General

  • Target

    cpu-z_1.96-en.exe

  • Size

    2.0MB

  • Sample

    210722-5qyrj3ydr2

  • MD5

    da4dcb09501bd9a5a126ba718b733620

  • SHA1

    a6c1ff1018e0a2afe571ed75fbbaa509e0156a66

  • SHA256

    a6b30478495db253aefc205c4a7d23951816bfbcf736219f1b54f74ebc212c25

  • SHA512

    15cbee3ae030e898708985106887ed4fa69594fb711245a784abe0644a3feac87e93fe940065d7ded3bb31d390f570e0d90a33f0b35721862c704c1a604410b4

Malware Config

Targets

    • Target

      cpu-z_1.96-en.exe

    • Size

      2.0MB

    • MD5

      da4dcb09501bd9a5a126ba718b733620

    • SHA1

      a6c1ff1018e0a2afe571ed75fbbaa509e0156a66

    • SHA256

      a6b30478495db253aefc205c4a7d23951816bfbcf736219f1b54f74ebc212c25

    • SHA512

      15cbee3ae030e898708985106887ed4fa69594fb711245a784abe0644a3feac87e93fe940065d7ded3bb31d390f570e0d90a33f0b35721862c704c1a604410b4

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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 Matrix ATT&CK v6

Persistence

Bootkit

1
T1067

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Tasks