General

  • Target
    SecuriteInfo.com.MSIL.Agent.NHM.tr.dldr.14525.exe
  • Size 922KB
  • Sample220908-m3dvdsbefr
  • SHA256 88b00afd2b4f33893e8ca2dfb3a40cfa15d990d731cb1b15617a8f606b5672d0
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot5083863399:AAH9g72QTdN88jNOd6_tBrE8gEd-FpXnfHE/sendDocument

Targets

    • Target
      SecuriteInfo.com.MSIL.Agent.NHM.tr.dldr.14525.exe
    • Size 922KB
    • SHA256 88b00afd2b4f33893e8ca2dfb3a40cfa15d990d731cb1b15617a8f606b5672d0
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • AgentTesla payload

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks