General

  • Target

    physics.exe

  • Size

    1.0MB

  • Sample

    230521-kf5ngsha59

  • MD5

    87516deb38c3a60921feea6f44fc332e

  • SHA1

    98fa44b54b8a9528385dcea5cf7d3e573f60c975

  • SHA256

    3d52dfd10b5c3772450a444dbe3f5843ec47e656c1bdf8289cbe7d72045965fb

  • SHA512

    6cfaeb0eef55011e8227508da62059d6086831fd80c9dd93cde96f334fd3fe5fad6578baa728db8b1ad4cdf888901919f525a99e608c9de58ed17237e6f00088

  • SSDEEP

    24576:XytjDLOjt+G/urq8pyZvNo3kuoSse4nbRpaxu:itfijb/yqPZvNo3k0in9

Malware Config

Extracted

Family

redline

Botnet

mixa

C2

185.161.248.37:4138

Attributes
  • auth_value

    9d14534b25ac495ab25b59800acf3bb2

Targets

    • Target

      physics.exe

    • Size

      1.0MB

    • MD5

      87516deb38c3a60921feea6f44fc332e

    • SHA1

      98fa44b54b8a9528385dcea5cf7d3e573f60c975

    • SHA256

      3d52dfd10b5c3772450a444dbe3f5843ec47e656c1bdf8289cbe7d72045965fb

    • SHA512

      6cfaeb0eef55011e8227508da62059d6086831fd80c9dd93cde96f334fd3fe5fad6578baa728db8b1ad4cdf888901919f525a99e608c9de58ed17237e6f00088

    • SSDEEP

      24576:XytjDLOjt+G/urq8pyZvNo3kuoSse4nbRpaxu:itfijb/yqPZvNo3k0in9

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks