darkcomet | e80eed3b092e540b00c0fb1cb68cfc9804bf98340ec3f8f3b280fe25ca491a5b

Analysis

max time kernel
150s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20/02/2025, 08:02

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General

Target

JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Size

658KB
MD5

0aa0b277afed0537b4920a9f8a2d471c
SHA1

4f5a10a31e85ef6847bb522e6346ca2ecdb2a92f
SHA256

e80eed3b092e540b00c0fb1cb68cfc9804bf98340ec3f8f3b280fe25ca491a5b
SHA512

147e929b8401559a617be20ed43fe87ed35d8a605dc608f86262dd9159944810dbd2cbdefe2a9ab135ef4353c0cef63030caa563fa6103e46f90ced06bbe5f2c
SSDEEP

12288:O9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/Rk:aZ1xuVVjfFoynPaVBUR8f+kN10EB2

Score

10^/10

darkcomet defense_evasion 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"	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe

Modifies firewall policy service 3 TTPs 3 IoCs

defense_evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	msdcsc.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	msdcsc.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	msdcsc.exe

Windows security bypass 2 TTPs 1 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

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	msdcsc.exe

Disables Task Manager via registry modification
defense_evasion

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
2808	attrib.exe
2824	attrib.exe

Executes dropped EXE 1 IoCs

pid	Process
2188	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe

Windows security modification 2 TTPs 1 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.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	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.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	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeSecurityPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeTakeOwnershipPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeLoadDriverPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeSystemProfilePrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeSystemtimePrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeProfSingleProcessPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeIncBasePriorityPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeCreatePagefilePrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeBackupPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeRestorePrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeShutdownPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeDebugPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeSystemEnvironmentPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeChangeNotifyPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeRemoteShutdownPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeUndockPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeManageVolumePrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeImpersonatePrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeCreateGlobalPrivilege	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: 33	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: 34	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: 35	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
Token: SeIncreaseQuotaPrivilege	2188	msdcsc.exe
Token: SeSecurityPrivilege	2188	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2188	msdcsc.exe
Token: SeLoadDriverPrivilege	2188	msdcsc.exe
Token: SeSystemProfilePrivilege	2188	msdcsc.exe
Token: SeSystemtimePrivilege	2188	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2188	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2188	msdcsc.exe
Token: SeCreatePagefilePrivilege	2188	msdcsc.exe
Token: SeBackupPrivilege	2188	msdcsc.exe
Token: SeRestorePrivilege	2188	msdcsc.exe
Token: SeShutdownPrivilege	2188	msdcsc.exe
Token: SeDebugPrivilege	2188	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2188	msdcsc.exe
Token: SeChangeNotifyPrivilege	2188	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2188	msdcsc.exe
Token: SeUndockPrivilege	2188	msdcsc.exe
Token: SeManageVolumePrivilege	2188	msdcsc.exe
Token: SeImpersonatePrivilege	2188	msdcsc.exe
Token: SeCreateGlobalPrivilege	2188	msdcsc.exe
Token: 33	2188	msdcsc.exe
Token: 34	2188	msdcsc.exe
Token: 35	2188	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2188	msdcsc.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 1016	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	29
PID 2544 wrote to memory of 1016	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	29
PID 2544 wrote to memory of 1016	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	29
PID 2544 wrote to memory of 1016	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	29
PID 2544 wrote to memory of 2244	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	30
PID 2544 wrote to memory of 2244	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	30
PID 2544 wrote to memory of 2244	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	30
PID 2544 wrote to memory of 2244	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	30
PID 1016 wrote to memory of 2808	1016	cmd.exe	34
PID 1016 wrote to memory of 2808	1016	cmd.exe	34
PID 1016 wrote to memory of 2808	1016	cmd.exe	34
PID 1016 wrote to memory of 2808	1016	cmd.exe	34
PID 2544 wrote to memory of 2188	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	33
PID 2544 wrote to memory of 2188	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	33
PID 2544 wrote to memory of 2188	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	33
PID 2544 wrote to memory of 2188	2544	JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe	33
PID 2244 wrote to memory of 2824	2244	cmd.exe	35
PID 2244 wrote to memory of 2824	2244	cmd.exe	35
PID 2244 wrote to memory of 2824	2244	cmd.exe	35
PID 2244 wrote to memory of 2824	2244	cmd.exe	35
PID 2188 wrote to memory of 2748	2188	msdcsc.exe	36
PID 2188 wrote to memory of 2748	2188	msdcsc.exe	36
PID 2188 wrote to memory of 2748	2188	msdcsc.exe	36
PID 2188 wrote to memory of 2748	2188	msdcsc.exe	36
PID 2188 wrote to memory of 2612	2188	msdcsc.exe	37
PID 2188 wrote to memory of 2612	2188	msdcsc.exe	37
PID 2188 wrote to memory of 2612	2188	msdcsc.exe	37
PID 2188 wrote to memory of 2612	2188	msdcsc.exe	37

Views/modifies file attributes 1 TTPs 2 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2824	attrib.exe
2808	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.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:2544
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1016
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2808
- 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:2244
- - 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:2824
- C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
  "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
  2⤵
  - Modifies firewall policy service
  - Windows security bypass
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2188
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:2748
- - C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    3⤵
    PID:2612

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 System Firewall

T1562.004

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\Documents\MSDCSC\msdcsc.exe

Filesize
658KB

MD5
0aa0b277afed0537b4920a9f8a2d471c

SHA1
4f5a10a31e85ef6847bb522e6346ca2ecdb2a92f

SHA256
e80eed3b092e540b00c0fb1cb68cfc9804bf98340ec3f8f3b280fe25ca491a5b

SHA512
147e929b8401559a617be20ed43fe87ed35d8a605dc608f86262dd9159944810dbd2cbdefe2a9ab135ef4353c0cef63030caa563fa6103e46f90ced06bbe5f2c

Download Submit
memory/2188-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-11-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2188-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2188-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2544-0-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2544-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads