General

  • Target

    a5e59d253f30127f825440012464a337514b229111426baa9a5524a8dc5f68f5

  • Size

    635KB

  • Sample

    240602-bbk9lsdg68

  • MD5

    581f5763fdfaaae323f53a8025f09e8a

  • SHA1

    8864e02de52947bdfb601b2079dcdf98b074befe

  • SHA256

    a5e59d253f30127f825440012464a337514b229111426baa9a5524a8dc5f68f5

  • SHA512

    155f3b7d3b2b031898a9067629aa578d509186983f61d2f088bca966d2d985e5cb0f356a1246915d40d4b6f1a5bf6757e8633beca63b925ab87ce3e2b542c0cb

  • SSDEEP

    12288:u9MSDYQmiyXiyUkvBcu+Su5pWoSBgYq+o:uWQCBcjpeWB

Malware Config

Targets

    • Target

      a5e59d253f30127f825440012464a337514b229111426baa9a5524a8dc5f68f5

    • Size

      635KB

    • MD5

      581f5763fdfaaae323f53a8025f09e8a

    • SHA1

      8864e02de52947bdfb601b2079dcdf98b074befe

    • SHA256

      a5e59d253f30127f825440012464a337514b229111426baa9a5524a8dc5f68f5

    • SHA512

      155f3b7d3b2b031898a9067629aa578d509186983f61d2f088bca966d2d985e5cb0f356a1246915d40d4b6f1a5bf6757e8633beca63b925ab87ce3e2b542c0cb

    • SSDEEP

      12288:u9MSDYQmiyXiyUkvBcu+Su5pWoSBgYq+o:uWQCBcjpeWB

    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • Renames multiple (61) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • 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.

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks