Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    37652b0c01d717b554c4871a5b3631cf304e54871e3a1f9514b14145a2031d80

  • Size

    79KB

  • Sample

    240512-xd7raaah9s

  • MD5

    7deb707e7d264c73ce6b4dd905b6465d

  • SHA1

    fc67274fb481cb02bf8bcb0e9139751e3f3a38cd

  • SHA256

    37652b0c01d717b554c4871a5b3631cf304e54871e3a1f9514b14145a2031d80

  • SHA512

    8663953e48319c6cb20e35c5eafae7605bd824db11d1e7ff552311e7a3180d306bcd27730456f2e9cdaa8a40128329c343b9e6ec0797966c2a5ba8c8e803744b

  • SSDEEP

    1536:pOkWBeGPGEbmsrQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2nsf:8BeBsmsrQLOJgY8Zp8LHD4XWaNH71dLc

Score
10/10
babukdefense_evasionexecutionimpactransomware

Malware Config

Targets

    • Target

      37652b0c01d717b554c4871a5b3631cf304e54871e3a1f9514b14145a2031d80

    • Size

      79KB

    • MD5

      7deb707e7d264c73ce6b4dd905b6465d

    • SHA1

      fc67274fb481cb02bf8bcb0e9139751e3f3a38cd

    • SHA256

      37652b0c01d717b554c4871a5b3631cf304e54871e3a1f9514b14145a2031d80

    • SHA512

      8663953e48319c6cb20e35c5eafae7605bd824db11d1e7ff552311e7a3180d306bcd27730456f2e9cdaa8a40128329c343b9e6ec0797966c2a5ba8c8e803744b

    • SSDEEP

      1536:pOkWBeGPGEbmsrQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2nsf:8BeBsmsrQLOJgY8Zp8LHD4XWaNH71dLc

    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 (175) 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 Matrix ATT&CK v13

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Resource Development

Reconnaissance

Tasks