General

  • Target

    sample

  • Size

    15KB

  • Sample

    240705-jaqfyavbjq

  • MD5

    e49eb20ca309d8c2db69a208a6411e74

  • SHA1

    36b9d7cf9671fd7306b5e2c7d0c2b8f012ba235c

  • SHA256

    d8210a02192328d93c568b23175582f973acc29e73fadbcf8a025aebdf93ef24

  • SHA512

    58c83bc7864cd5c8e26e47f9b10bf5d4989429fbdf8fa3c9536fb10aff9fee0ce0f15ac368b7aabd7b6d0c99339afc34050c7dde678522af0b824ec1ade7d737

  • SSDEEP

    192:PNxyShvK9moqTJkNrv23dy6lqGW96tJ8UUqpKuw2NHLv22yxN:yShi9boJkNzGy6lA6LekvLLOHN

Malware Config

Targets

    • Target

      sample

    • Size

      15KB

    • MD5

      e49eb20ca309d8c2db69a208a6411e74

    • SHA1

      36b9d7cf9671fd7306b5e2c7d0c2b8f012ba235c

    • SHA256

      d8210a02192328d93c568b23175582f973acc29e73fadbcf8a025aebdf93ef24

    • SHA512

      58c83bc7864cd5c8e26e47f9b10bf5d4989429fbdf8fa3c9536fb10aff9fee0ce0f15ac368b7aabd7b6d0c99339afc34050c7dde678522af0b824ec1ade7d737

    • SSDEEP

      192:PNxyShvK9moqTJkNrv23dy6lqGW96tJ8UUqpKuw2NHLv22yxN:yShi9boJkNzGy6lA6LekvLLOHN

    • Renames multiple (125) files with added filename extension

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

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks