darkcomet | 5b01cd848be1f1a8c9a3ed3aa59508be568abeaef19b287c200fe18723783ed1

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-01-2025 00:39

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General

Target

JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Size

692KB
MD5

50e93ac55ff74b46be448f4adf103c43
SHA1

b517f5f669048508ac90bbc662b6af9066fd3ff9
SHA256

5b01cd848be1f1a8c9a3ed3aa59508be568abeaef19b287c200fe18723783ed1
SHA512

38eed2dfe534551daae8322b1b9cff1dd141564d6dd1761b934871effd6a498af8e3781bade3105e135aaedc7696c0a3c8d9bc773862d9b9536b6a30cda746a3
SSDEEP

12288:8XhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452U3:qnAw2WWeFcfbP9VPSPMTSPL/rWvzq4Jn

Score

10^/10

darkcomet guest16 defense_evasion discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

gehackt.no-ip.org:1604

gehackt.no-ip.org:3389

Mutex

DC_MUTEX-F3NGXVX

Attributes

InstallPath
MSDCSC\svchost.exe
gencode
97X125MJWil4
install
true
offline_keylogger
true
persistence
true
reg_key
MicroUpdate

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\\AppData\\Local\\Temp\\MSDCSC\\svchost.exe"	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.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
2852	attrib.exe
2532	attrib.exe

Deletes itself 1 IoCs

pid	Process
2776	notepad.exe

Executes dropped EXE 1 IoCs

pid	Process
2580	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\svchost.exe"	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\svchost.exe"	svchost.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 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_50e93ac55ff74b46be448f4adf103c43.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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2580	svchost.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeSecurityPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeTakeOwnershipPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeLoadDriverPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeSystemProfilePrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeSystemtimePrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeProfSingleProcessPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeIncBasePriorityPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeCreatePagefilePrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeBackupPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeRestorePrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeShutdownPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeDebugPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeSystemEnvironmentPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeChangeNotifyPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeRemoteShutdownPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeUndockPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeManageVolumePrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeImpersonatePrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeCreateGlobalPrivilege	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: 33	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: 34	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: 35	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
Token: SeIncreaseQuotaPrivilege	2580	svchost.exe
Token: SeSecurityPrivilege	2580	svchost.exe
Token: SeTakeOwnershipPrivilege	2580	svchost.exe
Token: SeLoadDriverPrivilege	2580	svchost.exe
Token: SeSystemProfilePrivilege	2580	svchost.exe
Token: SeSystemtimePrivilege	2580	svchost.exe
Token: SeProfSingleProcessPrivilege	2580	svchost.exe
Token: SeIncBasePriorityPrivilege	2580	svchost.exe
Token: SeCreatePagefilePrivilege	2580	svchost.exe
Token: SeBackupPrivilege	2580	svchost.exe
Token: SeRestorePrivilege	2580	svchost.exe
Token: SeShutdownPrivilege	2580	svchost.exe
Token: SeDebugPrivilege	2580	svchost.exe
Token: SeSystemEnvironmentPrivilege	2580	svchost.exe
Token: SeChangeNotifyPrivilege	2580	svchost.exe
Token: SeRemoteShutdownPrivilege	2580	svchost.exe
Token: SeUndockPrivilege	2580	svchost.exe
Token: SeManageVolumePrivilege	2580	svchost.exe
Token: SeImpersonatePrivilege	2580	svchost.exe
Token: SeCreateGlobalPrivilege	2580	svchost.exe
Token: 33	2580	svchost.exe
Token: 34	2580	svchost.exe
Token: 35	2580	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2580	svchost.exe

Suspicious use of WriteProcessMemory 61 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2748	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	30
PID 3068 wrote to memory of 2748	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	30
PID 3068 wrote to memory of 2748	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	30
PID 3068 wrote to memory of 2748	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	30
PID 3068 wrote to memory of 2764	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	31
PID 3068 wrote to memory of 2764	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	31
PID 3068 wrote to memory of 2764	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	31
PID 3068 wrote to memory of 2764	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	31
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 3068 wrote to memory of 2776	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	33
PID 2748 wrote to memory of 2532	2748	cmd.exe	35
PID 2748 wrote to memory of 2532	2748	cmd.exe	35
PID 2748 wrote to memory of 2532	2748	cmd.exe	35
PID 2748 wrote to memory of 2532	2748	cmd.exe	35
PID 2764 wrote to memory of 2852	2764	cmd.exe	36
PID 2764 wrote to memory of 2852	2764	cmd.exe	36
PID 2764 wrote to memory of 2852	2764	cmd.exe	36
PID 2764 wrote to memory of 2852	2764	cmd.exe	36
PID 3068 wrote to memory of 2580	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	37
PID 3068 wrote to memory of 2580	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	37
PID 3068 wrote to memory of 2580	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	37
PID 3068 wrote to memory of 2580	3068	JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe	37
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38
PID 2580 wrote to memory of 3008	2580	svchost.exe	38

Views/modifies file attributes 1 TTPs 2 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2852	attrib.exe
2532	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50e93ac55ff74b46be448f4adf103c43.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2532
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2852
- C:\Windows\SysWOW64\notepad.exe
  notepad
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2776
- C:\Users\Admin\AppData\Local\Temp\MSDCSC\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\MSDCSC\svchost.exe"
  2⤵
  - Executes dropped EXE
  - 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:2580
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3008

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

C:\Users\Admin\AppData\Local\Temp\MSDCSC\svchost.exe

Filesize
692KB

MD5
50e93ac55ff74b46be448f4adf103c43

SHA1
b517f5f669048508ac90bbc662b6af9066fd3ff9

SHA256
5b01cd848be1f1a8c9a3ed3aa59508be568abeaef19b287c200fe18723783ed1

SHA512
38eed2dfe534551daae8322b1b9cff1dd141564d6dd1761b934871effd6a498af8e3781bade3105e135aaedc7696c0a3c8d9bc773862d9b9536b6a30cda746a3

Download Submit
memory/2580-71-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2580-72-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2580-73-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2580-74-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2776-21-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2776-3-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/3008-69-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/3068-0-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/3068-30-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads