darkcomet | 4cd1a61c78ab7947e717bba9f8cddfc404294f1d4cfec5cdbf2526a30ebaed9e

Analysis

max time kernel
150s
max time network
152s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/02/2025, 00:56

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General

Target

JaffaCakes118_1d65aa7463edc2167b396bde72f44a11.exe
Size

842KB
MD5

1d65aa7463edc2167b396bde72f44a11
SHA1

446ffaf4daee028938050c130b00385d5070d7d2
SHA256

4cd1a61c78ab7947e717bba9f8cddfc404294f1d4cfec5cdbf2526a30ebaed9e
SHA512

7af906361047541cc75fe44958e2cde5916dac66c62fec13f1fd2fbf1ed6e38280cc96572453e9830d3055a3144439af9c2909b1c9ed2991d4eb0799b327d420
SSDEEP

12288:WrELIki3xtxnzu9YfsfR3nzPlXF3rZ9cPxERpCMb3yJ6Kc1ZfXTVNtRk9z4UeGj:rIV31uekjF9cYpCMb3y+NjVNtE/

Score

10^/10

darkcomet hacked defense_evasion discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Hacked

md5ppn.no-ip.org:5656

md5ppn.no-ip.biz:5656

md5ppn.no-ip.biz:20012

md5ppn.no-ip.org:20012

md5ppn.no-ip.org:81

md5ppn.no-ip.biz:81

Mutex

DC_MUTEX-48S18PP

Attributes

InstallPath
explorer.exe
gencode
YtE6cF00wTdB
install
true
offline_keylogger
true
persistence
true
reg_key
explorer

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:\\Windows\\system32\\YtE6cF00wTdB\\explorer.exe"	fichier.exe

Modifies security service 2 TTPs 1 IoCs

defense_evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	explorer.exe

Windows security bypass 2 TTPs 1 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	explorer.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	explorer.exe

Executes dropped EXE 2 IoCs

pid	Process
2880	fichier.exe
3056	explorer.exe

Loads dropped DLL 2 IoCs

pid	Process
2880	fichier.exe
2880	fichier.exe

Windows security modification 2 TTPs 1 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	explorer.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Windows\\system32\\YtE6cF00wTdB\\explorer.exe"	fichier.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Windows\\system32\\YtE6cF00wTdB\\explorer.exe"	explorer.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\explorer.exe	fichier.exe
File created	C:\Windows\SysWOW64\YtE6cF00wTdB\explorer.exe	fichier.exe
File opened for modification	C:\Windows\SysWOW64\YtE6cF00wTdB\explorer.exe	fichier.exe
File opened for modification	C:\Windows\SysWOW64\YtE6cF00wTdB\	fichier.exe

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	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fichier.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3056	explorer.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2880	fichier.exe
Token: SeSecurityPrivilege	2880	fichier.exe
Token: SeTakeOwnershipPrivilege	2880	fichier.exe
Token: SeLoadDriverPrivilege	2880	fichier.exe
Token: SeSystemProfilePrivilege	2880	fichier.exe
Token: SeSystemtimePrivilege	2880	fichier.exe
Token: SeProfSingleProcessPrivilege	2880	fichier.exe
Token: SeIncBasePriorityPrivilege	2880	fichier.exe
Token: SeCreatePagefilePrivilege	2880	fichier.exe
Token: SeBackupPrivilege	2880	fichier.exe
Token: SeRestorePrivilege	2880	fichier.exe
Token: SeShutdownPrivilege	2880	fichier.exe
Token: SeDebugPrivilege	2880	fichier.exe
Token: SeSystemEnvironmentPrivilege	2880	fichier.exe
Token: SeChangeNotifyPrivilege	2880	fichier.exe
Token: SeRemoteShutdownPrivilege	2880	fichier.exe
Token: SeUndockPrivilege	2880	fichier.exe
Token: SeManageVolumePrivilege	2880	fichier.exe
Token: SeImpersonatePrivilege	2880	fichier.exe
Token: SeCreateGlobalPrivilege	2880	fichier.exe
Token: 33	2880	fichier.exe
Token: 34	2880	fichier.exe
Token: 35	2880	fichier.exe
Token: SeIncreaseQuotaPrivilege	3056	explorer.exe
Token: SeSecurityPrivilege	3056	explorer.exe
Token: SeTakeOwnershipPrivilege	3056	explorer.exe
Token: SeLoadDriverPrivilege	3056	explorer.exe
Token: SeSystemProfilePrivilege	3056	explorer.exe
Token: SeSystemtimePrivilege	3056	explorer.exe
Token: SeProfSingleProcessPrivilege	3056	explorer.exe
Token: SeIncBasePriorityPrivilege	3056	explorer.exe
Token: SeCreatePagefilePrivilege	3056	explorer.exe
Token: SeBackupPrivilege	3056	explorer.exe
Token: SeRestorePrivilege	3056	explorer.exe
Token: SeShutdownPrivilege	3056	explorer.exe
Token: SeDebugPrivilege	3056	explorer.exe
Token: SeSystemEnvironmentPrivilege	3056	explorer.exe
Token: SeChangeNotifyPrivilege	3056	explorer.exe
Token: SeRemoteShutdownPrivilege	3056	explorer.exe
Token: SeUndockPrivilege	3056	explorer.exe
Token: SeManageVolumePrivilege	3056	explorer.exe
Token: SeImpersonatePrivilege	3056	explorer.exe
Token: SeCreateGlobalPrivilege	3056	explorer.exe
Token: 33	3056	explorer.exe
Token: 34	3056	explorer.exe
Token: 35	3056	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3056	explorer.exe

