General

  • Target

    3a9de2062ed05cddc3db8b4258e285258d796950dee999a489c5ad1624ece1cc

  • Size

    270KB

  • Sample

    230924-rsc8bsfh6t

  • MD5

    aabcfd825f5489f9b26cf1f90a552625

  • SHA1

    fdcba229b9ab1cf3f6f1109ba5aabe86703e8ed2

  • SHA256

    3a9de2062ed05cddc3db8b4258e285258d796950dee999a489c5ad1624ece1cc

  • SHA512

    2fee709d63466ea1e9b2faa5caca34523af366189e0d65709f195d4cf5821a05935bbfb8e61e152965799ad1002a4cd3a4f682b75190386e626c407d9f08ef5f

  • SSDEEP

    6144:dRuhrJ+j+5j68KsT6h/OCy5U9uAOAA/lUBqw6:dR4N+j+5+RsqGGun6Yw6

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

      3a9de2062ed05cddc3db8b4258e285258d796950dee999a489c5ad1624ece1cc

    • Size

      270KB

    • MD5

      aabcfd825f5489f9b26cf1f90a552625

    • SHA1

      fdcba229b9ab1cf3f6f1109ba5aabe86703e8ed2

    • SHA256

      3a9de2062ed05cddc3db8b4258e285258d796950dee999a489c5ad1624ece1cc

    • SHA512

      2fee709d63466ea1e9b2faa5caca34523af366189e0d65709f195d4cf5821a05935bbfb8e61e152965799ad1002a4cd3a4f682b75190386e626c407d9f08ef5f

    • SSDEEP

      6144:dRuhrJ+j+5j68KsT6h/OCy5U9uAOAA/lUBqw6:dR4N+j+5+RsqGGun6Yw6

    • 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

    • 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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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