darkcomet | ae6e952450c6e35bfd8f822b5b2b25dc87c90a6b042a597d3f5947b0e7935d56

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 13:36

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General

Target

JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Size

658KB
MD5

6d0073f6687511c35e8d39f3e8131756
SHA1

7e42f148dc800d89e58405e269270c21f055b6d9
SHA256

ae6e952450c6e35bfd8f822b5b2b25dc87c90a6b042a597d3f5947b0e7935d56
SHA512

c4a58b67cae2c64307e77627ca303d3e39ef453d9c1a49d52c1dc111c65bd82495c7ae64ca27373848d29971cc20ac27de8f4daa543c1a5bc9f4da3a810d3147
SSDEEP

12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hq:+Z1xuVVjfFoynPaVBUR8f+kN10EBM

Score

10^/10

darkcomet victim discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Victim

tralalalalala.no-ip.biz:52270

Mutex

DCMIN_MUTEX-KGWGF07

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
0bwYxtYBJ6BM
install
true
offline_keylogger
true
persistence
false
reg_key
tr

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\\DCSCMIN\\IMDCSC.exe"	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe

Executes dropped EXE 1 IoCs

pid	Process
1404	IMDCSC.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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tr = "C:\\Windows\\system32\\DCSCMIN\\IMDCSC.exe"	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DCSCMIN\IMDCSC.exe	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
File opened for modification	C:\Windows\SysWOW64\DCSCMIN\IMDCSC.exe	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.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 2 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_6d0073f6687511c35e8d39f3e8131756.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeSecurityPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeTakeOwnershipPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeLoadDriverPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeSystemProfilePrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeSystemtimePrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeProfSingleProcessPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeIncBasePriorityPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeCreatePagefilePrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeBackupPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeRestorePrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeShutdownPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeDebugPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeSystemEnvironmentPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeChangeNotifyPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeRemoteShutdownPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeUndockPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeManageVolumePrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeImpersonatePrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeCreateGlobalPrivilege	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: 33	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: 34	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: 35	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: 36	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
Token: SeIncreaseQuotaPrivilege	1404	IMDCSC.exe
Token: SeSecurityPrivilege	1404	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	1404	IMDCSC.exe
Token: SeLoadDriverPrivilege	1404	IMDCSC.exe
Token: SeSystemProfilePrivilege	1404	IMDCSC.exe
Token: SeSystemtimePrivilege	1404	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	1404	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	1404	IMDCSC.exe
Token: SeCreatePagefilePrivilege	1404	IMDCSC.exe
Token: SeBackupPrivilege	1404	IMDCSC.exe
Token: SeRestorePrivilege	1404	IMDCSC.exe
Token: SeShutdownPrivilege	1404	IMDCSC.exe
Token: SeDebugPrivilege	1404	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	1404	IMDCSC.exe
Token: SeChangeNotifyPrivilege	1404	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	1404	IMDCSC.exe
Token: SeUndockPrivilege	1404	IMDCSC.exe
Token: SeManageVolumePrivilege	1404	IMDCSC.exe
Token: SeImpersonatePrivilege	1404	IMDCSC.exe
Token: SeCreateGlobalPrivilege	1404	IMDCSC.exe
Token: 33	1404	IMDCSC.exe
Token: 34	1404	IMDCSC.exe
Token: 35	1404	IMDCSC.exe
Token: 36	1404	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1404	IMDCSC.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4736 wrote to memory of 1404	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe	83
PID 4736 wrote to memory of 1404	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe	83
PID 4736 wrote to memory of 1404	4736	JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d0073f6687511c35e8d39f3e8131756.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- 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:4736
- C:\Windows\SysWOW64\DCSCMIN\IMDCSC.exe
  "C:\Windows\system32\DCSCMIN\IMDCSC.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1404

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

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:\Windows\SysWOW64\DCSCMIN\IMDCSC.exe

Filesize
658KB

MD5
6d0073f6687511c35e8d39f3e8131756

SHA1
7e42f148dc800d89e58405e269270c21f055b6d9

SHA256
ae6e952450c6e35bfd8f822b5b2b25dc87c90a6b042a597d3f5947b0e7935d56

SHA512
c4a58b67cae2c64307e77627ca303d3e39ef453d9c1a49d52c1dc111c65bd82495c7ae64ca27373848d29971cc20ac27de8f4daa543c1a5bc9f4da3a810d3147

Download Submit
memory/1404-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-12-0x0000000002180000-0x0000000002181000-memory.dmp

Filesize
4KB

Download
memory/1404-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1404-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4736-0-0x0000000002280000-0x0000000002281000-memory.dmp

Filesize
4KB

Download
memory/4736-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads