Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 02:11

General

  • Target

    8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe

  • Size

    752KB

  • MD5

    81d75cf51223313801fbfec2e880df58

  • SHA1

    4f9842d5ce4b5a3ab833c939872ef10f210ca4a0

  • SHA256

    8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d

  • SHA512

    c2e8ab82a9503ea158927329ffb6e46e2c81bfb7b455cb7807c0c78ca46bb8c32de06b994e6e22dcaddd0800588c211afdd9931e166ef59907325a53c710abcb

  • SSDEEP

    12288:vhC2iNT/SHtm0wlrAHC/tSLMnwns4TQnNkUCbnwHWNHYmA1Ek9d+Lj6x6+Tm:vw1cHtO6C/tlnwnJQhTWNHYL56

Malware Config

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe
    "C:\Users\Admin\AppData\Local\Temp\8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2924
    • C:\Users\Admin\AppData\Local\Temp\8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe
      "C:\Users\Admin\AppData\Local\Temp\8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe"
      2⤵
        PID:2844
      • C:\Users\Admin\AppData\Local\Temp\8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe
        "C:\Users\Admin\AppData\Local\Temp\8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe"
        2⤵
          PID:2572
        • C:\Users\Admin\AppData\Local\Temp\8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe
          "C:\Users\Admin\AppData\Local\Temp\8f92f7a662e1b13f961c6f504e44185b70803aa2cb4275023ac27f01ee498e8d.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2608

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2608-14-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2608-23-0x0000000074B40000-0x000000007522E000-memory.dmp

        Filesize

        6.9MB

      • memory/2608-8-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2608-12-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2608-10-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2608-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2608-18-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2608-22-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2608-26-0x0000000074B40000-0x000000007522E000-memory.dmp

        Filesize

        6.9MB

      • memory/2608-25-0x0000000074B40000-0x000000007522E000-memory.dmp

        Filesize

        6.9MB

      • memory/2608-20-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2924-7-0x0000000005130000-0x00000000051B6000-memory.dmp

        Filesize

        536KB

      • memory/2924-6-0x0000000074B40000-0x000000007522E000-memory.dmp

        Filesize

        6.9MB

      • memory/2924-1-0x0000000000170000-0x0000000000232000-memory.dmp

        Filesize

        776KB

      • memory/2924-5-0x00000000007B0000-0x00000000007C6000-memory.dmp

        Filesize

        88KB

      • memory/2924-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

        Filesize

        4KB

      • memory/2924-4-0x00000000007A0000-0x00000000007AE000-memory.dmp

        Filesize

        56KB

      • memory/2924-3-0x0000000000550000-0x000000000056C000-memory.dmp

        Filesize

        112KB

      • memory/2924-24-0x0000000074B40000-0x000000007522E000-memory.dmp

        Filesize

        6.9MB

      • memory/2924-2-0x0000000074B40000-0x000000007522E000-memory.dmp

        Filesize

        6.9MB