darkcomet | 5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190

Analysis

max time kernel
141s
max time network
141s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 23:52

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General

Target

JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Size

658KB
MD5

76d4c9d90b0f5da4c1e73f9557f5573e
SHA1

eb547eb3df5d009b831eb46dafbc8950fa24e053
SHA256

5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190
SHA512

23f35541e9f08cee407f76af5ae590c3bcbc8f871aec1a840ef71d01eefc5b5ef719cc6caf28aae5cd8f8a41474797346b145137503368555dbc9e64c470cffd
SSDEEP

12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h+:+Z1xuVVjfFoynPaVBUR8f+kN10EBs

Score

10^/10

darkcomet asdasd discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

asdasd

5.tcp.eu.ngrok.io:19986

Mutex

DCMIN_MUTEX-8MP084D

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
vLG41lV8PwUB
install
true
offline_keylogger
true
persistence
false
reg_key
Steam

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\\AppData\\Local\\Temp\\DCSCMIN\\IMDCSC.exe"	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe

Executes dropped EXE 1 IoCs

pid	Process
2828	IMDCSC.exe

Loads dropped DLL 2 IoCs

pid	Process
2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Steam = "C:\\Users\\Admin\\AppData\\Local\\Temp\\DCSCMIN\\IMDCSC.exe"	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs

Web Service

T1102

flow	ioc
2	5.tcp.eu.ngrok.io
4	5.tcp.eu.ngrok.io
9	5.tcp.eu.ngrok.io
14	5.tcp.eu.ngrok.io

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_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeSecurityPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeTakeOwnershipPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeLoadDriverPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeSystemProfilePrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeSystemtimePrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeProfSingleProcessPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeIncBasePriorityPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeCreatePagefilePrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeBackupPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeRestorePrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeShutdownPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeDebugPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeSystemEnvironmentPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeChangeNotifyPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeRemoteShutdownPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeUndockPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeManageVolumePrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeImpersonatePrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeCreateGlobalPrivilege	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: 33	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: 34	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: 35	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
Token: SeIncreaseQuotaPrivilege	2828	IMDCSC.exe
Token: SeSecurityPrivilege	2828	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	2828	IMDCSC.exe
Token: SeLoadDriverPrivilege	2828	IMDCSC.exe
Token: SeSystemProfilePrivilege	2828	IMDCSC.exe
Token: SeSystemtimePrivilege	2828	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	2828	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	2828	IMDCSC.exe
Token: SeCreatePagefilePrivilege	2828	IMDCSC.exe
Token: SeBackupPrivilege	2828	IMDCSC.exe
Token: SeRestorePrivilege	2828	IMDCSC.exe
Token: SeShutdownPrivilege	2828	IMDCSC.exe
Token: SeDebugPrivilege	2828	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	2828	IMDCSC.exe
Token: SeChangeNotifyPrivilege	2828	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	2828	IMDCSC.exe
Token: SeUndockPrivilege	2828	IMDCSC.exe
Token: SeManageVolumePrivilege	2828	IMDCSC.exe
Token: SeImpersonatePrivilege	2828	IMDCSC.exe
Token: SeCreateGlobalPrivilege	2828	IMDCSC.exe
Token: 33	2828	IMDCSC.exe
Token: 34	2828	IMDCSC.exe
Token: 35	2828	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2828	IMDCSC.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 2828	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe	30
PID 2200 wrote to memory of 2828	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe	30
PID 2200 wrote to memory of 2828	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe	30
PID 2200 wrote to memory of 2828	2200	JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190.exe"
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:2200
- C:\Users\Admin\AppData\Local\Temp\DCSCMIN\IMDCSC.exe
  "C:\Users\Admin\AppData\Local\Temp\DCSCMIN\IMDCSC.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2828

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

Web Service

T1102

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\DCSCMIN\IMDCSC.exe

Filesize
658KB

MD5
76d4c9d90b0f5da4c1e73f9557f5573e

SHA1
eb547eb3df5d009b831eb46dafbc8950fa24e053

SHA256
5fd6f993536d8122c4589412255cd9fd4e8a08ac51cace2675f5babf04743190

SHA512
23f35541e9f08cee407f76af5ae590c3bcbc8f871aec1a840ef71d01eefc5b5ef719cc6caf28aae5cd8f8a41474797346b145137503368555dbc9e64c470cffd

Download Submit
memory/2200-0-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2200-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-10-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2828-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2828-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads