General

  • Target

    4b0485bdb683dd7298c1f78f25d6565e3bf73c25baa9f7a8d7f5e610241dda9e

  • Size

    350KB

  • Sample

    221003-3gy67scca9

  • MD5

    03b644f16b344f7a6b20b575ac2e57e0

  • SHA1

    9fea9cc793b82435aa55fe67fdbceaade3895d4c

  • SHA256

    4b0485bdb683dd7298c1f78f25d6565e3bf73c25baa9f7a8d7f5e610241dda9e

  • SHA512

    c21eb6e8cab24ed609dbf8f1f21fa8e416d5342aaf7f8b763539bde3ba9a9f1bc7ab97c969a1c1ead89cd3a894ccc266446a0fd9a995e116055b43b4221b3ce1

  • SSDEEP

    6144:yyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:y3BdQLL4BE93NGVYZX9BukJlwxSJdEm

Malware Config

Targets

    • Target

      4b0485bdb683dd7298c1f78f25d6565e3bf73c25baa9f7a8d7f5e610241dda9e

    • Size

      350KB

    • MD5

      03b644f16b344f7a6b20b575ac2e57e0

    • SHA1

      9fea9cc793b82435aa55fe67fdbceaade3895d4c

    • SHA256

      4b0485bdb683dd7298c1f78f25d6565e3bf73c25baa9f7a8d7f5e610241dda9e

    • SHA512

      c21eb6e8cab24ed609dbf8f1f21fa8e416d5342aaf7f8b763539bde3ba9a9f1bc7ab97c969a1c1ead89cd3a894ccc266446a0fd9a995e116055b43b4221b3ce1

    • SSDEEP

      6144:yyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:y3BdQLL4BE93NGVYZX9BukJlwxSJdEm

    • Drops file in Drivers directory

    • Possible privilege escalation attempt

    • Sets service image path in registry

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Deletes itself

    • Modifies file permissions

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

2
T1112

File Permissions Modification

1
T1222

Tasks