General

  • Target

    560413121810458b463f81c6dd92268c.bin

  • Size

    107KB

  • Sample

    240114-b2s25shgck

  • MD5

    95099fde7382de0487678c9134a7a29f

  • SHA1

    f7eb432172c15e1749c3c292b2b9365f648d6b01

  • SHA256

    61e709b7ccca1a8c5b5c072725528d056ff960dd6f4c574c07d9804332a726aa

  • SHA512

    44acb4dc466ead6739ee2307b17bdf579a808c0204fa060112a0b4b9471a182882367ed8130c7c4abff3d92d2fee502e8d64c1e84707c975a02d8bd1e32f38f6

  • SSDEEP

    3072:Wg4tfri9Ei1mSA5J/ILD+EYagIzttHotPXTegN:f45MEJ/IP9jgIzvHoPj5N

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

      8518533444f9d26fabdd17053c4e69df268c6f3d3ef8be30fd2ab649641b6343.exe

    • Size

      201KB

    • MD5

      560413121810458b463f81c6dd92268c

    • SHA1

      380fa45a2b2146eecc8465d7f74837ca7b5cf6c8

    • SHA256

      8518533444f9d26fabdd17053c4e69df268c6f3d3ef8be30fd2ab649641b6343

    • SHA512

      d3d0e00df027aca159535c26fe2408d9ff2848be237fca5f51ba08117aca899a20b287c9b349ce4892cf37e32038876a5f999604f0bb713cafe1c26bb8b8dc18

    • SSDEEP

      3072:mxrEQcahJioaqVAdZODEXaMs9HhMRhIe26KmUQQqRAGGovBL2A:mEQcaZYAEXD0hdHXn

    • BetaBot

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

    • Modifies firewall policy service

    • Modifies security service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Disables taskbar notifications via registry modification

    • Disables use of System Restore points

    • 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.

    • Checks computer location settings

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

    • 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)

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks