General

  • Target
    6e540cf9eee4ad60a985bbaa05c31d20e96c33cde02ca2fdedc8893524894ad7
  • Size 497KB
  • Sample221029-awbegadff4
  • SHA256 6e540cf9eee4ad60a985bbaa05c31d20e96c33cde02ca2fdedc8893524894ad7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      6e540cf9eee4ad60a985bbaa05c31d20e96c33cde02ca2fdedc8893524894ad7
    • Size 497KB
    • SHA256 6e540cf9eee4ad60a985bbaa05c31d20e96c33cde02ca2fdedc8893524894ad7
    • MD5 SHA1 SHA512 SSDEEP
    • ISR Stealer

      ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

    • ISR Stealer payload

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Nirsoft

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks