General

  • Target

    52dccc56c35543b98a54b72e9b4c68e2626cfb8cf089a22b8707bddf68466043

  • Size

    698KB

  • Sample

    231207-c1q2tsghcr

  • MD5

    ce4f82ea86dccea9f893e9c43331bc05

  • SHA1

    ed80f204a14d5617c96b4e6f973732d3e713167c

  • SHA256

    52dccc56c35543b98a54b72e9b4c68e2626cfb8cf089a22b8707bddf68466043

  • SHA512

    e408275f49a373535132530cdc0a3e153eb6fbbda7ec6ccbb2f5dcfeefe024531dbfc1efafa96c67fe77064a5ab73b09e0763a91d8defc28d0b575faed1b95d3

  • SSDEEP

    12288:xueH5qCnsf5EBEvzE/ZAhDNuzvNf+RqRkvODJ15r6VzPKNOlwvxHhu:/qCsf5EByzE/SQ5ChvODJYKN8aRh

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.boyeucarbon.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    investment123

Targets

    • Target

      52dccc56c35543b98a54b72e9b4c68e2626cfb8cf089a22b8707bddf68466043

    • Size

      698KB

    • MD5

      ce4f82ea86dccea9f893e9c43331bc05

    • SHA1

      ed80f204a14d5617c96b4e6f973732d3e713167c

    • SHA256

      52dccc56c35543b98a54b72e9b4c68e2626cfb8cf089a22b8707bddf68466043

    • SHA512

      e408275f49a373535132530cdc0a3e153eb6fbbda7ec6ccbb2f5dcfeefe024531dbfc1efafa96c67fe77064a5ab73b09e0763a91d8defc28d0b575faed1b95d3

    • SSDEEP

      12288:xueH5qCnsf5EBEvzE/ZAhDNuzvNf+RqRkvODJ15r6VzPKNOlwvxHhu:/qCsf5EByzE/SQ5ChvODJYKN8aRh

    • AgentTesla

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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