General

  • Target
    2c009fefcf337b8b5e4f0249aeb1627d3a39934097cf5fea75b16c5aa9a7f374.exe
  • Size 7.8MB
  • Sample240107-yqrfhadbfq
  • SHA256 2c009fefcf337b8b5e4f0249aeb1627d3a39934097cf5fea75b16c5aa9a7f374
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://host-file-host6.com/

  • http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target
      2c009fefcf337b8b5e4f0249aeb1627d3a39934097cf5fea75b16c5aa9a7f374.exe
    • Size 7.8MB
    • SHA256 2c009fefcf337b8b5e4f0249aeb1627d3a39934097cf5fea75b16c5aa9a7f374
    • MD5 SHA1 SHA512 SSDEEP
    • BetaBot

      Beta Bot is a Trojan that infects computers and disables Antivirus.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies firewall policy service

    • Modifies security service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • UAC bypass

    • Windows security bypass

    • Enumerates VirtualBox registry keys

    • Disables taskbar notifications via registry modification

    • Disables use of System Restore points

    • Downloads MZ/PE file

    • Looks for VMWare services registry key.

    • Modifies Windows Firewall

    • Sets file execution options in registry

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • 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

    • Drops desktop.ini file(s)

    • 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.

    • Maps connected drives based on registry

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks