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
    28/06/2024, 12:07

General

  • Target

    PO 5002407962.exe

  • Size

    1.2MB

  • MD5

    aec18c694fce000f07ae7dc56653bff0

  • SHA1

    840635306bec9a2ec62d9c12fd19eece134878cf

  • SHA256

    82e145d3a3699341fd1baab548a2327fa87e642e7734b8b12121f24e072ec9d9

  • SHA512

    cbb1849e23bb055ef059ad1b5c32823edc2fc52151a9d55a0c1f84a381687b8717175f00e39fbbdbf3b1fc4cd8341b56f492fc218202f8e9e9a7f4211d014ef7

  • SSDEEP

    12288:eARmQ3lR3IYGg0RAbueIKU41eksRz+goaoxmQa3/tYCSbD/PxN:3Z5GTRAqVUeksRzjojG3SCUD/

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ,%EVY$JU0=lu

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ,%EVY$JU0=lu

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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO 5002407962.exe
    "C:\Users\Admin\AppData\Local\Temp\PO 5002407962.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:3020
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
        2⤵
          PID:2604
        • 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:2612
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
          2⤵
            PID:2692

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/2612-22-0x0000000000400000-0x0000000000448000-memory.dmp

                Filesize

                288KB

              • memory/2612-27-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

                Filesize

                4KB

              • memory/2612-30-0x0000000074B70000-0x000000007525E000-memory.dmp

                Filesize

                6.9MB

              • memory/2612-29-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

                Filesize

                4KB

              • memory/2612-28-0x0000000074B70000-0x000000007525E000-memory.dmp

                Filesize

                6.9MB

              • memory/2612-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

                Filesize

                4KB

              • memory/2612-25-0x0000000000400000-0x0000000000448000-memory.dmp

                Filesize

                288KB

              • memory/2612-23-0x0000000000400000-0x0000000000448000-memory.dmp

                Filesize

                288KB

              • memory/2740-1-0x00000000003D0000-0x00000000003E8000-memory.dmp

                Filesize

                96KB

              • memory/2740-0-0x000007FEF5D83000-0x000007FEF5D84000-memory.dmp

                Filesize

                4KB

              • memory/2740-26-0x000007FEF5D80000-0x000007FEF676C000-memory.dmp

                Filesize

                9.9MB

              • memory/2740-3-0x000007FEF5D80000-0x000007FEF676C000-memory.dmp

                Filesize

                9.9MB

              • memory/2740-2-0x0000000001F80000-0x000000000201A000-memory.dmp

                Filesize

                616KB

              • memory/3020-6-0x0000000000400000-0x0000000000448000-memory.dmp

                Filesize

                288KB

              • memory/3020-8-0x0000000000400000-0x0000000000448000-memory.dmp

                Filesize

                288KB

              • memory/3020-10-0x0000000000400000-0x0000000000448000-memory.dmp

                Filesize

                288KB

              • memory/3020-4-0x0000000000400000-0x0000000000448000-memory.dmp

                Filesize

                288KB