Summary

6497c927f0b1accf_system restore.exe

File 6497c927f0b1accf_system restore.exe

Summary
Download Resubmit sample

Size 122.8KB
Type PE32 executable (GUI) Intel 80386, for MS Windows
MD5 10d72286df5aec5ae8eaea9e62280f80
SHA1 406ba5102d91374308bee12b8feddddbee85f25c
SHA256 6497c927f0b1accf9b52a48b08f71b1b9c100286a2d4a48c6047bd01d3fb72b7
SHA512
6aa2c6ce0ba003b8520c15e727dc507fee9671b4aef92b832c90f618287452e1f628819f3e371e9415dbe30dffc25b44f23debe61c975a86d74fb0e7ce6db2fb
CRC32 A0A43091
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

Parent_Task_ID:6684657

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Information on Execution

Analysis
Category Started Completed Duration Routing Logs
FILE July 16, 2025, 3:37 p.m. July 16, 2025, 3:45 p.m. 488 seconds internet Show Analyzer Log
Show Cuckoo Log

Analyzer Log

2025-07-11 09:02:49,000 [analyzer] DEBUG: Starting analyzer from: C:\tmpd0os1j
2025-07-11 09:02:49,015 [analyzer] DEBUG: Pipe server name: \??\PIPE\NPooigCyIVKssRsfaGi
2025-07-11 09:02:49,015 [analyzer] DEBUG: Log pipe server name: \??\PIPE\nVTYWKvtJZjzhbHUrxm
2025-07-11 09:02:49,015 [analyzer] DEBUG: No analysis package specified, trying to detect it automagically.
2025-07-11 09:02:49,030 [analyzer] INFO: Automatically selected analysis package "exe"
2025-07-11 09:02:49,312 [analyzer] DEBUG: Started auxiliary module Curtain
2025-07-11 09:02:49,312 [analyzer] DEBUG: Started auxiliary module DbgView
2025-07-11 09:02:49,796 [analyzer] DEBUG: Started auxiliary module Disguise
2025-07-11 09:02:50,000 [analyzer] DEBUG: Loaded monitor into process with pid 512
2025-07-11 09:02:50,000 [analyzer] DEBUG: Started auxiliary module DumpTLSMasterSecrets
2025-07-11 09:02:50,000 [analyzer] DEBUG: Started auxiliary module Human
2025-07-11 09:02:50,000 [analyzer] DEBUG: Started auxiliary module InstallCertificate
2025-07-11 09:02:50,000 [analyzer] DEBUG: Started auxiliary module Reboot
2025-07-11 09:02:50,062 [analyzer] DEBUG: Started auxiliary module RecentFiles
2025-07-11 09:02:50,062 [analyzer] DEBUG: Started auxiliary module Screenshots
2025-07-11 09:02:50,062 [analyzer] DEBUG: Started auxiliary module Sysmon
2025-07-11 09:02:50,062 [analyzer] DEBUG: Started auxiliary module LoadZer0m0n
2025-07-11 09:02:50,203 [lib.api.process] INFO: Successfully executed process from path u'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\6497c927f0b1accf_system restore.exe' with arguments '' and pid 1372
2025-07-11 09:02:50,421 [analyzer] DEBUG: Loaded monitor into process with pid 1372
2025-07-11 09:02:50,483 [analyzer] INFO: Added new file to list with pid 1372 and path C:\Users\Administrator\AppData\Local\Temp\backup.exe
2025-07-11 09:02:50,500 [analyzer] INFO: Added new file to list with pid 1372 and path C:\Users\Administrator\AppData\Local\Temp\0C7910BA-F902-421E-9E69-CF9AEE0DD4D7\backup.exe
2025-07-11 09:02:50,562 [analyzer] INFO: Injected into process with pid 2340 and name ''
2025-07-11 09:02:50,733 [analyzer] DEBUG: Loaded monitor into process with pid 2340
2025-07-11 09:02:50,842 [analyzer] INFO: Added new file to list with pid 1372 and path C:\Users\Administrator\AppData\Local\Temp\9C7EA51D-B2B9-4ABB-A82F-1B32707A146E\backup.exe
2025-07-11 09:02:50,905 [analyzer] INFO: Added new file to list with pid 1372 and path C:\Users\Administrator\AppData\Local\Temp\hsperfdata_Administrator\backup.exe
2025-07-11 09:02:51,812 [analyzer] INFO: Added new file to list with pid 2340 and path C:\backup.exe
2025-07-11 09:06:09,217 [analyzer] INFO: Analysis timeout hit, terminating analysis.
2025-07-11 09:06:10,483 [analyzer] INFO: Terminating remaining processes before shutdown.
2025-07-11 09:06:10,483 [lib.api.process] INFO: Successfully terminated process with pid 1372.
2025-07-11 09:06:10,483 [lib.api.process] INFO: Successfully terminated process with pid 2340.
2025-07-11 09:06:10,515 [analyzer] INFO: Analysis completed.

Cuckoo Log

2025-07-16 15:37:14,348 [cuckoo.core.scheduler] INFO: Task #6719625: acquired machine win7x6429 (label=win7x6429)
2025-07-16 15:37:14,349 [cuckoo.core.resultserver] DEBUG: Now tracking machine 192.168.168.229 for task #6719625
2025-07-16 15:37:14,904 [cuckoo.auxiliary.sniffer] INFO: Started sniffer with PID 2427088 (interface=vboxnet0, host=192.168.168.229)
2025-07-16 15:37:15,019 [cuckoo.machinery.virtualbox] DEBUG: Starting vm win7x6429
2025-07-16 15:37:16,811 [cuckoo.machinery.virtualbox] DEBUG: Restoring virtual machine win7x6429 to vmcloak
2025-07-16 15:39:27,991 [cuckoo.core.guest] INFO: Starting analysis #6719625 on guest (id=win7x6429, ip=192.168.168.229)
2025-07-16 15:39:28,996 [cuckoo.core.guest] DEBUG: win7x6429: not ready yet
2025-07-16 15:39:34,028 [cuckoo.core.guest] INFO: Guest is running Cuckoo Agent 0.10 (id=win7x6429, ip=192.168.168.229)
2025-07-16 15:39:34,126 [cuckoo.core.guest] DEBUG: Uploading analyzer to guest (id=win7x6429, ip=192.168.168.229, monitor=latest, size=6660546)
2025-07-16 15:39:35,328 [cuckoo.core.resultserver] DEBUG: Task #6719625: live log analysis.log initialized.
2025-07-16 15:39:36,275 [cuckoo.core.resultserver] DEBUG: Task #6719625 is sending a BSON stream
2025-07-16 15:39:36,680 [cuckoo.core.resultserver] DEBUG: Task #6719625 is sending a BSON stream
2025-07-16 15:39:36,992 [cuckoo.core.resultserver] DEBUG: Task #6719625 is sending a BSON stream
2025-07-16 15:39:37,502 [cuckoo.core.resultserver] DEBUG: Task #6719625: File upload for 'shots/0001.jpg'
2025-07-16 15:39:37,520 [cuckoo.core.resultserver] DEBUG: Task #6719625 uploaded file length: 133371
2025-07-16 15:39:49,985 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:40:05,400 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:40:20,864 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:40:36,167 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:40:51,477 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:41:06,599 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:41:21,791 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:41:36,881 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:41:51,982 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:42:07,111 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:42:22,220 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:42:37,574 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:42:52,805 [cuckoo.core.guest] DEBUG: win7x6429: analysis #6719625 still processing
2025-07-16 15:42:56,084 [cuckoo.core.resultserver] DEBUG: Task #6719625: File upload for 'curtain/1752217569.42.curtain.log'
2025-07-16 15:42:56,093 [cuckoo.core.resultserver] DEBUG: Task #6719625 uploaded file length: 36
2025-07-16 15:42:56,735 [cuckoo.core.resultserver] DEBUG: Task #6719625: File upload for 'sysmon/1752217570.39.sysmon.xml'
2025-07-16 15:42:56,835 [cuckoo.core.resultserver] DEBUG: Task #6719625 uploaded file length: 12095370
2025-07-16 15:42:56,858 [cuckoo.core.resultserver] DEBUG: Task #6719625: File upload for 'files/ce5388b5a546a88c_backup.exe'
2025-07-16 15:42:56,861 [cuckoo.core.resultserver] DEBUG: Task #6719625: File upload for 'files/ce6ecec755430b23_backup.exe'
2025-07-16 15:42:56,869 [cuckoo.core.resultserver] DEBUG: Task #6719625 uploaded file length: 125722
2025-07-16 15:42:56,873 [cuckoo.core.resultserver] DEBUG: Task #6719625 uploaded file length: 125724
2025-07-16 15:42:56,878 [cuckoo.core.resultserver] DEBUG: Task #6719625 had connection reset for <Context for LOG>
2025-07-16 15:42:58,869 [cuckoo.core.guest] INFO: win7x6429: analysis completed successfully
2025-07-16 15:42:58,881 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Redsocks
2025-07-16 15:42:58,904 [cuckoo.core.plugins] DEBUG: Stopped auxiliary module: Sniffer
2025-07-16 15:43:00,498 [cuckoo.machinery.virtualbox] INFO: Successfully generated memory dump for virtual machine with label win7x6429 to path /srv/cuckoo/cwd/storage/analyses/6719625/memory.dmp
2025-07-16 15:43:00,499 [cuckoo.machinery.virtualbox] DEBUG: Stopping vm win7x6429
2025-07-16 15:45:22,099 [cuckoo.core.resultserver] DEBUG: Stopped tracking machine 192.168.168.229 for task #6719625
2025-07-16 15:45:22,505 [cuckoo.core.scheduler] DEBUG: Released database task #6719625
2025-07-16 15:45:22,521 [cuckoo.core.scheduler] INFO: Task #6719625: 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: 1372
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
length: 24576
protection: 32 (PAGE_EXECUTE_READ)
base_address: 0x003c0000
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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