Overview

overview

8

Static

static

1

VoicemodIn...cu.exe

windows10-ltsc_2021-x64

8

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General

  • Target
    VoicemodInstaller_1.6.0-zxtpcu.exe
  • Size 6.1MB
  • Sample260913-gla5aascrd
  • SHA256 bf11ab3c3e94ddf40a8edbf1eae52bf518c66d58560fc33defda720acd34506d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
bootkitdefense_evasiondiscoveryexecutioninstallerpersistenceransomware

Malware Config

Targets

    • Target
      VoicemodInstaller_1.6.0-zxtpcu.exe
    • Size 6.1MB
    • SHA256 bf11ab3c3e94ddf40a8edbf1eae52bf518c66d58560fc33defda720acd34506d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    bootkitdefense_evasiondiscoveryexecutioninstallerpersistenceransomware

    • Disables Task Manager via registry modification

      defense_evasion

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • 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.

      bootkitpersistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

      discovery
    behavioral1

MITRE ATT&CK Enterprise v16

Tasks