darkcomet | ecced6fad4fab8949886e0e5322582b4d8f2c507cf608e5225c13433f3aaf3fd

Analysis

max time kernel
150s
max time network
143s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-01-2025 21:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Size

865KB
MD5

111d34ac01b045687d936709bce1250e
SHA1

2fa90f830115668ff5262ad8ab3748c419c8c31d
SHA256

ecced6fad4fab8949886e0e5322582b4d8f2c507cf608e5225c13433f3aaf3fd
SHA512

3693815921f78767bffafd8161351916c091ebafb411e418f17425b79152ef1bfe10ef8db133477344a47246a5579091f1e980c00f551be8c17fe7cb2c236a1f
SSDEEP

12288:4X2JVHMRtDaSm3TJvVNvWV5YTsY7tHwbz/htfcoCoK632zb7G/QOOoe:uss2Sm39NNv9wY7tHwbzfIoK6Mo0l

Score

10^/10

darkcomet guest16 defense_evasion discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

127.0.0.1:1604

192.168.2.102:1604

79.220.233.250:1604

Mutex

DC_MUTEX-7AF2NNS

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
boVoHKgbH3xj
install
true
offline_keylogger
true
persistence
false
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"	JaffaCakes118_111d34ac01b045687d936709bce1250e.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
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	msdcsc.exe
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

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\UpdatesDisableNotify = "1"	msdcsc.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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
2644	attrib.exe
2800	attrib.exe

Executes dropped EXE 2 IoCs

pid	Process
2964	CROSSFIRE-MODS.COM PREMIUM DOWNLOADER BY HORST.EXE
2700	msdcsc.exe

Loads dropped DLL 3 IoCs

pid	Process
1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.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\UpdatesDisableNotify = "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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	JaffaCakes118_111d34ac01b045687d936709bce1250e.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 8 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	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_111d34ac01b045687d936709bce1250e.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	CROSSFIRE-MODS.COM PREMIUM DOWNLOADER BY HORST.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2700	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 47 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeSecurityPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeTakeOwnershipPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeLoadDriverPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeSystemProfilePrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeSystemtimePrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeProfSingleProcessPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeIncBasePriorityPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeCreatePagefilePrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeBackupPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeRestorePrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeShutdownPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeDebugPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeSystemEnvironmentPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeChangeNotifyPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeRemoteShutdownPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeUndockPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeManageVolumePrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeImpersonatePrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeCreateGlobalPrivilege	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: 33	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: 34	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: 35	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
Token: SeIncreaseQuotaPrivilege	2700	msdcsc.exe
Token: SeSecurityPrivilege	2700	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2700	msdcsc.exe
Token: SeLoadDriverPrivilege	2700	msdcsc.exe
Token: SeSystemProfilePrivilege	2700	msdcsc.exe
Token: SeSystemtimePrivilege	2700	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2700	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2700	msdcsc.exe
Token: SeCreatePagefilePrivilege	2700	msdcsc.exe
Token: SeBackupPrivilege	2700	msdcsc.exe
Token: SeRestorePrivilege	2700	msdcsc.exe
Token: SeShutdownPrivilege	2700	msdcsc.exe
Token: SeDebugPrivilege	2700	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2700	msdcsc.exe
Token: SeChangeNotifyPrivilege	2700	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2700	msdcsc.exe
Token: SeUndockPrivilege	2700	msdcsc.exe
Token: SeManageVolumePrivilege	2700	msdcsc.exe
Token: SeImpersonatePrivilege	2700	msdcsc.exe
Token: SeCreateGlobalPrivilege	2700	msdcsc.exe
Token: 33	2700	msdcsc.exe
Token: 34	2700	msdcsc.exe
Token: 35	2700	msdcsc.exe
Token: SeDebugPrivilege	2964	CROSSFIRE-MODS.COM PREMIUM DOWNLOADER BY HORST.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2700	msdcsc.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 1784 wrote to memory of 2828	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	30
PID 1784 wrote to memory of 2828	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	30
PID 1784 wrote to memory of 2828	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	30
PID 1784 wrote to memory of 2828	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	30
PID 1784 wrote to memory of 2836	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	31
PID 1784 wrote to memory of 2836	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	31
PID 1784 wrote to memory of 2836	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	31
PID 1784 wrote to memory of 2836	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	31
PID 1784 wrote to memory of 2964	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	33
PID 1784 wrote to memory of 2964	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	33
PID 1784 wrote to memory of 2964	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	33
PID 1784 wrote to memory of 2964	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	33
PID 2836 wrote to memory of 2800	2836	cmd.exe	35
PID 2836 wrote to memory of 2800	2836	cmd.exe	35
PID 2836 wrote to memory of 2800	2836	cmd.exe	35
PID 2836 wrote to memory of 2800	2836	cmd.exe	35
PID 2828 wrote to memory of 2644	2828	cmd.exe	36
PID 2828 wrote to memory of 2644	2828	cmd.exe	36
PID 2828 wrote to memory of 2644	2828	cmd.exe	36
PID 2828 wrote to memory of 2644	2828	cmd.exe	36
PID 1784 wrote to memory of 2700	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	37
PID 1784 wrote to memory of 2700	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	37
PID 1784 wrote to memory of 2700	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	37
PID 1784 wrote to memory of 2700	1784	JaffaCakes118_111d34ac01b045687d936709bce1250e.exe	37
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38
PID 2700 wrote to memory of 2472	2700	msdcsc.exe	38

Views/modifies file attributes 1 TTPs 2 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2644	attrib.exe
2800	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_111d34ac01b045687d936709bce1250e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_111d34ac01b045687d936709bce1250e.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:1784
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_111d34ac01b045687d936709bce1250e.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_111d34ac01b045687d936709bce1250e.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2644
- 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:2836
- - 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:2800
- C:\Users\Admin\AppData\Local\Temp\CROSSFIRE-MODS.COM PREMIUM DOWNLOADER BY HORST.EXE
  "C:\Users\Admin\AppData\Local\Temp\CROSSFIRE-MODS.COM PREMIUM DOWNLOADER BY HORST.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2964
- 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 behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2472

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

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\CROSSFIRE-MODS.COM PREMIUM DOWNLOADER BY HORST.EXE

Filesize
149KB

MD5
fc53095046954bba3c1ab6ed4e383176

SHA1
5fc97e28a5c6451062f72437bc84b36cec4d8cbe

SHA256
8b40121aee8cee95700b9e88e48def0ce07a921be287b9b39cd690142b298864

SHA512
1b59a269982ecb57204f9c95b1660497e6eea8f3749b3cb0b99d02ee0ad80f1384ce3dcfb62d9c1de5b89b20f6c30688e7d6b15857f7e289499161a1c7d6405f

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

Filesize
865KB

MD5
111d34ac01b045687d936709bce1250e

SHA1
2fa90f830115668ff5262ad8ab3748c419c8c31d

SHA256
ecced6fad4fab8949886e0e5322582b4d8f2c507cf608e5225c13433f3aaf3fd

SHA512
3693815921f78767bffafd8161351916c091ebafb411e418f17425b79152ef1bfe10ef8db133477344a47246a5579091f1e980c00f551be8c17fe7cb2c236a1f

Download Submit
memory/1784-0-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/1784-19-0x0000000000400000-0x00000000004E7000-memory.dmp

Filesize
924KB

Download
memory/2472-58-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2472-20-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/2700-59-0x0000000000400000-0x00000000004E7000-memory.dmp

Filesize
924KB

Download
memory/2700-61-0x0000000000400000-0x00000000004E7000-memory.dmp

Filesize
924KB

Download
memory/2700-63-0x0000000000400000-0x00000000004E7000-memory.dmp

Filesize
924KB

Download
memory/2700-67-0x0000000000400000-0x00000000004E7000-memory.dmp

Filesize
924KB

Download
memory/2700-72-0x0000000000400000-0x00000000004E7000-memory.dmp

Filesize
924KB

Download
memory/2964-10-0x0000000000D30000-0x0000000000D5E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads