General

  • Target

    SYSTEM.Security.Database.Upgrade.Win10.0.jse

  • Size

    185KB

  • Sample

    220915-gr1l5acaf7

  • MD5

    f6d2fc78661b55258fb704f66c9949e4

  • SHA1

    7c4608440e4afcb032890edd4deef18a0ce3c8dd

  • SHA256

    6a68217b951f9655e4a7ed13fcfc4696ac5d231450fe7d2be8b6a1d71425752c

  • SHA512

    9f66641f19e8046b19f7bffa056ec3e677aae853102dded94c22665381d0d2b65334c16c74d7b64df319b1518931d6ad281ad86c1fbc67ee6ba1984f67506dce

  • SSDEEP

    3072:dthtQYzUz8giIajyEPeR00t/+DYhRkEIKf+6yr3S1IuIDbHBX66vPYH/J25gfgbD:z73zUz8gCjyUeihSRkCy3H36HxgbD

Malware Config

Targets

    • Target

      SYSTEM.Security.Database.Upgrade.Win10.0.jse

    • Size

      185KB

    • MD5

      f6d2fc78661b55258fb704f66c9949e4

    • SHA1

      7c4608440e4afcb032890edd4deef18a0ce3c8dd

    • SHA256

      6a68217b951f9655e4a7ed13fcfc4696ac5d231450fe7d2be8b6a1d71425752c

    • SHA512

      9f66641f19e8046b19f7bffa056ec3e677aae853102dded94c22665381d0d2b65334c16c74d7b64df319b1518931d6ad281ad86c1fbc67ee6ba1984f67506dce

    • SSDEEP

      3072:dthtQYzUz8giIajyEPeR00t/+DYhRkEIKf+6yr3S1IuIDbHBX66vPYH/J25gfgbD:z73zUz8gCjyUeihSRkCy3H36HxgbD

    • Detect magniber ransomware

    • Magniber Ransomware

      Ransomware family widely seen in Asia being distributed by the Magnitude exploit kit.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Modifies boot configuration data using bcdedit

    • Deletes System State backups

      Uses wbadmin.exe to inhibit system recovery.

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

MITRE ATT&CK Enterprise v6

Tasks