Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    15/05/2024, 08:22

General

  • Target

    vsl_information_7927_pdf.exe

  • Size

    1.0MB

  • MD5

    67950946282eae4057d8175b41604764

  • SHA1

    34abefea5eed13529b243e06f87d14977081b295

  • SHA256

    fb4919294389e873ecbf846b77f281854cc9e15cebb095fc4c54cd7c55c0ee9e

  • SHA512

    65b7e6eaed0c5582b741293661447e35ec84c14170f9512de24987e03f26cbfb295d882c13c7ff4eea7af3cd0fb7f1cf003f7d8b5f255e0ed68b571996e104b5

  • SSDEEP

    24576:OAHnh+eWsN3skA4RV1Hom2KXMmHaoZUakf8wh5:5h+ZkldoPK8Yao+aIn

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 3 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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\vsl_information_7927_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\vsl_information_7927_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\vsl_information_7927_pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2028

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2028-11-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2028-15-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2028-13-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2028-16-0x000000007445E000-0x000000007445F000-memory.dmp

          Filesize

          4KB

        • memory/2028-17-0x0000000074450000-0x0000000074B3E000-memory.dmp

          Filesize

          6.9MB

        • memory/2028-18-0x000000007445E000-0x000000007445F000-memory.dmp

          Filesize

          4KB

        • memory/2028-19-0x0000000074450000-0x0000000074B3E000-memory.dmp

          Filesize

          6.9MB

        • memory/2936-10-0x0000000000170000-0x0000000000174000-memory.dmp

          Filesize

          16KB