Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 14:39

General

  • Target

    a6f8570085437405d85d668fb6247a9ede83b7bd2005efbaf6c9fff62ea33203.exe

  • Size

    1.5MB

  • MD5

    add9f3b243e1b69cc4ba4c336a1cb03a

  • SHA1

    edfc85a5010db4c029d987df6df2bbafa9b0fcd6

  • SHA256

    a6f8570085437405d85d668fb6247a9ede83b7bd2005efbaf6c9fff62ea33203

  • SHA512

    c10d1a96b83eabb9c429abe21c54cb5c59d6f29a0263efb2ecb0c3e1c28d3ba9cb85cabc4b483cdb20e2cad57836f547e7a0538adfabb83be1917c75aa5c38b0

  • SSDEEP

    24576:HXEo56LpdQD5tpywgrcZC6rJhgtkxPPAAPx2cAYDphEVvrss4PXtLIfzNmpLLGVz:cCPQnVvoLX8yLKrYWtjxX

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.tekserendustriyel.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    chuzy2024@

Signatures

  • AgentTesla

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

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6f8570085437405d85d668fb6247a9ede83b7bd2005efbaf6c9fff62ea33203.exe
    "C:\Users\Admin\AppData\Local\Temp\a6f8570085437405d85d668fb6247a9ede83b7bd2005efbaf6c9fff62ea33203.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2128
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
      2⤵
        PID:2976
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2724
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2128 -s 636
        2⤵
          PID:1604

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2128-0-0x000007FEF5BC3000-0x000007FEF5BC4000-memory.dmp
        Filesize

        4KB

      • memory/2128-1-0x0000000000240000-0x0000000000254000-memory.dmp
        Filesize

        80KB

      • memory/2128-2-0x000007FEF5BC0000-0x000007FEF65AC000-memory.dmp
        Filesize

        9.9MB

      • memory/2128-3-0x000007FEF5BC0000-0x000007FEF65AC000-memory.dmp
        Filesize

        9.9MB

      • memory/2128-4-0x000007FEF5BC0000-0x000007FEF65AC000-memory.dmp
        Filesize

        9.9MB

      • memory/2128-5-0x000007FEF5BC0000-0x000007FEF65AC000-memory.dmp
        Filesize

        9.9MB

      • memory/2128-6-0x000000001B400000-0x000000001B492000-memory.dmp
        Filesize

        584KB

      • memory/2128-20-0x000007FEF5BC0000-0x000007FEF65AC000-memory.dmp
        Filesize

        9.9MB

      • memory/2128-19-0x000007FEF5BC3000-0x000007FEF5BC4000-memory.dmp
        Filesize

        4KB

      • memory/2724-14-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2724-8-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2724-12-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2724-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
        Filesize

        4KB

      • memory/2724-10-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2724-16-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2724-17-0x00000000748EE000-0x00000000748EF000-memory.dmp
        Filesize

        4KB

      • memory/2724-18-0x00000000748E0000-0x0000000074FCE000-memory.dmp
        Filesize

        6.9MB

      • memory/2724-9-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2724-7-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2724-21-0x00000000748EE000-0x00000000748EF000-memory.dmp
        Filesize

        4KB

      • memory/2724-22-0x00000000748E0000-0x0000000074FCE000-memory.dmp
        Filesize

        6.9MB