General

  • Target

    9cf6b481176f100d25ab18f51a94ddba5331eb5a71e7e5be61d4d804beaf2b7f

  • Size

    1.3MB

  • Sample

    240612-jra3ksvern

  • MD5

    578686d426220cca6710384f1a796d40

  • SHA1

    881f44b6559c0f208d80a038f590957a59d43ae7

  • SHA256

    9cf6b481176f100d25ab18f51a94ddba5331eb5a71e7e5be61d4d804beaf2b7f

  • SHA512

    aee8f001567f1fc70b7f96af646c72a0370dd072259c6148e48ed6fad87b523604c429f856142131fc0c421ddf14fb961fb7958744d1ffa677fbf44a3f985fd3

  • SSDEEP

    24576:CCKjGgWSHMwVBBcMOIix4qGZxpzkKmpn4NURh426RQUh+i/KLG:fKaSHDVIMOr+q2pAj4+h426aUQKKL

Malware Config

Targets

    • Target

      9cf6b481176f100d25ab18f51a94ddba5331eb5a71e7e5be61d4d804beaf2b7f

    • Size

      1.3MB

    • MD5

      578686d426220cca6710384f1a796d40

    • SHA1

      881f44b6559c0f208d80a038f590957a59d43ae7

    • SHA256

      9cf6b481176f100d25ab18f51a94ddba5331eb5a71e7e5be61d4d804beaf2b7f

    • SHA512

      aee8f001567f1fc70b7f96af646c72a0370dd072259c6148e48ed6fad87b523604c429f856142131fc0c421ddf14fb961fb7958744d1ffa677fbf44a3f985fd3

    • SSDEEP

      24576:CCKjGgWSHMwVBBcMOIix4qGZxpzkKmpn4NURh426RQUh+i/KLG:fKaSHDVIMOr+q2pAj4+h426aUQKKL

    • UPX packed file

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

    • Checks whether UAC is enabled

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Defense Evasion

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

System Information Discovery

4
T1082

Query Registry

2
T1012

Peripheral Device Discovery

2
T1120

Tasks