Overview

overview

10

Static

static

10

2024-06-19...ta.exe

windows7-x64

10

2024-06-19...ta.exe

windows10-2004-x64

10

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General

  • Target

    2024-06-19_158c05f6a58911e568c0497caf1dd363_darkside_lockbit_neshta

  • Size

    510KB

  • Sample

    240619-j944daxcmc

  • MD5

    158c05f6a58911e568c0497caf1dd363

  • SHA1

    8fb6c09de4406ba53bccfe798d8ac89fcf7813d7

  • SHA256

    6b26877f0065b3a38c07050b1cb4615d22ef039ca94fcae118bd16520a200b1c

  • SHA512

    cb948b85795240c329c61ece866e3e04cac570552c4a06c9d915d90d363ad66a46579c3bbc564de574554da40d5ee69b24308c4004deb802b48bc7fe6569fb2b

  • SSDEEP

    12288:edg/1MB94JD7RfaVT1hG98P67PNV3giFH6J1VjR3L6dpbQrQyEpInmwuRUfaZ7mC:OgdRpBq1hG98P67PNV3giFH6J1VjR3Wf

Score
10/10
blackmatterlockbitneshtapersistenceransomwarespywarestealer

Malware Config

Extracted

Family

blackmatter

Version

25.239

Targets

    • Target

      2024-06-19_158c05f6a58911e568c0497caf1dd363_darkside_lockbit_neshta

    • Size

      510KB

    • MD5

      158c05f6a58911e568c0497caf1dd363

    • SHA1

      8fb6c09de4406ba53bccfe798d8ac89fcf7813d7

    • SHA256

      6b26877f0065b3a38c07050b1cb4615d22ef039ca94fcae118bd16520a200b1c

    • SHA512

      cb948b85795240c329c61ece866e3e04cac570552c4a06c9d915d90d363ad66a46579c3bbc564de574554da40d5ee69b24308c4004deb802b48bc7fe6569fb2b

    • SSDEEP

      12288:edg/1MB94JD7RfaVT1hG98P67PNV3giFH6J1VjR3L6dpbQrQyEpInmwuRUfaZ7mC:OgdRpBq1hG98P67PNV3giFH6J1VjR3Wf

    Score
    10/10
    blackmatterlockbitneshtapersistenceransomwarespywarestealer

    • BlackMatter Ransomware

      BlackMatter ransomware group claims to be Darkside and REvil succesor.

      ransomwareblackmatter

    • Detect Neshta payload

    • Lockbit

      Ransomware family with multiple variants released since late 2019.

      ransomwarelockbit

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

      persistencespywareneshta

    • Rule to detect Lockbit 3.0 ransomware Windows payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks