Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:54

General

  • Target

    6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe

  • Size

    851KB

  • MD5

    ac7558e1e90836a93695943cb87920fa

  • SHA1

    37068aef026f3032d92d887c1400d5bc6b564507

  • SHA256

    6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada

  • SHA512

    85c51621c69c7de5050a370c03f3b633c1a28524c5c65fec0b8435f2ed906cb6c6c5ca0e7425bd2cb40c50ced385f30ed64f6721b541736d9ee15d1954c72bda

  • SSDEEP

    24576:Fg61jjk0LAta9A1DIhjofqXifXCTR4uNl:2wSfSjNl

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe
    "C:\Users\Admin\AppData\Local\Temp\6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Users\Admin\AppData\Local\Temp\6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe
      "C:\Users\Admin\AppData\Local\Temp\6ec658dd8c9d8a53c0ece696d9a470b0fbf05bb45d6d40be166b0dfe9e194ada.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2248
  • 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 --field-trial-handle=4184,i,9746875443948590908,1444894342962555245,262144 --variations-seed-version --mojo-platform-channel-handle=4336 /prefetch:8
    1⤵
      PID:4896

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2068-8-0x00000000083B0000-0x0000000008432000-memory.dmp

      Filesize

      520KB

    • memory/2068-4-0x00000000056C0000-0x00000000056CA000-memory.dmp

      Filesize

      40KB

    • memory/2068-0-0x000000007481E000-0x000000007481F000-memory.dmp

      Filesize

      4KB

    • memory/2068-3-0x0000000005610000-0x00000000056A2000-memory.dmp

      Filesize

      584KB

    • memory/2068-9-0x000000000AB30000-0x000000000ABCC000-memory.dmp

      Filesize

      624KB

    • memory/2068-5-0x0000000074810000-0x0000000074FC0000-memory.dmp

      Filesize

      7.7MB

    • memory/2068-6-0x0000000008390000-0x00000000083AA000-memory.dmp

      Filesize

      104KB

    • memory/2068-13-0x0000000074810000-0x0000000074FC0000-memory.dmp

      Filesize

      7.7MB

    • memory/2068-2-0x0000000005AE0000-0x0000000006084000-memory.dmp

      Filesize

      5.6MB

    • memory/2068-1-0x0000000000B40000-0x0000000000C1C000-memory.dmp

      Filesize

      880KB

    • memory/2068-7-0x00000000068D0000-0x00000000068E0000-memory.dmp

      Filesize

      64KB

    • memory/2248-12-0x0000000074810000-0x0000000074FC0000-memory.dmp

      Filesize

      7.7MB

    • memory/2248-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2248-15-0x0000000004FA0000-0x0000000005006000-memory.dmp

      Filesize

      408KB

    • memory/2248-14-0x0000000074810000-0x0000000074FC0000-memory.dmp

      Filesize

      7.7MB

    • memory/2248-16-0x00000000067A0000-0x00000000067F0000-memory.dmp

      Filesize

      320KB

    • memory/2248-17-0x0000000074810000-0x0000000074FC0000-memory.dmp

      Filesize

      7.7MB