darkcomet | 0400525e2449135620f42db21f8849a42992cae0be998858e55badefa7359a0d

General

Target

JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
Size

1.1MB
MD5

19d1178426414c663b950baab49dbb2e
SHA1

7c28702b029ba2e9db99b5a8731c8d316e06e25b
SHA256

0400525e2449135620f42db21f8849a42992cae0be998858e55badefa7359a0d
SHA512

d4b1f6a926942f09bc8257354569d02371df8933645839ecc665e9fca6ebf6c1f52087033baf35d176ce44077594c1c29292647e09be40475f2fb435c9baf025
SSDEEP

24576:Ytav5RbzkzcfHAmTMcaxHnzAbdD0idToS1hIuJ+K3c/XVR7ALJ:dRMwfHAWOzS0ybpJ3c/LA

Score

10^/10

darkcomet guest17 discovery rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest17

C2

wsb52000.no-ip.biz:84

Mutex

DC_MUTEX-F54S21D

Attributes

gencode
ylg1xjv/HXUz
install
false
offline_keylogger
true
persistence
false

rc4.plain

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe

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	svhost.exe

Executes dropped EXE 1 IoCs

pid	Process
5960	svhost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2228 set thread context of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88

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_19d1178426414c663b950baab49dbb2e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svhost.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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	svhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	svhost.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	svhost.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
Token: SeIncreaseQuotaPrivilege	5960	svhost.exe
Token: SeSecurityPrivilege	5960	svhost.exe
Token: SeTakeOwnershipPrivilege	5960	svhost.exe
Token: SeLoadDriverPrivilege	5960	svhost.exe
Token: SeSystemProfilePrivilege	5960	svhost.exe
Token: SeSystemtimePrivilege	5960	svhost.exe
Token: SeProfSingleProcessPrivilege	5960	svhost.exe
Token: SeIncBasePriorityPrivilege	5960	svhost.exe
Token: SeCreatePagefilePrivilege	5960	svhost.exe
Token: SeBackupPrivilege	5960	svhost.exe
Token: SeRestorePrivilege	5960	svhost.exe
Token: SeShutdownPrivilege	5960	svhost.exe
Token: SeDebugPrivilege	5960	svhost.exe
Token: SeSystemEnvironmentPrivilege	5960	svhost.exe
Token: SeChangeNotifyPrivilege	5960	svhost.exe
Token: SeRemoteShutdownPrivilege	5960	svhost.exe
Token: SeUndockPrivilege	5960	svhost.exe
Token: SeManageVolumePrivilege	5960	svhost.exe
Token: SeImpersonatePrivilege	5960	svhost.exe
Token: SeCreateGlobalPrivilege	5960	svhost.exe
Token: 33	5960	svhost.exe
Token: 34	5960	svhost.exe
Token: 35	5960	svhost.exe
Token: 36	5960	svhost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5960	svhost.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 5160	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	87
PID 2228 wrote to memory of 5160	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	87
PID 2228 wrote to memory of 5160	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	87
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 5960	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	88
PID 2228 wrote to memory of 2872	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	89
PID 2228 wrote to memory of 2872	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	89
PID 2228 wrote to memory of 2872	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	89
PID 2228 wrote to memory of 5956	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	90
PID 2228 wrote to memory of 5956	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	90
PID 2228 wrote to memory of 5956	2228	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	90

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe"
1⤵
- Drops file in Drivers directory
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\Temp\svhost.exe
  C:\Windows\Temp\svhost.exe
  2⤵
  PID:5160
- C:\Windows\Temp\svhost.exe
  C:\Windows\Temp\svhost.exe
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - 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:5960
- C:\Windows\Temp\svhost.exe
  C:\Windows\Temp\svhost.exe
  2⤵
  PID:2872
- C:\Windows\Temp\svhost.exe
  C:\Windows\Temp\svhost.exe
  2⤵
  PID:5956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

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:\Windows\Temp\svhost.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/2228-22-0x0000000075492000-0x0000000075493000-memory.dmp

Filesize
4KB

Download
memory/2228-1-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2228-2-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2228-3-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2228-4-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2228-26-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2228-0-0x0000000075492000-0x0000000075493000-memory.dmp

Filesize
4KB

Download
memory/2228-23-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/5960-14-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-29-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-19-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-18-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-17-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-21-0x0000000002770000-0x0000000002771000-memory.dmp

Filesize
4KB

Download
memory/5960-16-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-24-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-10-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-27-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-28-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-20-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-30-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-31-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-32-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-33-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-34-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-35-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-36-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-37-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-38-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/5960-39-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads