darkcomet | fd24ebf0579e4a7913ef3cbf447f761044368083c12d622e111512141f340f0f

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/03/2025, 18:55

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General

Target

JaffaCakes118_931fd2df25c735a9fe6281aca92d154e.exe
Size

1.4MB
MD5

931fd2df25c735a9fe6281aca92d154e
SHA1

b9cd9f2daa8ed036dfb28a586c7361946db65b49
SHA256

fd24ebf0579e4a7913ef3cbf447f761044368083c12d622e111512141f340f0f
SHA512

32182cc3a4376507a8c60898d601130e3109ae16fee5aa3ebf6e9d50d0b4e3cd670d2d54c8e627b23a1a8604098d20caefaa255261f9c0494f9216f122389be3
SSDEEP

24576:1mv86/nmFmu9FujCXCedRVioC8/77sNLgHu9uwsVx7IRUzJkTTX4JkTTX:1Rwn9pCSWXiU/729uRxPl2c2

Score

10^/10

darkcomet discovery rat trojan

Malware Config

Extracted

Family

darkcomet

absolute2011.no-ip.org:1604

Mutex

DC_MUTEX-H9KARFD

Attributes

gencode
GfqXgvhYAhD-
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

Checks BIOS information in registry 2 TTPs 2 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	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	tmp898A.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2708	tmp898A.tmp.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2708 set thread context of 2740	2708	tmp898A.tmp.exe	32

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	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp898A.tmp.exe

Checks processor information in registry 2 TTPs 8 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\ProcessorNameString	tmp898A.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	tmp898A.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	tmp898A.tmp.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	explorer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	tmp898A.tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	tmp898A.tmp.exe

Suspicious use of AdjustPrivilegeToken 47 IoCs

description	pid	Process
Token: SeDebugPrivilege	3068	JaffaCakes118_931fd2df25c735a9fe6281aca92d154e.exe
Token: SeIncreaseQuotaPrivilege	2708	tmp898A.tmp.exe
Token: SeSecurityPrivilege	2708	tmp898A.tmp.exe
Token: SeTakeOwnershipPrivilege	2708	tmp898A.tmp.exe
Token: SeLoadDriverPrivilege	2708	tmp898A.tmp.exe
Token: SeSystemProfilePrivilege	2708	tmp898A.tmp.exe
Token: SeSystemtimePrivilege	2708	tmp898A.tmp.exe
Token: SeProfSingleProcessPrivilege	2708	tmp898A.tmp.exe
Token: SeIncBasePriorityPrivilege	2708	tmp898A.tmp.exe
Token: SeCreatePagefilePrivilege	2708	tmp898A.tmp.exe
Token: SeBackupPrivilege	2708	tmp898A.tmp.exe
Token: SeRestorePrivilege	2708	tmp898A.tmp.exe
Token: SeShutdownPrivilege	2708	tmp898A.tmp.exe
Token: SeDebugPrivilege	2708	tmp898A.tmp.exe
Token: SeSystemEnvironmentPrivilege	2708	tmp898A.tmp.exe
Token: SeChangeNotifyPrivilege	2708	tmp898A.tmp.exe
Token: SeRemoteShutdownPrivilege	2708	tmp898A.tmp.exe
Token: SeUndockPrivilege	2708	tmp898A.tmp.exe
Token: SeManageVolumePrivilege	2708	tmp898A.tmp.exe
Token: SeImpersonatePrivilege	2708	tmp898A.tmp.exe
Token: SeCreateGlobalPrivilege	2708	tmp898A.tmp.exe
Token: 33	2708	tmp898A.tmp.exe
Token: 34	2708	tmp898A.tmp.exe
Token: 35	2708	tmp898A.tmp.exe
Token: SeIncreaseQuotaPrivilege	2740	explorer.exe
Token: SeSecurityPrivilege	2740	explorer.exe
Token: SeTakeOwnershipPrivilege	2740	explorer.exe
Token: SeLoadDriverPrivilege	2740	explorer.exe
Token: SeSystemProfilePrivilege	2740	explorer.exe
Token: SeSystemtimePrivilege	2740	explorer.exe
Token: SeProfSingleProcessPrivilege	2740	explorer.exe
Token: SeIncBasePriorityPrivilege	2740	explorer.exe
Token: SeCreatePagefilePrivilege	2740	explorer.exe
Token: SeBackupPrivilege	2740	explorer.exe
Token: SeRestorePrivilege	2740	explorer.exe
Token: SeShutdownPrivilege	2740	explorer.exe
Token: SeDebugPrivilege	2740	explorer.exe
Token: SeSystemEnvironmentPrivilege	2740	explorer.exe
Token: SeChangeNotifyPrivilege	2740	explorer.exe
Token: SeRemoteShutdownPrivilege	2740	explorer.exe
Token: SeUndockPrivilege	2740	explorer.exe
Token: SeManageVolumePrivilege	2740	explorer.exe
Token: SeImpersonatePrivilege	2740	explorer.exe
Token: SeCreateGlobalPrivilege	2740	explorer.exe
Token: 33	2740	explorer.exe
Token: 34	2740	explorer.exe
Token: 35	2740	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2264	DllHost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2264	DllHost.exe
2264	DllHost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2708	3068	JaffaCakes118_931fd2df25c735a9fe6281aca92d154e.exe	30
PID 3068 wrote to memory of 2708	3068	JaffaCakes118_931fd2df25c735a9fe6281aca92d154e.exe	30
PID 3068 wrote to memory of 2708	3068	JaffaCakes118_931fd2df25c735a9fe6281aca92d154e.exe	30
PID 3068 wrote to memory of 2708	3068	JaffaCakes118_931fd2df25c735a9fe6281aca92d154e.exe	30
PID 2708 wrote to memory of 2740	2708	tmp898A.tmp.exe	32
PID 2708 wrote to memory of 2740	2708	tmp898A.tmp.exe	32
PID 2708 wrote to memory of 2740	2708	tmp898A.tmp.exe	32
PID 2708 wrote to memory of 2740	2708	tmp898A.tmp.exe	32
PID 2708 wrote to memory of 2740	2708	tmp898A.tmp.exe	32
PID 2708 wrote to memory of 2740	2708	tmp898A.tmp.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_931fd2df25c735a9fe6281aca92d154e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_931fd2df25c735a9fe6281aca92d154e.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\tmp898A.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp898A.tmp.exe"
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\SysWOW64\explorer.exe
    "C:\Windows\SysWOW64\explorer.exe"
    3⤵
    - 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
    PID:2740

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2264

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

C:\Users\Admin\AppData\Local\Temp\PRINTS.JPG

Filesize
381KB

MD5
b915a59514dc9e88ea5e4fbfca930c43

SHA1
9145e4fc6cab6d78f7a5efd50c8d6cbc16dcecd9

SHA256
e94d7078d9cda0936561c4ca1975afc280e008add001937ed17713ff06a220fa

SHA512
31bc3d17d649d0566062a49ba1a4772107082213a3e5d59308c56b04f136c2f97087744f80f27bbd1614b51ac7b619891b234403a82d9997fb442c36118321e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp898A.tmp.exe

Filesize
1.0MB

MD5
4798ffd2ab4c7f0807d2fc12a790b1cf

SHA1
b1efebfe3b6638adf2a9fa84f96ac6864733f136

SHA256
7685e8909609d9b317d7044fefb1bf646127d6f22cef416ddeb13260b29d8482

SHA512
83fd71f51cf15444d8f89f1df3407855b1635396d0f7751ab5235779ed0de4faf0550bce9ef9719f3bca138311a4e579402b26830c9c53663986d643900a89a2

Download Submit
memory/2264-15-0x0000000000160000-0x0000000000162000-memory.dmp

Filesize
8KB

Download
memory/2708-21-0x0000000013140000-0x0000000013256000-memory.dmp

Filesize
1.1MB

Download
memory/2708-14-0x0000000003680000-0x0000000003682000-memory.dmp

Filesize
8KB

Download
memory/2708-11-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2740-16-0x0000000013140000-0x0000000013256000-memory.dmp

Filesize
1.1MB

Download
memory/2740-19-0x0000000013140000-0x0000000013256000-memory.dmp

Filesize
1.1MB

Download
memory/2740-20-0x0000000013140000-0x0000000013256000-memory.dmp

Filesize
1.1MB

Download
memory/2740-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-23-0x0000000013140000-0x0000000013256000-memory.dmp

Filesize
1.1MB

Download
memory/2740-22-0x0000000013140000-0x0000000013256000-memory.dmp

Filesize
1.1MB

Download
memory/3068-10-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

Filesize
9.6MB

Download
memory/3068-4-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

Filesize
9.6MB

Download
memory/3068-0-0x000007FEF5D8E000-0x000007FEF5D8F000-memory.dmp

Filesize
4KB

Download
memory/3068-2-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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