darkcomet | 8ace767a080fa7f21b454fc4652c7db4a629b15b9d53a66e570ae0e4ea5daa43

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 10:54

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General

Target

9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Size

4.9MB
MD5

9b094a5fe7d25e1c1510fd334e69417a
SHA1

1a7e7435cbcc798fce50c0f66b9b507fde5ba15a
SHA256

8ace767a080fa7f21b454fc4652c7db4a629b15b9d53a66e570ae0e4ea5daa43
SHA512

ad5175c4e9dfef8da35f3477fd782b6beee77c770cf7795f191124304d8bbeaefb416a5a55c1daecd3f2bd1aaf9f04651ce63f4b2106afdf19659c6add6e1432
SSDEEP

24576:J/F7Ju6OqDIUjjPROsBl6tYYJYMgnC2uNkMdtnUUDWVvP7nXDsx6kzWS1DlOpFoY:zNPDIUjrvwPgr8rDDO7n26SWwOpiUL7

Score

10^/10

darkcomet 9/21/13 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

9/21/13

davidgarcia.no-ip.biz:1604

Mutex

DC_MUTEX-WZKKJZQ

Attributes

InstallPath
MSDCSC\scvhost.exe
gencode
PBqzA7TLE5pH
install
true
offline_keylogger
true
persistence
true
reg_key
scvhost update

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\scvhost.exe"	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1276	scvhost.exe
2376	scvhost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\scvhost update = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\scvhost.exe"	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\scvhost update = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\scvhost.exe"	scvhost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4628 set thread context of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 1276 set thread context of 2376	1276	scvhost.exe	100

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 4 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	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	scvhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	scvhost.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeSecurityPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeSystemtimePrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeBackupPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeRestorePrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeShutdownPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeDebugPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeUndockPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeManageVolumePrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeImpersonatePrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: 33	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: 34	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: 35	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: 36	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2376	scvhost.exe
Token: SeSecurityPrivilege	2376	scvhost.exe
Token: SeTakeOwnershipPrivilege	2376	scvhost.exe
Token: SeLoadDriverPrivilege	2376	scvhost.exe
Token: SeSystemProfilePrivilege	2376	scvhost.exe
Token: SeSystemtimePrivilege	2376	scvhost.exe
Token: SeProfSingleProcessPrivilege	2376	scvhost.exe
Token: SeIncBasePriorityPrivilege	2376	scvhost.exe
Token: SeCreatePagefilePrivilege	2376	scvhost.exe
Token: SeBackupPrivilege	2376	scvhost.exe
Token: SeRestorePrivilege	2376	scvhost.exe
Token: SeShutdownPrivilege	2376	scvhost.exe
Token: SeDebugPrivilege	2376	scvhost.exe
Token: SeSystemEnvironmentPrivilege	2376	scvhost.exe
Token: SeChangeNotifyPrivilege	2376	scvhost.exe
Token: SeRemoteShutdownPrivilege	2376	scvhost.exe
Token: SeUndockPrivilege	2376	scvhost.exe
Token: SeManageVolumePrivilege	2376	scvhost.exe
Token: SeImpersonatePrivilege	2376	scvhost.exe
Token: SeCreateGlobalPrivilege	2376	scvhost.exe
Token: 33	2376	scvhost.exe
Token: 34	2376	scvhost.exe
Token: 35	2376	scvhost.exe
Token: 36	2376	scvhost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2376	scvhost.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 4628 wrote to memory of 3012	4628	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	98
PID 3012 wrote to memory of 1276	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	99
PID 3012 wrote to memory of 1276	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	99
PID 3012 wrote to memory of 1276	3012	9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe	99
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100
PID 1276 wrote to memory of 2376	1276	scvhost.exe	100

C:\Users\Admin\AppData\Local\Temp\9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4628
- C:\Users\Admin\AppData\Local\Temp\9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9b094a5fe7d25e1c1510fd334e69417a_JaffaCakes118.exe"
  2⤵
  - 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:3012
- - C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\scvhost.exe
    "C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\scvhost.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1276
  - - C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\scvhost.exe
      "C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\scvhost.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2376

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

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\scvhost.exe

Filesize
4.9MB

MD5
9b094a5fe7d25e1c1510fd334e69417a

SHA1
1a7e7435cbcc798fce50c0f66b9b507fde5ba15a

SHA256
8ace767a080fa7f21b454fc4652c7db4a629b15b9d53a66e570ae0e4ea5daa43

SHA512
ad5175c4e9dfef8da35f3477fd782b6beee77c770cf7795f191124304d8bbeaefb416a5a55c1daecd3f2bd1aaf9f04651ce63f4b2106afdf19659c6add6e1432

Download Submit
memory/1276-55-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/1276-52-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/1276-51-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/1276-49-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/1276-50-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/1276-45-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/2376-61-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-64-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-70-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-69-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-68-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-67-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-66-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-65-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-63-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-62-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-60-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-59-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2376-58-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3012-6-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3012-9-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3012-48-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3012-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3012-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3012-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4628-2-0x0000000002780000-0x0000000002781000-memory.dmp

Filesize
4KB

Download
memory/4628-3-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/4628-4-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/4628-0-0x0000000002780000-0x0000000002781000-memory.dmp

Filesize
4KB

Download
memory/4628-5-0x000000000052B000-0x0000000000534000-memory.dmp

Filesize
36KB

Download
memory/4628-1-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download
memory/4628-8-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads