General

  • Target

    3396-163-0x0000000000400000-0x0000000000478000-memory.dmp

  • Size

    480KB

  • Sample

    230413-pnhwxacf9x

  • MD5

    070e46344fcc3a7a722fd6745408cdcc

  • SHA1

    9afa1bbe5dee48e79eae90aaafee823991f5836d

  • SHA256

    a13ea1a09f95ced54eecb9f465840d08084ece6af94428a1a0d0a2d2ef717e67

  • SHA512

    61fc61f0f518211f9e26724f10a54e4fd0fa15830ef63a16c3fb908325543ae737c1eab8c4a97e6a1948f9ca7f21e2af7cd78b63174e7eec425ace475bc699fd

  • SSDEEP

    6144:5aO1tme++wif8rNHXf500MOduQNqS6HSTI6Mqbg64hX7buIMVT5uA:AO1tTdmd50okQNq6Uxx5bhMVVuA

Malware Config

Extracted

Family

azorult

C2

http://dblg023.shop/bill1/index.php

Extracted

Family

quasar

Version

1.3.0.0

Botnet

APR

C2

19ap22.duckdns.org:100

Mutex

QSR_MUTEX_KuRNqiBWI63hLvM1k8

Attributes
  • encryption_key

    TMHR4yuB8MoZH2RLARpT

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      3396-163-0x0000000000400000-0x0000000000478000-memory.dmp

    • Size

      480KB

    • MD5

      070e46344fcc3a7a722fd6745408cdcc

    • SHA1

      9afa1bbe5dee48e79eae90aaafee823991f5836d

    • SHA256

      a13ea1a09f95ced54eecb9f465840d08084ece6af94428a1a0d0a2d2ef717e67

    • SHA512

      61fc61f0f518211f9e26724f10a54e4fd0fa15830ef63a16c3fb908325543ae737c1eab8c4a97e6a1948f9ca7f21e2af7cd78b63174e7eec425ace475bc699fd

    • SSDEEP

      6144:5aO1tme++wif8rNHXf500MOduQNqS6HSTI6Mqbg64hX7buIMVT5uA:AO1tTdmd50okQNq6Uxx5bhMVVuA

    • Azorult

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

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Looks up external IP address via web service

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

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

5
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

5
T1005

Email Collection

1
T1114

Tasks