Overview

overview

10

Static

static

3

4740ab354a...d4.exe

windows7-x64

10

4740ab354a...d4.exe

windows10-2004-x64

10

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General

  • Target

    4740ab354a836006d48c6af651852df436a1ed07e9ad4fa09c9aa6cd34fd68d4

  • Size

    14KB

  • Sample

    240528-fkfgyagd44

  • MD5

    cf37b43fd1149f718c085c1926bacfd5

  • SHA1

    dc68b780d86929b212d0bd6adb7f3aa1a06894f5

  • SHA256

    4740ab354a836006d48c6af651852df436a1ed07e9ad4fa09c9aa6cd34fd68d4

  • SHA512

    7f8696d8fa85946b487bd0793981a511a4673f433d847fe7f5a89794c1be76537a59980a386e79a70a7a78182f173b3304957f0890ae770cf0b23222851dd4f6

  • SSDEEP

    384:W/B5q72Bxo/NmBsRvWfM326U8bt8/3AKQj:6B5G2BiVOs9uMS8bt8y

Score
10/10
babukdefense_evasionexecutionimpactransomware

Malware Config

Targets

    • Target

      4740ab354a836006d48c6af651852df436a1ed07e9ad4fa09c9aa6cd34fd68d4

    • Size

      14KB

    • MD5

      cf37b43fd1149f718c085c1926bacfd5

    • SHA1

      dc68b780d86929b212d0bd6adb7f3aa1a06894f5

    • SHA256

      4740ab354a836006d48c6af651852df436a1ed07e9ad4fa09c9aa6cd34fd68d4

    • SHA512

      7f8696d8fa85946b487bd0793981a511a4673f433d847fe7f5a89794c1be76537a59980a386e79a70a7a78182f173b3304957f0890ae770cf0b23222851dd4f6

    • SSDEEP

      384:W/B5q72Bxo/NmBsRvWfM326U8bt8/3AKQj:6B5G2BiVOs9uMS8bt8y

    Score
    10/10
    babukdefense_evasionexecutionimpactransomware

    • Babuk Locker

      RaaS first seen in 2021 initially called Vasa Locker.

      ransomwarebabuk

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (221) 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