General

  • Target
    SecuriteInfo.com.Trojan.PWS.Siggen2.51871.27724.5588
  • Size 735KB
  • Sample200714-8dn51cbkae
  • SHA256 5ea87704ee73ec6165288907824fe246c4d8bb4f0599ba234973cfd79357a4d0
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.skibokshotell.no/

  • Port

    21

  • Password

    u{psFslG@7Ly

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.skibokshotell.no/

  • Port

    21

  • Password

    u{psFslG@7Ly

Targets

    • Target
      SecuriteInfo.com.Trojan.PWS.Siggen2.51871.27724.5588
    • Size 735KB
    • SHA256 5ea87704ee73ec6165288907824fe246c4d8bb4f0599ba234973cfd79357a4d0
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • Looks for VirtualBox Guest Additions in registry

    • Drops file in Drivers directory

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks