General

  • Target

    4230deba8f7593139ba0771763c035daf26f32d0040bd248a10115dba2004f0eN.exe

  • Size

    453KB

  • Sample

    241111-vvjdxa1nbw

  • MD5

    8a889ce191e7bd0348781d897ae5d843

  • SHA1

    aa14b6faf30d660f21d6987ae96df1de092d75aa

  • SHA256

    9137736d7e72132a66a8ebae892e89fd21e1e22c52a4fe5b56b572adcbc04b57

  • SHA512

    828859bac6bc0393b613926d7d3761b12423f46facc24f4880b9f96cbc895453dac5d9df50e05bb45676a24ba43ccd7dd1b170574717ac58694d99ca3d24e956

  • SSDEEP

    12288:imKmKCT6CTQNb/QMp3UoyugTA7rQmDjrhn:5FT7iFp3rbE2j9

Malware Config

Targets

    • Target

      4230deba8f7593139ba0771763c035daf26f32d0040bd248a10115dba2004f0eN.exe

    • Size

      453KB

    • MD5

      8a889ce191e7bd0348781d897ae5d843

    • SHA1

      aa14b6faf30d660f21d6987ae96df1de092d75aa

    • SHA256

      9137736d7e72132a66a8ebae892e89fd21e1e22c52a4fe5b56b572adcbc04b57

    • SHA512

      828859bac6bc0393b613926d7d3761b12423f46facc24f4880b9f96cbc895453dac5d9df50e05bb45676a24ba43ccd7dd1b170574717ac58694d99ca3d24e956

    • SSDEEP

      12288:imKmKCT6CTQNb/QMp3UoyugTA7rQmDjrhn:5FT7iFp3rbE2j9

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Sets service image path in registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks