Overview

overview

10

Static

static

1

URLScan

urlscan

https://github.com/D...

windows10-ltsc_2021-x64

10

Sharing

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General

  • Target

    https://github.com/Da2dalus/The-MALWARE-Repo

  • Sample

    250323-cnajbazrw8

Score
10/10
badrabbitinfinitylockmimikatzdefense_evasiondiscoverypersistenceransomware

Malware Config

Targets

    • Target

      https://github.com/Da2dalus/The-MALWARE-Repo

    Score
    10/10
    badrabbitinfinitylockmimikatzdefense_evasiondiscoverypersistenceransomware

    • BadRabbit

      Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.

      ransomwarebadrabbit

    • Badrabbit family

      badrabbit

    • InfinityLock Ransomware

      Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.

      ransomwareinfinitylock

    • Infinitylock family

      infinitylock

    • Mimikatz

      mimikatz is an open source tool to dump credentials on Windows.

      mimikatz

    • Mimikatz family

      mimikatz

    • Modifies WinLogon for persistence

      persistence

    • mimikatz is an open source tool to dump credentials on Windows

    • Disables Task Manager via registry modification

      defense_evasion

    • Downloads MZ/PE file

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

      defense_evasion

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Modifies WinLogon

      persistence

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Safe Mode Boot

1
T1562.009

Modify Registry

5
T1112

Subvert Trust Controls

1
T1553

SIP and Trust Provider Hijacking

1
T1553.003

Credential Access

Discovery

Browser Information Discovery

1
T1217

Query Registry

3
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks