darkcomet | 6f6703cd07e74933c1218398be6766a6f1ff996ed19774104bb14653d86bffc8

Analysis

max time kernel
102s
max time network
107s
platform
windows11-21h2_x64
resource
win11-20250411-en
resource tags

arch:x64arch:x86image:win11-20250411-enlocale:en-usos:windows11-21h2-x64system
submitted
18/04/2025, 22:35

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General

Target

JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe
Size

1.6MB
MD5

c00d926b10ad42ff26efe51757c9c82b
SHA1

0ad155a77754dc180690f6f53c166d50e7ebfe8f
SHA256

6f6703cd07e74933c1218398be6766a6f1ff996ed19774104bb14653d86bffc8
SHA512

e5cdce480e7b4b411959a7c44effa8c78f22be7ee433863c18e243a57907c0a68dd95960e8437f8c7aa9081b3430fd3a8453e58f4700c55a187ff34f3fd53388
SSDEEP

49152:fRMIu+CNVXuj0qXPqXTSCNVXuj0qXPqXTC:SIudOjbPqjpOjbPqjC

Score

10^/10

darkcomet guest16 discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

mohamedmmk.zapto.org:81

Mutex

DC_MUTEX-CYTDPA6

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
FDueZ9vjN�o6
install
false
offline_keylogger
true
persistence
true
reg_key
MicroUpdate

rc4.plain

Signatures

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

Executes dropped EXE 3 IoCs

pid	Process
864	1.exe
5724	2.exe
5720	1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2316063146-1984817004-4437738-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	1.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5028	764	WerFault.exe	85

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/5860-21-0x0000000000400000-0x00000000004C2000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 864 set thread context of 5720	864	1.exe	81
PID 5720 set thread context of 5388	5720	1.exe	83
PID 5388 set thread context of 764	5388	iexplore.exe	85

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5860-0-0x0000000000400000-0x00000000004C2000-memory.dmp	upx
behavioral2/memory/5860-21-0x0000000000400000-0x00000000004C2000-memory.dmp	upx

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 6 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_c00d926b10ad42ff26efe51757c9c82b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	5720	1.exe
Token: SeSecurityPrivilege	5720	1.exe
Token: SeTakeOwnershipPrivilege	5720	1.exe
Token: SeLoadDriverPrivilege	5720	1.exe
Token: SeSystemProfilePrivilege	5720	1.exe
Token: SeSystemtimePrivilege	5720	1.exe
Token: SeProfSingleProcessPrivilege	5720	1.exe
Token: SeIncBasePriorityPrivilege	5720	1.exe
Token: SeCreatePagefilePrivilege	5720	1.exe
Token: SeBackupPrivilege	5720	1.exe
Token: SeRestorePrivilege	5720	1.exe
Token: SeShutdownPrivilege	5720	1.exe
Token: SeDebugPrivilege	5720	1.exe
Token: SeSystemEnvironmentPrivilege	5720	1.exe
Token: SeChangeNotifyPrivilege	5720	1.exe
Token: SeRemoteShutdownPrivilege	5720	1.exe
Token: SeUndockPrivilege	5720	1.exe
Token: SeManageVolumePrivilege	5720	1.exe
Token: SeImpersonatePrivilege	5720	1.exe
Token: SeCreateGlobalPrivilege	5720	1.exe
Token: 33	5720	1.exe
Token: 34	5720	1.exe
Token: 35	5720	1.exe
Token: 36	5720	1.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 5860 wrote to memory of 864	5860	JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe	79
PID 5860 wrote to memory of 864	5860	JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe	79
PID 5860 wrote to memory of 864	5860	JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe	79
PID 5860 wrote to memory of 5724	5860	JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe	80
PID 5860 wrote to memory of 5724	5860	JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe	80
PID 5860 wrote to memory of 5724	5860	JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe	80
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 864 wrote to memory of 5720	864	1.exe	81
PID 5720 wrote to memory of 5388	5720	1.exe	83
PID 5720 wrote to memory of 5388	5720	1.exe	83
PID 5720 wrote to memory of 5388	5720	1.exe	83
PID 5720 wrote to memory of 5388	5720	1.exe	83
PID 5720 wrote to memory of 5388	5720	1.exe	83
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85
PID 5388 wrote to memory of 764	5388	iexplore.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c00d926b10ad42ff26efe51757c9c82b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5860
- C:\Users\Admin\AppData\Local\Temp\1.exe
  C:\Users\Admin\AppData\Local\Temp/1.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:864
- - C:\Users\Admin\AppData\Local\Temp\1.exe
    C:\Users\Admin\AppData\Local\Temp\1.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:5720
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:5388
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:764
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 424
        6⤵
        Program crash
        
        PID:5028
- C:\Users\Admin\AppData\Local\Temp\2.exe
  C:\Users\Admin\AppData\Local\Temp/2.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5724

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
1⤵
PID:4048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 764 -ip 764
1⤵
PID:5004

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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\aut8D8A.tmp

Filesize
658KB

MD5
95c31953ea9b673b0b03ffbe4300506f

SHA1
54c7634c347caf36a85f64d9f0256cdb15b61449

SHA256
5329a0e4f917e95c68a451305a45b916f0db8df825f3fee5d735bc30c8317ba6

SHA512
0386dcd10cc26afd7c64bf304ffcf0760b587851c094baed9cab8da6a29a70a185161d9ad9d3cc1ac320341261a2fe34e6f282f5bb830e34796c1609568d1114

Download Submit
memory/5388-28-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/5720-23-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/5720-20-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/5720-24-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/5720-25-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/5720-26-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/5720-27-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/5720-29-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/5860-0-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/5860-21-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads