darkcomet | 473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93

Analysis

max time kernel
120s
max time network
52s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 23:29

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General

Target

473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Size

1.3MB
MD5

780c8b79b354fa8e28f1866c6be69d30
SHA1

d0b43d02ef6fae4bb638cc2053a69c86e5efa76e
SHA256

473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93
SHA512

ccfdd7945985966d7e5224e5b40a0bb4b1eff2d010d55d361912be82dbab0c0edbed493f9b8a4bc9c6da0763c246b9727e2f4bf2e1af23515729b25acd2d99ed
SSDEEP

24576:URmJkcoQricOIQxiZY1ianbPG48TIHm0X8zizW1EIpVP13WDc6mK:xJZoQrbTFZY1ianh8T90XFILoDcxK

Score

10^/10

darkcomet spoof discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

spoof

spoofdns.no-ip.org:1604

Mutex

DCMIN_MUTEX-0R4X7F9

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
q312Ub2N15X4
install
true
offline_keylogger
true
persistence
false
reg_key
DarkComet RAT

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\\Documents\\DCSCMIN\\IMDCSC.exe"	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe

Executes dropped EXE 3 IoCs

pid	Process
2000	IMDCSC.exe
652	IMDCSC.exe
2004	IMDCSC.exe

Loads dropped DLL 1 IoCs

pid	Process
2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0009000000015d18-31.dat	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2252 set thread context of 2752	2252	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	30
PID 2752 set thread context of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2000 set thread context of 652	2000	IMDCSC.exe	34
PID 652 set thread context of 2004	652	IMDCSC.exe	35

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	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeSecurityPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeTakeOwnershipPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeLoadDriverPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeSystemProfilePrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeSystemtimePrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeProfSingleProcessPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeIncBasePriorityPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeCreatePagefilePrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeBackupPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeRestorePrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeShutdownPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeDebugPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeSystemEnvironmentPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeChangeNotifyPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeRemoteShutdownPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeUndockPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeManageVolumePrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeImpersonatePrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeCreateGlobalPrivilege	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: 33	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: 34	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: 35	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
Token: SeIncreaseQuotaPrivilege	2004	IMDCSC.exe
Token: SeSecurityPrivilege	2004	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	2004	IMDCSC.exe
Token: SeLoadDriverPrivilege	2004	IMDCSC.exe
Token: SeSystemProfilePrivilege	2004	IMDCSC.exe
Token: SeSystemtimePrivilege	2004	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	2004	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	2004	IMDCSC.exe
Token: SeCreatePagefilePrivilege	2004	IMDCSC.exe
Token: SeBackupPrivilege	2004	IMDCSC.exe
Token: SeRestorePrivilege	2004	IMDCSC.exe
Token: SeShutdownPrivilege	2004	IMDCSC.exe
Token: SeDebugPrivilege	2004	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	2004	IMDCSC.exe
Token: SeChangeNotifyPrivilege	2004	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	2004	IMDCSC.exe
Token: SeUndockPrivilege	2004	IMDCSC.exe
Token: SeManageVolumePrivilege	2004	IMDCSC.exe
Token: SeImpersonatePrivilege	2004	IMDCSC.exe
Token: SeCreateGlobalPrivilege	2004	IMDCSC.exe
Token: 33	2004	IMDCSC.exe
Token: 34	2004	IMDCSC.exe
Token: 35	2004	IMDCSC.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
652	IMDCSC.exe
2004	IMDCSC.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2752	2252	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	30
PID 2252 wrote to memory of 2752	2252	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	30
PID 2252 wrote to memory of 2752	2252	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	30
PID 2252 wrote to memory of 2752	2252	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	30
PID 2252 wrote to memory of 2752	2252	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	30
PID 2252 wrote to memory of 2752	2252	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	30
PID 2252 wrote to memory of 2752	2252	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	30
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2752 wrote to memory of 2868	2752	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	31
PID 2868 wrote to memory of 2000	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	32
PID 2868 wrote to memory of 2000	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	32
PID 2868 wrote to memory of 2000	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	32
PID 2868 wrote to memory of 2000	2868	473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe	32
PID 2000 wrote to memory of 652	2000	IMDCSC.exe	34
PID 2000 wrote to memory of 652	2000	IMDCSC.exe	34
PID 2000 wrote to memory of 652	2000	IMDCSC.exe	34
PID 2000 wrote to memory of 652	2000	IMDCSC.exe	34
PID 2000 wrote to memory of 652	2000	IMDCSC.exe	34
PID 2000 wrote to memory of 652	2000	IMDCSC.exe	34
PID 2000 wrote to memory of 652	2000	IMDCSC.exe	34
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35
PID 652 wrote to memory of 2004	652	IMDCSC.exe	35

C:\Users\Admin\AppData\Local\Temp\473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
"C:\Users\Admin\AppData\Local\Temp\473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Users\Admin\AppData\Local\Temp\473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
  "C:\Users\Admin\AppData\Local\Temp\473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Users\Admin\AppData\Local\Temp\473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe
    "C:\Users\Admin\AppData\Local\Temp\473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93N.exe"
    3⤵
    - 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:2868
  - - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
      "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2000
    - - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
        
        "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:652
      - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
        
        "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:2004

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

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\Documents\DCSCMIN\IMDCSC.exe

Filesize
1.3MB

MD5
780c8b79b354fa8e28f1866c6be69d30

SHA1
d0b43d02ef6fae4bb638cc2053a69c86e5efa76e

SHA256
473454cec9e513f89f8408c1259b720823cabcb70aac051f8e846574aa2e1f93

SHA512
ccfdd7945985966d7e5224e5b40a0bb4b1eff2d010d55d361912be82dbab0c0edbed493f9b8a4bc9c6da0763c246b9727e2f4bf2e1af23515729b25acd2d99ed

Download Submit
memory/652-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/652-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/652-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2004-65-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2004-63-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2004-62-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2004-61-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2004-60-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2004-64-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2004-59-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2004-66-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2004-67-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2752-12-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-14-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2752-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2868-24-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2868-19-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2868-20-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2868-23-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2868-34-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2868-25-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads