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General

  • Target

    3.doc

  • Size

    3KB

  • Sample

    230608-maqngsea89

  • MD5

    b2376b5b15d1bd53f1f0dce3caf508a6

  • SHA1

    b27cbaddcf2a69e193da0d3e80b938685b44d549

  • SHA256

    a4f5010c998cf8fc3dd81dff7296ed17f975483d0a1bb3a73d89d4bd6c403ce4

  • SHA512

    7ea40778d385af3feb0ada0b5c594bb436308e0c3571b964af6fb6dce3ff618b80b637ece54c8c049a5fedfc0eed7d49076c8b7924ada298cb720bf227073b2e

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6116242756:AAGrnsiVT7lFhtm28Kz-vfXMED52iPxAFgc/

Targets

    • Target

      3.doc

    • Size

      3KB

    • MD5

      b2376b5b15d1bd53f1f0dce3caf508a6

    • SHA1

      b27cbaddcf2a69e193da0d3e80b938685b44d549

    • SHA256

      a4f5010c998cf8fc3dd81dff7296ed17f975483d0a1bb3a73d89d4bd6c403ce4

    • SHA512

      7ea40778d385af3feb0ada0b5c594bb436308e0c3571b964af6fb6dce3ff618b80b637ece54c8c049a5fedfc0eed7d49076c8b7924ada298cb720bf227073b2e

    • AgentTesla

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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 v6

Tasks