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Overview

overview

10

Static

static

3

1_crc_f_1_..._2.exe

windows7-x64

10

1_crc_f_1_..._2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1_crc_f_1_multibabyk_ST_2.bin

  • Size

    79KB

  • Sample

    250307-j47mbawyes

  • MD5

    6d826f8086014653f1974a0ec951eb9f

  • SHA1

    00227a90e1d47357aabc128fd59255fe93a6e6cb

  • SHA256

    f9750b9ae734f9dd715521d9b1c3a4513845988d1d09af2acad471159affe167

  • SHA512

    6f12ebb21713470822cc0cec55418130fabf763e3bea19ee033303ae1573eef03a5d38a2d8eaeaaeacd4bf0bf528cfe37f6091b70687474c67e6d7412375026d

  • SSDEEP

    1536:s2kWBeGPGEbmsrQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2nsf:fBeBsmsrQLOJgY8Zp8LHD4XWaNH71dLc

Score
10/10
babukdefense_evasiondiscoveryexecutionimpactransomware

Malware Config

Targets

    • Target

      1_crc_f_1_multibabyk_ST_2.bin

    • Size

      79KB

    • MD5

      6d826f8086014653f1974a0ec951eb9f

    • SHA1

      00227a90e1d47357aabc128fd59255fe93a6e6cb

    • SHA256

      f9750b9ae734f9dd715521d9b1c3a4513845988d1d09af2acad471159affe167

    • SHA512

      6f12ebb21713470822cc0cec55418130fabf763e3bea19ee033303ae1573eef03a5d38a2d8eaeaaeacd4bf0bf528cfe37f6091b70687474c67e6d7412375026d

    • SSDEEP

      1536:s2kWBeGPGEbmsrQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2nsf:fBeBsmsrQLOJgY8Zp8LHD4XWaNH71dLc

    Score
    10/10
    babukdefense_evasiondiscoveryexecutionimpactransomware

    • Babuk Locker

      RaaS first seen in 2021 initially called Vasa Locker.

      ransomwarebabuk

    • Babuk family

      babuk

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (211) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

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

    • Enumerates connected drives

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks