Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26/05/2024, 02:18

General

  • Target

    b249fea44d101b432a7f0d610a98ba988c679ea04dfab7e359d721c5768679fc.exe

  • Size

    244KB

  • MD5

    ca8a5cdf0d5d0c9ebfdec524db0c4984

  • SHA1

    19b06bba70fe970b7ca38b62906fd76da2a09a97

  • SHA256

    b249fea44d101b432a7f0d610a98ba988c679ea04dfab7e359d721c5768679fc

  • SHA512

    f8b9cce655f44a186483f73abc48a83d421347c6fcd5dfbb98e7b110b799847fac7da537da52abfa202876101c9c7ffa066909885de02d77a5c17499745e672c

  • SSDEEP

    6144:ECteODDJzKcdOtPAfY8uXCYohiCkXJgjnG6Gfdi:Ee3BvAXJlFi

Malware Config

Extracted

Family

agenttesla

C2

https://discordapp.com/api/webhooks/1066985564278112277/oJEckb7xFKv0BG0FKt3E17kO22JxA9MO_wlyHpptkN3oVroODKUfIe2deqgQzS3t3nQI

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b249fea44d101b432a7f0d610a98ba988c679ea04dfab7e359d721c5768679fc.exe
    "C:\Users\Admin\AppData\Local\Temp\b249fea44d101b432a7f0d610a98ba988c679ea04dfab7e359d721c5768679fc.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • outlook_office_path
    • outlook_win_path
    PID:2304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2304-0-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

    Filesize

    4KB

  • memory/2304-1-0x00000000003D0000-0x0000000000400000-memory.dmp

    Filesize

    192KB

  • memory/2304-2-0x0000000074D20000-0x000000007540E000-memory.dmp

    Filesize

    6.9MB

  • memory/2304-3-0x0000000074D20000-0x000000007540E000-memory.dmp

    Filesize

    6.9MB

  • memory/2304-4-0x0000000074D20000-0x000000007540E000-memory.dmp

    Filesize

    6.9MB

  • memory/2304-5-0x0000000074D20000-0x000000007540E000-memory.dmp

    Filesize

    6.9MB

  • memory/2304-6-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

    Filesize

    4KB

  • memory/2304-7-0x0000000074D20000-0x000000007540E000-memory.dmp

    Filesize

    6.9MB