General

  • Target

    19f33f2561da52924b518b9f2c5638daaf4d6d338c6cfd2626035a7aae0dbef3

  • Size

    213KB

  • Sample

    240117-t78nwsahgl

  • MD5

    ab4ee8f128f6ea854145d49070bbd093

  • SHA1

    a2faa78ac3424ff5f92a9687ddc30dba6f8942b4

  • SHA256

    19f33f2561da52924b518b9f2c5638daaf4d6d338c6cfd2626035a7aae0dbef3

  • SHA512

    bb61f8ffebbff733f35d78c0cb24b0451e910e3bab544647587d72862f036d4ae4abec9e97fc63f81027a2cf210afe9c52e60d703c2d5c07943b4e2b6a2f1178

  • SSDEEP

    3072:e/zaebXLMJiuWI3CRNObqB5Mn+hpRKs6:xebXLYK0qP8

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

      19f33f2561da52924b518b9f2c5638daaf4d6d338c6cfd2626035a7aae0dbef3

    • Size

      213KB

    • MD5

      ab4ee8f128f6ea854145d49070bbd093

    • SHA1

      a2faa78ac3424ff5f92a9687ddc30dba6f8942b4

    • SHA256

      19f33f2561da52924b518b9f2c5638daaf4d6d338c6cfd2626035a7aae0dbef3

    • SHA512

      bb61f8ffebbff733f35d78c0cb24b0451e910e3bab544647587d72862f036d4ae4abec9e97fc63f81027a2cf210afe9c52e60d703c2d5c07943b4e2b6a2f1178

    • SSDEEP

      3072:e/zaebXLMJiuWI3CRNObqB5Mn+hpRKs6:xebXLYK0qP8

    • 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