General

  • Target

    SYSTEM.Critical.Upgrade.Win10.0.7f9deb08357b29.js

  • Size

    222KB

  • Sample

    221014-kg1e6affal

  • MD5

    b23cae8d39d76a08197382e0d9d5c297

  • SHA1

    2bcc921be8477c6cce77ff4782e068ca798318de

  • SHA256

    934cfeb5ee3d2ba49831d76dffb1a2658326e1cd90b50779d6670eb2fbdc7ed1

  • SHA512

    e120d8b7f60ec7029c00f23573bff52b3d5655c0657a42fc7585e66a256afc99df78d942778a87913a9271d0e4f233b5511bf40328c6244b773ef52b41a3b72b

  • SSDEEP

    1536:62W2DpnCRTcWhVW+kIsoT3C9Adztk+sIbl2/V8pfzauBNo15q/K6cU77gVsCftVY:T25gfsss

Malware Config

Targets

    • Target

      SYSTEM.Critical.Upgrade.Win10.0.7f9deb08357b29.js

    • Size

      222KB

    • MD5

      b23cae8d39d76a08197382e0d9d5c297

    • SHA1

      2bcc921be8477c6cce77ff4782e068ca798318de

    • SHA256

      934cfeb5ee3d2ba49831d76dffb1a2658326e1cd90b50779d6670eb2fbdc7ed1

    • SHA512

      e120d8b7f60ec7029c00f23573bff52b3d5655c0657a42fc7585e66a256afc99df78d942778a87913a9271d0e4f233b5511bf40328c6244b773ef52b41a3b72b

    • SSDEEP

      1536:62W2DpnCRTcWhVW+kIsoT3C9Adztk+sIbl2/V8pfzauBNo15q/K6cU77gVsCftVY:T25gfsss

    • 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