darkcomet | 509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/01/2025, 15:21

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General

Target

509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Size

725KB
MD5

f74b5af14f62bb35a0fee52dce026c95
SHA1

86cebb40fce107ee31313fffe74f477ebaf56cb6
SHA256

509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497
SHA512

bb097e493485d2cafbc4b13496d427545233a5b3747af6ea87b1e33a53047c81db09bce4945f5b4b15f464b97b02b20413e818b147aaca0f7b1fec839e09ca65
SSDEEP

12288:P9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hlKM:5Z1xuVVjfFoynPaVBUR8f+kN10EB9

Score

10^/10

darkcomet harmfulpoop.no-ip.biz discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

harmfulpoop.no-ip.biz

harmfulpoop.no-ip.biz:200

Mutex

DC_MUTEX-WDP20P9

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
R88C5JqV9fKM
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:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe

Deletes itself 1 IoCs

pid	Process
2052	notepad.exe

Executes dropped EXE 1 IoCs

pid	Process
2948	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	msdcsc.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 3 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	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeSecurityPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeTakeOwnershipPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeLoadDriverPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeSystemProfilePrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeSystemtimePrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeProfSingleProcessPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeIncBasePriorityPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeCreatePagefilePrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeBackupPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeRestorePrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeShutdownPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeDebugPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeSystemEnvironmentPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeChangeNotifyPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeRemoteShutdownPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeUndockPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeManageVolumePrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeImpersonatePrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeCreateGlobalPrivilege	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: 33	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: 34	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: 35	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
Token: SeIncreaseQuotaPrivilege	2948	msdcsc.exe
Token: SeSecurityPrivilege	2948	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2948	msdcsc.exe
Token: SeLoadDriverPrivilege	2948	msdcsc.exe
Token: SeSystemProfilePrivilege	2948	msdcsc.exe
Token: SeSystemtimePrivilege	2948	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2948	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2948	msdcsc.exe
Token: SeCreatePagefilePrivilege	2948	msdcsc.exe
Token: SeBackupPrivilege	2948	msdcsc.exe
Token: SeRestorePrivilege	2948	msdcsc.exe
Token: SeShutdownPrivilege	2948	msdcsc.exe
Token: SeDebugPrivilege	2948	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2948	msdcsc.exe
Token: SeChangeNotifyPrivilege	2948	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2948	msdcsc.exe
Token: SeUndockPrivilege	2948	msdcsc.exe
Token: SeManageVolumePrivilege	2948	msdcsc.exe
Token: SeImpersonatePrivilege	2948	msdcsc.exe
Token: SeCreateGlobalPrivilege	2948	msdcsc.exe
Token: 33	2948	msdcsc.exe
Token: 34	2948	msdcsc.exe
Token: 35	2948	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2948	msdcsc.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2052	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	28
PID 1736 wrote to memory of 2948	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	29
PID 1736 wrote to memory of 2948	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	29
PID 1736 wrote to memory of 2948	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	29
PID 1736 wrote to memory of 2948	1736	509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe	29

C:\Users\Admin\AppData\Local\Temp\509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.exe
"C:\Users\Admin\AppData\Local\Temp\509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497.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:1736
- C:\Windows\SysWOW64\notepad.exe
  notepad
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2052
- C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
  "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2948

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

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

Filesize
725KB

MD5
f74b5af14f62bb35a0fee52dce026c95

SHA1
86cebb40fce107ee31313fffe74f477ebaf56cb6

SHA256
509f38d2f10000544d741eda3414c1184ada46e5d654729de67fdb025e701497

SHA512
bb097e493485d2cafbc4b13496d427545233a5b3747af6ea87b1e33a53047c81db09bce4945f5b4b15f464b97b02b20413e818b147aaca0f7b1fec839e09ca65

Download Submit
memory/1736-0-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1736-29-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2052-19-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2052-3-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2948-34-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-32-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-33-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-31-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-35-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-36-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-37-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-38-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-39-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-40-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2948-41-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads