darkcomet | de53afd9c9466ad326fb94a68f5a2ce7326ff0914107f8bd6a250232f52192f4

General

Target

410396770d75a0aeec4c2ca6e26567b9_JaffaCakes118.exe
Size

748KB
MD5

410396770d75a0aeec4c2ca6e26567b9
SHA1

5db1de8df5af4624821870553a85efa6fe0e951b
SHA256

de53afd9c9466ad326fb94a68f5a2ce7326ff0914107f8bd6a250232f52192f4
SHA512

191435329253d0d0478834e27e79d6d79ea0ffa21f774cf20b1a4af28081c7360a077fc2f43759ffa469ed28cf10ddf53972740141e86323c736f827c9a9b03c
SSDEEP

12288:b1dlZo5yOKaGjw5L+0U+Iitz742kg6Sw2g0cJN+bYEQXimPUS9f9ahFw/E9QWvr:b1dlZo5ENjwVzUDuz74Y6t0iy6US9f9m

Score

10^/10

darkcomet discovery rat trojan

Malware Config

Signatures

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

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	encryptado.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	410396770d75a0aeec4c2ca6e26567b9_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4544	encryptado.exe
4876	encryptado.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4544 set thread context of 4876	4544	encryptado.exe	87

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 3 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	410396770d75a0aeec4c2ca6e26567b9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	encryptado.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	encryptado.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	encryptado.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	encryptado.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	encryptado.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	encryptado.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	encryptado.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4876	encryptado.exe
Token: SeSecurityPrivilege	4876	encryptado.exe
Token: SeTakeOwnershipPrivilege	4876	encryptado.exe
Token: SeLoadDriverPrivilege	4876	encryptado.exe
Token: SeSystemProfilePrivilege	4876	encryptado.exe
Token: SeSystemtimePrivilege	4876	encryptado.exe
Token: SeProfSingleProcessPrivilege	4876	encryptado.exe
Token: SeIncBasePriorityPrivilege	4876	encryptado.exe
Token: SeCreatePagefilePrivilege	4876	encryptado.exe
Token: SeBackupPrivilege	4876	encryptado.exe
Token: SeRestorePrivilege	4876	encryptado.exe
Token: SeShutdownPrivilege	4876	encryptado.exe
Token: SeDebugPrivilege	4876	encryptado.exe
Token: SeSystemEnvironmentPrivilege	4876	encryptado.exe
Token: SeChangeNotifyPrivilege	4876	encryptado.exe
Token: SeRemoteShutdownPrivilege	4876	encryptado.exe
Token: SeUndockPrivilege	4876	encryptado.exe
Token: SeManageVolumePrivilege	4876	encryptado.exe
Token: SeImpersonatePrivilege	4876	encryptado.exe
Token: SeCreateGlobalPrivilege	4876	encryptado.exe
Token: 33	4876	encryptado.exe
Token: 34	4876	encryptado.exe
Token: 35	4876	encryptado.exe
Token: 36	4876	encryptado.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4884 wrote to memory of 4544	4884	410396770d75a0aeec4c2ca6e26567b9_JaffaCakes118.exe	86
PID 4884 wrote to memory of 4544	4884	410396770d75a0aeec4c2ca6e26567b9_JaffaCakes118.exe	86
PID 4884 wrote to memory of 4544	4884	410396770d75a0aeec4c2ca6e26567b9_JaffaCakes118.exe	86
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87
PID 4544 wrote to memory of 4876	4544	encryptado.exe	87

C:\Users\Admin\AppData\Local\Temp\410396770d75a0aeec4c2ca6e26567b9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\410396770d75a0aeec4c2ca6e26567b9_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4884
- C:\Extracted\encryptado.exe
  "C:\Extracted\encryptado.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4544
- - C:\Extracted\encryptado.exe
    C:\Extracted\encryptado.exe
    3⤵
    - Checks BIOS information in registry
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:4876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

4

T1012

System Information Discovery

5

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Extracted\encryptado.exe

Filesize
722KB

MD5
dbb9007f9fbd3168460296fc863ff3fc

SHA1
55b1782579dfa68b6c897ab89fa10da5c119dc56

SHA256
eb45ecf5fc274ff594904d28fd50b176599ebf26cff22bbbfb4d2efb6f3df94c

SHA512
609cd32d14ea4f065a913809957665483984a6da04d43b68f0ff9b764f2ec41ceeb3d24af4f115eb4c18fe38d801fefb0699f52ee99a7d4052a3fbb3ea0ade7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\sfx.ini

Filesize
221B

MD5
2bb8ec79c4a3701b9a14716d6f30be96

SHA1
62f9fcc2b8c3e46c7b1f86b66267002270dedf2c

SHA256
05ea9bd243a00883b8176e1dc3b36174f596abf0e4162032a32054a9053984d5

SHA512
e22cabd723a64289d27798fa23d614f32a3a28a765ccefc3f26ca16b2a661b665343282cd0942398f5344860bc72841ee0bb2c3dc2c616e7a87385613f114beb

Download Submit
memory/4544-35-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4876-37-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-39-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-29-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-30-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-31-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-33-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-32-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-34-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-27-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-25-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-36-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-28-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-41-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-43-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-45-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-47-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-49-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-51-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-53-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-55-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-57-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-59-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-61-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/4876-63-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads