darkcomet | aedcb08e50583141abd147a6c3c9060346bc34107f17550ad80552ea7b6e19f0

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-09-2024 00:47

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General

Target

f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe
Size

797KB
MD5

f4cfc34ef310c90c671e932798ba9d01
SHA1

40bc03e2b1194c405d6229ab0357acdcba856e94
SHA256

aedcb08e50583141abd147a6c3c9060346bc34107f17550ad80552ea7b6e19f0
SHA512

c9aa418e87c02f0e6fba600130bb06b843d11840229bb60f879131cf7770e303491b1a69fe35b2b6399fef0de1a01b970b1ee604332bd71ccebd99d7bc09fb89
SSDEEP

12288:44MkEs4X/MQTjKX1FmDUfDb1W+pV/sudn9z4TH6WO3NQ6n7vg9LbSpu2oRPFOWyc:4VT2mDU7b1WgRd90TH6WOdnzg9L3M

Score

10^/10

darkcomet latentbot discovery persistence rat trojan

Malware Config

Extracted

Family

latentbot

darkcommetjona.zapto.org

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

BRITTNEYS PICS (2).EXE

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\svchostt.exe"	BRITTNEYS PICS (2).EXE

Executes dropped EXE 4 IoCs

Processes:

BRITTNEYS PICS (2).EXEBRITTNEYS PICS (2).EXEsvchostt.exesvchostt.exe

pid	Process
2940	BRITTNEYS PICS (2).EXE
2164	BRITTNEYS PICS (2).EXE
2552	svchostt.exe
2620	svchostt.exe

Loads dropped DLL 5 IoCs

Processes:

f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exeBRITTNEYS PICS (2).EXEBRITTNEYS PICS (2).EXE

pid	Process
2832	f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe
2832	f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe
2940	BRITTNEYS PICS (2).EXE
2164	BRITTNEYS PICS (2).EXE
2164	BRITTNEYS PICS (2).EXE

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

BRITTNEYS PICS (2).EXE

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchostt = "C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\svchostt.exe"	BRITTNEYS PICS (2).EXE

Suspicious use of SetThreadContext 2 IoCs

Processes:

BRITTNEYS PICS (2).EXEsvchostt.exe

description	pid	Process	procid_target
PID 2940 set thread context of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2552 set thread context of 2620	2552	svchostt.exe	34

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

Processes:

f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exeBRITTNEYS PICS (2).EXEBRITTNEYS PICS (2).EXEsvchostt.exesvchostt.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BRITTNEYS PICS (2).EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BRITTNEYS PICS (2).EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchostt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchostt.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

BRITTNEYS PICS (2).EXEBRITTNEYS PICS (2).EXEsvchostt.exesvchostt.exe

description	pid	Process
Token: SeDebugPrivilege	2940	BRITTNEYS PICS (2).EXE
Token: SeIncreaseQuotaPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeSecurityPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeTakeOwnershipPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeLoadDriverPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeSystemProfilePrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeSystemtimePrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeProfSingleProcessPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeIncBasePriorityPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeCreatePagefilePrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeBackupPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeRestorePrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeShutdownPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeDebugPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeSystemEnvironmentPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeChangeNotifyPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeRemoteShutdownPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeUndockPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeManageVolumePrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeImpersonatePrivilege	2164	BRITTNEYS PICS (2).EXE
Token: SeCreateGlobalPrivilege	2164	BRITTNEYS PICS (2).EXE
Token: 33	2164	BRITTNEYS PICS (2).EXE
Token: 34	2164	BRITTNEYS PICS (2).EXE
Token: 35	2164	BRITTNEYS PICS (2).EXE
Token: SeDebugPrivilege	2552	svchostt.exe
Token: SeIncreaseQuotaPrivilege	2620	svchostt.exe
Token: SeSecurityPrivilege	2620	svchostt.exe
Token: SeTakeOwnershipPrivilege	2620	svchostt.exe
Token: SeLoadDriverPrivilege	2620	svchostt.exe
Token: SeSystemProfilePrivilege	2620	svchostt.exe
Token: SeSystemtimePrivilege	2620	svchostt.exe
Token: SeProfSingleProcessPrivilege	2620	svchostt.exe
Token: SeIncBasePriorityPrivilege	2620	svchostt.exe
Token: SeCreatePagefilePrivilege	2620	svchostt.exe
Token: SeBackupPrivilege	2620	svchostt.exe
Token: SeRestorePrivilege	2620	svchostt.exe
Token: SeShutdownPrivilege	2620	svchostt.exe
Token: SeDebugPrivilege	2620	svchostt.exe
Token: SeSystemEnvironmentPrivilege	2620	svchostt.exe
Token: SeChangeNotifyPrivilege	2620	svchostt.exe
Token: SeRemoteShutdownPrivilege	2620	svchostt.exe
Token: SeUndockPrivilege	2620	svchostt.exe
Token: SeManageVolumePrivilege	2620	svchostt.exe
Token: SeImpersonatePrivilege	2620	svchostt.exe
Token: SeCreateGlobalPrivilege	2620	svchostt.exe
Token: 33	2620	svchostt.exe
Token: 34	2620	svchostt.exe
Token: 35	2620	svchostt.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

