Analysis

  • max time kernel
    113s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/05/2024, 01:59

General

  • Target

    Payment Advice.exe

  • Size

    666KB

  • MD5

    8d68173d3c5eebeefdaafba67c7c19b8

  • SHA1

    3d27bc4c53f8fd37a63689b28fadded6d5184fcd

  • SHA256

    4b8bb0274ffd64b2651117baf7cde1e47f3ff8b131dbe2e36543f8405719182c

  • SHA512

    4f9efef40cebf3a473396528601a6b8a2a28025a511603547d9028a579d23b688ebb1910663af0b31d2ef34ab3608ecb1606150339c407df61ef760eaf567327

  • SSDEEP

    12288:HKcRV/xFfqy3QCzdwptIgdxCkPMWTUQd6FLyiyg5bDg4PG7tTiHfHl/:Yy3fzObK9FLyZgVrPG7w/

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.saleo-gomel.by
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Q_gidroadmin_2014

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2636
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3328

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2636-8-0x00000000062A0000-0x00000000062B0000-memory.dmp

          Filesize

          64KB

        • memory/2636-10-0x0000000006440000-0x00000000064DC000-memory.dmp

          Filesize

          624KB

        • memory/2636-2-0x00000000055B0000-0x0000000005B54000-memory.dmp

          Filesize

          5.6MB

        • memory/2636-3-0x0000000004F10000-0x0000000004FA2000-memory.dmp

          Filesize

          584KB

        • memory/2636-4-0x0000000004FE0000-0x0000000004FEA000-memory.dmp

          Filesize

          40KB

        • memory/2636-5-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB

        • memory/2636-6-0x0000000006260000-0x0000000006276000-memory.dmp

          Filesize

          88KB

        • memory/2636-7-0x0000000006290000-0x000000000629C000-memory.dmp

          Filesize

          48KB

        • memory/2636-1-0x0000000000490000-0x000000000053E000-memory.dmp

          Filesize

          696KB

        • memory/2636-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

          Filesize

          4KB

        • memory/2636-9-0x0000000006300000-0x0000000006382000-memory.dmp

          Filesize

          520KB

        • memory/2636-15-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB

        • memory/3328-13-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB

        • memory/3328-14-0x00000000055B0000-0x0000000005616000-memory.dmp

          Filesize

          408KB

        • memory/3328-16-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB

        • memory/3328-11-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/3328-17-0x0000000006A90000-0x0000000006AE0000-memory.dmp

          Filesize

          320KB

        • memory/3328-18-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB