darkcomet | 6da2984b9b7eb5616e0af1ed7fbb2225d7ffd81f214ddb749faf4492e6cbe5b3

General

Target

98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Size

1.2MB
MD5

98b135fb82b3b8ea9606fd6217abade6
SHA1

bab66fb51decb9cd5ecef74b0762c252b47ea348
SHA256

6da2984b9b7eb5616e0af1ed7fbb2225d7ffd81f214ddb749faf4492e6cbe5b3
SHA512

6dc8e66443009f4790d7f518a244e2cd9b04df0a02e6c51be8274f51ebc105d2ec52301599910fd8965dbf2ccf0d8e431adff56527f8b8840e389e14b3807c50
SSDEEP

24576:ASRuC6+EFLstWJE4ulC08bkJkMWNMhzOy1t0E2oy:rrCsQJZulC0wkyiD0n

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
Darkcomet family
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	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4800	tmpUI.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2324 set thread context of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Java\jre-07\bin\UF	tmpUI.exe
File created	C:\Program Files (x86)\Java\jre-07\bin\jusched.exe	tmpUI.exe

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	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpUI.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	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.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	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeSecurityPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeSystemtimePrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeBackupPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeRestorePrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeShutdownPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeDebugPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeUndockPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeManageVolumePrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeImpersonatePrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: 33	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: 34	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: 35	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
Token: 36	3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3496	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 3496	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	83
PID 2324 wrote to memory of 4800	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	84
PID 2324 wrote to memory of 4800	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	84
PID 2324 wrote to memory of 4800	2324	98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Users\Admin\AppData\Local\Temp\98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\98b135fb82b3b8ea9606fd6217abade6_JaffaCakes118.exe
  2⤵
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3496
- C:\Users\Admin\AppData\Local\Temp\tmpUI.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpUI.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:4800

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:\Users\Admin\AppData\Local\Temp\tmpUI.exe

Filesize
62KB

MD5
f83c617b55a53db1fc9bd68c9c732192

SHA1
464d5d47ee7e2218a89ffda0c71efcc86b9b6e74

SHA256
68f4238b31a205b4c2a5f4df6bba4cde5a4f77fa3c627ac03d5dda82d202457a

SHA512
fb777ce76c6793b440ba633a6867d44b19fda5cfde566be53c83e445668badb5c56a72062ba5152dfb602415bb1e39d27db1c4ff5ace6e9e6fda7986cbab04de

Download Submit
memory/2324-0-0x0000000000C00000-0x0000000000C01000-memory.dmp

Filesize
4KB

Download
memory/2324-18-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3496-23-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-25-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-6-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-7-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-8-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-10-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-9-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-4-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-1-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-21-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-22-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-2-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-24-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-5-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-26-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-27-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-28-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-29-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-30-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-31-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-32-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-33-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-34-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-35-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3496-36-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads