Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 02:53

General

  • Target

    962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe

  • Size

    378KB

  • MD5

    0fdfe2791dc1f3378b2f4722753dafeb

  • SHA1

    9f4e4a990e6bee0744e51576d3f9dc3c96cb9dc6

  • SHA256

    962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576

  • SHA512

    1f7fc277c1c22f1264085c0211c02b5ea79727622bf1422c5ceaa6b1678628f8d335f52dde4e0c27193201dcb008e8a7cbbed01d5c9d4719c838d9a8642acd01

  • SSDEEP

    6144:FVHsE6p7umpYGzXYQUebLrOrIw4xNGYfqxOH+oaIviPHc+k3iIecCb:FVHslamp3XYQX3Ol0QQH+/Iqpk2

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe
    "C:\Users\Admin\AppData\Local\Temp\962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe
      C:\Users\Admin\AppData\Local\Temp\962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe
      2⤵
        PID:2972
      • C:\Users\Admin\AppData\Local\Temp\962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe
        C:\Users\Admin\AppData\Local\Temp\962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe
        2⤵
          PID:2988
        • C:\Users\Admin\AppData\Local\Temp\962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe
          C:\Users\Admin\AppData\Local\Temp\962f4765723a864922cbe7b67996faecd54a6eea02ec5f7e3368dcc6b0728576.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2420

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1960-1-0x0000000074C20000-0x000000007530E000-memory.dmp

        Filesize

        6.9MB

      • memory/1960-0-0x0000000000010000-0x0000000000072000-memory.dmp

        Filesize

        392KB

      • memory/1960-2-0x00000000048D0000-0x0000000004910000-memory.dmp

        Filesize

        256KB

      • memory/1960-3-0x0000000001F30000-0x0000000001F8A000-memory.dmp

        Filesize

        360KB

      • memory/1960-4-0x0000000002000000-0x0000000002042000-memory.dmp

        Filesize

        264KB

      • memory/1960-5-0x0000000002040000-0x0000000002080000-memory.dmp

        Filesize

        256KB

      • memory/1960-6-0x0000000004690000-0x00000000046DC000-memory.dmp

        Filesize

        304KB

      • memory/1960-19-0x0000000074C20000-0x000000007530E000-memory.dmp

        Filesize

        6.9MB

      • memory/2420-12-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2420-10-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2420-9-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2420-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2420-15-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2420-17-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2420-8-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2420-20-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2420-21-0x0000000074530000-0x0000000074C1E000-memory.dmp

        Filesize

        6.9MB

      • memory/2420-22-0x00000000049D0000-0x0000000004A10000-memory.dmp

        Filesize

        256KB

      • memory/2420-23-0x0000000074530000-0x0000000074C1E000-memory.dmp

        Filesize

        6.9MB

      • memory/2420-24-0x00000000049D0000-0x0000000004A10000-memory.dmp

        Filesize

        256KB