General

  • Target
    c8edbc2a072ac9e68a46868aeb7c996aa5d1fe5f8afb3d8ff15b1be4cb3a52a1.exe
  • Size 4.3MB
  • Sample240529-cb864sef84
  • SHA256 c8edbc2a072ac9e68a46868aeb7c996aa5d1fe5f8afb3d8ff15b1be4cb3a52a1
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

C2
  • 127.0.0.1:7000

  • beshomandotestbesnd.run.place:7000

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    cmd.exe

  • telegram

    https://api.telegram.org/bot2128988424:AAEkYnwvOQA95riqRZwlqBxg4GV-odRNOyo/sendMessage?chat_id=966649672

Extracted

Family
  • redline

Botnet
  • DOCX

C2
  • beshomandotestbesnd.run.place:1111

Targets

    • Target
      c8edbc2a072ac9e68a46868aeb7c996aa5d1fe5f8afb3d8ff15b1be4cb3a52a1.exe
    • Size 4.3MB
    • SHA256 c8edbc2a072ac9e68a46868aeb7c996aa5d1fe5f8afb3d8ff15b1be4cb3a52a1
    • MD5 SHA1 SHA512 SSDEEP
    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • RedLine

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

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects executables containing artifacts associated with disabling Widnows Defender

    • Detects executables embedding registry key / value combination indicative of disabling Windows Defender features

    • Detects executables packed with Themida

    • Detects executables using Telegram Chat Bot

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks