darkcomet | 763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6

Resubmissions

05/02/2025, 07:25

250205-h9ctfsxqaj 10

05/02/2025, 06:58

250205-hrpqaswrfk 10

01/10/2022, 23:37

221001-3mmqcscbb6 10

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
05/02/2025, 07:25

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General

Target

763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Size

757KB
MD5

7b8560ae8ce17f43bddc807c78d36457
SHA1

aff2be4f4dceb4847608d6718fcdfa0958322157
SHA256

763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6
SHA512

dd670da215d25b8f9791c082b646620accc82d991cc8ed3f3a9ce384a60e113b652946fb4d0c7dab0b2d03f7c4e4539bb73b84394a3054d4460cc990accd7462
SSDEEP

12288:D9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h7nkQ:NZ1xuVVjfFoynPaVBUR8f+kN10EBtkQ

Score

10^/10

darkcomet latentbot robert defense_evasion discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Robert

127.0.0.1:1604

harryisasexybitch.zapto.org:1604

Mutex

DC_MUTEX-4A2MA06

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
BBoW3lnSTiZW
install
true
offline_keylogger
true
persistence
false
reg_key
MicroUpdate

Extracted

Family

latentbot

harryisasexybitch.zapto.org

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet
LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot
Latentbot family
latentbot

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"	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	msdcsc.exe

Executes dropped EXE 1 IoCs

pid	Process
2736	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.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\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.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 3 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	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeSecurityPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeTakeOwnershipPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeLoadDriverPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeSystemProfilePrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeSystemtimePrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeProfSingleProcessPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeIncBasePriorityPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeCreatePagefilePrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeBackupPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeRestorePrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeShutdownPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeDebugPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeSystemEnvironmentPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeChangeNotifyPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeRemoteShutdownPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeUndockPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeManageVolumePrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeImpersonatePrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeCreateGlobalPrivilege	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: 33	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: 34	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: 35	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
Token: SeIncreaseQuotaPrivilege	2736	msdcsc.exe
Token: SeSecurityPrivilege	2736	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2736	msdcsc.exe
Token: SeLoadDriverPrivilege	2736	msdcsc.exe
Token: SeSystemProfilePrivilege	2736	msdcsc.exe
Token: SeSystemtimePrivilege	2736	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2736	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2736	msdcsc.exe
Token: SeCreatePagefilePrivilege	2736	msdcsc.exe
Token: SeBackupPrivilege	2736	msdcsc.exe
Token: SeRestorePrivilege	2736	msdcsc.exe
Token: SeShutdownPrivilege	2736	msdcsc.exe
Token: SeDebugPrivilege	2736	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2736	msdcsc.exe
Token: SeChangeNotifyPrivilege	2736	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2736	msdcsc.exe
Token: SeUndockPrivilege	2736	msdcsc.exe
Token: SeManageVolumePrivilege	2736	msdcsc.exe
Token: SeImpersonatePrivilege	2736	msdcsc.exe
Token: SeCreateGlobalPrivilege	2736	msdcsc.exe
Token: 33	2736	msdcsc.exe
Token: 34	2736	msdcsc.exe
Token: 35	2736	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2736	msdcsc.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2736	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe	31
PID 2348 wrote to memory of 2736	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe	31
PID 2348 wrote to memory of 2736	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe	31
PID 2348 wrote to memory of 2736	2348	763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe	31
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32
PID 2736 wrote to memory of 2748	2736	msdcsc.exe	32

C:\Users\Admin\AppData\Local\Temp\763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe
C:\Users\Admin\AppData\Local\Temp\763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6.exe dsrm -subtree -noprompt -c user"http://+:443"
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:2348
- C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
  "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
  2⤵
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2748

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

\Users\Admin\Documents\MSDCSC\msdcsc.exe

Filesize
757KB

MD5
7b8560ae8ce17f43bddc807c78d36457

SHA1
aff2be4f4dceb4847608d6718fcdfa0958322157

SHA256
763f992e8d36d950ef166ca66f95d4d1cab1ba95419987e8a0281cbffc9257d6

SHA512
dd670da215d25b8f9791c082b646620accc82d991cc8ed3f3a9ce384a60e113b652946fb4d0c7dab0b2d03f7c4e4539bb73b84394a3054d4460cc990accd7462

Download Submit
memory/2348-0-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2348-43-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2736-11-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2736-44-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2736-45-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2736-54-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2748-13-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2748-42-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads