darkcomet | 3eacba75107f0586735eb29133eddc6bd326a5d69b6d72bfbd0b77519ccd07a8

Analysis

max time kernel
150s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27/03/2025, 05:01

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General

Target

JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Size

1.3MB
MD5

89876ef0a94cfddbb4b31534318f54fc
SHA1

5c93e429dbf56fb484e24279c50175cdb9250b8c
SHA256

3eacba75107f0586735eb29133eddc6bd326a5d69b6d72bfbd0b77519ccd07a8
SHA512

ddb1d97a21d5364ad89b83a9f1c18aaac601d9df601412fc9c1148a8db6a5d9f4ed43b247201b80c81a020cf881e0bc40a3c0a05c9d6ed58d2e0f61439a39fa3
SSDEEP

24576:AxLXDSHJeHQjiCA7BRSztzxdfhf6PQl1hfwUenzZQ:AxaHCGpyBMDh6P2wUenS

Score

10^/10

darkcomet the joker hacker defense_evasion discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

The Joker Hacker

thejokerhacker.no-ip.biz:288

Mutex

DC_MUTEX-PHDL86N

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
HP4pYsV9BXK4
install
true
offline_keylogger
true
persistence
true
reg_key
MicroUpdate

rc4.plain

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:\\MSDCSC\\msdcsc.exe"	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe

Modifies security service 2 TTPs 1 IoCs

defense_evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	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

Executes dropped EXE 2 IoCs

pid	Process
3036	msdcsc.exe
2960	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\MSDCSC\\msdcsc.exe"	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\MSDCSC\\msdcsc.exe"	msdcsc.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 560 set thread context of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 3036 set thread context of 2960	3036	msdcsc.exe	31

UPX packed file 18 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2500-18-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-15-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-8-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-4-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-11-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-19-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-22-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-21-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-20-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-23-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2500-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2960-59-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2960-58-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2960-57-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2960-56-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2960-61-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2960-60-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2960-103-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

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 5 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_89876ef0a94cfddbb4b31534318f54fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2960	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeSecurityPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeTakeOwnershipPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeLoadDriverPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeSystemProfilePrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeSystemtimePrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeProfSingleProcessPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeIncBasePriorityPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeCreatePagefilePrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeBackupPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeRestorePrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeShutdownPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeDebugPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeSystemEnvironmentPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeChangeNotifyPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeRemoteShutdownPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeUndockPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeManageVolumePrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeImpersonatePrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeCreateGlobalPrivilege	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: 33	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: 34	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: 35	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
Token: SeIncreaseQuotaPrivilege	2960	msdcsc.exe
Token: SeSecurityPrivilege	2960	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2960	msdcsc.exe
Token: SeLoadDriverPrivilege	2960	msdcsc.exe
Token: SeSystemProfilePrivilege	2960	msdcsc.exe
Token: SeSystemtimePrivilege	2960	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2960	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2960	msdcsc.exe
Token: SeCreatePagefilePrivilege	2960	msdcsc.exe
Token: SeBackupPrivilege	2960	msdcsc.exe
Token: SeRestorePrivilege	2960	msdcsc.exe
Token: SeShutdownPrivilege	2960	msdcsc.exe
Token: SeDebugPrivilege	2960	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2960	msdcsc.exe
Token: SeChangeNotifyPrivilege	2960	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2960	msdcsc.exe
Token: SeUndockPrivilege	2960	msdcsc.exe
Token: SeManageVolumePrivilege	2960	msdcsc.exe
Token: SeImpersonatePrivilege	2960	msdcsc.exe
Token: SeCreateGlobalPrivilege	2960	msdcsc.exe
Token: 33	2960	msdcsc.exe
Token: 34	2960	msdcsc.exe
Token: 35	2960	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2960	msdcsc.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 560 wrote to memory of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 560 wrote to memory of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 560 wrote to memory of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 560 wrote to memory of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 560 wrote to memory of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 560 wrote to memory of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 560 wrote to memory of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 560 wrote to memory of 2500	560	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	29
PID 2500 wrote to memory of 3036	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	30
PID 2500 wrote to memory of 3036	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	30
PID 2500 wrote to memory of 3036	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	30
PID 2500 wrote to memory of 3036	2500	JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe	30
PID 3036 wrote to memory of 2960	3036	msdcsc.exe	31
PID 3036 wrote to memory of 2960	3036	msdcsc.exe	31
PID 3036 wrote to memory of 2960	3036	msdcsc.exe	31
PID 3036 wrote to memory of 2960	3036	msdcsc.exe	31
PID 3036 wrote to memory of 2960	3036	msdcsc.exe	31
PID 3036 wrote to memory of 2960	3036	msdcsc.exe	31
PID 3036 wrote to memory of 2960	3036	msdcsc.exe	31
PID 3036 wrote to memory of 2960	3036	msdcsc.exe	31
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32
PID 2960 wrote to memory of 2080	2960	msdcsc.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:560
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89876ef0a94cfddbb4b31534318f54fc.exe
  2⤵
  - 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:2500
- - C:\MSDCSC\msdcsc.exe
    "C:\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3036
  - - C:\MSDCSC\msdcsc.exe
      C:\MSDCSC\msdcsc.exe
      4⤵
      Modifies security service
      Windows security bypass
      Executes dropped EXE
      Windows security modification
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2960
    - - C:\Windows\SysWOW64\notepad.exe
        
        notepad
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2080

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

Impair Defenses

T1562

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

C:\MSDCSC\msdcsc.exe

Filesize
1.3MB

MD5
89876ef0a94cfddbb4b31534318f54fc

SHA1
5c93e429dbf56fb484e24279c50175cdb9250b8c

SHA256
3eacba75107f0586735eb29133eddc6bd326a5d69b6d72bfbd0b77519ccd07a8

SHA512
ddb1d97a21d5364ad89b83a9f1c18aaac601d9df601412fc9c1148a8db6a5d9f4ed43b247201b80c81a020cf881e0bc40a3c0a05c9d6ed58d2e0f61439a39fa3

Download Submit
memory/560-0-0x0000000000400000-0x00000000004DE000-memory.dmp

Filesize
888KB

Download
memory/560-1-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/560-6-0x0000000002D50000-0x0000000002E2E000-memory.dmp

Filesize
888KB

Download
memory/560-17-0x0000000000400000-0x00000000004DE000-memory.dmp

Filesize
888KB

Download
memory/2080-62-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2500-20-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-34-0x0000000004530000-0x000000000460E000-memory.dmp

Filesize
888KB

Download
memory/2500-4-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-11-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-2-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-19-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-22-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-21-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2500-23-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-18-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-15-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-35-0x0000000004530000-0x000000000460E000-memory.dmp

Filesize
888KB

Download
memory/2500-8-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2500-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2960-59-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2960-58-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2960-57-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2960-56-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2960-61-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2960-60-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2960-103-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/3036-38-0x0000000000400000-0x00000000004DE000-memory.dmp

Filesize
888KB

Download
memory/3036-55-0x0000000000400000-0x00000000004DE000-memory.dmp

Filesize
888KB

Download
memory/3036-37-0x0000000000400000-0x00000000004DE000-memory.dmp

Filesize
888KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads