darkcomet | dff1fdf57e443884f73c50c7c3d285e6b752fa923a3601daa3c1ce63331ce4f2

Analysis

max time kernel
145s
max time network
147s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12-12-2024 09:16

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General

Target

e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Size

676KB
MD5

e5b1bb3bb10e1870f622cbc5a49e1e9f
SHA1

77ace91242caaafebb4478068d064d3cb98f72a5
SHA256

dff1fdf57e443884f73c50c7c3d285e6b752fa923a3601daa3c1ce63331ce4f2
SHA512

a970b3b3625a3385cb0df70fa3b31b383dcc8efdccb9e47f595c9eec1ea87c1817a1fca2f4a9d62a1ef2bccf7031706e7c8935ba81c20d9c7a60ee7691cfde05
SSDEEP

12288:cWRSJugNlxv0W3ZUwbqwpXbtL8LLtBYKuFewpncaXn3IWeK4DYrwjWK8hR/JSUSc:pQcgNTv0CUwbhtLuLYtFFJNeDErdh0Nu

Score

10^/10

darkcomet 24/12/2012 1604 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

24/12/2012 1604

158.255.215.83:1700

Mutex

DC_MUTEX-YEWS2Q4

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
3xmvFz3cURTB
install
true
offline_keylogger
true
persistence
true
reg_key
MicroUpdate

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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe"	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2884	msdcsc.exe
2980	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe"	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe"	msdcsc.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2060 set thread context of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2884 set thread context of 2980	2884	msdcsc.exe	31

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	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeSecurityPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeBackupPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeRestorePrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeShutdownPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeDebugPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeUndockPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: 33	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: 34	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: 35	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2980	msdcsc.exe
Token: SeSecurityPrivilege	2980	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2980	msdcsc.exe
Token: SeLoadDriverPrivilege	2980	msdcsc.exe
Token: SeSystemProfilePrivilege	2980	msdcsc.exe
Token: SeSystemtimePrivilege	2980	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2980	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2980	msdcsc.exe
Token: SeCreatePagefilePrivilege	2980	msdcsc.exe
Token: SeBackupPrivilege	2980	msdcsc.exe
Token: SeRestorePrivilege	2980	msdcsc.exe
Token: SeShutdownPrivilege	2980	msdcsc.exe
Token: SeDebugPrivilege	2980	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2980	msdcsc.exe
Token: SeChangeNotifyPrivilege	2980	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2980	msdcsc.exe
Token: SeUndockPrivilege	2980	msdcsc.exe
Token: SeManageVolumePrivilege	2980	msdcsc.exe
Token: SeImpersonatePrivilege	2980	msdcsc.exe
Token: SeCreateGlobalPrivilege	2980	msdcsc.exe
Token: 33	2980	msdcsc.exe
Token: 34	2980	msdcsc.exe
Token: 35	2980	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2980	msdcsc.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2060 wrote to memory of 2148	2060	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	29
PID 2148 wrote to memory of 2884	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	30
PID 2148 wrote to memory of 2884	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	30
PID 2148 wrote to memory of 2884	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	30
PID 2148 wrote to memory of 2884	2148	e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe	30
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31
PID 2884 wrote to memory of 2980	2884	msdcsc.exe	31

C:\Users\Admin\AppData\Local\Temp\e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Local\Temp\e5b1bb3bb10e1870f622cbc5a49e1e9f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e5b1bb3bb10e1870f622cbc5a49e1e9f_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:2148
- - C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe
    "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2884
  - - C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe
      "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\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:2980

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

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe

Filesize
676KB

MD5
e5b1bb3bb10e1870f622cbc5a49e1e9f

SHA1
77ace91242caaafebb4478068d064d3cb98f72a5

SHA256
dff1fdf57e443884f73c50c7c3d285e6b752fa923a3601daa3c1ce63331ce4f2

SHA512
a970b3b3625a3385cb0df70fa3b31b383dcc8efdccb9e47f595c9eec1ea87c1817a1fca2f4a9d62a1ef2bccf7031706e7c8935ba81c20d9c7a60ee7691cfde05

Download Submit
memory/2148-0-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-6-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-4-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-2-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2148-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2980-48-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2980-49-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2980-50-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2980-52-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2980-51-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2980-53-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2980-54-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2980-56-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads