General

  • Target

    SecuriteInfo.com.FileRepMalware.29201.26455.exe

  • Size

    406KB

  • Sample

    231208-e234wsae21

  • MD5

    ba8e505b076679d9c2eff327cc6bd353

  • SHA1

    e46554f336d8c8f3cd720298ceaa46d528275669

  • SHA256

    b894cc268212c515d0ee2d531128f79ef1b3131b6ea41a297d1b54f23dcdecca

  • SHA512

    04f0368f58dc5411323d1f4a336d3b4a5ddb601491ecceac557ec143244d43fc20bc5eccdc1dd02b05e625d250bb38f2e881533c5c219959067473546b4024d8

  • SSDEEP

    12288:BRuXX7/8PoKqO7tV3Ebtp+EPbEoBW+i0b:BgX7UPr7n3EZTE6

Malware Config

Targets

    • Target

      SecuriteInfo.com.FileRepMalware.29201.26455.exe

    • Size

      406KB

    • MD5

      ba8e505b076679d9c2eff327cc6bd353

    • SHA1

      e46554f336d8c8f3cd720298ceaa46d528275669

    • SHA256

      b894cc268212c515d0ee2d531128f79ef1b3131b6ea41a297d1b54f23dcdecca

    • SHA512

      04f0368f58dc5411323d1f4a336d3b4a5ddb601491ecceac557ec143244d43fc20bc5eccdc1dd02b05e625d250bb38f2e881533c5c219959067473546b4024d8

    • SSDEEP

      12288:BRuXX7/8PoKqO7tV3Ebtp+EPbEoBW+i0b:BgX7UPr7n3EZTE6

    • AgentTesla

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks