Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/02/2024, 11:30

General

  • Target

    SRF Industries (Thailand) Ltd.pdf.exe

  • Size

    40KB

  • MD5

    26c95e5acba77d7fd14d109c94f75cca

  • SHA1

    56359d96cd63d66b51eb49acd46d8df25f170c30

  • SHA256

    32272f676a500007b4321f7c076ec3169305615e230dad3d89c63e0cfd24c1c6

  • SHA512

    6b2bd0a6240a13b641d005dc34cd364fd5eb2bb861d49d33bf826766ea0daf4a264f1182905363720b6a8bfad03d97386e965863578e57cf2cf5403d1309363a

  • SSDEEP

    768:1pc7ngE+7L+Phy83dWrz7lwHZjl7GdoUNIBBv5r:1Aj+7100rz7lwHj7QSBvJ

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.supplyvan.xyz
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Ifeanyi1987@

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Contacts a large (4590) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Looks up external IP address via web service 1 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 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SRF Industries (Thailand) Ltd.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\SRF Industries (Thailand) Ltd.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4136

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4136-9-0x0000000005740000-0x00000000057A6000-memory.dmp

          Filesize

          408KB

        • memory/4136-10-0x0000000005670000-0x0000000005680000-memory.dmp

          Filesize

          64KB

        • memory/4136-16-0x0000000005670000-0x0000000005680000-memory.dmp

          Filesize

          64KB

        • memory/4136-15-0x0000000074C40000-0x00000000753F0000-memory.dmp

          Filesize

          7.7MB

        • memory/4136-4-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/4136-14-0x0000000006CC0000-0x0000000006CCA000-memory.dmp

          Filesize

          40KB

        • memory/4136-13-0x0000000006D40000-0x0000000006DD2000-memory.dmp

          Filesize

          584KB

        • memory/4136-7-0x0000000074C40000-0x00000000753F0000-memory.dmp

          Filesize

          7.7MB

        • memory/4136-12-0x0000000006C00000-0x0000000006C9C000-memory.dmp

          Filesize

          624KB

        • memory/4136-8-0x0000000005C80000-0x0000000006224000-memory.dmp

          Filesize

          5.6MB

        • memory/4136-11-0x0000000006B10000-0x0000000006B60000-memory.dmp

          Filesize

          320KB

        • memory/4720-0-0x0000024AC4620000-0x0000024AC462E000-memory.dmp

          Filesize

          56KB

        • memory/4720-1-0x00007FFF711A0000-0x00007FFF71C61000-memory.dmp

          Filesize

          10.8MB

        • memory/4720-6-0x00007FFF711A0000-0x00007FFF71C61000-memory.dmp

          Filesize

          10.8MB

        • memory/4720-3-0x0000024AE18D0000-0x0000024AE1966000-memory.dmp

          Filesize

          600KB

        • memory/4720-2-0x0000024ADECA0000-0x0000024ADECB0000-memory.dmp

          Filesize

          64KB