Analysis

  • max time kernel
    144s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-04-2024 01:26

General

  • Target

    773e8f6c992802350823d786e13280278886e657a5edac6858cf3b155c327921.exe

  • Size

    729KB

  • MD5

    84207d6de01dedab7ad3c2ca7304f71e

  • SHA1

    8df4581ebc405aa70186586d3ca33acd7fa7174a

  • SHA256

    773e8f6c992802350823d786e13280278886e657a5edac6858cf3b155c327921

  • SHA512

    1858d2644e7352ca0a02cd038debbcbc2e026b8958f090e48a37a02556921d12cd44cc1ec8ab7ca865c0ed0312ed0c77983d60e079e6f4f1ed5754aa096e02ac

  • SSDEEP

    12288:fFLzOhF9WMzFXxeP3GRHX3tMQCYMpyEzfNWPrWtVq106hrQFGkR:Z22MjM3kHnYRy6fNYrkV2Rl0

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.almadeenabakery.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    a123a123

Extracted

Family

agenttesla

Credentials

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\773e8f6c992802350823d786e13280278886e657a5edac6858cf3b155c327921.exe
    "C:\Users\Admin\AppData\Local\Temp\773e8f6c992802350823d786e13280278886e657a5edac6858cf3b155c327921.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Users\Admin\AppData\Local\Temp\773e8f6c992802350823d786e13280278886e657a5edac6858cf3b155c327921.exe
      "C:\Users\Admin\AppData\Local\Temp\773e8f6c992802350823d786e13280278886e657a5edac6858cf3b155c327921.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3128
  • 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=1400 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4460

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2332-10-0x0000000004B30000-0x0000000004BB4000-memory.dmp

      Filesize

      528KB

    • memory/2332-4-0x0000000005410000-0x0000000005420000-memory.dmp

      Filesize

      64KB

    • memory/2332-0-0x0000000074510000-0x0000000074CC0000-memory.dmp

      Filesize

      7.7MB

    • memory/2332-17-0x0000000074510000-0x0000000074CC0000-memory.dmp

      Filesize

      7.7MB

    • memory/2332-11-0x0000000009100000-0x000000000919C000-memory.dmp

      Filesize

      624KB

    • memory/2332-5-0x0000000005170000-0x000000000517A000-memory.dmp

      Filesize

      40KB

    • memory/2332-6-0x00000000052C0000-0x00000000052D8000-memory.dmp

      Filesize

      96KB

    • memory/2332-7-0x0000000074510000-0x0000000074CC0000-memory.dmp

      Filesize

      7.7MB

    • memory/2332-8-0x0000000005520000-0x000000000552E000-memory.dmp

      Filesize

      56KB

    • memory/2332-9-0x0000000005530000-0x0000000005544000-memory.dmp

      Filesize

      80KB

    • memory/2332-2-0x0000000005690000-0x0000000005C34000-memory.dmp

      Filesize

      5.6MB

    • memory/2332-1-0x00000000006B0000-0x0000000000768000-memory.dmp

      Filesize

      736KB

    • memory/2332-3-0x0000000005180000-0x0000000005212000-memory.dmp

      Filesize

      584KB

    • memory/2332-13-0x0000000005410000-0x0000000005420000-memory.dmp

      Filesize

      64KB

    • memory/3128-14-0x0000000074510000-0x0000000074CC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3128-16-0x0000000005030000-0x0000000005040000-memory.dmp

      Filesize

      64KB

    • memory/3128-12-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/3128-18-0x0000000004F90000-0x0000000004FF6000-memory.dmp

      Filesize

      408KB

    • memory/3128-19-0x0000000074510000-0x0000000074CC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3128-20-0x0000000005030000-0x0000000005040000-memory.dmp

      Filesize

      64KB

    • memory/3128-21-0x0000000006530000-0x0000000006580000-memory.dmp

      Filesize

      320KB