darkcomet | d8b86515c6bfd01b6182e0485080e87dd0e8e7c9fa14e8b77fd0d52a299d3a49

Analysis

max time kernel
143s
max time network
144s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-12-2024 11:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Size

711KB
MD5

b82414e14db15173d1145fbb77e1aaad
SHA1

4cafd82aa1c3f43841f58adeb357e857b57d51b7
SHA256

d8b86515c6bfd01b6182e0485080e87dd0e8e7c9fa14e8b77fd0d52a299d3a49
SHA512

4baff641fd74129d3467b63a486029f0f1ceed7834318e47a018d4a97754da719016d09da74759b127be93eb2aad3d9c20c9b8fb78f366c17738bce747f52ccd
SSDEEP

12288:FkEl2g0uimpMomUfOm/k02fZGY0i/k/REbIpdlRI7CeePYdqaus5:hhLS7m/n2fj4CI5RIpqaB

Score

10^/10

darkcomet discovery persistence rat trojan

Malware Config

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\\MSDCSC\\msdcsc.exe"	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2976	msdcsc.exe
316	msdcsc.exe

Loads dropped DLL 3 IoCs

pid	Process
2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
2976	msdcsc.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	msdcsc.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2868 set thread context of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2976 set thread context of 316	2976	msdcsc.exe	32

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	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeDebugPrivilege	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeSecurityPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeBackupPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeRestorePrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeShutdownPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeDebugPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeUndockPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: 33	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: 34	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: 35	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
Token: SeDebugPrivilege	2976	msdcsc.exe
Token: SeIncreaseQuotaPrivilege	316	msdcsc.exe
Token: SeSecurityPrivilege	316	msdcsc.exe
Token: SeTakeOwnershipPrivilege	316	msdcsc.exe
Token: SeLoadDriverPrivilege	316	msdcsc.exe
Token: SeSystemProfilePrivilege	316	msdcsc.exe
Token: SeSystemtimePrivilege	316	msdcsc.exe
Token: SeProfSingleProcessPrivilege	316	msdcsc.exe
Token: SeIncBasePriorityPrivilege	316	msdcsc.exe
Token: SeCreatePagefilePrivilege	316	msdcsc.exe
Token: SeBackupPrivilege	316	msdcsc.exe
Token: SeRestorePrivilege	316	msdcsc.exe
Token: SeShutdownPrivilege	316	msdcsc.exe
Token: SeDebugPrivilege	316	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	316	msdcsc.exe
Token: SeChangeNotifyPrivilege	316	msdcsc.exe
Token: SeRemoteShutdownPrivilege	316	msdcsc.exe
Token: SeUndockPrivilege	316	msdcsc.exe
Token: SeManageVolumePrivilege	316	msdcsc.exe
Token: SeImpersonatePrivilege	316	msdcsc.exe
Token: SeCreateGlobalPrivilege	316	msdcsc.exe
Token: 33	316	msdcsc.exe
Token: 34	316	msdcsc.exe
Token: 35	316	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
316	msdcsc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2868 wrote to memory of 2812	2868	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2976	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	31
PID 2812 wrote to memory of 2976	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	31
PID 2812 wrote to memory of 2976	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	31
PID 2812 wrote to memory of 2976	2812	b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe	31
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32
PID 2976 wrote to memory of 316	2976	msdcsc.exe	32

C:\Users\Admin\AppData\Local\Temp\b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Users\Admin\AppData\Local\Temp\b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b82414e14db15173d1145fbb77e1aaad_JaffaCakes118.exe
  2⤵
  - Modifies WinLogon for persistence
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2976
  - - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:316

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe

Filesize
711KB

MD5
b82414e14db15173d1145fbb77e1aaad

SHA1
4cafd82aa1c3f43841f58adeb357e857b57d51b7

SHA256
d8b86515c6bfd01b6182e0485080e87dd0e8e7c9fa14e8b77fd0d52a299d3a49

SHA512
4baff641fd74129d3467b63a486029f0f1ceed7834318e47a018d4a97754da719016d09da74759b127be93eb2aad3d9c20c9b8fb78f366c17738bce747f52ccd

Download Submit
memory/316-75-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/316-70-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/316-71-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/316-72-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/316-73-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/316-69-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/316-68-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-24-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-26-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-13-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-11-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-9-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-7-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-15-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-25-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-17-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-4-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-6-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-23-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-40-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2812-21-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2868-0-0x0000000074E01000-0x0000000074E02000-memory.dmp

Filesize
4KB

Download
memory/2868-44-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2868-2-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2868-1-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2976-41-0x0000000074E01000-0x0000000074E02000-memory.dmp

Filesize
4KB

Download
memory/2976-42-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2976-43-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2976-74-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads