darkcomet | 61dbd38fd21ac1717cd7b08d60d5ed77f3629773cf10f82f635e55f0edf723b9

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15/09/2024, 08:05

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General

Target

e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Size

748KB
MD5

e209dd0374cadd3841e5b63bc0e6f442
SHA1

8b4bf26b288f234d2a00bf54c9e3aab17730b682
SHA256

61dbd38fd21ac1717cd7b08d60d5ed77f3629773cf10f82f635e55f0edf723b9
SHA512

82f3db22140eb3966da18ccc452d852085c7ec2cfd002115b432fa2338f62eff139946752f8e1f152193aac66fd059584e8e262b57205a02c01d3fc8a483822d
SSDEEP

6144:FBpWNsVHz5QVyO32mnLpqIhM7tNkrXmPrW4d29T3NkbGkA+2pfhZKP+Lgq4:AGVHz5zLmnlOkrXEdQmBIZK

Score

10^/10

darkcomet aspackv2 discovery persistence rat trojan

Malware Config

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x00080000000234db-21.dat	aspack_v212_v242

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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
960	msdcsc.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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
5076	3944	WerFault.exe	81
3392	960	WerFault.exe	89

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	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeSecurityPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeSystemtimePrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeBackupPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeRestorePrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeShutdownPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeDebugPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeUndockPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeManageVolumePrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeImpersonatePrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: 33	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: 34	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: 35	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: 36	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	960	msdcsc.exe
Token: SeSecurityPrivilege	960	msdcsc.exe
Token: SeTakeOwnershipPrivilege	960	msdcsc.exe
Token: SeLoadDriverPrivilege	960	msdcsc.exe
Token: SeSystemProfilePrivilege	960	msdcsc.exe
Token: SeSystemtimePrivilege	960	msdcsc.exe
Token: SeProfSingleProcessPrivilege	960	msdcsc.exe
Token: SeIncBasePriorityPrivilege	960	msdcsc.exe
Token: SeCreatePagefilePrivilege	960	msdcsc.exe
Token: SeBackupPrivilege	960	msdcsc.exe
Token: SeRestorePrivilege	960	msdcsc.exe
Token: SeShutdownPrivilege	960	msdcsc.exe
Token: SeDebugPrivilege	960	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	960	msdcsc.exe
Token: SeChangeNotifyPrivilege	960	msdcsc.exe
Token: SeRemoteShutdownPrivilege	960	msdcsc.exe
Token: SeUndockPrivilege	960	msdcsc.exe
Token: SeManageVolumePrivilege	960	msdcsc.exe
Token: SeImpersonatePrivilege	960	msdcsc.exe
Token: SeCreateGlobalPrivilege	960	msdcsc.exe
Token: 33	960	msdcsc.exe
Token: 34	960	msdcsc.exe
Token: 35	960	msdcsc.exe
Token: 36	960	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
960	msdcsc.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 960	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe	89
PID 3944 wrote to memory of 960	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe	89
PID 3944 wrote to memory of 960	3944	e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e209dd0374cadd3841e5b63bc0e6f442_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 544
  2⤵
  - Program crash
  PID:5076
- C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
  "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 544
    3⤵
    - Program crash
    PID:3392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3944 -ip 3944
1⤵
PID:4808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 960 -ip 960
1⤵
PID:3208

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

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

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe

Filesize
748KB

MD5
e209dd0374cadd3841e5b63bc0e6f442

SHA1
8b4bf26b288f234d2a00bf54c9e3aab17730b682

SHA256
61dbd38fd21ac1717cd7b08d60d5ed77f3629773cf10f82f635e55f0edf723b9

SHA512
82f3db22140eb3966da18ccc452d852085c7ec2cfd002115b432fa2338f62eff139946752f8e1f152193aac66fd059584e8e262b57205a02c01d3fc8a483822d

Download Submit
memory/960-72-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-71-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-84-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-83-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-82-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-81-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-80-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-79-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-63-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-77-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-76-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-75-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-74-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-73-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-64-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-50-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-69-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-61-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-68-0x0000000002020000-0x0000000002021000-memory.dmp

Filesize
4KB

Download
memory/960-55-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-62-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-67-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-66-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-65-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-53-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-78-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-70-0x0000000002020000-0x0000000002021000-memory.dmp

Filesize
4KB

Download
memory/960-60-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-59-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-58-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-57-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-56-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/960-54-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-8-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-9-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-6-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-2-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-52-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-0-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-3-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-13-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-1-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-4-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-7-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-5-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-10-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-16-0x00000000022A0000-0x00000000022A1000-memory.dmp

Filesize
4KB

Download
memory/3944-11-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-12-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-14-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download
memory/3944-15-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads