General

  • Target

    Προσφορά.doc

  • Size

    171KB

  • Sample

    231209-vjqnvahfaq

  • MD5

    89b53168791254c2607152a98f36f82d

  • SHA1

    ce568d6a989b016dc0cdb4417e899441ffb30249

  • SHA256

    9feb3776b218c36c46e76c896356aeae822e19c4c1caf5814c625d1a48b7fece

  • SHA512

    5ca27f17cdb917989a900aec3e494db8e02d86158d92ad109034b3f4e1a01e88aaeef8dc4c7fd732a980737c8acc69f0149d5ec6b7f3f3ae4e1d141f0dff1477

  • SSDEEP

    768:swAbZSibMX9gRWjtwAbZSibMX9gRWjM6MvWrLJqnqg1s:swAlRkwAlRBWrL6qg1s

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Προσφορά.doc

    • Size

      171KB

    • MD5

      89b53168791254c2607152a98f36f82d

    • SHA1

      ce568d6a989b016dc0cdb4417e899441ffb30249

    • SHA256

      9feb3776b218c36c46e76c896356aeae822e19c4c1caf5814c625d1a48b7fece

    • SHA512

      5ca27f17cdb917989a900aec3e494db8e02d86158d92ad109034b3f4e1a01e88aaeef8dc4c7fd732a980737c8acc69f0149d5ec6b7f3f3ae4e1d141f0dff1477

    • SSDEEP

      768:swAbZSibMX9gRWjtwAbZSibMX9gRWjM6MvWrLJqnqg1s:swAlRkwAlRBWrL6qg1s

    • 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.

    • 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