General

  • Target
    c7a310982da68b10360854f9cd78e718.exe
  • Size 100KB
  • Sample220415-h29s8abbgr
  • SHA256 df4876573295b4e7beb618db31a015ea617f61b811978bb168d432c4052f7731
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • arkei

Botnet
  • Default

Extracted

Family
  • azorult

C2
  • http://195.245.112.115/index.php

Targets

    • Target
      c7a310982da68b10360854f9cd78e718.exe
    • Size 100KB
    • SHA256 df4876573295b4e7beb618db31a015ea617f61b811978bb168d432c4052f7731
    • MD5 SHA1 SHA512
    • Arkei

      Arkei is an infostealer written in C++.

    • Azorult

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

    • suricata: ET MALWARE Base64 Encoded Stealer Config from Server - %APPDATA% M4

      suricata: ET MALWARE Base64 Encoded Stealer Config from Server - %APPDATA% M4

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M6

      suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M6

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks