Analysis

  • max time kernel
    148s
  • max time network
    158s
  • 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 12:42

General

  • Target

    f63a6ae899e57bdd60e708121a90be416e89166359d2cf16ff0ef64dafda9741.exe

  • Size

    3.8MB

  • MD5

    737edca0da3d68a3db12bbcf56fc446e

  • SHA1

    9019ca54f114fb94193b4cf89606b90038f7ddd7

  • SHA256

    f63a6ae899e57bdd60e708121a90be416e89166359d2cf16ff0ef64dafda9741

  • SHA512

    536d0701fbb7ecded44e2b4c9de398aa732f6e48f0875d0404449d06a811c7ca3858476f37ef3006c26a3d9877fd81d7befce126937421eebbda691243fa1002

  • SSDEEP

    98304:d77Pmq33rE/JDLPWZADUGer7B6iY74M/RmlwXVZ4FB:5+R/eZADUXR

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

hailisbetter.ddns.net:44200

Attributes
  • communication_password

    202cb962ac59075b964b07152d234b70

  • install_dir

    discord

  • install_file

    svchost.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 10 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f63a6ae899e57bdd60e708121a90be416e89166359d2cf16ff0ef64dafda9741.exe
    "C:\Users\Admin\AppData\Local\Temp\f63a6ae899e57bdd60e708121a90be416e89166359d2cf16ff0ef64dafda9741.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2820
  • 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=3940 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4804

    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/2820-0-0x0000000000400000-0x00000000007CE000-memory.dmp
      Filesize

      3.8MB

    • memory/2820-1-0x0000000074350000-0x0000000074389000-memory.dmp
      Filesize

      228KB

    • memory/2820-2-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-3-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-4-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-5-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-6-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-7-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-8-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-9-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-10-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB

    • memory/2820-11-0x00000000742C0000-0x00000000742F9000-memory.dmp
      Filesize

      228KB