darkcomet | 7a4027eb6cad7ffed792bfe37251fa78b5941cd72544b918ab12038af31d18ff

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-10-2024 23:50

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General

Target

5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Size

357KB
MD5

5f522cde6a238cf02ec729970fd89ad4
SHA1

371405107399ca859fbf2c7db14ee5f784c9169d
SHA256

7a4027eb6cad7ffed792bfe37251fa78b5941cd72544b918ab12038af31d18ff
SHA512

20f1f4cbd2249bcb79e20917938f392d5bd9beb2aaf9bbbee30a9204971f325eb8a3658c5ac6d0ac488e1d0542922bf784bda053f7c3697dd6b0656e9cbe7cf0
SSDEEP

6144:LQWRAiurscbIu4aUZxyLECrv8hjaMt/lHy9O1rvCb4itnp2w+cgxCnqP/QL:VRA78LxyZrvCPS9EGUyScgxVP/QL

Score

10^/10

darkcomet discovery rat trojan upx

Malware Config

Signatures

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

Processes:

5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

description	pid	Process	procid_target
PID 748 set thread context of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/2152-3-0x0000000013140000-0x00000000131FB000-memory.dmp	upx
behavioral2/memory/2152-4-0x0000000013140000-0x00000000131FB000-memory.dmp	upx
behavioral2/memory/2152-6-0x0000000013140000-0x00000000131FB000-memory.dmp	upx
behavioral2/memory/2152-8-0x0000000013140000-0x00000000131FB000-memory.dmp	upx
behavioral2/memory/2152-12-0x0000000013140000-0x00000000131FB000-memory.dmp	upx
behavioral2/memory/2152-11-0x0000000013140000-0x00000000131FB000-memory.dmp	upx
behavioral2/memory/2152-14-0x0000000013140000-0x00000000131FB000-memory.dmp	upx

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

Processes:

5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exenotepad.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.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

Processes:

5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeSecurityPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeBackupPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeRestorePrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeShutdownPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeDebugPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeUndockPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: 33	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: 34	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: 35	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
Token: 36	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe

description	pid	Process	procid_target
PID 748 wrote to memory of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84
PID 748 wrote to memory of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84
PID 748 wrote to memory of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84
PID 748 wrote to memory of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84
PID 748 wrote to memory of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84
PID 748 wrote to memory of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84
PID 748 wrote to memory of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84
PID 748 wrote to memory of 2152	748	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	84
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85
PID 2152 wrote to memory of 628	2152	5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:748
- C:\Users\Admin\AppData\Local\Temp\5f522cde6a238cf02ec729970fd89ad4_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5f522cde6a238cf02ec729970fd89ad4_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 WriteProcessMemory
  PID:2152
- - C:\Windows\SysWOW64\notepad.exe
    C:\Windows\SysWOW64\notepad.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:628

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

Replay Monitor

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Downloads

memory/628-10-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/748-1-0x0000000074B60000-0x0000000075111000-memory.dmp

Filesize
5.7MB

Download
memory/748-2-0x0000000074B60000-0x0000000075111000-memory.dmp

Filesize
5.7MB

Download
memory/748-0-0x0000000074B62000-0x0000000074B63000-memory.dmp

Filesize
4KB

Download
memory/748-13-0x0000000074B60000-0x0000000075111000-memory.dmp

Filesize
5.7MB

Download
memory/2152-3-0x0000000013140000-0x00000000131FB000-memory.dmp

Filesize
748KB

Download
memory/2152-8-0x0000000013140000-0x00000000131FB000-memory.dmp

Filesize
748KB

Download
memory/2152-6-0x0000000013140000-0x00000000131FB000-memory.dmp

Filesize
748KB

Download
memory/2152-12-0x0000000013140000-0x00000000131FB000-memory.dmp

Filesize
748KB

Download
memory/2152-4-0x0000000013140000-0x00000000131FB000-memory.dmp

Filesize
748KB

Download
memory/2152-11-0x0000000013140000-0x00000000131FB000-memory.dmp

Filesize
748KB

Download
memory/2152-9-0x00000000032B0000-0x00000000032B1000-memory.dmp

Filesize
4KB

Download
memory/2152-14-0x0000000013140000-0x00000000131FB000-memory.dmp

Filesize
748KB

Download