Analysis

  • max time kernel
    145s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 02:03

General

  • Target

    752858a3fb544fb8dcd3ec179ba83d3b1269a93a15ad669356421d407ba83888.exe

  • Size

    2.1MB

  • MD5

    447b403fc3dac6e0d33de52f7f94163c

  • SHA1

    509c612d71a071572331d561971f8c3af3aa239c

  • SHA256

    752858a3fb544fb8dcd3ec179ba83d3b1269a93a15ad669356421d407ba83888

  • SHA512

    46f089b25148189d24c0debf157e9f87e19ad06cc63c96cf2e59a3b1608cd64245bc7eb0e5b701870fc7e8779f4e22f781b72b77df0314b092ed13e859e4aa53

  • SSDEEP

    49152:bbdYAm4zvbdYAm4zUbdYAm4zFbdYAm4zf3AmQEQkXp6fNAKNhRS0foYj:HdrzdrGdr1drPAnEQKQNH40foY

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1247465482857222144/lQ5N2wnI2q6Keu3tWum3d2r1N0E8HP_vVDhvVsxM7FW0-kBOeEAC870yGkhWrFkrmys5

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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\752858a3fb544fb8dcd3ec179ba83d3b1269a93a15ad669356421d407ba83888.exe
    "C:\Users\Admin\AppData\Local\Temp\752858a3fb544fb8dcd3ec179ba83d3b1269a93a15ad669356421d407ba83888.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3328
  • 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 --field-trial-handle=4184,i,11751898164297348119,13021661521765644467,262144 --variations-seed-version --mojo-platform-channel-handle=4136 /prefetch:8
    1⤵
      PID:4140

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2328-49-0x0000000000400000-0x0000000000613000-memory.dmp

      Filesize

      2.1MB

    • memory/2328-4-0x00000000022C0000-0x00000000022C1000-memory.dmp

      Filesize

      4KB

    • memory/2328-6-0x0000000075401000-0x0000000075402000-memory.dmp

      Filesize

      4KB

    • memory/2328-3-0x0000000077782000-0x0000000077783000-memory.dmp

      Filesize

      4KB

    • memory/2328-10-0x00000000753D0000-0x000000007552D000-memory.dmp

      Filesize

      1.4MB

    • memory/2328-29-0x00000000753D0000-0x000000007552D000-memory.dmp

      Filesize

      1.4MB

    • memory/2328-5-0x0000000000660000-0x0000000000760000-memory.dmp

      Filesize

      1024KB

    • memory/2328-50-0x00000000753D0000-0x000000007552D000-memory.dmp

      Filesize

      1.4MB

    • memory/3328-48-0x0000000000400000-0x0000000000447000-memory.dmp

      Filesize

      284KB

    • memory/3328-58-0x0000000005650000-0x00000000056B6000-memory.dmp

      Filesize

      408KB

    • memory/3328-64-0x0000000074050000-0x0000000074800000-memory.dmp

      Filesize

      7.7MB

    • memory/3328-55-0x0000000005CC0000-0x0000000006264000-memory.dmp

      Filesize

      5.6MB

    • memory/3328-53-0x000000007405E000-0x000000007405F000-memory.dmp

      Filesize

      4KB

    • memory/3328-56-0x0000000074050000-0x0000000074800000-memory.dmp

      Filesize

      7.7MB

    • memory/3328-57-0x0000000074050000-0x0000000074800000-memory.dmp

      Filesize

      7.7MB

    • memory/3328-52-0x0000000001070000-0x0000000001071000-memory.dmp

      Filesize

      4KB

    • memory/3328-59-0x0000000074050000-0x0000000074800000-memory.dmp

      Filesize

      7.7MB

    • memory/3328-60-0x00000000064C0000-0x0000000006510000-memory.dmp

      Filesize

      320KB

    • memory/3328-61-0x0000000006710000-0x00000000067A2000-memory.dmp

      Filesize

      584KB

    • memory/3328-62-0x0000000006520000-0x000000000652A000-memory.dmp

      Filesize

      40KB

    • memory/3328-63-0x000000007405E000-0x000000007405F000-memory.dmp

      Filesize

      4KB

    • memory/3328-54-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB