General

  • Target

    JaffaCakes118_7b8ca19e8b7133aa8de06bc67e686330

  • Size

    389KB

  • Sample

    250104-yy3hqsxkgp

  • MD5

    7b8ca19e8b7133aa8de06bc67e686330

  • SHA1

    f347e1868be50a71042d9498955bc9ce48fef47a

  • SHA256

    3e38444ba9e9764335fa316410b7261f1f672e51178b3ce87f3cee7fb60e469b

  • SHA512

    b4fd99b080d780d127e9384b52f78e309a4efd38aaa870f8fb52ca896db4c3c12cc581aac11a75ff8de8ddade43dffc76e38b99b8623fbda906bfcb637d6de62

  • SSDEEP

    6144:JtEVpyJD+zjjSKDCmSam8xOPC4sOwMrSWtDYR3x0/9Yz1i:JtEVpyJyzjjJ4aBmCQr50uF

Malware Config

Targets

    • Target

      JaffaCakes118_7b8ca19e8b7133aa8de06bc67e686330

    • Size

      389KB

    • MD5

      7b8ca19e8b7133aa8de06bc67e686330

    • SHA1

      f347e1868be50a71042d9498955bc9ce48fef47a

    • SHA256

      3e38444ba9e9764335fa316410b7261f1f672e51178b3ce87f3cee7fb60e469b

    • SHA512

      b4fd99b080d780d127e9384b52f78e309a4efd38aaa870f8fb52ca896db4c3c12cc581aac11a75ff8de8ddade43dffc76e38b99b8623fbda906bfcb637d6de62

    • SSDEEP

      6144:JtEVpyJD+zjjSKDCmSam8xOPC4sOwMrSWtDYR3x0/9Yz1i:JtEVpyJyzjjJ4aBmCQr50uF

    • ISR Stealer

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

    • ISR Stealer payload

    • Isrstealer family

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks