darkcomet | 3ab0fe37cda80b8c18c112c2136b4ade1a3dc28c77bc497475f17e67500fcac5

General

Target

JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Size

274KB
MD5

91c539c8ef4cae03cad164dfc2676d8d
SHA1

ca887e3bbcea11837a8bb3eb319e3fd075b6978e
SHA256

3ab0fe37cda80b8c18c112c2136b4ade1a3dc28c77bc497475f17e67500fcac5
SHA512

03d21afac2452fa0d147386c92132f2a8d8b7633bd473343773d5cd9d1cef7899a0680cfc4f8e789ba94454dd84b295d6a558c47205758d025818dae76f4d92a
SSDEEP

6144:d80d2oMg8HuRLp5RdHCmP2nwoQKnsv1ieNlq:JrYuRLplCmPswo/sv1ieNlq

Score

10^/10

darkcomet csrss discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

csrss

C2

armyk.no-ip.org:82

Mutex

DC_MUTEX-VS1TED3

Attributes

gencode
ihzJgLLicZZk
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 6024 set thread context of 1600	6024	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe	86

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1600-1-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-3-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-6-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-7-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-8-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-9-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-10-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-11-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-13-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-12-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-14-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-15-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-16-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-17-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-18-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-19-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-20-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-21-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-22-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-23-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-24-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-25-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/1600-26-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

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_91c539c8ef4cae03cad164dfc2676d8d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeSecurityPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeTakeOwnershipPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeLoadDriverPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeSystemProfilePrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeSystemtimePrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeProfSingleProcessPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeIncBasePriorityPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeCreatePagefilePrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeBackupPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeRestorePrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeShutdownPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeDebugPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeSystemEnvironmentPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeChangeNotifyPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeRemoteShutdownPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeUndockPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeManageVolumePrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeImpersonatePrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: SeCreateGlobalPrivilege	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: 33	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: 34	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: 35	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
Token: 36	1600	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 6024 wrote to memory of 1600	6024	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe	86
PID 6024 wrote to memory of 1600	6024	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe	86
PID 6024 wrote to memory of 1600	6024	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe	86
PID 6024 wrote to memory of 1600	6024	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe	86
PID 6024 wrote to memory of 1600	6024	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe	86
PID 6024 wrote to memory of 1600	6024	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe	86
PID 6024 wrote to memory of 1600	6024	JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6024
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91c539c8ef4cae03cad164dfc2676d8d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1600

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

memory/1600-14-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-23-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-3-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-26-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-6-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-7-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-8-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-9-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-10-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-11-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-13-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-12-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-1-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-16-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-25-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-17-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-18-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-19-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-20-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-21-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-22-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-15-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/1600-24-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/6024-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/6024-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

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