svchostt.exe

pid	Process
2620	svchostt.exe

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exeBRITTNEYS PICS (2).EXEBRITTNEYS PICS (2).EXEsvchostt.exesvchostt.exe

description	pid	Process	procid_target
PID 2832 wrote to memory of 2940	2832	f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe	31
PID 2832 wrote to memory of 2940	2832	f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe	31
PID 2832 wrote to memory of 2940	2832	f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe	31
PID 2832 wrote to memory of 2940	2832	f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe	31
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2940 wrote to memory of 2164	2940	BRITTNEYS PICS (2).EXE	32
PID 2164 wrote to memory of 2552	2164	BRITTNEYS PICS (2).EXE	33
PID 2164 wrote to memory of 2552	2164	BRITTNEYS PICS (2).EXE	33
PID 2164 wrote to memory of 2552	2164	BRITTNEYS PICS (2).EXE	33
PID 2164 wrote to memory of 2552	2164	BRITTNEYS PICS (2).EXE	33
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2552 wrote to memory of 2620	2552	svchostt.exe	34
PID 2620 wrote to memory of 1656	2620	svchostt.exe	35
PID 2620 wrote to memory of 1656	2620	svchostt.exe	35
PID 2620 wrote to memory of 1656	2620	svchostt.exe	35
PID 2620 wrote to memory of 1656	2620	svchostt.exe	35
PID 2620 wrote to memory of 752	2620	svchostt.exe	36
PID 2620 wrote to memory of 752	2620	svchostt.exe	36
PID 2620 wrote to memory of 752	2620	svchostt.exe	36
PID 2620 wrote to memory of 752	2620	svchostt.exe	36

C:\Users\Admin\AppData\Local\Temp\f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4cfc34ef310c90c671e932798ba9d01_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Users\Admin\AppData\Local\Temp\BRITTNEYS PICS (2).EXE
  "C:\Users\Admin\AppData\Local\Temp\BRITTNEYS PICS (2).EXE"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Users\Admin\AppData\Local\Temp\BRITTNEYS PICS (2).EXE
    "C:\Users\Admin\AppData\Local\Temp\BRITTNEYS PICS (2).EXE"
    3⤵
    - Modifies WinLogon for persistence
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2164
  - - C:\Users\Admin\AppData\Roaming\MSDCSC\svchostt.exe
      "C:\Users\Admin\AppData\Roaming\MSDCSC\svchostt.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2552
    - - C:\Users\Admin\AppData\Roaming\MSDCSC\svchostt.exe
        
        C:\Users\Admin\AppData\Roaming\MSDCSC\svchostt.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:2620
      - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        6⤵
        
        PID:1656
      - C:\Windows\explorer.exe
        
        "C:\Windows\explorer.exe"
        6⤵
        
        PID:752

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\BRITTNEYS PICS (2).EXE

Filesize
742KB

MD5
841139ddfc39a7be232ed9309ff3d89d

SHA1
548957e26c863e616556bd8679176616f0d7a7f1

SHA256
0cacbbeedaac66d9eae9581364d63acfd7d0649f99597030dfb35bcd114aa11d

SHA512
24e96a234a15d71e55ad9bff8648edb9e21eef62701d9061065339f7e8ecf3285fa187ab7471f47cf532cdd295a54ae09f569cc2d94a81186c34a71368fa8b22

Download Submit
memory/2164-35-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-15-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-17-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-18-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-22-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2164-28-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-27-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-24-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-20-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2164-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-75-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-80-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-85-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-84-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-68-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-69-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-71-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-70-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-72-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-73-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-74-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-83-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-76-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-77-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-78-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-79-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-82-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2620-81-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2940-12-0x00000000746C0000-0x0000000074C6B000-memory.dmp

Filesize
5.7MB

Download
memory/2940-10-0x00000000746C1000-0x00000000746C2000-memory.dmp

Filesize
4KB

Download
memory/2940-11-0x00000000746C0000-0x0000000074C6B000-memory.dmp

Filesize
5.7MB

Download
memory/2940-41-0x00000000746C0000-0x0000000074C6B000-memory.dmp

Filesize
5.7MB

Download