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Overview

overview

10

Static

static

10

b49bf9fb34...df.exe

windows7-x64

10

b49bf9fb34...df.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 00:09

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General

  • Target

    b49bf9fb3415d3755afa3a8cd71434ffcb47ecd09e33648b53879b3c6008e8df.exe

  • Size

    690KB

  • MD5

    3c5d2b983954dda34a20869edd0ab20e

  • SHA1

    0ae98b776b37d6c26317afaa13b0b59f4342a0fe

  • SHA256

    b49bf9fb3415d3755afa3a8cd71434ffcb47ecd09e33648b53879b3c6008e8df

  • SHA512

    50b9af5fc454d4b4d1d3096a64e0121bfc555a49cc8a9d7516f2473f7584ef0d5e64e90f5842e34b4a3e2bdc7647883b31272d90c3d3a5bc64c2211a613342d6

  • SSDEEP

    12288:V9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hoJ:fZ1xuVVjfFoynPaVBUR8f+kN10EB6

Score
10/10
darkcometbruhpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Bruh

C2

midnight8045.duckydns.org:5050

Mutex

DCMIN_MUTEX-AUKNFFR

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    HQTfAYDL9u0p

  • 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.

    trojanratdarkcomet
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b49bf9fb3415d3755afa3a8cd71434ffcb47ecd09e33648b53879b3c6008e8df.exe
    "C:\Users\Admin\AppData\Local\Temp\b49bf9fb3415d3755afa3a8cd71434ffcb47ecd09e33648b53879b3c6008e8df.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
      "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:844

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
    Filesize

    690KB

    MD5

    3c5d2b983954dda34a20869edd0ab20e

    SHA1

    0ae98b776b37d6c26317afaa13b0b59f4342a0fe

    SHA256

    b49bf9fb3415d3755afa3a8cd71434ffcb47ecd09e33648b53879b3c6008e8df

    SHA512

    50b9af5fc454d4b4d1d3096a64e0121bfc555a49cc8a9d7516f2473f7584ef0d5e64e90f5842e34b4a3e2bdc7647883b31272d90c3d3a5bc64c2211a613342d6

    Download Submit

  • C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
    Filesize

    690KB

    MD5

    3c5d2b983954dda34a20869edd0ab20e

    SHA1

    0ae98b776b37d6c26317afaa13b0b59f4342a0fe

    SHA256

    b49bf9fb3415d3755afa3a8cd71434ffcb47ecd09e33648b53879b3c6008e8df

    SHA512

    50b9af5fc454d4b4d1d3096a64e0121bfc555a49cc8a9d7516f2473f7584ef0d5e64e90f5842e34b4a3e2bdc7647883b31272d90c3d3a5bc64c2211a613342d6

    Download Submit

  • \Users\Admin\Documents\DCSCMIN\IMDCSC.exe
    Filesize

    690KB

    MD5

    3c5d2b983954dda34a20869edd0ab20e

    SHA1

    0ae98b776b37d6c26317afaa13b0b59f4342a0fe

    SHA256

    b49bf9fb3415d3755afa3a8cd71434ffcb47ecd09e33648b53879b3c6008e8df

    SHA512

    50b9af5fc454d4b4d1d3096a64e0121bfc555a49cc8a9d7516f2473f7584ef0d5e64e90f5842e34b4a3e2bdc7647883b31272d90c3d3a5bc64c2211a613342d6

    Download Submit

  • \Users\Admin\Documents\DCSCMIN\IMDCSC.exe
    Filesize

    690KB

    MD5

    3c5d2b983954dda34a20869edd0ab20e

    SHA1

    0ae98b776b37d6c26317afaa13b0b59f4342a0fe

    SHA256

    b49bf9fb3415d3755afa3a8cd71434ffcb47ecd09e33648b53879b3c6008e8df

    SHA512

    50b9af5fc454d4b4d1d3096a64e0121bfc555a49cc8a9d7516f2473f7584ef0d5e64e90f5842e34b4a3e2bdc7647883b31272d90c3d3a5bc64c2211a613342d6

    Download Submit

  • memory/1636-54-0x00000000762F1000-0x00000000762F3000-memory.dmp

    Filesize

    8KB

    Download