Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-02-2024 09:49

General

  • Target

    474324d0c8b763e19d4ef2e8ecc32204716d7465e990ccd7e2917a1008fa18f3.exe

  • Size

    3.8MB

  • MD5

    0f4ab934c661d3bdb014e024f388d182

  • SHA1

    67cb341cc301d686b8f2fdd49563972e1392f3dd

  • SHA256

    474324d0c8b763e19d4ef2e8ecc32204716d7465e990ccd7e2917a1008fa18f3

  • SHA512

    646c2186fa373ccf9d0f94b6052d093a24f6d3e3be6ad4ea151aeb5ec1d583135f452ee19151171f258794833d411effb0984193502480b0b1e2e8e1a81321ce

  • SSDEEP

    98304:d77Pmq33rE/JDLPWZADUGer7B6iY74M/qmlwXVZ4FB:5+R/eZADUXR

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

godcheatfn.ddns.net:1234

Attributes
  • communication_password

    202cb962ac59075b964b07152d234b70

  • install_dir

    zzz

  • install_file

    Runtime Broker.exe

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious behavior: RenamesItself 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\474324d0c8b763e19d4ef2e8ecc32204716d7465e990ccd7e2917a1008fa18f3.exe
    "C:\Users\Admin\AppData\Local\Temp\474324d0c8b763e19d4ef2e8ecc32204716d7465e990ccd7e2917a1008fa18f3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3268
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3668 --field-trial-handle=2256,i,18272763564106695635,11201593968620719822,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3728

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3268-0-0x0000000000400000-0x00000000007CE000-memory.dmp
      Filesize

      3.8MB

    • memory/3268-1-0x00000000747D0000-0x0000000074809000-memory.dmp
      Filesize

      228KB

    • memory/3268-2-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-3-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-4-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-5-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-6-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-7-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-8-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-9-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-10-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-11-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB

    • memory/3268-12-0x0000000074740000-0x0000000074779000-memory.dmp
      Filesize

      228KB