Analysis

  • max time kernel
    131s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    09/07/2020, 07:17

General

  • Target

    8d4nC1vZA3YjAzI.jpg.exe

  • Size

    880KB

  • MD5

    279da7b5b007fe1e2988ed127d10daa4

  • SHA1

    ee572dccd8b730c0289dd5ecabe95425fd19e191

  • SHA256

    eb9d43422d22851449fc92e838b19e21272b649d0e958ef8bac7c33e474bf8d9

  • SHA512

    a1d72811c295f3481ca7023d1cf814871eaf2eec329305d46b81584a957c56cef2c536f531727866f71ef43557b8e5b63fbff3c55274d16b4287b63605962dea

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    enggenius.in
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    F*Ht,Gem;Et5

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • 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.

  • 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8d4nC1vZA3YjAzI.jpg.exe
    "C:\Users\Admin\AppData\Local\Temp\8d4nC1vZA3YjAzI.jpg.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Users\Admin\AppData\Local\Temp\8d4nC1vZA3YjAzI.jpg.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:840

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/840-0-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB

        • memory/840-2-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB

        • memory/840-3-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB