Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    27-04-2024 01:11

General

  • Target

    c8ed1e331698d2adcf9cc7ac69e399d0fb6bae07b6679ee66256c87b8d6634cd.exe

  • Size

    787KB

  • MD5

    895e65b1ab469af029d4bb4ca073d6ca

  • SHA1

    132f78f0b4d0b8df98f304f311fc740964e62e1f

  • SHA256

    c8ed1e331698d2adcf9cc7ac69e399d0fb6bae07b6679ee66256c87b8d6634cd

  • SHA512

    12382c3c5883e0db939cee7bc94451da68f9e549431390e3f095f1bf089e8109b1f5c1c7db7ed633794d50d32213b8b9e5b3327448e755a001a479003f870c56

  • SSDEEP

    12288:tlyXvI4EPj9bWvd3yoajp24tPjqodtqi1WdK3x23Vgl8pztj4s/PwIKuYf:Kbsj9qv0oajXX1WYk348pGIKuY

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.prestamp.in
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Gds@123

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.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c8ed1e331698d2adcf9cc7ac69e399d0fb6bae07b6679ee66256c87b8d6634cd.exe
    "C:\Users\Admin\AppData\Local\Temp\c8ed1e331698d2adcf9cc7ac69e399d0fb6bae07b6679ee66256c87b8d6634cd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:2300
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2592
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        2⤵
          PID:2528

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2028-0-0x0000000000B00000-0x0000000000B36000-memory.dmp

        Filesize

        216KB

      • memory/2028-1-0x000007FEF5FA0000-0x000007FEF698C000-memory.dmp

        Filesize

        9.9MB

      • memory/2028-2-0x000000001A7B0000-0x000000001A830000-memory.dmp

        Filesize

        512KB

      • memory/2028-3-0x00000000020C0000-0x0000000002158000-memory.dmp

        Filesize

        608KB

      • memory/2028-18-0x000007FEF5FA0000-0x000007FEF698C000-memory.dmp

        Filesize

        9.9MB

      • memory/2300-4-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2300-6-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2300-5-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2300-7-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2592-13-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2592-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2592-17-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2592-15-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB