General

  • Target

    PO IST-PO-2022-224.exe

  • Size

    681KB

  • Sample

    221204-ng5xesde88

  • MD5

    8b1515b8a1383499a1a50a048d6c8a5b

  • SHA1

    f167154cbd6d504463fe11f89d1f49bacb77db05

  • SHA256

    98e2349140954dcc6a9cf4cf4007adcbb10687fe04cdbfa88235523168b0ebc0

  • SHA512

    e8043a1074175c3312fee5f71dfc898e9d618dba6b022dbe25bc1c5c440b7fc42c088248e52ace7330b013351b0100d7519a2c125c9ea127adce04abeacd7701

  • SSDEEP

    12288:jkuiAafRnDJNwmENIG5wvgclycQlYRO+zHXIYKlSwx7IkNJfp/sVfdcLl:IucfRnsPNIJZGyO+z4Qw+m0

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      PO IST-PO-2022-224.exe

    • Size

      681KB

    • MD5

      8b1515b8a1383499a1a50a048d6c8a5b

    • SHA1

      f167154cbd6d504463fe11f89d1f49bacb77db05

    • SHA256

      98e2349140954dcc6a9cf4cf4007adcbb10687fe04cdbfa88235523168b0ebc0

    • SHA512

      e8043a1074175c3312fee5f71dfc898e9d618dba6b022dbe25bc1c5c440b7fc42c088248e52ace7330b013351b0100d7519a2c125c9ea127adce04abeacd7701

    • SSDEEP

      12288:jkuiAafRnDJNwmENIG5wvgclycQlYRO+zHXIYKlSwx7IkNJfp/sVfdcLl:IucfRnsPNIJZGyO+z4Qw+m0

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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 v6

Tasks