darkcomet | b86d368a102ce764870b2cf2197e48496d91a94e4ab59bc61eecf92d9edba3bf

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 13:49

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General

Target

MW3 Prestige Hack 2012.exe
Size

1.3MB
MD5

a30160656f3d8b9db8eb21310b2e5009
SHA1

ac74646751f8dbc7bcccac8860e759471e2212c7
SHA256

78cd2433efcd65d483ea4f7fc78557998832ff2048eaee73ed7e9f4744ae9510
SHA512

80c81d2048371396629891fb4795f977e6122622b66dbe44f0120e298a1b8a8bf47899a8d35384d8fd21355cc9750751100db8b73c934eb0fc1a98d3f344b24c
SSDEEP

24576:HhqGVu34oC7sgH2O2Vi5mF3jByDk9n3U6nClYtV7qMcJvv66z35vz17Dh4MA9d:HhqkpWBgk9Dn0YfqMcJH66L5BPhy

Score

10^/10

darkcomet darkcomet discovery evasion persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

DarkComet

armedpickler1235.no-ip.biz:200

Mutex

DC_MUTEX-4D3WYFP

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
m7kUMvwZgV2P
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

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\\msdcsc.exe"	vbc.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
1320	attrib.exe
5088	attrib.exe

Executes dropped EXE 1 IoCs

pid	Process
996	msdcsc.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	vbc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4068 set thread context of 4164	4068	MW3 Prestige Hack 2012.exe	82

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Microsoft.NET\Framework\v2.0.50727	attrib.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe	attrib.exe

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	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	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MW3 Prestige Hack 2012.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Modifies registry class 1 IoCs

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

Suspicious use of AdjustPrivilegeToken 28 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4164	vbc.exe
Token: SeSecurityPrivilege	4164	vbc.exe
Token: SeTakeOwnershipPrivilege	4164	vbc.exe
Token: SeLoadDriverPrivilege	4164	vbc.exe
Token: SeSystemProfilePrivilege	4164	vbc.exe
Token: SeSystemtimePrivilege	4164	vbc.exe
Token: SeProfSingleProcessPrivilege	4164	vbc.exe
Token: SeIncBasePriorityPrivilege	4164	vbc.exe
Token: SeCreatePagefilePrivilege	4164	vbc.exe
Token: SeBackupPrivilege	4164	vbc.exe
Token: SeRestorePrivilege	4164	vbc.exe
Token: SeRestorePrivilege	452	dw20.exe
Token: SeBackupPrivilege	452	dw20.exe
Token: SeShutdownPrivilege	4164	vbc.exe
Token: SeDebugPrivilege	4164	vbc.exe
Token: SeSystemEnvironmentPrivilege	4164	vbc.exe
Token: SeChangeNotifyPrivilege	4164	vbc.exe
Token: SeRemoteShutdownPrivilege	4164	vbc.exe
Token: SeUndockPrivilege	4164	vbc.exe
Token: SeManageVolumePrivilege	4164	vbc.exe
Token: SeImpersonatePrivilege	4164	vbc.exe
Token: SeCreateGlobalPrivilege	4164	vbc.exe
Token: 33	4164	vbc.exe
Token: 34	4164	vbc.exe
Token: 35	4164	vbc.exe
Token: 36	4164	vbc.exe
Token: SeBackupPrivilege	452	dw20.exe
Token: SeBackupPrivilege	452	dw20.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 4164	4068	MW3 Prestige Hack 2012.exe	82
PID 4068 wrote to memory of 452	4068	MW3 Prestige Hack 2012.exe	83
PID 4068 wrote to memory of 452	4068	MW3 Prestige Hack 2012.exe	83
PID 4068 wrote to memory of 452	4068	MW3 Prestige Hack 2012.exe	83
PID 4164 wrote to memory of 5072	4164	vbc.exe	84
PID 4164 wrote to memory of 5072	4164	vbc.exe	84
PID 4164 wrote to memory of 5072	4164	vbc.exe	84
PID 4164 wrote to memory of 3148	4164	vbc.exe	87
PID 4164 wrote to memory of 3148	4164	vbc.exe	87
PID 4164 wrote to memory of 3148	4164	vbc.exe	87
PID 5072 wrote to memory of 1320	5072	cmd.exe	89
PID 5072 wrote to memory of 1320	5072	cmd.exe	89
PID 5072 wrote to memory of 1320	5072	cmd.exe	89
PID 3148 wrote to memory of 5088	3148	cmd.exe	90
PID 3148 wrote to memory of 5088	3148	cmd.exe	90
PID 3148 wrote to memory of 5088	3148	cmd.exe	90
PID 4164 wrote to memory of 996	4164	vbc.exe	91
PID 4164 wrote to memory of 996	4164	vbc.exe	91
PID 4164 wrote to memory of 996	4164	vbc.exe	91

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1320	attrib.exe
5088	attrib.exe

C:\Users\Admin\AppData\Local\Temp\MW3 Prestige Hack 2012.exe
"C:\Users\Admin\AppData\Local\Temp\MW3 Prestige Hack 2012.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4068
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4164
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5072
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" +s +h
      4⤵
      Sets file to hidden
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:1320
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3148
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727" +s +h
      4⤵
      Sets file to hidden
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:5088
- - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:996
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 1140
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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\Documents\MSDCSC\msdcsc.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/4068-12-0x0000000001100000-0x0000000001110000-memory.dmp

Filesize
64KB

Download
memory/4068-2-0x0000000074660000-0x0000000074C11000-memory.dmp

Filesize
5.7MB

Download
memory/4068-6-0x0000000074660000-0x0000000074C11000-memory.dmp

Filesize
5.7MB

Download
memory/4068-0-0x0000000074662000-0x0000000074663000-memory.dmp

Filesize
4KB

Download
memory/4068-1-0x0000000074660000-0x0000000074C11000-memory.dmp

Filesize
5.7MB

Download
memory/4068-67-0x0000000074660000-0x0000000074C11000-memory.dmp

Filesize
5.7MB

Download
memory/4164-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4164-4-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4164-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4164-7-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4164-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4164-78-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads