darkcomet | 34920711b11dfc1e8a9b3cfc40cf8ffbb91b139d60823401165343cb35614016

Analysis

max time kernel
300s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
14-12-2024 20:10

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General

Target

Zeus.exe
Size

673KB
MD5

e162593184c10a4b93feed411a613d41
SHA1

9579c418e1bb687bdff0022a5cd7be3f3a2340e8
SHA256

34920711b11dfc1e8a9b3cfc40cf8ffbb91b139d60823401165343cb35614016
SHA512

2817c7f6cf9d49e04c435bcb67640889b179378701be774f995d6e9cf438c913b5854f5d7006f09a7b29432b5d1a2f737701e552bfa712960b61e44a8f9a5b75
SSDEEP

12288:m9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hWvT:CZ1xuVVjfFoynPaVBUR8f+kN10EBEvT

Score

10^/10

darkcomet ýndiren discovery evasion persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Ýndiren

127.0.0.1:1604

Mutex

DC_MUTEX-A5N8RE3

Attributes

InstallPath
Windows gezgini\explorer.exe
gencode
AiHvCRNYn7du
install
true
offline_keylogger
true
persistence
true
reg_key
System

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\\Windows gezgini\\explorer.exe"	Zeus.exe

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
2388	attrib.exe
2132	attrib.exe

Executes dropped EXE 1 IoCs

pid	Process
2764	explorer.exe

Loads dropped DLL 2 IoCs

pid	Process
2252	Zeus.exe
2252	Zeus.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\system32\\Windows gezgini\\explorer.exe"	Zeus.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\system32\\Windows gezgini\\explorer.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\system32\\Windows gezgini\\explorer.exe"	iexplore.exe

Drops file in System32 directory 3 IoCs

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2764 set thread context of 2740	2764	explorer.exe	38

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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2252	Zeus.exe
Token: SeSecurityPrivilege	2252	Zeus.exe
Token: SeTakeOwnershipPrivilege	2252	Zeus.exe
Token: SeLoadDriverPrivilege	2252	Zeus.exe
Token: SeSystemProfilePrivilege	2252	Zeus.exe
Token: SeSystemtimePrivilege	2252	Zeus.exe
Token: SeProfSingleProcessPrivilege	2252	Zeus.exe
Token: SeIncBasePriorityPrivilege	2252	Zeus.exe
Token: SeCreatePagefilePrivilege	2252	Zeus.exe
Token: SeBackupPrivilege	2252	Zeus.exe
Token: SeRestorePrivilege	2252	Zeus.exe
Token: SeShutdownPrivilege	2252	Zeus.exe
Token: SeDebugPrivilege	2252	Zeus.exe
Token: SeSystemEnvironmentPrivilege	2252	Zeus.exe
Token: SeChangeNotifyPrivilege	2252	Zeus.exe
Token: SeRemoteShutdownPrivilege	2252	Zeus.exe
Token: SeUndockPrivilege	2252	Zeus.exe
Token: SeManageVolumePrivilege	2252	Zeus.exe
Token: SeImpersonatePrivilege	2252	Zeus.exe
Token: SeCreateGlobalPrivilege	2252	Zeus.exe
Token: 33	2252	Zeus.exe
Token: 34	2252	Zeus.exe
Token: 35	2252	Zeus.exe
Token: SeIncreaseQuotaPrivilege	2764	explorer.exe
Token: SeSecurityPrivilege	2764	explorer.exe
Token: SeTakeOwnershipPrivilege	2764	explorer.exe
Token: SeLoadDriverPrivilege	2764	explorer.exe
Token: SeSystemProfilePrivilege	2764	explorer.exe
Token: SeSystemtimePrivilege	2764	explorer.exe
Token: SeProfSingleProcessPrivilege	2764	explorer.exe
Token: SeIncBasePriorityPrivilege	2764	explorer.exe
Token: SeCreatePagefilePrivilege	2764	explorer.exe
Token: SeBackupPrivilege	2764	explorer.exe
Token: SeRestorePrivilege	2764	explorer.exe
Token: SeShutdownPrivilege	2764	explorer.exe
Token: SeDebugPrivilege	2764	explorer.exe
Token: SeSystemEnvironmentPrivilege	2764	explorer.exe
Token: SeChangeNotifyPrivilege	2764	explorer.exe
Token: SeRemoteShutdownPrivilege	2764	explorer.exe
Token: SeUndockPrivilege	2764	explorer.exe
Token: SeManageVolumePrivilege	2764	explorer.exe
Token: SeImpersonatePrivilege	2764	explorer.exe
Token: SeCreateGlobalPrivilege	2764	explorer.exe
Token: 33	2764	explorer.exe
Token: 34	2764	explorer.exe
Token: 35	2764	explorer.exe
Token: SeIncreaseQuotaPrivilege	2740	iexplore.exe
Token: SeSecurityPrivilege	2740	iexplore.exe
Token: SeTakeOwnershipPrivilege	2740	iexplore.exe
Token: SeLoadDriverPrivilege	2740	iexplore.exe
Token: SeSystemProfilePrivilege	2740	iexplore.exe
Token: SeSystemtimePrivilege	2740	iexplore.exe
Token: SeProfSingleProcessPrivilege	2740	iexplore.exe
Token: SeIncBasePriorityPrivilege	2740	iexplore.exe
Token: SeCreatePagefilePrivilege	2740	iexplore.exe
Token: SeBackupPrivilege	2740	iexplore.exe
Token: SeRestorePrivilege	2740	iexplore.exe
Token: SeShutdownPrivilege	2740	iexplore.exe
Token: SeDebugPrivilege	2740	iexplore.exe
Token: SeSystemEnvironmentPrivilege	2740	iexplore.exe
Token: SeChangeNotifyPrivilege	2740	iexplore.exe
Token: SeRemoteShutdownPrivilege	2740	iexplore.exe
Token: SeUndockPrivilege	2740	iexplore.exe
Token: SeManageVolumePrivilege	2740	iexplore.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2740	iexplore.exe

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2892	2252	Zeus.exe	31
PID 2252 wrote to memory of 2892	2252	Zeus.exe	31
PID 2252 wrote to memory of 2892	2252	Zeus.exe	31
PID 2252 wrote to memory of 2892	2252	Zeus.exe	31
PID 2252 wrote to memory of 2860	2252	Zeus.exe	32
PID 2252 wrote to memory of 2860	2252	Zeus.exe	32
PID 2252 wrote to memory of 2860	2252	Zeus.exe	32
PID 2252 wrote to memory of 2860	2252	Zeus.exe	32
PID 2860 wrote to memory of 2388	2860	cmd.exe	35
PID 2860 wrote to memory of 2388	2860	cmd.exe	35
PID 2860 wrote to memory of 2388	2860	cmd.exe	35
PID 2860 wrote to memory of 2388	2860	cmd.exe	35
PID 2892 wrote to memory of 2132	2892	cmd.exe	36
PID 2892 wrote to memory of 2132	2892	cmd.exe	36
PID 2892 wrote to memory of 2132	2892	cmd.exe	36
PID 2892 wrote to memory of 2132	2892	cmd.exe	36
PID 2252 wrote to memory of 2764	2252	Zeus.exe	37
PID 2252 wrote to memory of 2764	2252	Zeus.exe	37
PID 2252 wrote to memory of 2764	2252	Zeus.exe	37
PID 2252 wrote to memory of 2764	2252	Zeus.exe	37
PID 2764 wrote to memory of 2740	2764	explorer.exe	38
PID 2764 wrote to memory of 2740	2764	explorer.exe	38
PID 2764 wrote to memory of 2740	2764	explorer.exe	38
PID 2764 wrote to memory of 2740	2764	explorer.exe	38
PID 2764 wrote to memory of 2740	2764	explorer.exe	38
PID 2764 wrote to memory of 2740	2764	explorer.exe	38
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39
PID 2740 wrote to memory of 2716	2740	iexplore.exe	39

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2388	attrib.exe
2132	attrib.exe

C:\Users\Admin\AppData\Local\Temp\Zeus.exe
"C:\Users\Admin\AppData\Local\Temp\Zeus.exe"
1⤵
- Modifies WinLogon for persistence
- 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:2252
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\Zeus.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\Zeus.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2132
- 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:2860
- - 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:2388
- C:\Windows\SysWOW64\Windows gezgini\explorer.exe
  "C:\Windows\system32\Windows gezgini\explorer.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2740
  - - C:\Windows\SysWOW64\notepad.exe
      notepad
      4⤵
      System Location Discovery: System Language Discovery
      PID:2716

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

\Windows\SysWOW64\Windows gezgini\explorer.exe

Filesize
673KB

MD5
e162593184c10a4b93feed411a613d41

SHA1
9579c418e1bb687bdff0022a5cd7be3f3a2340e8

SHA256
34920711b11dfc1e8a9b3cfc40cf8ffbb91b139d60823401165343cb35614016

SHA512
2817c7f6cf9d49e04c435bcb67640889b179378701be774f995d6e9cf438c913b5854f5d7006f09a7b29432b5d1a2f737701e552bfa712960b61e44a8f9a5b75

Download Submit
memory/2252-0-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2252-53-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2716-14-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2716-52-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2740-12-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2764-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads