darkcomet | d166c835cea186cd0383e4445ec61af0f303db618eeb35d035d6063f976ae5a9

Analysis

max time kernel
94s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
20/02/2025, 19:11

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General

Target

JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe
Size

516KB
MD5

0da8b9ab1e463a2739cde37c8be30554
SHA1

4b15eb3cdd135b533581be36c97e2d5a3682c8bd
SHA256

d166c835cea186cd0383e4445ec61af0f303db618eeb35d035d6063f976ae5a9
SHA512

8d65df421fbbbcab3f91335877793bc1b748b0cddb8389a3b59408bf4bed1d633fa6bea3bd383c23e17b28a8d3180a4970d988198bba467e4a58526757619654
SSDEEP

12288:dbpsDfpI9pmfjiBFvo6zLNCQ+IRmLKEs7ly5eVRtxwCF3aWvF0JQww3wFt:Iu9crkQCmLJ2YBZ

Score

10^/10

darkcomet padilasahiwa defense_evasion discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

PADILASAHIWA

drkc.no-ip.biz:1604

Mutex

DC_MUTEX-N9XP8RG

Attributes

InstallPath
MSDCSC\svchost.exe
gencode
8TGPRFaMPrpw
install
true
offline_keylogger
true
password
tingil123
persistence
true
reg_key
MicrosoftUpdate

rc4.plain

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:\\Users\\Admin\\Documents\\MSDCSC\\svchost.exe"	win75.exe

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1964	attrib.exe
2396	attrib.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-1-5-21-925314154-1797147466-1467878628-1000\Control Panel\International\Geo\Nation	win75.exe

Executes dropped EXE 2 IoCs

pid	Process
2988	win75.exe
4908	svchost.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-1-5-21-925314154-1797147466-1467878628-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\runAPI68 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\runAPI46.exe\""	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicrosoftUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\svchost.exe"	win75.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4668 set thread context of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2988-5-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral2/memory/2988-8-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral2/memory/2988-13-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral2/memory/2988-15-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral2/memory/2988-16-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral2/memory/2988-17-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral2/memory/2988-53-0x0000000000400000-0x00000000004E8000-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 8 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_0da8b9ab1e463a2739cde37c8be30554.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	win75.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	win75.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2988	win75.exe
Token: SeSecurityPrivilege	2988	win75.exe
Token: SeTakeOwnershipPrivilege	2988	win75.exe
Token: SeLoadDriverPrivilege	2988	win75.exe
Token: SeSystemProfilePrivilege	2988	win75.exe
Token: SeSystemtimePrivilege	2988	win75.exe
Token: SeProfSingleProcessPrivilege	2988	win75.exe
Token: SeIncBasePriorityPrivilege	2988	win75.exe
Token: SeCreatePagefilePrivilege	2988	win75.exe
Token: SeBackupPrivilege	2988	win75.exe
Token: SeRestorePrivilege	2988	win75.exe
Token: SeShutdownPrivilege	2988	win75.exe
Token: SeDebugPrivilege	2988	win75.exe
Token: SeSystemEnvironmentPrivilege	2988	win75.exe
Token: SeChangeNotifyPrivilege	2988	win75.exe
Token: SeRemoteShutdownPrivilege	2988	win75.exe
Token: SeUndockPrivilege	2988	win75.exe
Token: SeManageVolumePrivilege	2988	win75.exe
Token: SeImpersonatePrivilege	2988	win75.exe
Token: SeCreateGlobalPrivilege	2988	win75.exe
Token: 33	2988	win75.exe
Token: 34	2988	win75.exe
Token: 35	2988	win75.exe
Token: 36	2988	win75.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86
PID 4668 wrote to memory of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86
PID 4668 wrote to memory of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86
PID 4668 wrote to memory of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86
PID 4668 wrote to memory of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86
PID 4668 wrote to memory of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86
PID 4668 wrote to memory of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86
PID 4668 wrote to memory of 2988	4668	JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe	86
PID 2988 wrote to memory of 3276	2988	win75.exe	87
PID 2988 wrote to memory of 3276	2988	win75.exe	87
PID 2988 wrote to memory of 3276	2988	win75.exe	87
PID 2988 wrote to memory of 3592	2988	win75.exe	88
PID 2988 wrote to memory of 3592	2988	win75.exe	88
PID 2988 wrote to memory of 3592	2988	win75.exe	88
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 2988 wrote to memory of 2908	2988	win75.exe	90
PID 3592 wrote to memory of 2396	3592	cmd.exe	92
PID 3592 wrote to memory of 2396	3592	cmd.exe	92
PID 3592 wrote to memory of 2396	3592	cmd.exe	92
PID 3276 wrote to memory of 1964	3276	cmd.exe	93
PID 3276 wrote to memory of 1964	3276	cmd.exe	93
PID 3276 wrote to memory of 1964	3276	cmd.exe	93
PID 2988 wrote to memory of 4908	2988	win75.exe	94
PID 2988 wrote to memory of 4908	2988	win75.exe	94
PID 2988 wrote to memory of 4908	2988	win75.exe	94

Views/modifies file attributes 1 TTPs 2 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1964	attrib.exe
2396	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0da8b9ab1e463a2739cde37c8be30554.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Users\Admin\AppData\Local\Temp\win75.exe
  C:\Users\Admin\AppData\Local\Temp\win75.exe
  2⤵
  - Modifies WinLogon for persistence
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\win75.exe" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3276
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\win75.exe" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:1964
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3592
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2396
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2908
- - C:\Users\Admin\Documents\MSDCSC\svchost.exe
    "C:\Users\Admin\Documents\MSDCSC\svchost.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4908

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

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

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:\Users\Admin\AppData\Local\Temp\win75.exe

Filesize
4KB

MD5
5e5ecae8b08152c885904cde71c50dad

SHA1
727f24d102ab29be690c783ddc149b3a39430fb6

SHA256
b3550952a2474802ae5f2d2d7e75987ccd7ca23baa8ba015c3eaa6fd04b55541

SHA512
dd6287a8471aa575abbcf46300ac64a170c0cb19052d779c7bc0899149c6114a4e42520756dae1598e18458d94522d6c7701a7bc3a37067ac2a1616dbbf8e5ea

Download Submit
memory/2908-21-0x00000000009D0000-0x00000000009D1000-memory.dmp

Filesize
4KB

Download
memory/2988-16-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2988-5-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2988-8-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2988-13-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2988-15-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2988-17-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2988-18-0x0000000000710000-0x0000000000711000-memory.dmp

Filesize
4KB

Download
memory/2988-53-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/4668-2-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/4668-12-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/4668-0-0x0000000074712000-0x0000000074713000-memory.dmp

Filesize
4KB

Download
memory/4668-1-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads