darkcomet | aa404e84e265ecd58d1582acb9fc83ae27c7b48f34cc025516f5c4eb2b73bbc7

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/10/2024, 17:22

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General

Target

636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe
Size

1000KB
MD5

636c05fe4480eec1229bb70a8e1bd012
SHA1

bf2642826097c5126636a2d79d7ea91d974ae471
SHA256

aa404e84e265ecd58d1582acb9fc83ae27c7b48f34cc025516f5c4eb2b73bbc7
SHA512

914e1d7c9ccef88f0a1e1daa2417c6871ce864614516e2987103b9be854c5fd02230f9e434bd07d8d3cc1a9b08ddf7d2931303f7f2b95b588417970567e24b4e
SSDEEP

24576:iorQ9H/Z5GfbyFkWjcpV2hkwmtjg9gjFqX+6:ioreHh5GTyFxjc6F0gOgX

Score

10^/10

darkcomet k4ckn00bs discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

K4ckN00bS

dasistmeineip.no-ip.org:51337

Mutex

DC_MUTEX-T56KLC5

Attributes

InstallPath
WinRAR\WinRAR.exe
gencode
4QV2T2zsWP4q
install
true
offline_keylogger
false
persistence
false
reg_key
WinRAR

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\\AppData\\Roaming\\WinRAR\\WinRAR.exe"	LOKL.EXE

Executes dropped EXE 4 IoCs

pid	Process
2920	LOKL.EXE
2364	LOKL.EXE
2680	WinRAR.exe
2264	WinRAR.exe

Loads dropped DLL 5 IoCs

pid	Process
2776	636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe
2776	636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe
2920	LOKL.EXE
2364	LOKL.EXE
2364	LOKL.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\WinRAR = "C:\\Users\\Admin\\AppData\\Roaming\\WinRAR\\WinRAR.exe"	LOKL.EXE

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2920 set thread context of 2364	2920	LOKL.EXE	31
PID 2680 set thread context of 2264	2680	WinRAR.exe	33

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 5 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	636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LOKL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LOKL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinRAR.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinRAR.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2364	LOKL.EXE
Token: SeSecurityPrivilege	2364	LOKL.EXE
Token: SeTakeOwnershipPrivilege	2364	LOKL.EXE
Token: SeLoadDriverPrivilege	2364	LOKL.EXE
Token: SeSystemProfilePrivilege	2364	LOKL.EXE
Token: SeSystemtimePrivilege	2364	LOKL.EXE
Token: SeProfSingleProcessPrivilege	2364	LOKL.EXE
Token: SeIncBasePriorityPrivilege	2364	LOKL.EXE
Token: SeCreatePagefilePrivilege	2364	LOKL.EXE
Token: SeBackupPrivilege	2364	LOKL.EXE
Token: SeRestorePrivilege	2364	LOKL.EXE
Token: SeShutdownPrivilege	2364	LOKL.EXE
Token: SeDebugPrivilege	2364	LOKL.EXE
Token: SeSystemEnvironmentPrivilege	2364	LOKL.EXE
Token: SeChangeNotifyPrivilege	2364	LOKL.EXE
Token: SeRemoteShutdownPrivilege	2364	LOKL.EXE
Token: SeUndockPrivilege	2364	LOKL.EXE
Token: SeManageVolumePrivilege	2364	LOKL.EXE
Token: SeImpersonatePrivilege	2364	LOKL.EXE
Token: SeCreateGlobalPrivilege	2364	LOKL.EXE
Token: 33	2364	LOKL.EXE
Token: 34	2364	LOKL.EXE
Token: 35	2364	LOKL.EXE
Token: SeIncreaseQuotaPrivilege	2264	WinRAR.exe
Token: SeSecurityPrivilege	2264	WinRAR.exe
Token: SeTakeOwnershipPrivilege	2264	WinRAR.exe
Token: SeLoadDriverPrivilege	2264	WinRAR.exe
Token: SeSystemProfilePrivilege	2264	WinRAR.exe
Token: SeSystemtimePrivilege	2264	WinRAR.exe
Token: SeProfSingleProcessPrivilege	2264	WinRAR.exe
Token: SeIncBasePriorityPrivilege	2264	WinRAR.exe
Token: SeCreatePagefilePrivilege	2264	WinRAR.exe
Token: SeBackupPrivilege	2264	WinRAR.exe
Token: SeRestorePrivilege	2264	WinRAR.exe
Token: SeShutdownPrivilege	2264	WinRAR.exe
Token: SeDebugPrivilege	2264	WinRAR.exe
Token: SeSystemEnvironmentPrivilege	2264	WinRAR.exe
Token: SeChangeNotifyPrivilege	2264	WinRAR.exe
Token: SeRemoteShutdownPrivilege	2264	WinRAR.exe
Token: SeUndockPrivilege	2264	WinRAR.exe
Token: SeManageVolumePrivilege	2264	WinRAR.exe
Token: SeImpersonatePrivilege	2264	WinRAR.exe
Token: SeCreateGlobalPrivilege	2264	WinRAR.exe
Token: 33	2264	WinRAR.exe
Token: 34	2264	WinRAR.exe
Token: 35	2264	WinRAR.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 2920	2776	636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe	30
PID 2776 wrote to memory of 2920	2776	636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe	30
PID 2776 wrote to memory of 2920	2776	636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe	30
PID 2776 wrote to memory of 2920	2776	636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe	30
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2920 wrote to memory of 2364	2920	LOKL.EXE	31
PID 2364 wrote to memory of 2680	2364	LOKL.EXE	32
PID 2364 wrote to memory of 2680	2364	LOKL.EXE	32
PID 2364 wrote to memory of 2680	2364	LOKL.EXE	32
PID 2364 wrote to memory of 2680	2364	LOKL.EXE	32
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33
PID 2680 wrote to memory of 2264	2680	WinRAR.exe	33

C:\Users\Admin\AppData\Local\Temp\636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\636c05fe4480eec1229bb70a8e1bd012_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Users\Admin\AppData\Local\Temp\LOKL.EXE
  "C:\Users\Admin\AppData\Local\Temp\LOKL.EXE"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2920
- - C:\Users\Admin\AppData\Local\Temp\LOKL.EXE
    "C:\Users\Admin\AppData\Local\Temp\LOKL.EXE"
    3⤵
    - Modifies WinLogon for persistence
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2364
  - - C:\Users\Admin\AppData\Roaming\WinRAR\WinRAR.exe
      "C:\Users\Admin\AppData\Roaming\WinRAR\WinRAR.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2680
    - - C:\Users\Admin\AppData\Roaming\WinRAR\WinRAR.exe
        
        "C:\Users\Admin\AppData\Roaming\WinRAR\WinRAR.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:2264

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\AppData\Local\Temp\LOKL.EXE

Filesize
684KB

MD5
45b35b4a1d3614d393ec28b49a1c1a31

SHA1
d4b489c0ff5156e771ab0d60f0cc1e8b35f63806

SHA256
e4b84c18501dd70a73b658dd05fd69258163ff8b4f7935b5f2575890576f536e

SHA512
ba3efac4992ed748c10202ef9a847918ea084662afb6aeae4c909fd99b2705d839ee62dfa0125d332a282943293870bce11f759c455b4709fd7b446ce3a2c7fa

Download Submit
memory/2264-75-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-69-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-76-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-62-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-74-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-73-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-77-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-71-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-72-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-70-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-78-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-68-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-67-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-66-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2264-65-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-63-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2364-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2364-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2680-59-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2920-24-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads