General

  • Target

    Rutherfordium.exe-main.zip

  • Size

    668KB

  • Sample

    240810-zrrnbssanh

  • MD5

    d078268bfd50180e2f202222d43374d8

  • SHA1

    5a1d76d6fb5d892565a8c106ddb5fbc37d028bad

  • SHA256

    859f7ff63811ac93eb9d8ed44893a52e216c03a6cd6dadc464c538894491d235

  • SHA512

    669074121ea0f492f1636b6aefa71cb767d547cca85087da41a0022a9346d6d73b3c48cb3ec537848c7dcc638fe5f2cba806b13f73d1f10641039cfa5727f104

  • SSDEEP

    12288:Gvj6aCBignmbochSRa5D3OzOYYi7io1b4DJUvjuhdrr+Pmgn6ENrMgJX:861U5ovRiOzOY96WjuDrrRYrMO

Malware Config

Targets

    • Target

      Rutherfordium.exe

    • Size

      263KB

    • MD5

      bbb9f19a08712300e0b9afddf1aecb5d

    • SHA1

      0e0778cb6b0396fe98a01772f8cbb3129dfd971a

    • SHA256

      368234de5fb9ea1a242dd22857156ddd2e6f3fa068a78199a3a2606996cf2e82

    • SHA512

      20d7bbb4c92c11be620268d259d06b0fc9a31dc6924e84fb88671cc9be6bc35ff0949a2291da5ab3d21980689545c2c6c5996b079c50e5400f0f4a454bc879b5

    • SSDEEP

      6144:9wI1Kh0w+FEf4fLAyaTG4Q4fl951KSjjm7MMWsOW:hwBAfLsGVg7jOT

    • Disables Task Manager via registry modification

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Target

      Rutherfordium.exe

    • Size

      263KB

    • MD5

      bbb9f19a08712300e0b9afddf1aecb5d

    • SHA1

      0e0778cb6b0396fe98a01772f8cbb3129dfd971a

    • SHA256

      368234de5fb9ea1a242dd22857156ddd2e6f3fa068a78199a3a2606996cf2e82

    • SHA512

      20d7bbb4c92c11be620268d259d06b0fc9a31dc6924e84fb88671cc9be6bc35ff0949a2291da5ab3d21980689545c2c6c5996b079c50e5400f0f4a454bc879b5

    • SSDEEP

      6144:9wI1Kh0w+FEf4fLAyaTG4Q4fl951KSjjm7MMWsOW:hwBAfLsGVg7jOT

    • Disables Task Manager via registry modification

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Enterprise v15

Tasks