darkcomet | bba0042db7a44929c2e07ed45cd934d71048aabc228bcc899ec77713f6a35d51

Analysis

max time kernel
149s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2024 09:23

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General

Target

abd0a551a83bf34b693e5bd62dc12072_JaffaCakes118.exe
Size

807KB
MD5

abd0a551a83bf34b693e5bd62dc12072
SHA1

c85284944c0685f52462b67ebe4ee696277416c4
SHA256

bba0042db7a44929c2e07ed45cd934d71048aabc228bcc899ec77713f6a35d51
SHA512

d89261e60ed3f19fbd4cb8de44a8c37746241be65856c2ca140e73405d0bfef4c44e982f437c4440cdccaca8bb70d20af96bcb47f78875d09e932b8f2a85f2eb
SSDEEP

24576:pkMevGqDJiNAeAlU+oupOh2v31SG/k5lr+f:pktvGKI6zpOg31DUk

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 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	Crypted.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	explorer.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	abd0a551a83bf34b693e5bd62dc12072_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2736	Crypted.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2736 set thread context of 4276	2736	Crypted.exe	83

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

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2736	Crypted.exe
Token: SeSecurityPrivilege	2736	Crypted.exe
Token: SeTakeOwnershipPrivilege	2736	Crypted.exe
Token: SeLoadDriverPrivilege	2736	Crypted.exe
Token: SeSystemProfilePrivilege	2736	Crypted.exe
Token: SeSystemtimePrivilege	2736	Crypted.exe
Token: SeProfSingleProcessPrivilege	2736	Crypted.exe
Token: SeIncBasePriorityPrivilege	2736	Crypted.exe
Token: SeCreatePagefilePrivilege	2736	Crypted.exe
Token: SeBackupPrivilege	2736	Crypted.exe
Token: SeRestorePrivilege	2736	Crypted.exe
Token: SeShutdownPrivilege	2736	Crypted.exe
Token: SeDebugPrivilege	2736	Crypted.exe
Token: SeSystemEnvironmentPrivilege	2736	Crypted.exe
Token: SeChangeNotifyPrivilege	2736	Crypted.exe
Token: SeRemoteShutdownPrivilege	2736	Crypted.exe
Token: SeUndockPrivilege	2736	Crypted.exe
Token: SeManageVolumePrivilege	2736	Crypted.exe
Token: SeImpersonatePrivilege	2736	Crypted.exe
Token: SeCreateGlobalPrivilege	2736	Crypted.exe
Token: 33	2736	Crypted.exe
Token: 34	2736	Crypted.exe
Token: 35	2736	Crypted.exe
Token: 36	2736	Crypted.exe
Token: SeIncreaseQuotaPrivilege	4276	explorer.exe
Token: SeSecurityPrivilege	4276	explorer.exe
Token: SeTakeOwnershipPrivilege	4276	explorer.exe
Token: SeLoadDriverPrivilege	4276	explorer.exe
Token: SeSystemProfilePrivilege	4276	explorer.exe
Token: SeSystemtimePrivilege	4276	explorer.exe
Token: SeProfSingleProcessPrivilege	4276	explorer.exe
Token: SeIncBasePriorityPrivilege	4276	explorer.exe
Token: SeCreatePagefilePrivilege	4276	explorer.exe
Token: SeBackupPrivilege	4276	explorer.exe
Token: SeRestorePrivilege	4276	explorer.exe
Token: SeShutdownPrivilege	4276	explorer.exe
Token: SeDebugPrivilege	4276	explorer.exe
Token: SeSystemEnvironmentPrivilege	4276	explorer.exe
Token: SeChangeNotifyPrivilege	4276	explorer.exe
Token: SeRemoteShutdownPrivilege	4276	explorer.exe
Token: SeUndockPrivilege	4276	explorer.exe
Token: SeManageVolumePrivilege	4276	explorer.exe
Token: SeImpersonatePrivilege	4276	explorer.exe
Token: SeCreateGlobalPrivilege	4276	explorer.exe
Token: 33	4276	explorer.exe
Token: 34	4276	explorer.exe
Token: 35	4276	explorer.exe
Token: 36	4276	explorer.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 2736	1816	abd0a551a83bf34b693e5bd62dc12072_JaffaCakes118.exe	82
PID 1816 wrote to memory of 2736	1816	abd0a551a83bf34b693e5bd62dc12072_JaffaCakes118.exe	82
PID 1816 wrote to memory of 2736	1816	abd0a551a83bf34b693e5bd62dc12072_JaffaCakes118.exe	82
PID 2736 wrote to memory of 4276	2736	Crypted.exe	83
PID 2736 wrote to memory of 4276	2736	Crypted.exe	83
PID 2736 wrote to memory of 4276	2736	Crypted.exe	83
PID 2736 wrote to memory of 4276	2736	Crypted.exe	83
PID 2736 wrote to memory of 4276	2736	Crypted.exe	83

C:\Users\Admin\AppData\Local\Temp\abd0a551a83bf34b693e5bd62dc12072_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\abd0a551a83bf34b693e5bd62dc12072_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Users\Admin\AppData\Local\Temp\Crypted.exe
  "C:\Users\Admin\AppData\Local\Temp\Crypted.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:2736
- - 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:4276

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\Crypted.exe

Filesize
658KB

MD5
15b05b236b770a4459f647e90a285dd7

SHA1
5e4ef073c021a79a337ed8b271fc6f4b35b2efe4

SHA256
2e674da3566238b949990dce325faecf2a6a23cb8cb77c16b74621f1e79defcd

SHA512
922f33d30bae60037302ebed37f11e2ccedce79ec1332f0f5dd3eb4e5441fa45aec48a553649aaae9c9dfc9fcca6d667109cc5368185e18cdc07cf02bdbe8e5a

Download Submit
memory/1816-4-0x000000001BAF0000-0x000000001BB8C000-memory.dmp

Filesize
624KB

Download
memory/1816-3-0x000000001B4F0000-0x000000001B9BE000-memory.dmp

Filesize
4.8MB

Download
memory/1816-17-0x00007FF96A3A0000-0x00007FF96AD41000-memory.dmp

Filesize
9.6MB

Download
memory/1816-0-0x00007FF96A655000-0x00007FF96A656000-memory.dmp

Filesize
4KB

Download
memory/1816-5-0x000000001AE70000-0x000000001AE78000-memory.dmp

Filesize
32KB

Download
memory/1816-6-0x000000001BC50000-0x000000001BC9C000-memory.dmp

Filesize
304KB

Download
memory/1816-7-0x00007FF96A3A0000-0x00007FF96AD41000-memory.dmp

Filesize
9.6MB

Download
memory/1816-1-0x000000001AF70000-0x000000001B016000-memory.dmp

Filesize
664KB

Download
memory/1816-2-0x00007FF96A3A0000-0x00007FF96AD41000-memory.dmp

Filesize
9.6MB

Download
memory/2736-23-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2736-18-0x0000000000730000-0x0000000000731000-memory.dmp

Filesize
4KB

Download
memory/4276-26-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/4276-19-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/4276-20-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/4276-21-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/4276-22-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/4276-25-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/4276-24-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads