darkcomet | 22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
25/03/2025, 21:36

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General

Target

22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
Size

642KB
MD5

ca6c591a7ae42873de9f0f512107e693
SHA1

e572562e39c39154b46821df84d4750034f61a81
SHA256

22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4
SHA512

76e46e04b0489aefd11ccfa7e263c56ace00bb1b139de64f878cc8e0e75b3096be0715028ae888fe0896378238e31d6d71c8757aeba5caa625924acd191f51c0
SSDEEP

12288:XwLf1o3E5LNco0u9nrFXAjqOKl0aDcoOvB2tdGH4sm+omaeZ:XQdo0g3utujqpXDcoOmdGH4sm1ma

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Attributes

gencode
install
false
offline_keylogger
false
persistence
false

rc4.plain

Extracted

Family

darkcomet

Botnet

Guest16

ariesdevil2.no-ip.org:1604

Mutex

DC_MUTEX-2ZKGCGV

Attributes

gencode
gePxyhGT8qXk
install
false
offline_keylogger
true
password
0123456789
persistence
false

rc4.plain

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet
Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\windows updater = "C:\\Users\\Admin\\AppData\\Local\\Temp\\nJVmSUns.exe"	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\windows updater = "C:\\Users\\Admin\\AppData\\Local\\Temp\\nJVmSUns.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1996 set thread context of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30

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	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2388	vbc.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
Token: SeIncreaseQuotaPrivilege	2388	vbc.exe
Token: SeSecurityPrivilege	2388	vbc.exe
Token: SeTakeOwnershipPrivilege	2388	vbc.exe
Token: SeLoadDriverPrivilege	2388	vbc.exe
Token: SeSystemProfilePrivilege	2388	vbc.exe
Token: SeSystemtimePrivilege	2388	vbc.exe
Token: SeProfSingleProcessPrivilege	2388	vbc.exe
Token: SeIncBasePriorityPrivilege	2388	vbc.exe
Token: SeCreatePagefilePrivilege	2388	vbc.exe
Token: SeBackupPrivilege	2388	vbc.exe
Token: SeRestorePrivilege	2388	vbc.exe
Token: SeShutdownPrivilege	2388	vbc.exe
Token: SeDebugPrivilege	2388	vbc.exe
Token: SeSystemEnvironmentPrivilege	2388	vbc.exe
Token: SeChangeNotifyPrivilege	2388	vbc.exe
Token: SeRemoteShutdownPrivilege	2388	vbc.exe
Token: SeUndockPrivilege	2388	vbc.exe
Token: SeManageVolumePrivilege	2388	vbc.exe
Token: SeImpersonatePrivilege	2388	vbc.exe
Token: SeCreateGlobalPrivilege	2388	vbc.exe
Token: 33	2388	vbc.exe
Token: 34	2388	vbc.exe
Token: 35	2388	vbc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2088	DllHost.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2388	vbc.exe
2088	DllHost.exe
2088	DllHost.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 1996 wrote to memory of 2388	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	30
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 2388 wrote to memory of 2932	2388	vbc.exe	32
PID 1996 wrote to memory of 2744	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	33
PID 1996 wrote to memory of 2744	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	33
PID 1996 wrote to memory of 2744	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	33
PID 1996 wrote to memory of 2744	1996	22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe	33
PID 2744 wrote to memory of 2236	2744	cmd.exe	35
PID 2744 wrote to memory of 2236	2744	cmd.exe	35
PID 2744 wrote to memory of 2236	2744	cmd.exe	35
PID 2744 wrote to memory of 2236	2744	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe
"C:\Users\Admin\AppData\Local\Temp\22c39ee739643bb374b7b3ab27645b7a2b95581f335965365dc349d696f271d4.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2932
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "windows updater" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\nJVmSUns.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "windows updater" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\nJVmSUns.exe
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2236

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\qnavkjj.jpg

Filesize
7KB

MD5
38f1f24cae2fdf2f70035c6b994631aa

SHA1
cd19d0aaad291afd731e0fde703582eb863b03ca

SHA256
6b923685591aebc60352bd526f6fcfd835084fff40a4b246c7492eb1a0113fa7

SHA512
e365e5698528f96260c84f84fb7fac0f4be5bdf0a33cd7407971ac93643a1ad8b452c650ec3a2865009832457fadc2fef53fc1c275ac643317b18d9d85f6d048

Download Submit
memory/1996-0-0x0000000074C91000-0x0000000074C92000-memory.dmp

Filesize
4KB

Download
memory/1996-1-0x0000000074C90000-0x000000007523B000-memory.dmp

Filesize
5.7MB

Download
memory/1996-2-0x0000000074C90000-0x000000007523B000-memory.dmp

Filesize
5.7MB

Download
memory/1996-73-0x0000000074C90000-0x000000007523B000-memory.dmp

Filesize
5.7MB

Download
memory/1996-28-0x0000000000CD0000-0x0000000000CD2000-memory.dmp

Filesize
8KB

Download
memory/2088-29-0x0000000000360000-0x0000000000362000-memory.dmp

Filesize
8KB

Download
memory/2388-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-26-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2388-9-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-4-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2388-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2932-68-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2932-30-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download