General

  • Target
    6647473163108352.zip
  • Size 732KB
  • Sample211231-mfe4yafcfj
  • SHA256 c1b1647d0139cec7502ac097db85343e037559ed0afacab08f50a29e0adadfe1
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot2049439171:AAHTF-OzMCy9i3S0b0hmaVc_mUsY0h6Ue_w/sendDocument

Targets

    • Target
      3a4fc42fdb5a73034c00e4d709dad5641ca8ec64c0684fa5ce5138551dd3f47a
    • Size 300.0MB
    • SHA256 3a4fc42fdb5a73034c00e4d709dad5641ca8ec64c0684fa5ce5138551dd3f47a
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks