darkcomet | 2977e1465671a989fe48cda9f4e4c4a510d315b24a7bfcfe409414c67cf26dd7

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 00:48

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General

Target

JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Size

728KB
MD5

76aa76af6812173f01f29d16ff1fa6a0
SHA1

9823872b8ff6984bec0f8e46dded2680d8b3859b
SHA256

2977e1465671a989fe48cda9f4e4c4a510d315b24a7bfcfe409414c67cf26dd7
SHA512

91cbc1af9626b5340b37fafbf30db854eb2075b2019fe72f83caeb92bef344657cbf554de71d10656fcc2bce1ceb5ec8d53d3a0763556b718dae3e80720ab447
SSDEEP

12288:4NjUsK/0NNoXd31V0uTaWMY5VaRzXgfQwkluXkqUB2IkKyb0Di5dWqB7rTCJ0kEZ:4sdT0q9fKjgfDklz8IktV0K7rTCakE1v

Score

10^/10

darkcomet guest16_min discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

192.168.1.25:1604

Mutex

DCMIN_MUTEX-GYRUQUN

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
czvHCo11CxkP
install
true
offline_keylogger
true
persistence
false
reg_key
DarkComet RAT

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe

Executes dropped EXE 2 IoCs

pid	Process
4416	IMDCSC.exe
1888	IMDCSC.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4676 set thread context of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4416 set thread context of 1888	4416	IMDCSC.exe	85

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
4416	IMDCSC.exe
4416	IMDCSC.exe
4416	IMDCSC.exe
4416	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeSecurityPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeTakeOwnershipPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeLoadDriverPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeSystemProfilePrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeSystemtimePrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeProfSingleProcessPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeIncBasePriorityPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeCreatePagefilePrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeBackupPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeRestorePrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeShutdownPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeDebugPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeSystemEnvironmentPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeChangeNotifyPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeRemoteShutdownPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeUndockPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeManageVolumePrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeImpersonatePrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeCreateGlobalPrivilege	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: 33	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: 34	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: 35	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: 36	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
Token: SeIncreaseQuotaPrivilege	1888	IMDCSC.exe
Token: SeSecurityPrivilege	1888	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	1888	IMDCSC.exe
Token: SeLoadDriverPrivilege	1888	IMDCSC.exe
Token: SeSystemProfilePrivilege	1888	IMDCSC.exe
Token: SeSystemtimePrivilege	1888	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	1888	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	1888	IMDCSC.exe
Token: SeCreatePagefilePrivilege	1888	IMDCSC.exe
Token: SeBackupPrivilege	1888	IMDCSC.exe
Token: SeRestorePrivilege	1888	IMDCSC.exe
Token: SeShutdownPrivilege	1888	IMDCSC.exe
Token: SeDebugPrivilege	1888	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	1888	IMDCSC.exe
Token: SeChangeNotifyPrivilege	1888	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	1888	IMDCSC.exe
Token: SeUndockPrivilege	1888	IMDCSC.exe
Token: SeManageVolumePrivilege	1888	IMDCSC.exe
Token: SeImpersonatePrivilege	1888	IMDCSC.exe
Token: SeCreateGlobalPrivilege	1888	IMDCSC.exe
Token: 33	1888	IMDCSC.exe
Token: 34	1888	IMDCSC.exe
Token: 35	1888	IMDCSC.exe
Token: 36	1888	IMDCSC.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
4416	IMDCSC.exe
4416	IMDCSC.exe
1888	IMDCSC.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4676 wrote to memory of 4644	4676	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	83
PID 4644 wrote to memory of 4416	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	84
PID 4644 wrote to memory of 4416	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	84
PID 4644 wrote to memory of 4416	4644	JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe	84
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85
PID 4416 wrote to memory of 1888	4416	IMDCSC.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4676
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76aa76af6812173f01f29d16ff1fa6a0.exe
  2⤵
  - Modifies WinLogon for persistence
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4644
- - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
    "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4416
  - - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
      C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:1888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

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\Documents\DCSCMIN\IMDCSC.exe

Filesize
728KB

MD5
76aa76af6812173f01f29d16ff1fa6a0

SHA1
9823872b8ff6984bec0f8e46dded2680d8b3859b

SHA256
2977e1465671a989fe48cda9f4e4c4a510d315b24a7bfcfe409414c67cf26dd7

SHA512
91cbc1af9626b5340b37fafbf30db854eb2075b2019fe72f83caeb92bef344657cbf554de71d10656fcc2bce1ceb5ec8d53d3a0763556b718dae3e80720ab447

Download Submit
memory/1888-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1888-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1888-31-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1888-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1888-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1888-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1888-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4416-17-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/4644-4-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4644-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4644-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4644-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4644-2-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4644-1-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4676-0-0x0000000000B40000-0x0000000000B44000-memory.dmp

Filesize
16KB

Download