darkcomet | 2b1a59fed1c492054ce705fa4359d53eb89347288d9e58b6625f6065a6beaf82

General

Target

JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe
Size

734KB
MD5

063a972292abe985cf81a6d2a00e95ed
SHA1

3a012675865ef0cbd2325a073956c7429f3e25b7
SHA256

2b1a59fed1c492054ce705fa4359d53eb89347288d9e58b6625f6065a6beaf82
SHA512

a34a9ac0dd0664361d39fc978eaf0488b3b6a72e2f74d5f15c6f800482736c939b8593df563b2844cbfcf5456416fe1b336498117cbad88544a57e906283ae99
SSDEEP

12288:0WwOMi9pg+Tx/Hu+5k/BwvSlFh0y7RtZC+qEJKmkv316/hCKsEGxso1vPZx4zKMo:1dG+9fumLUA+qEaKFsEgrlPdFfT

Score

10^/10

darkcomet discovery rat trojan

Malware Config

Extracted

Family

darkcomet

Attributes

gencode
install
false
offline_keylogger
false
persistence
false

rc4.plain

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
2312	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1636 set thread context of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28

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	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe
Token: SeIncreaseQuotaPrivilege	2312	svchost.exe
Token: SeSecurityPrivilege	2312	svchost.exe
Token: SeTakeOwnershipPrivilege	2312	svchost.exe
Token: SeLoadDriverPrivilege	2312	svchost.exe
Token: SeSystemProfilePrivilege	2312	svchost.exe
Token: SeSystemtimePrivilege	2312	svchost.exe
Token: SeProfSingleProcessPrivilege	2312	svchost.exe
Token: SeIncBasePriorityPrivilege	2312	svchost.exe
Token: SeCreatePagefilePrivilege	2312	svchost.exe
Token: SeBackupPrivilege	2312	svchost.exe
Token: SeRestorePrivilege	2312	svchost.exe
Token: SeShutdownPrivilege	2312	svchost.exe
Token: SeDebugPrivilege	2312	svchost.exe
Token: SeSystemEnvironmentPrivilege	2312	svchost.exe
Token: SeChangeNotifyPrivilege	2312	svchost.exe
Token: SeRemoteShutdownPrivilege	2312	svchost.exe
Token: SeUndockPrivilege	2312	svchost.exe
Token: SeManageVolumePrivilege	2312	svchost.exe
Token: SeImpersonatePrivilege	2312	svchost.exe
Token: SeCreateGlobalPrivilege	2312	svchost.exe
Token: 33	2312	svchost.exe
Token: 34	2312	svchost.exe
Token: 35	2312	svchost.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28
PID 1636 wrote to memory of 2312	1636	JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe	28

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_063a972292abe985cf81a6d2a00e95ed.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
memory/1636-0-0x0000000074A31000-0x0000000074A32000-memory.dmp

Filesize
4KB

Download
memory/1636-1-0x0000000074A30000-0x0000000074FDB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-2-0x0000000074A30000-0x0000000074FDB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-33-0x0000000074A30000-0x0000000074FDB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-32-0x0000000074A30000-0x0000000074FDB000-memory.dmp

Filesize
5.7MB

Download
memory/2312-16-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-29-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-20-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-18-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-24-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-14-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-27-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-12-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-10-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2312-31-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-28-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-9-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-26-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-7-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-34-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2312-36-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download

Analysis

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