General

  • Target

    SYSTEM.Critical.Upgrade.Win10.0.26e26b85be2e07d.js

  • Size

    212KB

  • Sample

    220929-qznrzabad6

  • MD5

    6a76eeb61c3f44ae8d61bbddc9b1f58e

  • SHA1

    25ade112e1930ed4ca7501c0ab2944cb25738478

  • SHA256

    12921c2d0578f9d83ada9dfc4eb362ba5258d44e07741fcce87fdd91118d7cd2

  • SHA512

    a1b753cce043ee06b5b7520f4a46cc7fc704870d9d2ed9c7285bb2a4084a3075dff4c95ba369480dc5b9536ed2636bb856e4ac4e097322cb09b625260f13f518

  • SSDEEP

    1536:rcVvZx6Nl+Ywq8zNNR6E4JrLZ8hsnUKMkQcIntkov/VJH8Uq0is6EHqUXnxA+ETK:t25gfhe7

Malware Config

Targets

    • Target

      SYSTEM.Critical.Upgrade.Win10.0.26e26b85be2e07d.js

    • Size

      212KB

    • MD5

      6a76eeb61c3f44ae8d61bbddc9b1f58e

    • SHA1

      25ade112e1930ed4ca7501c0ab2944cb25738478

    • SHA256

      12921c2d0578f9d83ada9dfc4eb362ba5258d44e07741fcce87fdd91118d7cd2

    • SHA512

      a1b753cce043ee06b5b7520f4a46cc7fc704870d9d2ed9c7285bb2a4084a3075dff4c95ba369480dc5b9536ed2636bb856e4ac4e097322cb09b625260f13f518

    • SSDEEP

      1536:rcVvZx6Nl+Ywq8zNNR6E4JrLZ8hsnUKMkQcIntkov/VJH8Uq0is6EHqUXnxA+ETK:t25gfhe7

    • 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