darkcomet | df5fa59d95ba2c580af47271cf77c4921e9c9dc25d1b4bb43de889e285e13877

General

Target

8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe
Size

622KB
MD5

8c2b70097f43caa0d0b4d43a3cfbe069
SHA1

966b6aefdaa2a54fb694511922e2b2a282d01f0c
SHA256

df5fa59d95ba2c580af47271cf77c4921e9c9dc25d1b4bb43de889e285e13877
SHA512

8361d5135a1250b0d67b41ec1a8d5e05c87f074b1f8f804adbb22eb0897da6e7ddcda146e26782aaaa1d9c71fb22b4eb69b10c692be40a8ddffef2870236eda4
SSDEEP

12288:YDsMPIe0KKfnp+ho7PW6EDHEcBk/RckXUJU22Kb+1ijpUlUUiYUeW1RMzC:zohSIDHEcyJczKkqvUtYUeGREC

Score

10^/10

darkcomet pke discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

pke

C2

wutpsmyron.no-ip.biz:1604

Mutex

DCMIN_MUTEX-XFCDTU3

Attributes

gencode
THTPWzd7LshR
install
false
offline_keylogger
true
persistence
false

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
1552	Vbc.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Vbc = "C:\\Users\\Admin\\AppData\\Roaming\\Vbc.exe"	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 460 set thread context of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92

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 2 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	Vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1552	Vbc.exe
Token: SeSecurityPrivilege	1552	Vbc.exe
Token: SeTakeOwnershipPrivilege	1552	Vbc.exe
Token: SeLoadDriverPrivilege	1552	Vbc.exe
Token: SeSystemProfilePrivilege	1552	Vbc.exe
Token: SeSystemtimePrivilege	1552	Vbc.exe
Token: SeProfSingleProcessPrivilege	1552	Vbc.exe
Token: SeIncBasePriorityPrivilege	1552	Vbc.exe
Token: SeCreatePagefilePrivilege	1552	Vbc.exe
Token: SeBackupPrivilege	1552	Vbc.exe
Token: SeRestorePrivilege	1552	Vbc.exe
Token: SeShutdownPrivilege	1552	Vbc.exe
Token: SeDebugPrivilege	1552	Vbc.exe
Token: SeSystemEnvironmentPrivilege	1552	Vbc.exe
Token: SeChangeNotifyPrivilege	1552	Vbc.exe
Token: SeRemoteShutdownPrivilege	1552	Vbc.exe
Token: SeUndockPrivilege	1552	Vbc.exe
Token: SeManageVolumePrivilege	1552	Vbc.exe
Token: SeImpersonatePrivilege	1552	Vbc.exe
Token: SeCreateGlobalPrivilege	1552	Vbc.exe
Token: 33	1552	Vbc.exe
Token: 34	1552	Vbc.exe
Token: 35	1552	Vbc.exe
Token: 36	1552	Vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1552	Vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92
PID 460 wrote to memory of 1552	460	8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8c2b70097f43caa0d0b4d43a3cfbe069_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:460
- C:\Users\Admin\AppData\Local\Temp\AppLaunch\Vbc.exe
  C:\Users\Admin\AppData\Local\Temp\\AppLaunch\Vbc.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\AppLaunch\Vbc.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/460-16-0x0000000000D90000-0x0000000000DA0000-memory.dmp

Filesize
64KB

Download
memory/460-1-0x0000000074670000-0x0000000074C21000-memory.dmp

Filesize
5.7MB

Download
memory/460-2-0x0000000074670000-0x0000000074C21000-memory.dmp

Filesize
5.7MB

Download
memory/460-0-0x0000000074672000-0x0000000074673000-memory.dmp

Filesize
4KB

Download
memory/460-20-0x0000000074670000-0x0000000074C21000-memory.dmp

Filesize
5.7MB

Download
memory/460-19-0x0000000074672000-0x0000000074673000-memory.dmp

Filesize
4KB

Download
memory/1552-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-15-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/1552-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-31-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-32-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1552-34-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads