General

  • Target

    07a8a3dfe4e53f65dab43c5077028598_JaffaCakes118

  • Size

    480KB

  • Sample

    241001-196qmstbpn

  • MD5

    07a8a3dfe4e53f65dab43c5077028598

  • SHA1

    9af613fa8b8bc6f995f023b69ff8d3bfe2ae0b30

  • SHA256

    d58398ecd1091925a638caafa666f471712a6cba1431acbe4b480f577054c6f9

  • SHA512

    5131af3fd715e4be7cf4160dd792eee4449405cb8821d8cb1c5be7203ecd94f6087f2acec564de43757f823266ec9ba7e95f2e0751bdeffd513a70c54aaa90cd

  • SSDEEP

    12288:xD6anAVrdVutS3wSgc0JACyb1yUhg2SGDWNw4:dPAdNjiACyb1yUh+Gkx

Malware Config

Targets

    • Target

      07a8a3dfe4e53f65dab43c5077028598_JaffaCakes118

    • Size

      480KB

    • MD5

      07a8a3dfe4e53f65dab43c5077028598

    • SHA1

      9af613fa8b8bc6f995f023b69ff8d3bfe2ae0b30

    • SHA256

      d58398ecd1091925a638caafa666f471712a6cba1431acbe4b480f577054c6f9

    • SHA512

      5131af3fd715e4be7cf4160dd792eee4449405cb8821d8cb1c5be7203ecd94f6087f2acec564de43757f823266ec9ba7e95f2e0751bdeffd513a70c54aaa90cd

    • SSDEEP

      12288:xD6anAVrdVutS3wSgc0JACyb1yUhg2SGDWNw4:dPAdNjiACyb1yUh+Gkx

    • ISR Stealer

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

    • ISR Stealer payload

    • 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

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks