darkcomet | 219973fe92369d337e411f0aeba3c55293331e682d7fda1e1fa187145e73c29e

General

Target

cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Size

700KB
MD5

cdcf0ba6fbd462694af1a138b199af92
SHA1

82b7e3a61883a0b43ea7a5fa69717cd895cf0c8d
SHA256

219973fe92369d337e411f0aeba3c55293331e682d7fda1e1fa187145e73c29e
SHA512

7b41364227fda6de4388b9ee7f644b4f5d8520222f35571a44b7e72d1049119f87575694b8662437e603bfd8eda50008bdfe3ae05a9a95c263c8e29def5a48e2
SSDEEP

12288:0YBEmz5X5/6QFYbpGdGfzfSR8FKNQ5mJUOfVm+b2FsTZ:0YBEiX+7rfSRcIQ5mhk+bwst

Score

10^/10

darkcomet guest16 discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:81

Mutex

DC_MUTEX-N6XE286

Attributes

gencode
jvqHz797QMwi
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 832 set thread context of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82

UPX packed file 15 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1556-4-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-6-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-7-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-9-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-8-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-10-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-12-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-11-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-13-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-15-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-17-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-19-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-21-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-24-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1556-26-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

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	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeSecurityPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeSystemtimePrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeBackupPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeRestorePrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeShutdownPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeDebugPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeUndockPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeManageVolumePrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeImpersonatePrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: 33	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: 34	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: 35	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
Token: 36	1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
1556	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82
PID 832 wrote to memory of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82
PID 832 wrote to memory of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82
PID 832 wrote to memory of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82
PID 832 wrote to memory of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82
PID 832 wrote to memory of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82
PID 832 wrote to memory of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82
PID 832 wrote to memory of 1556	832	cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:832
- C:\Users\Admin\AppData\Local\Temp\cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\cdcf0ba6fbd462694af1a138b199af92_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

memory/1556-4-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-6-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-7-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-9-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-8-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-10-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-12-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-11-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-13-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-15-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-17-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-19-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-21-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-24-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1556-26-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download

Analysis

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