darkcomet | 43b5a19582bf1ecb7d5a97998f4d4fe68854f5800bc9373544d67aa54eaa62ea

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 18:16

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General

Target

fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Size

412KB
MD5

fae3720e64245eba913ba5d5de5a637c
SHA1

bc7f68a84e695085a1311ceaf8db9241a6da2345
SHA256

43b5a19582bf1ecb7d5a97998f4d4fe68854f5800bc9373544d67aa54eaa62ea
SHA512

5212fbdbefb90fcfce0679f7220fe0f70c1f9049d3c9ad6dab7d86e7bb2c52283ef135d772bb3b7cc9d7d96e53ae88a02b0a312432998ae56234552bca845eaf
SSDEEP

12288:4hqgXz7Kb0oNAIDKth/iJ+2qtBuCXx9ar:457+b8JuVqX10

Score

10^/10

darkcomet guest16_min persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

tazukibounce.no-ip.info:9678

Mutex

DCMIN_MUTEX-PW6CDLH

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
4a1nDTvXMDlZ
install
true
offline_keylogger
true
persistence
false
reg_key
server

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\DCSCMIN\\IMDCSC.exe"	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

Processes:

IMDCSC.exeIMDCSC.exe

pid	Process
2528	IMDCSC.exe
2620	IMDCSC.exe

Loads dropped DLL 3 IoCs

Processes:

fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exeIMDCSC.exe

pid	Process
2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
2528	IMDCSC.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\server = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\DCSCMIN\\IMDCSC.exe"	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exeIMDCSC.exe

description	pid	Process	procid_target
PID 2012 set thread context of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2528 set thread context of 2620	2528	IMDCSC.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exeIMDCSC.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeSecurityPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeBackupPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeRestorePrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeShutdownPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeDebugPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeUndockPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: 33	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: 34	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: 35	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2620	IMDCSC.exe
Token: SeSecurityPrivilege	2620	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	2620	IMDCSC.exe
Token: SeLoadDriverPrivilege	2620	IMDCSC.exe
Token: SeSystemProfilePrivilege	2620	IMDCSC.exe
Token: SeSystemtimePrivilege	2620	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	2620	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	2620	IMDCSC.exe
Token: SeCreatePagefilePrivilege	2620	IMDCSC.exe
Token: SeBackupPrivilege	2620	IMDCSC.exe
Token: SeRestorePrivilege	2620	IMDCSC.exe
Token: SeShutdownPrivilege	2620	IMDCSC.exe
Token: SeDebugPrivilege	2620	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	2620	IMDCSC.exe
Token: SeChangeNotifyPrivilege	2620	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	2620	IMDCSC.exe
Token: SeUndockPrivilege	2620	IMDCSC.exe
Token: SeManageVolumePrivilege	2620	IMDCSC.exe
Token: SeImpersonatePrivilege	2620	IMDCSC.exe
Token: SeCreateGlobalPrivilege	2620	IMDCSC.exe
Token: 33	2620	IMDCSC.exe
Token: 34	2620	IMDCSC.exe
Token: 35	2620	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

IMDCSC.exe

pid	Process
2620	IMDCSC.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exefae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exeIMDCSC.exe

description	pid	Process	procid_target
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2012 wrote to memory of 2008	2012	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	28
PID 2008 wrote to memory of 2528	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	29
PID 2008 wrote to memory of 2528	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	29
PID 2008 wrote to memory of 2528	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	29
PID 2008 wrote to memory of 2528	2008	fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe	29
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30
PID 2528 wrote to memory of 2620	2528	IMDCSC.exe	30

C:\Users\Admin\AppData\Local\Temp\fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Users\Admin\AppData\Local\Temp\fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fae3720e64245eba913ba5d5de5a637c_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\ProgramData\Microsoft\Windows\Start Menu\DCSCMIN\IMDCSC.exe
    "C:\ProgramData\Microsoft\Windows\Start Menu\DCSCMIN\IMDCSC.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2528
  - - C:\ProgramData\Microsoft\Windows\Start Menu\DCSCMIN\IMDCSC.exe
      "C:\ProgramData\Microsoft\Windows\Start Menu\DCSCMIN\IMDCSC.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2620

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\ProgramData\Microsoft\Windows\Start Menu\DCSCMIN\IMDCSC.exe

Filesize
412KB

MD5
fae3720e64245eba913ba5d5de5a637c

SHA1
bc7f68a84e695085a1311ceaf8db9241a6da2345

SHA256
43b5a19582bf1ecb7d5a97998f4d4fe68854f5800bc9373544d67aa54eaa62ea

SHA512
5212fbdbefb90fcfce0679f7220fe0f70c1f9049d3c9ad6dab7d86e7bb2c52283ef135d772bb3b7cc9d7d96e53ae88a02b0a312432998ae56234552bca845eaf

Download Submit
memory/2008-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-9-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2008-20-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/2008-57-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2008-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2012-1-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/2012-0-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/2012-2-0x00000000002F0000-0x0000000000330000-memory.dmp

Filesize
256KB

Download
memory/2012-17-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/2528-51-0x0000000074140000-0x00000000746EB000-memory.dmp

Filesize
5.7MB

Download
memory/2528-32-0x0000000000A90000-0x0000000000AD0000-memory.dmp

Filesize
256KB

Download
memory/2528-33-0x0000000074140000-0x00000000746EB000-memory.dmp

Filesize
5.7MB

Download
memory/2528-31-0x0000000074140000-0x00000000746EB000-memory.dmp

Filesize
5.7MB

Download
memory/2620-46-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2620-53-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-54-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2620-56-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-55-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2620-58-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download