darkcomet | 84efc8736359d8fe3e8770232db52fec1054f441fba711c50b7fb8becde11002

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
09-12-2024 22:41

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General

Target

dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Size

804KB
MD5

dbe1ef7d131457948c375aef87f35df4
SHA1

8ab7c9a5511f66d5862f798f0f639923a8370622
SHA256

84efc8736359d8fe3e8770232db52fec1054f441fba711c50b7fb8becde11002
SHA512

5d6e282ff60304ebcec7f1083a90cbbe7940eafa984448ba9c8aca03d024ad4ff83186063dfc5eff0d2d83dc3ccf2ee1739667d050a800d61bc18a17b8690e9c
SSDEEP

24576:LTGtcTGfigCIh1jBqOKCkiCx1e7MGvO4nJPPKaUZbXVL:qZm4K3bovvJPPKaaT9

Score

10^/10

darkcomet operatioin7 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

operatioin7

dskunderdog.no-ip.org:81

Mutex

DCMIN_MUTEX-35LV69N

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
GxSX2EAwve7G
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"	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4856	IMDCSC.exe
2104	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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3784 set thread context of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 4856 set thread context of 2104	4856	IMDCSC.exe	91

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	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeSecurityPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeSystemtimePrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeBackupPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeRestorePrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeShutdownPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeDebugPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeUndockPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeManageVolumePrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeImpersonatePrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: 33	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: 34	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: 35	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: 36	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2104	IMDCSC.exe
Token: SeSecurityPrivilege	2104	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	2104	IMDCSC.exe
Token: SeLoadDriverPrivilege	2104	IMDCSC.exe
Token: SeSystemProfilePrivilege	2104	IMDCSC.exe
Token: SeSystemtimePrivilege	2104	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	2104	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	2104	IMDCSC.exe
Token: SeCreatePagefilePrivilege	2104	IMDCSC.exe
Token: SeBackupPrivilege	2104	IMDCSC.exe
Token: SeRestorePrivilege	2104	IMDCSC.exe
Token: SeShutdownPrivilege	2104	IMDCSC.exe
Token: SeDebugPrivilege	2104	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	2104	IMDCSC.exe
Token: SeChangeNotifyPrivilege	2104	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	2104	IMDCSC.exe
Token: SeUndockPrivilege	2104	IMDCSC.exe
Token: SeManageVolumePrivilege	2104	IMDCSC.exe
Token: SeImpersonatePrivilege	2104	IMDCSC.exe
Token: SeCreateGlobalPrivilege	2104	IMDCSC.exe
Token: 33	2104	IMDCSC.exe
Token: 34	2104	IMDCSC.exe
Token: 35	2104	IMDCSC.exe
Token: 36	2104	IMDCSC.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
4856	IMDCSC.exe
2104	IMDCSC.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3784 wrote to memory of 3000	3784	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	84
PID 3000 wrote to memory of 4856	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	85
PID 3000 wrote to memory of 4856	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	85
PID 3000 wrote to memory of 4856	3000	dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe	85
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91
PID 4856 wrote to memory of 2104	4856	IMDCSC.exe	91

C:\Users\Admin\AppData\Local\Temp\dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3784
- C:\Users\Admin\AppData\Local\Temp\dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\dbe1ef7d131457948c375aef87f35df4_JaffaCakes118.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:3000
- - 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 use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4856
  - - 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:2104

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
804KB

MD5
dbe1ef7d131457948c375aef87f35df4

SHA1
8ab7c9a5511f66d5862f798f0f639923a8370622

SHA256
84efc8736359d8fe3e8770232db52fec1054f441fba711c50b7fb8becde11002

SHA512
5d6e282ff60304ebcec7f1083a90cbbe7940eafa984448ba9c8aca03d024ad4ff83186063dfc5eff0d2d83dc3ccf2ee1739667d050a800d61bc18a17b8690e9c

Download Submit
memory/2104-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-46-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-32-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-45-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-44-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-43-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-31-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-42-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-34-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-41-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-35-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-36-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-37-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-38-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-39-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2104-40-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3000-4-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3000-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3000-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3000-2-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3000-6-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3000-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads