General

  • Target

    43dd50f77ea7a8e2752f07246b12ca195ebdc8fa0e29bde31edd03ea2efed183

  • Size

    270KB

  • Sample

    230924-t7fywage4v

  • MD5

    363074612e21d382964714ed00a71d62

  • SHA1

    79ab28f513d80304350081a3c02ecdeb70804bfa

  • SHA256

    43dd50f77ea7a8e2752f07246b12ca195ebdc8fa0e29bde31edd03ea2efed183

  • SHA512

    5637aa287825e5eaee201fed44efaff10038dd41c7864a5a4876833319b06f98f979ffe6d0950c4ace8bec8978dae18b7770c67febb45a44eb2ad962e0c74696

  • SSDEEP

    6144:PRKhrJ+j+5j68KsT6h/OCy5U9uAOyA43Pf1SYqw6:PRUN+j+5+RsqGGu5431Sxw6

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      43dd50f77ea7a8e2752f07246b12ca195ebdc8fa0e29bde31edd03ea2efed183

    • Size

      270KB

    • MD5

      363074612e21d382964714ed00a71d62

    • SHA1

      79ab28f513d80304350081a3c02ecdeb70804bfa

    • SHA256

      43dd50f77ea7a8e2752f07246b12ca195ebdc8fa0e29bde31edd03ea2efed183

    • SHA512

      5637aa287825e5eaee201fed44efaff10038dd41c7864a5a4876833319b06f98f979ffe6d0950c4ace8bec8978dae18b7770c67febb45a44eb2ad962e0c74696

    • SSDEEP

      6144:PRKhrJ+j+5j68KsT6h/OCy5U9uAOyA43Pf1SYqw6:PRUN+j+5+RsqGGu5431Sxw6

    • Detected google phishing page

    • Glupteba

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

    • Glupteba payload

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks