darkcomet | 78ec95ad336c405b74650812006a55c89dc257c282d3a58c4b5ed6d6a0a55591

Analysis

max time kernel
150s
max time network
139s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-10-2024 23:35

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General

Target

4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe
Size

756KB
MD5

4fa10e70f53a9947787d5e5928e03622
SHA1

285cfbe91413c36b4eac407c89e60972e1e66ff8
SHA256

78ec95ad336c405b74650812006a55c89dc257c282d3a58c4b5ed6d6a0a55591
SHA512

d14bcab7125733f5159a3e09b713fd65c7bfd69e0d7986a169353474f1d36a94a767b4d185ec2e34e93c2d3206236a30cc27ba5fdb93da4332c3c9f9c14866aa
SSDEEP

12288:m1yx8RerZSqe4fjTp/HfZ0JEbl2W8fWcabKyfYDq8x9KXwTv4VLetbO7ZaJTKtzp:qyx8Rerf3Xp/vcfWcabKH7x9KAj4VL6c

Score

10^/10

darkcomet vitime yt discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Vitime YT

88.163.214.79:81

Mutex

DC_MUTEX-1RSV4NZ

Attributes

gencode
Fk2TxcHZRhyL
install
false
offline_keylogger
true
persistence
false

Signatures

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

Executes dropped EXE 2 IoCs

Processes:

explorer.exeexplorer.exe

pid	Process
2092	explorer.exe
2184	explorer.exe

Loads dropped DLL 2 IoCs

Processes:

4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exeexplorer.exe

pid	Process
2860	4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe
2092	explorer.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Roaming\\explorer.exe"	explorer.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

explorer.exe

description	pid	Process	procid_target
PID 2092 set thread context of 2184	2092	explorer.exe	31

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 4 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:

explorer.exeexplorer.exenotepad.exe4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exeexplorer.exeexplorer.exe

description	pid	Process
Token: SeDebugPrivilege	2860	4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe
Token: SeDebugPrivilege	2092	explorer.exe
Token: SeIncreaseQuotaPrivilege	2184	explorer.exe
Token: SeSecurityPrivilege	2184	explorer.exe
Token: SeTakeOwnershipPrivilege	2184	explorer.exe
Token: SeLoadDriverPrivilege	2184	explorer.exe
Token: SeSystemProfilePrivilege	2184	explorer.exe
Token: SeSystemtimePrivilege	2184	explorer.exe
Token: SeProfSingleProcessPrivilege	2184	explorer.exe
Token: SeIncBasePriorityPrivilege	2184	explorer.exe
Token: SeCreatePagefilePrivilege	2184	explorer.exe
Token: SeBackupPrivilege	2184	explorer.exe
Token: SeRestorePrivilege	2184	explorer.exe
Token: SeShutdownPrivilege	2184	explorer.exe
Token: SeDebugPrivilege	2184	explorer.exe
Token: SeSystemEnvironmentPrivilege	2184	explorer.exe
Token: SeChangeNotifyPrivilege	2184	explorer.exe
Token: SeRemoteShutdownPrivilege	2184	explorer.exe
Token: SeUndockPrivilege	2184	explorer.exe
Token: SeManageVolumePrivilege	2184	explorer.exe
Token: SeImpersonatePrivilege	2184	explorer.exe
Token: SeCreateGlobalPrivilege	2184	explorer.exe
Token: 33	2184	explorer.exe
Token: 34	2184	explorer.exe
Token: 35	2184	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

explorer.exe

pid	Process
2184	explorer.exe

Suspicious use of WriteProcessMemory 40 IoCs

Processes:

4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exeexplorer.exeexplorer.exe

description	pid	Process	procid_target
PID 2860 wrote to memory of 2092	2860	4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe	30
PID 2860 wrote to memory of 2092	2860	4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe	30
PID 2860 wrote to memory of 2092	2860	4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe	30
PID 2860 wrote to memory of 2092	2860	4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe	30
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2092 wrote to memory of 2184	2092	explorer.exe	31
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32
PID 2184 wrote to memory of 2612	2184	explorer.exe	32

C:\Users\Admin\AppData\Local\Temp\4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4fa10e70f53a9947787d5e5928e03622_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Users\Admin\AppData\Roaming\explorer.exe
  C:\Users\Admin\AppData\Roaming\explorer.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2092
- - C:\Users\Admin\AppData\Local\Temp\explorer.exe
    C:\Users\Admin\AppData\Local\Temp\explorer.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2184
  - - C:\Windows\SysWOW64\notepad.exe
      notepad
      4⤵
      System Location Discovery: System Language Discovery
      PID:2612

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

C:\Users\Admin\AppData\Roaming\explorer.exe

Filesize
756KB

MD5
4fa10e70f53a9947787d5e5928e03622

SHA1
285cfbe91413c36b4eac407c89e60972e1e66ff8

SHA256
78ec95ad336c405b74650812006a55c89dc257c282d3a58c4b5ed6d6a0a55591

SHA512
d14bcab7125733f5159a3e09b713fd65c7bfd69e0d7986a169353474f1d36a94a767b4d185ec2e34e93c2d3206236a30cc27ba5fdb93da4332c3c9f9c14866aa

Download Submit
\Users\Admin\AppData\Local\Temp\explorer.exe

Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
memory/2092-10-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-64-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-63-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-62-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-11-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-14-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-12-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2184-34-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-35-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-31-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-68-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2184-65-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-61-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-60-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2184-36-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2612-38-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2612-59-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2860-13-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-3-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-2-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-1-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-0-0x00000000741F1000-0x00000000741F2000-memory.dmp

Filesize
4KB

Download