Resubmissions

23/09/2023, 12:44

230923-pyrxkahc95 10

23/09/2023, 12:32

230923-pq3n4ahc56 10

General

  • Target

    1559306d477b0a6860ed46671ed1c105640ceff771be5ca22c4830f2d6f47ed9

  • Size

    239KB

  • Sample

    230923-pq3n4ahc56

  • MD5

    5f713f5e2341c87b45ba316c5f8273ac

  • SHA1

    65daaededc7cb5239c01da96a38209785acdc195

  • SHA256

    1559306d477b0a6860ed46671ed1c105640ceff771be5ca22c4830f2d6f47ed9

  • SHA512

    c24f1fb4f54ae7a16f06b24eb8da0365ee71cef3bf737b85b6445352b64f07766cd4c4f18b7b961dda06a4b732779cc7ce1924c75c439d5458251aaf3ee431c7

  • SSDEEP

    6144:ZP46fuYXChoQTjlFgLuCY1dRuAOnnCpGyCyqjdw8y0:ZgYzXChdTbv1bu5hyCXZw8y

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Targets

    • Target

      1559306d477b0a6860ed46671ed1c105640ceff771be5ca22c4830f2d6f47ed9

    • Size

      239KB

    • MD5

      5f713f5e2341c87b45ba316c5f8273ac

    • SHA1

      65daaededc7cb5239c01da96a38209785acdc195

    • SHA256

      1559306d477b0a6860ed46671ed1c105640ceff771be5ca22c4830f2d6f47ed9

    • SHA512

      c24f1fb4f54ae7a16f06b24eb8da0365ee71cef3bf737b85b6445352b64f07766cd4c4f18b7b961dda06a4b732779cc7ce1924c75c439d5458251aaf3ee431c7

    • SSDEEP

      6144:ZP46fuYXChoQTjlFgLuCY1dRuAOnnCpGyCyqjdw8y0:ZgYzXChdTbv1bu5hyCXZw8y

    • Detected google phishing page

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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