General

  • Target
    fbec4956a178bb65221cf87ab537b828.exe
  • Size 207KB
  • Sample240112-mxtzesfcd3
  • SHA256 f22e8c6027000f421c70d5733ff537d1e2e49deb5cc1d6ad3287175dffc2668e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • smokeloader

Botnet
  • pub1

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://host-file-host6.com/

  • http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target
      fbec4956a178bb65221cf87ab537b828.exe
    • Size 207KB
    • SHA256 f22e8c6027000f421c70d5733ff537d1e2e49deb5cc1d6ad3287175dffc2668e
    • MD5 SHA1 SHA512 SSDEEP
    • BetaBot

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

    • Modifies firewall policy service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Looks for VMWare services registry key.

    • Sets file execution options in registry

    • Checks BIOS information in registry

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Maps connected drives based on registry

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks