Analysis

  • max time kernel
    144s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-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 8 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:1656
    • 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:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1656-53-0x0000000072940000-0x0000000072A93000-memory.dmp

    Filesize

    1.3MB

  • memory/1656-5-0x000000007294A000-0x000000007294B000-memory.dmp

    Filesize

    4KB

  • memory/1656-4-0x00000000007E0000-0x00000000008E0000-memory.dmp

    Filesize

    1024KB

  • memory/1656-9-0x0000000072940000-0x0000000072A93000-memory.dmp

    Filesize

    1.3MB

  • memory/1656-28-0x0000000072940000-0x0000000072A93000-memory.dmp

    Filesize

    1.3MB

  • memory/1656-52-0x0000000072940000-0x0000000072A93000-memory.dmp

    Filesize

    1.3MB

  • memory/1656-55-0x0000000072940000-0x0000000072A93000-memory.dmp

    Filesize

    1.3MB

  • memory/1656-54-0x0000000000400000-0x0000000000613000-memory.dmp

    Filesize

    2.1MB

  • memory/1656-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2612-51-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

  • memory/2612-49-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

  • memory/2612-47-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

  • memory/2612-57-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB