darkcomet | 373da5e61b399e68fb6b5a480cdb254c7c863af953bde6b022078595ab37026a

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 14:28

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General

Target

9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Size

658KB
MD5

9c12cb6cdc5948c1f9260e77e2b1c1be
SHA1

a04785c0f7b9f7db4dc877411c1b5179f62b6609
SHA256

373da5e61b399e68fb6b5a480cdb254c7c863af953bde6b022078595ab37026a
SHA512

d953bee23426538c6fef6b1bca2f91fb41f458bf8c54a15b6359a1de9d867c56c0f095528a4c794b9986ba92fc4d11848502e8583ceb5457a7670d69ed568f67
SSDEEP

12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/he:+Z1xuVVjfFoynPaVBUR8f+kN10EBI

Score

10^/10

darkcomet server discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Server

99.247.42.156:200

Mutex

DCMIN_MUTEX-6PR1X1C

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
wlq44RAjBLKw
install
true
offline_keylogger
true
persistence
false
reg_key
DarkComet RAT

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\\DCSCMIN\\IMDCSC.exe"	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2492	IMDCSC.exe

Loads dropped DLL 2 IoCs

pid	Process
1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.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 2 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	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeSecurityPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeSystemtimePrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeBackupPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeRestorePrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeShutdownPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeDebugPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeUndockPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeManageVolumePrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeImpersonatePrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: 33	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: 34	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: 35	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2492	IMDCSC.exe
Token: SeSecurityPrivilege	2492	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	2492	IMDCSC.exe
Token: SeLoadDriverPrivilege	2492	IMDCSC.exe
Token: SeSystemProfilePrivilege	2492	IMDCSC.exe
Token: SeSystemtimePrivilege	2492	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	2492	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	2492	IMDCSC.exe
Token: SeCreatePagefilePrivilege	2492	IMDCSC.exe
Token: SeBackupPrivilege	2492	IMDCSC.exe
Token: SeRestorePrivilege	2492	IMDCSC.exe
Token: SeShutdownPrivilege	2492	IMDCSC.exe
Token: SeDebugPrivilege	2492	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	2492	IMDCSC.exe
Token: SeChangeNotifyPrivilege	2492	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	2492	IMDCSC.exe
Token: SeUndockPrivilege	2492	IMDCSC.exe
Token: SeManageVolumePrivilege	2492	IMDCSC.exe
Token: SeImpersonatePrivilege	2492	IMDCSC.exe
Token: SeCreateGlobalPrivilege	2492	IMDCSC.exe
Token: 33	2492	IMDCSC.exe
Token: 34	2492	IMDCSC.exe
Token: 35	2492	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2492	IMDCSC.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 2492	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe	31
PID 1852 wrote to memory of 2492	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe	31
PID 1852 wrote to memory of 2492	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe	31
PID 1852 wrote to memory of 2492	1852	9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9c12cb6cdc5948c1f9260e77e2b1c1be_JaffaCakes118.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:1852
- C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
  "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2492

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\DCSCMIN\IMDCSC.exe

Filesize
658KB

MD5
9c12cb6cdc5948c1f9260e77e2b1c1be

SHA1
a04785c0f7b9f7db4dc877411c1b5179f62b6609

SHA256
373da5e61b399e68fb6b5a480cdb254c7c863af953bde6b022078595ab37026a

SHA512
d953bee23426538c6fef6b1bca2f91fb41f458bf8c54a15b6359a1de9d867c56c0f095528a4c794b9986ba92fc4d11848502e8583ceb5457a7670d69ed568f67

Download Submit
memory/1852-0-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1852-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2492-10-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2492-14-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2492-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2492-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads