuckoo.core.resultserver] DEBUG: Task #7085544 had connection reset for <Context for LOG>
2025-11-15 15:33:52,485 [cuckoo.core.guest] INFO: win7x6410: analysis completed successfully
2025-11-15 15:33:52,498 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Redsocks
2025-11-15 15:33:52,530 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Sniffer
2025-11-15 15:33:53,533 [cuckoo.machinery.virtualbox] INFO: Successfully generated memory dump for virtual machine with label win7x6410 to path /srv/cuckoo/cwd/storage/analyses/7085544/memory.dmp
2025-11-15 15:33:53,535 [cuckoo.machinery.virtualbox] DEBUG: Stopping vm win7x6410
2025-11-15 15:37:21,251 [cuckoo.core.resultserver] DEBUG: Stopped tracking machine 192.168.168.210 for task #7085544
2025-11-15 15:37:21,667 [cuckoo.core.scheduler] DEBUG: Released database task #7085544
2025-11-15 15:37:21,691 [cuckoo.core.scheduler] INFO: Task #7085544: analysis procedure completed

Signatures

Yara rule detected for file (1 event)
description The packer/protector section names/keywords rule suspicious_packer_section
Creates executable files on the filesystem (5 events)
file C:\Users\Administrator\AppData\Local\Temp\0C7910BA-F902-421E-9E69-CF9AEE0DD4D7\backup.exe
file C:\backup.exe
file C:\Users\Administrator\AppData\Local\Temp\backup.exe
file C:\Users\Administrator\AppData\Local\Temp\9C7EA51D-B2B9-4ABB-A82F-1B32707A146E\backup.exe
file C:\Users\Administrator\AppData\Local\Temp\hsperfdata_Administrator\backup.exe
Drops an executable to the user AppData folder (1 event)
file C:\Users\Administrator\AppData\Local\Temp\0C7910BA-F902-421E-9E69-CF9AEE0DD4D7\backup.exe
Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time) (1 event)
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 2928
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
length: 24576
protection: 32 (PAGE_EXECUTE_READ)
base_address: 0x004d0000
process_handle: 0xffffffff
1 0 0
The binary likely contains encrypted or compressed data indicative of a packer (2 events)
section {u'size_of_data': u'0x00003e00', u'virtual_address': u'0x00011000', u'entropy': 7.804677160000422, u'name': u'.pdata', u'virtual_size': u'0x00004000'} entropy 7.80467716 description A section with a high entropy has been found
entropy 0.260504201681 description Overall entropy of this PE file is high
Attempts to modify Explorer settings to prevent file extensions from being displayed (1 event)
registry HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt
Attempts to modify Explorer settings to prevent hidden files from being displayed (1 event)
registry HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\Hidden
File has been identified by 14 AntiVirus engine on IRMA as malicious (14 events)
G Data Antivirus (Windows) Virus: Trojan.Generic.4385790 (Engine A), Win32.Trojan.Vilsel.B (Engine B)
Avast Core Security (Linux) Win32:Evo-gen [Trj]
C4S ClamAV (Linux) Win.Malware.Genpack-6989317-0
Trend Micro SProtect (Linux) WORM_VILSEL.SMB
Trellix (Linux) Generic VB.z trojan
WithSecure (Linux) Trojan.TR/Crypt.ULPM.Gen
eScan Antivirus (Linux) Trojan.Generic.4385790(DB)
ESET Security (Windows) Win32/VB.OZA trojan
Sophos Anti-Virus (Linux) Troj/VB-LET
DrWeb Antivirus (Linux) Trojan.Copyself.102
ClamAV (Linux) Win.Malware.Genpack-6989317-0
Bitdefender Antivirus (Linux) Trojan.Generic.4385790
Kaspersky Standard (Windows) Trojan.Win32.Vilsel.loy
Emsisoft Commandline Scanner (Windows) Trojan.Generic.4385790 (B)
File has been identified by 62 AntiVirus engines on VirusTotal as malicious (50 out of 62 events)
Bkav W32.AIDetectMalware
tehtris Generic.Malware
Cynet Malicious (score: 100)
Skyhigh BehavesLike.Win32.Generic.nm
ALYac Trojan.Generic.4385790
Cylance Unsafe
VIPRE Trojan.Generic.4385790
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
BitDefender Trojan.Generic.4385790
K7GW EmailWorm ( 005d28e71 )
K7AntiVirus EmailWorm ( 005d28e71 )
Arcabit Trojan.Generic.D42EBFE
Baidu Win32.Trojan.VB.x
VirIT Trojan.Win32.Copyself.DY
Symantec W32.Vilsel!gen1
Elastic malicious (high confidence)
ESET-NOD32 Win32/VB.OZA
APEX Malicious
Avast Win32:Evo-gen [Trj]
ClamAV Win.Malware.Genpack-6989317-0
Kaspersky Trojan.Win32.Vilsel.loy
NANO-Antivirus Trojan.Win32.Vilsel.junlqn
SUPERAntiSpyware Trojan.Agent/Gen-Dropper
MicroWorld-eScan Trojan.Generic.4385790
Rising Trojan.VB!8.B20 (TFE:1:KkuL1tevOqK)
Emsisoft Trojan.Generic.4385790 (B)
F-Secure Trojan.TR/Crypt.ULPM.Gen
DrWeb Trojan.Copyself.102
Zillya Trojan.GenericML.Win32.44574
TrendMicro WORM_VILSEL.SMB
McAfeeD Real Protect-LS!83F4478B9BAB
Trapmine malicious.moderate.ml.score
CTX exe.trojan.generic
Sophos Troj/VB-LET
SentinelOne Static AI - Malicious PE
Jiangmin Trojan.Vilsel.cji
Webroot W32.Trojan.Gen
Google Detected
Avira TR/Crypt.ULPM.Gen
Antiy-AVL Trojan/Win32.VB
Kingsoft malware.kb.a.1000
Gridinsoft Trojan.Win32.Agent.bot!s2
Xcitium TrojWare.Win32.Trojan.Vilsel.loy0@1qq4nk
Microsoft Trojan:Win32/PlugX!pz
ZoneAlarm Troj/VB-LET
GData Win32.Trojan.Vilsel.B
Varist W32/Trojan.WKHH-0250
AhnLab-V3 Dropper/Win.Clons.R622460
VBA32 SScope.Trojan.VB
Screenshots
Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action VT Location
No hosts contacted.
Cuckoo

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