darkcomet | 77253e0c5f0dfb205418dc37cb83cbc89505c2c234e5025ef0a21a9e2c94cc29

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 00:13

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Size

720KB
MD5

917c20807a517aeb9ff33de1f94dbbb9
SHA1

85f6e063cafd9b1a866cc7aaa65c3fadde9348c6
SHA256

77253e0c5f0dfb205418dc37cb83cbc89505c2c234e5025ef0a21a9e2c94cc29
SHA512

7c0d039e65992749d62bbf9ae7c73cfc59babaaa568d1ef251bacdd54ddacf47ad9cc90d8f7db815e2b281f950320d1a3fd9276e4d5f300912d54beec3412e84
SSDEEP

12288:jr+2I2KWdq/3avr/hp4arC17eB6shkDnvMktQRM8s/5RxJh:2729j4arCle0xDnvMcQRJshRX

Score

10^/10

darkcomet ??????discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

??????

alial123.zapto.org:288

Mutex

DC_MUTEX-M2M11G6

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
XfHLu8XqdawJ
install
true
offline_keylogger
true
password
268426
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

Processes:

917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe

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"	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

notepad.exe

pid	Process
2284	notepad.exe

Executes dropped EXE 2 IoCs

Processes:

msdcsc.exemsdcsc.exe

pid	Process
2568	msdcsc.exe
2828	msdcsc.exe

Loads dropped DLL 3 IoCs

Processes:

917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exemsdcsc.exe

pid	Process
2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
2568	msdcsc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exemsdcsc.exe

description	pid	Process	procid_target
PID 1224 set thread context of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 2568 set thread context of 2828	2568	msdcsc.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:

notepad.exemsdcsc.exemsdcsc.exe917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.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	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exemsdcsc.exe

pid	Process
1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
2568	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exemsdcsc.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeSecurityPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeBackupPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeRestorePrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeShutdownPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeDebugPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeUndockPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: 33	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: 34	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: 35	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2828	msdcsc.exe
Token: SeSecurityPrivilege	2828	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2828	msdcsc.exe
Token: SeLoadDriverPrivilege	2828	msdcsc.exe
Token: SeSystemProfilePrivilege	2828	msdcsc.exe
Token: SeSystemtimePrivilege	2828	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2828	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2828	msdcsc.exe
Token: SeCreatePagefilePrivilege	2828	msdcsc.exe
Token: SeBackupPrivilege	2828	msdcsc.exe
Token: SeRestorePrivilege	2828	msdcsc.exe
Token: SeShutdownPrivilege	2828	msdcsc.exe
Token: SeDebugPrivilege	2828	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2828	msdcsc.exe
Token: SeChangeNotifyPrivilege	2828	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2828	msdcsc.exe
Token: SeUndockPrivilege	2828	msdcsc.exe
Token: SeManageVolumePrivilege	2828	msdcsc.exe
Token: SeImpersonatePrivilege	2828	msdcsc.exe
Token: SeCreateGlobalPrivilege	2828	msdcsc.exe
Token: 33	2828	msdcsc.exe
Token: 34	2828	msdcsc.exe
Token: 35	2828	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

msdcsc.exe

pid	Process
2828	msdcsc.exe

Suspicious use of WriteProcessMemory 48 IoCs

Processes:

917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exemsdcsc.exe

description	pid	Process	procid_target
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 1224 wrote to memory of 2332	1224	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	31
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2284	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	32
PID 2332 wrote to memory of 2568	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	33
PID 2332 wrote to memory of 2568	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	33
PID 2332 wrote to memory of 2568	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	33
PID 2332 wrote to memory of 2568	2332	917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe	33
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34
PID 2568 wrote to memory of 2828	2568	msdcsc.exe	34

C:\Users\Admin\AppData\Local\Temp\917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Users\Admin\AppData\Local\Temp\917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\917c20807a517aeb9ff33de1f94dbbb9_JaffaCakes118.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:2332
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2284
- - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2568
  - - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2828

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe

Filesize
720KB

MD5
917c20807a517aeb9ff33de1f94dbbb9

SHA1
85f6e063cafd9b1a866cc7aaa65c3fadde9348c6

SHA256
77253e0c5f0dfb205418dc37cb83cbc89505c2c234e5025ef0a21a9e2c94cc29

SHA512
7c0d039e65992749d62bbf9ae7c73cfc59babaaa568d1ef251bacdd54ddacf47ad9cc90d8f7db815e2b281f950320d1a3fd9276e4d5f300912d54beec3412e84

Download Submit
memory/1224-0-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/2284-28-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2284-46-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2332-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2332-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-9-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-1-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2332-82-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-81-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-80-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-79-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-85-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download