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 2880	1176	JaffaCakes118_1d65aa7463edc2167b396bde72f44a11.exe	29
PID 1176 wrote to memory of 2880	1176	JaffaCakes118_1d65aa7463edc2167b396bde72f44a11.exe	29
PID 1176 wrote to memory of 2880	1176	JaffaCakes118_1d65aa7463edc2167b396bde72f44a11.exe	29
PID 1176 wrote to memory of 2880	1176	JaffaCakes118_1d65aa7463edc2167b396bde72f44a11.exe	29
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 2968	2880	fichier.exe	30
PID 2880 wrote to memory of 3056	2880	fichier.exe	31
PID 2880 wrote to memory of 3056	2880	fichier.exe	31
PID 2880 wrote to memory of 3056	2880	fichier.exe	31
PID 2880 wrote to memory of 3056	2880	fichier.exe	31
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32
PID 3056 wrote to memory of 2036	3056	explorer.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d65aa7463edc2167b396bde72f44a11.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d65aa7463edc2167b396bde72f44a11.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Users\Admin\AppData\Local\Temp\fichier.exe
  "C:\Users\Admin\AppData\Local\Temp\fichier.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2968
- - C:\Windows\SysWOW64\YtE6cF00wTdB\explorer.exe
    "C:\Windows\system32\YtE6cF00wTdB\explorer.exe"
    3⤵
    - Modifies security service
    - Windows security bypass
    - Disables RegEdit via registry modification
    - Executes dropped EXE
    - Windows security modification
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3056
  - - C:\Windows\SysWOW64\notepad.exe
      notepad
      4⤵
      System Location Discovery: System Language Discovery
      PID:2036

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

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\fichier.exe

Filesize
690KB

MD5
d61f63d2b0027917fc3922dcbfd5b807

SHA1
d96e0940ac0b8fd30b7ebe8b5a2596c95123cb16

SHA256
ce4ee369617519d5847da12ace832c48d6b73b0253b0888fbd9e69062272dc03

SHA512
b6951fa94f144fb6ed8882bd984d6c3610dee7be7ee401cbfd8bd0352cfe0f491b1965cf17c39dc45c383e150ef9cc0e6f13f0d68cf4c82044840d7d6dc6e7fa

Download Submit
memory/1176-0-0x000007FEF65A3000-0x000007FEF65A4000-memory.dmp

Filesize
4KB

Download
memory/1176-1-0x0000000000C60000-0x0000000000C8C000-memory.dmp

Filesize
176KB

Download
memory/1176-2-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1176-3-0x000007FEF65A0000-0x000007FEF6F8C000-memory.dmp

Filesize
9.9MB

Download
memory/1176-11-0x000007FEF65A0000-0x000007FEF6F8C000-memory.dmp

Filesize
9.9MB

Download
memory/2036-82-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2880-12-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2880-83-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2968-34-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2968-17-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/3056-85-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3056-87-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3056-89-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads