darkcomet | adecfb84e4b9cacb643a9431a47b4bdb90fbd24efa470e63aba91306c6e126a3

General

Target

98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe
Size

1.9MB
MD5

98be4a078bac66fff3d1c0973e7c5fb2
SHA1

bf929da0eece286d16344b14c8ddc0303ce66b50
SHA256

adecfb84e4b9cacb643a9431a47b4bdb90fbd24efa470e63aba91306c6e126a3
SHA512

dd61fd686db033221da3129ab9232aaebfdb43940b229e2bdab7e266370a1a054ed84538e8c60aac2cb01ced418a6afdd03521234b75c1923a10cb03ec7201c1
SSDEEP

49152:pJZoQrbTFZY1iaqxp3Faa98sCv+ec4NwZnKmOZ:ptrbTA1G4+eaVZOZ

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

aqo.no-ip.info:1604

Mutex

DC_MUTEX-F54S21D

Attributes

gencode
F31VgHVHZnQ6
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

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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe"	98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1804 set thread context of 2640	1804	98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe	91

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	calc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2640	calc.exe
Token: SeSecurityPrivilege	2640	calc.exe
Token: SeTakeOwnershipPrivilege	2640	calc.exe
Token: SeLoadDriverPrivilege	2640	calc.exe
Token: SeSystemProfilePrivilege	2640	calc.exe
Token: SeSystemtimePrivilege	2640	calc.exe
Token: SeProfSingleProcessPrivilege	2640	calc.exe
Token: SeIncBasePriorityPrivilege	2640	calc.exe
Token: SeCreatePagefilePrivilege	2640	calc.exe
Token: SeBackupPrivilege	2640	calc.exe
Token: SeRestorePrivilege	2640	calc.exe
Token: SeShutdownPrivilege	2640	calc.exe
Token: SeDebugPrivilege	2640	calc.exe
Token: SeSystemEnvironmentPrivilege	2640	calc.exe
Token: SeChangeNotifyPrivilege	2640	calc.exe
Token: SeRemoteShutdownPrivilege	2640	calc.exe
Token: SeUndockPrivilege	2640	calc.exe
Token: SeManageVolumePrivilege	2640	calc.exe
Token: SeImpersonatePrivilege	2640	calc.exe
Token: SeCreateGlobalPrivilege	2640	calc.exe
Token: 33	2640	calc.exe
Token: 34	2640	calc.exe
Token: 35	2640	calc.exe
Token: 36	2640	calc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2640	calc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 2640	1804	98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe	91
PID 1804 wrote to memory of 2640	1804	98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe	91
PID 1804 wrote to memory of 2640	1804	98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe	91
PID 1804 wrote to memory of 2640	1804	98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe	91
PID 1804 wrote to memory of 2640	1804	98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe	91

C:\Users\Admin\AppData\Local\Temp\98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\98be4a078bac66fff3d1c0973e7c5fb2_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\SysWOW64\calc.exe
  "C:\Windows\system32\calc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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Downloads

memory/2640-0-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2640-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2640-2-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2640-3-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2640-4-0x00000000022C0000-0x00000000022C1000-memory.dmp

Filesize
4KB

Download
memory/2640-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2640-5-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2640-7-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads