Analysis

  • max time kernel
    135s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-05-2023 07:09

General

  • Target

    00382562524253626.exe

  • Size

    572KB

  • MD5

    89c36bdf74a2c15aef18f4725ad37a70

  • SHA1

    69fccaad6915755256b68f7f422c946dc1a69041

  • SHA256

    f72ee457b7e53954dc20479dc5ae8eb4f7ad0674235292a8c348772f875b52ab

  • SHA512

    1c2a0d20a122b7b919392842d6f08f31498bd2a84e0f7ca91dda99befa8b4b2e726ad00e5bf3b2992396c0ad99fb92a6513a9a63d26f4972c0186ba33f592292

  • SSDEEP

    12288:F3fRnGP8BW77kzFOFIwY14UjSrN78/YEQ:zMK2NGh1TSrNw/2

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ionos.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    goodGod4real2023?.

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00382562524253626.exe
    "C:\Users\Admin\AppData\Local\Temp\00382562524253626.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PkICLemLl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1B29.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3236
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "{path}"
      2⤵
        PID:552
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "{path}"
        2⤵
          PID:1872
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "{path}"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Adds Run key to start application
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:2040

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp1B29.tmp

        Filesize

        1KB

        MD5

        361ee4c312e18888f9493caa4455ed54

        SHA1

        46245efe967ed0b2f9824ba10e49178831fbba35

        SHA256

        fcbd9ee72fb7dbc6ccac6559ad4f606f6fcb765db0ae9858c1c76b84fd08c76c

        SHA512

        4659bf7e782088d686d080a7a073e2fa46dc9a15998558b04c7907e8d549fd47f0cae1efa666ebc07e847b6575cc384dab4ebae50903bbfb836636fc5bc07f6f

      • memory/1316-139-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

        Filesize

        64KB

      • memory/1316-135-0x0000000004C60000-0x0000000004CF2000-memory.dmp

        Filesize

        584KB

      • memory/1316-136-0x0000000004D00000-0x0000000004D9C000-memory.dmp

        Filesize

        624KB

      • memory/1316-137-0x0000000004BB0000-0x0000000004BBA000-memory.dmp

        Filesize

        40KB

      • memory/1316-138-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

        Filesize

        64KB

      • memory/1316-133-0x0000000000190000-0x0000000000224000-memory.dmp

        Filesize

        592KB

      • memory/1316-134-0x0000000005210000-0x00000000057B4000-memory.dmp

        Filesize

        5.6MB

      • memory/2040-143-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2040-145-0x00000000050A0000-0x0000000005106000-memory.dmp

        Filesize

        408KB

      • memory/2040-146-0x0000000005340000-0x0000000005350000-memory.dmp

        Filesize

        64KB

      • memory/2040-149-0x0000000006B50000-0x0000000006BA0000-memory.dmp

        Filesize

        320KB

      • memory/2040-150-0x0000000006D70000-0x0000000006F32000-memory.dmp

        Filesize

        1.8MB

      • memory/2040-157-0x0000000005340000-0x0000000005350000-memory.dmp

        Filesize

        64KB