Overview

overview

10

Static

static

1

Bolbi.vbs

windows11-21h2-x64

10

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General

  • Target

    Bolbi.vbs

  • Size

    1.1MB

  • Sample

    240422-nrn2naah8v

  • MD5

    584f03161a17b36b2f5163dd85bc0b77

  • SHA1

    04dad07d0146ff09c0dacc3f248dbda16055a609

  • SHA256

    ee2a2b418e82683de196beb5d4f6cb213e7579d783b06b9949f4a988f515b324

  • SHA512

    530ef231a0fea29700d8bbffa5ed40b4cc05b96323fcbd853e86f050362d84f8a5250387f86a47ec0f103a76b00bada9c352a3c6c76736740984732c184003ff

  • SSDEEP

    24576:gjSdueeKiZeXA940z802o5mNBriKgcdgUixQsUgk:gjSduKCeA2oqdJqfk

Score
10/10
discoveryevasionexploitpersistenceransomwaretrojan

Malware Config

Targets

    • Target

      Bolbi.vbs

    • Size

      1.1MB

    • MD5

      584f03161a17b36b2f5163dd85bc0b77

    • SHA1

      04dad07d0146ff09c0dacc3f248dbda16055a609

    • SHA256

      ee2a2b418e82683de196beb5d4f6cb213e7579d783b06b9949f4a988f515b324

    • SHA512

      530ef231a0fea29700d8bbffa5ed40b4cc05b96323fcbd853e86f050362d84f8a5250387f86a47ec0f103a76b00bada9c352a3c6c76736740984732c184003ff

    • SSDEEP

      24576:gjSdueeKiZeXA940z802o5mNBriKgcdgUixQsUgk:gjSduKCeA2oqdJqfk

    Score
    10/10
    discoveryevasionexploitpersistenceransomwaretrojan

    • UAC bypass

      evasiontrojan

    • Modifies Installed Components in the registry

      persistence

    • Possible privilege escalation attempt

      exploit

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

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

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

6
T1112

File and Directory Permissions Modification

1
T1222

Credential Access

Discovery

System Information Discovery

5
T1082

Query Registry

4
T1012

Peripheral Device Discovery

2
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Defacement

1
T1491

Resource Development

Reconnaissance

Tasks