Resubmissions

20-02-2021 15:36

210220-9cg82v99kn 10

19-02-2021 16:57

210219-tspwkkvkx6 10

General

  • Target

    cracknet.net.exe

  • Size

    9.4MB

  • Sample

    210220-9cg82v99kn

  • MD5

    f1793fce0b5f8b030be2e0f9317db5fe

  • SHA1

    bfdb56e0dc953ada7bdfd9ce59775886ba681964

  • SHA256

    8b5d4ad889dcc0e472631120ff7dc0b95ae05747a740b42683039d46d0d45423

  • SHA512

    e3e8d4fabfe9f91fc329d87bb258561c0afec6716bd2163a4b05349eb5951c780577f043e298227fabdffedaf7012e4621d41587733069590bfda43d3e70dd5c

Malware Config

Extracted

Family

azorult

C2

http://kvaka.li/1210776429.php

Targets

    • Target

      cracknet.net.exe

    • Size

      9.4MB

    • MD5

      f1793fce0b5f8b030be2e0f9317db5fe

    • SHA1

      bfdb56e0dc953ada7bdfd9ce59775886ba681964

    • SHA256

      8b5d4ad889dcc0e472631120ff7dc0b95ae05747a740b42683039d46d0d45423

    • SHA512

      e3e8d4fabfe9f91fc329d87bb258561c0afec6716bd2163a4b05349eb5951c780577f043e298227fabdffedaf7012e4621d41587733069590bfda43d3e70dd5c

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Pony,Fareit

      Pony is a Remote Access Trojan application that steals information.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks