darkcomet | 7c50c28278a083bd999ed3d481687a5fee51edd579847debed7c3a63efa4eed0

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
09/02/2025, 14:28

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General

Target

JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Size

647KB
MD5

d04c72beab341f63fd5bf9f6b6bcace7
SHA1

c6b8de0e258f6257a9c26f5c0742e1116ef369b6
SHA256

7c50c28278a083bd999ed3d481687a5fee51edd579847debed7c3a63efa4eed0
SHA512

66b529aee63e65a5d635c6b360c47f83087dcafa9e8e44268b7b00113fd0dafbfedeb6ed2f4d11282e198182fd7197dd429feb8bcbd81ad95a7abef81ba77acc
SSDEEP

12288:Q8UaT9XY2siA0bMG09xD7I3Gg8ecgVvfBoCDBOQQYbVXpuy1f/gORixt:JUKoN0bUxgGa/pfBHDb+y1HgZL

Score

10^/10

darkcomet guest17 defense_evasion discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest17

69spyology.no-ip.biz:1500

Mutex

DC_MUTEX-TLXADKK

Attributes

InstallPath
msdcsc.exe
gencode
vjSEy%Mq2b%A
install
true
offline_keylogger
true
persistence
true
reg_key
LOLDOWS

rc4.plain

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\\AppData\\Local\\Temp\\msdcsc.exe"	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe

Modifies security service 2 TTPs 1 IoCs

defense_evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	msdcsc.exe

Windows security bypass 2 TTPs 2 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	msdcsc.exe

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2500	attrib.exe
3052	attrib.exe

Executes dropped EXE 1 IoCs

pid	Process
1752	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe

Windows security modification 2 TTPs 2 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	msdcsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\LOLDOWS = "C:\\Users\\Admin\\AppData\\Local\\Temp\\msdcsc.exe"	msdcsc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\LOLDOWS = "C:\\Users\\Admin\\AppData\\Local\\Temp\\msdcsc.exe"	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe

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 6 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	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeSecurityPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeTakeOwnershipPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeLoadDriverPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeSystemProfilePrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeSystemtimePrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeProfSingleProcessPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeIncBasePriorityPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeCreatePagefilePrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeBackupPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeRestorePrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeShutdownPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeDebugPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeSystemEnvironmentPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeChangeNotifyPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeRemoteShutdownPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeUndockPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeManageVolumePrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeImpersonatePrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeCreateGlobalPrivilege	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: 33	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: 34	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: 35	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
Token: SeIncreaseQuotaPrivilege	1752	msdcsc.exe
Token: SeSecurityPrivilege	1752	msdcsc.exe
Token: SeTakeOwnershipPrivilege	1752	msdcsc.exe
Token: SeLoadDriverPrivilege	1752	msdcsc.exe
Token: SeSystemProfilePrivilege	1752	msdcsc.exe
Token: SeSystemtimePrivilege	1752	msdcsc.exe
Token: SeProfSingleProcessPrivilege	1752	msdcsc.exe
Token: SeIncBasePriorityPrivilege	1752	msdcsc.exe
Token: SeCreatePagefilePrivilege	1752	msdcsc.exe
Token: SeBackupPrivilege	1752	msdcsc.exe
Token: SeRestorePrivilege	1752	msdcsc.exe
Token: SeShutdownPrivilege	1752	msdcsc.exe
Token: SeDebugPrivilege	1752	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	1752	msdcsc.exe
Token: SeChangeNotifyPrivilege	1752	msdcsc.exe
Token: SeRemoteShutdownPrivilege	1752	msdcsc.exe
Token: SeUndockPrivilege	1752	msdcsc.exe
Token: SeManageVolumePrivilege	1752	msdcsc.exe
Token: SeImpersonatePrivilege	1752	msdcsc.exe
Token: SeCreateGlobalPrivilege	1752	msdcsc.exe
Token: 33	1752	msdcsc.exe
Token: 34	1752	msdcsc.exe
Token: 35	1752	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1752	msdcsc.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2392	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	30
PID 2592 wrote to memory of 2392	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	30
PID 2592 wrote to memory of 2392	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	30
PID 2592 wrote to memory of 2392	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	30
PID 2592 wrote to memory of 2624	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	31
PID 2592 wrote to memory of 2624	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	31
PID 2592 wrote to memory of 2624	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	31
PID 2592 wrote to memory of 2624	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	31
PID 2624 wrote to memory of 3052	2624	cmd.exe	35
PID 2624 wrote to memory of 3052	2624	cmd.exe	35
PID 2624 wrote to memory of 3052	2624	cmd.exe	35
PID 2624 wrote to memory of 3052	2624	cmd.exe	35
PID 2392 wrote to memory of 2500	2392	cmd.exe	34
PID 2392 wrote to memory of 2500	2392	cmd.exe	34
PID 2392 wrote to memory of 2500	2392	cmd.exe	34
PID 2392 wrote to memory of 2500	2392	cmd.exe	34
PID 2592 wrote to memory of 1752	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	36
PID 2592 wrote to memory of 1752	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	36
PID 2592 wrote to memory of 1752	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	36
PID 2592 wrote to memory of 1752	2592	JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe	36

Views/modifies file attributes 1 TTPs 2 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2500	attrib.exe
3052	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe"
1⤵
- 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:2592
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2500
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2624
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:3052
- C:\Users\Admin\AppData\Local\Temp\msdcsc.exe
  "C:\Users\Admin\AppData\Local\Temp\msdcsc.exe"
  2⤵
  - Modifies security service
  - Windows security bypass
  - Executes dropped EXE
  - Windows security modification
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1752

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

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

\Users\Admin\AppData\Local\Temp\msdcsc.exe

Filesize
647KB

MD5
d04c72beab341f63fd5bf9f6b6bcace7

SHA1
c6b8de0e258f6257a9c26f5c0742e1116ef369b6

SHA256
7c50c28278a083bd999ed3d481687a5fee51edd579847debed7c3a63efa4eed0

SHA512
66b529aee63e65a5d635c6b360c47f83087dcafa9e8e44268b7b00113fd0dafbfedeb6ed2f4d11282e198182fd7197dd429feb8bcbd81ad95a7abef81ba77acc

Download Submit
memory/1752-18-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-20-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-13-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-14-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-15-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-16-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-26-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-17-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-19-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-25-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-21-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-22-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-23-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/1752-24-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2592-0-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2592-12-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads