darkcomet | f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2025 06:32

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General

Target

f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe
Size

520KB
MD5

17705720e760c663115260a1693becc3
SHA1

444d41ab035b90b971cbc7df34a9c0fac6069c04
SHA256

f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc
SHA512

c1b582123b9e99a6c301652ed9103d43eefeb0ff831069e399d23bf4ee33c581799224bedae6a1dd639a936d22414722f08b6768c5855c410da084cd418c8e6c
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbm:f9fC3hh29Ya77A90aFtDfT5IMbm

Score

10^/10

darkcomet privateeye discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

PrivateEye

ratblackshades.no-ip.biz:1604

Mutex

DC_MUTEX-ACC1R98

Attributes

gencode
8GG5LVVGljSF
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Executes dropped EXE 3 IoCs

pid	Process
2844	winupd.exe
1012	winupd.exe
2016	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4896 set thread context of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 2844 set thread context of 1012	2844	winupd.exe	99
PID 2844 set thread context of 2016	2844	winupd.exe	100

UPX packed file 18 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2016-35-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-29-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-43-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-44-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2016-53-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process
3612	1548	WerFault.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
1548	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2016	winupd.exe
Token: SeSecurityPrivilege	2016	winupd.exe
Token: SeTakeOwnershipPrivilege	2016	winupd.exe
Token: SeLoadDriverPrivilege	2016	winupd.exe
Token: SeSystemProfilePrivilege	2016	winupd.exe
Token: SeSystemtimePrivilege	2016	winupd.exe
Token: SeProfSingleProcessPrivilege	2016	winupd.exe
Token: SeIncBasePriorityPrivilege	2016	winupd.exe
Token: SeCreatePagefilePrivilege	2016	winupd.exe
Token: SeBackupPrivilege	2016	winupd.exe
Token: SeRestorePrivilege	2016	winupd.exe
Token: SeShutdownPrivilege	2016	winupd.exe
Token: SeDebugPrivilege	2016	winupd.exe
Token: SeSystemEnvironmentPrivilege	2016	winupd.exe
Token: SeChangeNotifyPrivilege	2016	winupd.exe
Token: SeRemoteShutdownPrivilege	2016	winupd.exe
Token: SeUndockPrivilege	2016	winupd.exe
Token: SeManageVolumePrivilege	2016	winupd.exe
Token: SeImpersonatePrivilege	2016	winupd.exe
Token: SeCreateGlobalPrivilege	2016	winupd.exe
Token: 33	2016	winupd.exe
Token: 34	2016	winupd.exe
Token: 35	2016	winupd.exe
Token: 36	2016	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe
1620	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe
2844	winupd.exe
1012	winupd.exe
2016	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 4896 wrote to memory of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 4896 wrote to memory of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 4896 wrote to memory of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 4896 wrote to memory of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 4896 wrote to memory of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 4896 wrote to memory of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 4896 wrote to memory of 1620	4896	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	94
PID 1620 wrote to memory of 2844	1620	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	95
PID 1620 wrote to memory of 2844	1620	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	95
PID 1620 wrote to memory of 2844	1620	f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe	95
PID 2844 wrote to memory of 1012	2844	winupd.exe	99
PID 2844 wrote to memory of 1012	2844	winupd.exe	99
PID 2844 wrote to memory of 1012	2844	winupd.exe	99
PID 2844 wrote to memory of 1012	2844	winupd.exe	99
PID 2844 wrote to memory of 1012	2844	winupd.exe	99
PID 2844 wrote to memory of 1012	2844	winupd.exe	99
PID 2844 wrote to memory of 1012	2844	winupd.exe	99
PID 2844 wrote to memory of 1012	2844	winupd.exe	99
PID 2844 wrote to memory of 2016	2844	winupd.exe	100
PID 2844 wrote to memory of 2016	2844	winupd.exe	100
PID 2844 wrote to memory of 2016	2844	winupd.exe	100
PID 2844 wrote to memory of 2016	2844	winupd.exe	100
PID 2844 wrote to memory of 2016	2844	winupd.exe	100
PID 2844 wrote to memory of 2016	2844	winupd.exe	100
PID 2844 wrote to memory of 2016	2844	winupd.exe	100
PID 2844 wrote to memory of 2016	2844	winupd.exe	100
PID 1012 wrote to memory of 1548	1012	winupd.exe	101
PID 1012 wrote to memory of 1548	1012	winupd.exe	101
PID 1012 wrote to memory of 1548	1012	winupd.exe	101
PID 1012 wrote to memory of 1548	1012	winupd.exe	101
PID 1012 wrote to memory of 1548	1012	winupd.exe	101

C:\Users\Admin\AppData\Local\Temp\f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe
"C:\Users\Admin\AppData\Local\Temp\f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4896
- C:\Users\Admin\AppData\Local\Temp\f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe
  "C:\Users\Admin\AppData\Local\Temp\f1178b4f455c0e7eaed0a745e73daba143ae288e442de0de7a2f55a3ab1978bc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1620
- - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2844
  - - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1012
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:1548
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 272
        6⤵
        Program crash
        
        PID:3612
  - - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1548 -ip 1548
1⤵
PID:5072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe

Filesize
520KB

MD5
60d51bab9165223578a1f3359d63debb

SHA1
1c181a1174eeb722e122dcdfd2d9ed23e83784da

SHA256
551375e8af50fa450e21f85c166c78dbfa54a665aa9e20c92e026cb726fbb3dd

SHA512
63f499146e74b6eb91363ab227e438f5c9e62eb6328b40ce4e648222d048d17837d46b0607487da67f9e6b78afbe593da90bc570684e2fb37f9a74f6d01dfd44

Download Submit
memory/1012-41-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1620-21-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1620-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1620-7-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1620-20-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2016-46-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-53-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-51-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-35-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-49-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-29-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-43-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-44-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2016-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2844-37-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2844-27-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2844-23-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4896-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4896-4-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4896-10-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4896-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4896-9-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download