darkcomet | 3c150414bce2210ee2faa74e838a249aa91afbe6cff16b22341ed95e1c1a32ca

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/02/2025, 04:18

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General

Target

JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Size

1.6MB
MD5

3188c375b80e8fc346df4d1e9ef6e234
SHA1

044e019125e62119268dde432093ab20059d6d23
SHA256

3c150414bce2210ee2faa74e838a249aa91afbe6cff16b22341ed95e1c1a32ca
SHA512

1e2c7bb1e71102d7791e28744c7884aef4008693fdc3809a29fc608ac40140073fdc66570eee82cf660ed3f9d5ee8e934124cb3d4e32817d8c4d45685ab9ef1b
SSDEEP

24576:Yqa3oaRq+QWdk7Bvt34TWv9b/FjRrKosLKBsA7rsPvftDwd48S5d6YAtGA3wUqnD:9b9jxKoOKGAenpTetTuAr8

Score

10^/10

darkcomet guest16 defense_evasion discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

sever21.no-ip.org:860

Mutex

DC_MUTEX-AMPNZA1

Attributes

gencode
k0bXCRriWkXf
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\\k0bXCRriWkXf\\"	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.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
2264	attrib.exe
2760	attrib.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Windows\\system32\\k0bXCRriWkXf\\"	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
File created	C:\Windows\SysWOW64\k0bXCRriWkXf\	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
File opened for modification	C:\Windows\SysWOW64\k0bXCRriWkXf\	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2380 set thread context of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30

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_3188c375b80e8fc346df4d1e9ef6e234.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeSecurityPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeTakeOwnershipPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeLoadDriverPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeSystemProfilePrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeSystemtimePrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeProfSingleProcessPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeIncBasePriorityPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeCreatePagefilePrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeBackupPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeRestorePrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeShutdownPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeDebugPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeSystemEnvironmentPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeChangeNotifyPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeRemoteShutdownPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeUndockPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeManageVolumePrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeImpersonatePrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: SeCreateGlobalPrivilege	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: 33	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: 34	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
Token: 35	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2380 wrote to memory of 2368	2380	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	30
PID 2368 wrote to memory of 2540	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	31
PID 2368 wrote to memory of 2540	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	31
PID 2368 wrote to memory of 2540	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	31
PID 2368 wrote to memory of 2540	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	31
PID 2368 wrote to memory of 2844	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	32
PID 2368 wrote to memory of 2844	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	32
PID 2368 wrote to memory of 2844	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	32
PID 2368 wrote to memory of 2844	2368	JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe	32
PID 2540 wrote to memory of 2264	2540	cmd.exe	36
PID 2540 wrote to memory of 2264	2540	cmd.exe	36
PID 2540 wrote to memory of 2264	2540	cmd.exe	36
PID 2540 wrote to memory of 2264	2540	cmd.exe	36
PID 2844 wrote to memory of 2760	2844	cmd.exe	35
PID 2844 wrote to memory of 2760	2844	cmd.exe	35
PID 2844 wrote to memory of 2760	2844	cmd.exe	35
PID 2844 wrote to memory of 2760	2844	cmd.exe	35

Views/modifies file attributes 1 TTPs 2 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2264	attrib.exe
2760	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2368
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2540
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3188c375b80e8fc346df4d1e9ef6e234.exe" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2264
- - 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:2844
  - - 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:2760

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

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

memory/2368-2-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-4-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-6-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-9-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2368-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads