darkcomet | 0400525e2449135620f42db21f8849a42992cae0be998858e55badefa7359a0d

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/02/2025, 13:00

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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

wsb52000.no-ip.biz:84

Mutex

DC_MUTEX-F54S21D

Attributes

gencode
ylg1xjv/HXUz
install
false
offline_keylogger
true
persistence
false

rc4.plain

Extracted

Family

darkcomet

Attributes

gencode
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

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 4 IoCs

pid	Process
2404	svhost.exe
2700	svhost.exe
2360	svhost.exe
2796	svhost.exe

Loads dropped DLL 4 IoCs

pid	Process
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3016 set thread context of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31

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
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
Token: SeIncreaseQuotaPrivilege	2404	svhost.exe
Token: SeSecurityPrivilege	2404	svhost.exe
Token: SeTakeOwnershipPrivilege	2404	svhost.exe
Token: SeLoadDriverPrivilege	2404	svhost.exe
Token: SeSystemProfilePrivilege	2404	svhost.exe
Token: SeSystemtimePrivilege	2404	svhost.exe
Token: SeProfSingleProcessPrivilege	2404	svhost.exe
Token: SeIncBasePriorityPrivilege	2404	svhost.exe
Token: SeCreatePagefilePrivilege	2404	svhost.exe
Token: SeBackupPrivilege	2404	svhost.exe
Token: SeRestorePrivilege	2404	svhost.exe
Token: SeShutdownPrivilege	2404	svhost.exe
Token: SeDebugPrivilege	2404	svhost.exe
Token: SeSystemEnvironmentPrivilege	2404	svhost.exe
Token: SeChangeNotifyPrivilege	2404	svhost.exe
Token: SeRemoteShutdownPrivilege	2404	svhost.exe
Token: SeUndockPrivilege	2404	svhost.exe
Token: SeManageVolumePrivilege	2404	svhost.exe
Token: SeImpersonatePrivilege	2404	svhost.exe
Token: SeCreateGlobalPrivilege	2404	svhost.exe
Token: 33	2404	svhost.exe
Token: 34	2404	svhost.exe
Token: 35	2404	svhost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2404	svhost.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2360	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	30
PID 3016 wrote to memory of 2360	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	30
PID 3016 wrote to memory of 2360	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	30
PID 3016 wrote to memory of 2360	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	30
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2404	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	31
PID 3016 wrote to memory of 2700	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	32
PID 3016 wrote to memory of 2700	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	32
PID 3016 wrote to memory of 2700	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	32
PID 3016 wrote to memory of 2700	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	32
PID 3016 wrote to memory of 2796	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	33
PID 3016 wrote to memory of 2796	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	33
PID 3016 wrote to memory of 2796	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	33
PID 3016 wrote to memory of 2796	3016	JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19d1178426414c663b950baab49dbb2e.exe"
1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\Temp\svhost.exe
  C:\Windows\Temp\svhost.exe
  2⤵
  - Executes dropped EXE
  PID:2360
- 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:2404
- C:\Windows\Temp\svhost.exe
  C:\Windows\Temp\svhost.exe
  2⤵
  - Executes dropped EXE
  PID:2700
- C:\Windows\Temp\svhost.exe
  C:\Windows\Temp\svhost.exe
  2⤵
  - Executes dropped EXE
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\Temp\svhost.exe

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/2404-46-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-13-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-67-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-66-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-34-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-24-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-30-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2404-26-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-22-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-20-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-18-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-16-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-15-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-65-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-44-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-47-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-49-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-64-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-48-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-53-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-40-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-63-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-51-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-52-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-45-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-62-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-55-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-56-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-57-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-58-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-59-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-60-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2404-61-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3016-54-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/3016-50-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/3016-2-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/3016-0-0x0000000074721000-0x0000000074722000-memory.dmp

Filesize
4KB

Download
memory/3016-1-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/3016-3-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download