Summary

d0c7cb65ad04f1db0307045c461ea2b64c0af7bd2c4ed38a72091d053672b3e1

File d0c7cb65ad04f1db0307045c461ea2b64c0af7bd2c4ed38a72091d053672b3e1

Summary
Download Resubmit sample

Size 122.7KB
Type PE32 executable (GUI) Intel 80386, for MS Windows
MD5 53ca627cf8c62bc66d1f6810c4fd4432
SHA1 35210ca489862e59158a5df3c6124bffbd0fadae
SHA256 d0c7cb65ad04f1db0307045c461ea2b64c0af7bd2c4ed38a72091d053672b3e1
SHA512
a871270434d236afba5be41ad06e5cfd31e3dbc8480d499a9905e92a39cc003a06189309625ffbf9a350d1e4772efd6f63a9c5981eb95c822f617f3124144364
CRC32 B4EC58B4
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

6727563

6727564

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Information on Execution

Analysis
Category Started Completed Duration Routing Logs
FILE July 13, 2025, 7:34 p.m. July 13, 2025, 7:41 p.m. 433 seconds internet Show Analyzer Log
Show Cuckoo Log

Analyzer Log

2025-07-09 03:09:38,000 [analyzer] DEBUG: Starting analyzer from: C:\tmp564etj
2025-07-09 03:09:38,015 [analyzer] DEBUG: Pipe server name: \??\PIPE\kvWyksIFMkIhbSAifIlORqvpNhwOylJ
2025-07-09 03:09:38,015 [analyzer] DEBUG: Log pipe server name: \??\PIPE\PDvIBZisBmNsubiyWkvkjS
2025-07-09 03:09:38,405 [analyzer] DEBUG: Started auxiliary module Curtain
2025-07-09 03:09:38,405 [analyzer] DEBUG: Started auxiliary module DbgView
2025-07-09 03:09:39,046 [analyzer] DEBUG: Started auxiliary module Disguise
2025-07-09 03:09:39,296 [analyzer] DEBUG: Loaded monitor into process with pid 508
2025-07-09 03:09:39,296 [analyzer] DEBUG: Started auxiliary module DumpTLSMasterSecrets
2025-07-09 03:09:39,296 [analyzer] DEBUG: Started auxiliary module Human
2025-07-09 03:09:39,296 [analyzer] DEBUG: Started auxiliary module InstallCertificate
2025-07-09 03:09:39,296 [analyzer] DEBUG: Started auxiliary module Reboot
2025-07-09 03:09:39,421 [analyzer] DEBUG: Started auxiliary module RecentFiles
2025-07-09 03:09:39,421 [analyzer] DEBUG: Started auxiliary module Screenshots
2025-07-09 03:09:39,421 [analyzer] DEBUG: Started auxiliary module Sysmon
2025-07-09 03:09:39,421 [analyzer] DEBUG: Started auxiliary module LoadZer0m0n
2025-07-09 03:09:39,608 [lib.api.process] INFO: Successfully executed process from path u'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\d0c7cb65ad04f1db0307045c461ea2b64c0af7bd2c4ed38a72091d053672b3e1.exe' with arguments '' and pid 1560
2025-07-09 03:09:39,858 [analyzer] DEBUG: Loaded monitor into process with pid 1560
2025-07-09 03:09:39,937 [analyzer] INFO: Added new file to list with pid 1560 and path C:\Users\Administrator\AppData\Local\Temp\backup.exe
2025-07-09 03:09:39,967 [analyzer] INFO: Added new file to list with pid 1560 and path C:\Users\Administrator\AppData\Local\Temp\0C7910BA-F902-421E-9E69-CF9AEE0DD4D7\backup.exe
2025-07-09 03:09:40,078 [analyzer] INFO: Injected into process with pid 2988 and name ''
2025-07-09 03:09:40,250 [analyzer] DEBUG: Loaded monitor into process with pid 2988
2025-07-09 03:09:40,328 [analyzer] INFO: Added new file to list with pid 1560 and path C:\Users\Administrator\AppData\Local\Temp\9C7EA51D-B2B9-4ABB-A82F-1B32707A146E\backup.exe
2025-07-09 03:09:40,467 [analyzer] INFO: Added new file to list with pid 1560 and path C:\Users\Administrator\AppData\Local\Temp\hsperfdata_Administrator\backup.exe
2025-07-09 03:09:41,296 [analyzer] INFO: Added new file to list with pid 2988 and path C:\backup.exe
2025-07-09 03:10:08,625 [analyzer] INFO: Analysis timeout hit, terminating analysis.
2025-07-09 03:10:09,078 [analyzer] INFO: Terminating remaining processes before shutdown.
2025-07-09 03:10:09,078 [lib.api.process] INFO: Successfully terminated process with pid 1560.
2025-07-09 03:10:09,078 [lib.api.process] INFO: Successfully terminated process with pid 2988.
2025-07-09 03:10:09,108 [analyzer] INFO: Analysis completed.

Cuckoo Log

2025-07-13 19:34:17,894 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:18,922 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:19,948 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:20,979 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:22,012 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:23,050 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:24,078 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:25,109 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:26,148 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:27,187 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:28,213 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:29,229 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:30,255 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:31,286 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:32,312 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:33,364 [cuckoo.core.scheduler] DEBUG: Task #6700426: no machine available yet
2025-07-13 19:34:34,512 [cuckoo.core.scheduler] INFO: Task #6700426: acquired machine win7x6419 (label=win7x6419)
2025-07-13 19:34:34,514 [cuckoo.core.resultserver] DEBUG: Now tracking machine 192.168.168.219 for task #6700426
2025-07-13 19:34:34,915 [cuckoo.auxiliary.sniffer] INFO: Started sniffer with PID 40322 (interface=vboxnet0, host=192.168.168.219)
2025-07-13 19:34:35,064 [cuckoo.machinery.virtualbox] DEBUG: Starting vm win7x6419
2025-07-13 19:34:36,027 [cuckoo.machinery.virtualbox] DEBUG: Restoring virtual machine win7x6419 to vmcloak
2025-07-13 19:37:42,358 [cuckoo.core.guest] INFO: Starting analysis #6700426 on guest (id=win7x6419, ip=192.168.168.219)
2025-07-13 19:37:43,363 [cuckoo.core.guest] DEBUG: win7x6419: not ready yet
2025-07-13 19:37:48,412 [cuckoo.core.guest] INFO: Guest is running Cuckoo Agent 0.10 (id=win7x6419, ip=192.168.168.219)
2025-07-13 19:37:48,509 [cuckoo.core.guest] DEBUG: Uploading analyzer to guest (id=win7x6419, ip=192.168.168.219, monitor=latest, size=6660546)
2025-07-13 19:37:50,677 [cuckoo.core.resultserver] DEBUG: Task #6700426: live log analysis.log initialized.
2025-07-13 19:37:51,933 [cuckoo.core.resultserver] DEBUG: Task #6700426 is sending a BSON stream
2025-07-13 19:37:52,480 [cuckoo.core.resultserver] DEBUG: Task #6700426 is sending a BSON stream
2025-07-13 19:37:52,874 [cuckoo.core.resultserver] DEBUG: Task #6700426 is sending a BSON stream
2025-07-13 19:37:53,259 [cuckoo.core.resultserver] DEBUG: Task #6700426: File upload for 'shots/0001.jpg'
2025-07-13 19:37:53,271 [cuckoo.core.resultserver] DEBUG: Task #6700426 uploaded file length: 133545
2025-07-13 19:38:05,344 [cuckoo.core.guest] DEBUG: win7x6419: analysis #6700426 still processing
2025-07-13 19:38:20,448 [cuckoo.core.guest] DEBUG: win7x6419: analysis #6700426 still processing
2025-07-13 19:38:21,516 [cuckoo.core.resultserver] DEBUG: Task #6700426: File upload for 'curtain/1752023408.81.curtain.log'
2025-07-13 19:38:21,520 [cuckoo.core.resultserver] DEBUG: Task #6700426 uploaded file length: 36
2025-07-13 19:38:21,757 [cuckoo.core.resultserver] DEBUG: Task #6700426: File upload for 'sysmon/1752023409.05.sysmon.xml'
2025-07-13 19:38:21,783 [cuckoo.core.resultserver] DEBUG: Task #6700426 uploaded file length: 1544642
2025-07-13 19:38:21,790 [cuckoo.core.resultserver] DEBUG: Task #6700426: File upload for 'files/7638af64bd647a9c_backup.exe'
2025-07-13 19:38:21,794 [cuckoo.core.resultserver] DEBUG: Task #6700426 uploaded file length: 125680
2025-07-13 19:38:21,796 [cuckoo.core.resultserver] DEBUG: Task #6700426: File upload for 'files/9c202ace598ff41a_backup.exe'
2025-07-13 19:38:21,799 [cuckoo.core.resultserver] DEBUG: Task #6700426 uploaded file length: 125682
2025-07-13 19:38:21,801 [cuckoo.core.resultserver] DEBUG: Task #6700426: File upload for 'files/101db55863c633b5_backup.exe'
2025-07-13 19:38:21,805 [cuckoo.core.resultserver] DEBUG: Task #6700426 uploaded file length: 125680
2025-07-13 19:38:22,145 [cuckoo.core.resultserver] DEBUG: Task #6700426 had connection reset for <Context for LOG>
2025-07-13 19:38:23,464 [cuckoo.core.guest] INFO: win7x6419: analysis completed successfully
2025-07-13 19:38:23,490 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Redsocks
2025-07-13 19:38:23,520 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Sniffer
2025-07-13 19:38:24,682 [cuckoo.machinery.virtualbox] INFO: Successfully generated memory dump for virtual machine with label win7x6419 to path /srv/cuckoo/cwd/storage/analyses/6700426/memory.dmp
2025-07-13 19:38:24,684 [cuckoo.machinery.virtualbox] DEBUG: Stopping vm win7x6419
2025-07-13 19:41:30,458 [cuckoo.core.resultserver] DEBUG: Stopped tracking machine 192.168.168.219 for task #6700426
2025-07-13 19:41:30,903 [cuckoo.core.scheduler] DEBUG: Released database task #6700426
2025-07-13 19:41:30,950 [cuckoo.core.scheduler] INFO: Task #6700426: 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: 1560
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
length: 24576
protection: 32 (PAGE_EXECUTE_READ)
base_address: 0x00660000
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 13 AntiVirus engine on IRMA as malicious (13 events)
G Data Antivirus (Windows) Virus: Trojan.GenericKD.76484443 (Engine A), Win32.Trojan.Vilsel.B (Engine B)
Avast Core Security (Linux) Win32:Evo-gen [Trj]
C4S ClamAV (Linux) Win.Malware.Genpack-6989317-0
Trellix (Linux) Generic VB.z trojan
WithSecure (Linux) Trojan.TR/Crypt.ULPM.Gen
eScan Antivirus (Linux) Trojan.GenericKD.76484443(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.GenericKD.76484443
Kaspersky Standard (Windows) Trojan.Win32.Vilsel.loy
Emsisoft Commandline Scanner (Windows) Trojan.GenericKD.76484443 (B)
Screenshots
Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action VT Location
No hosts contacted.
Cuckoo

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