General

  • Target
    shipmentReceipt( 22).pdf _customInvoice12074408.exe
  • Size 716KB
  • Sample230526-mchewsfa34
  • SHA256 088dece027bdaff18c0f6ba9aecc17d2e55bc901ccfef1bbd02ca1f6eb367b1b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot1360033246:AAF6H8m6YrL09doyxtsvJzZ_cIl__BCF4aU/sendDocument

Targets

    • Target
      shipmentReceipt( 22).pdf _customInvoice12074408.exe
    • Size 716KB
    • SHA256 088dece027bdaff18c0f6ba9aecc17d2e55bc901ccfef1bbd02ca1f6eb367b1b
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • AgentTesla payload

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks