General

  • Target

    03e941b703944c4612eaead563b1a3b2a8329b0b783a6408aed17c4ec5dbaf20

  • Size

    239KB

  • Sample

    230923-nkf3gagf54

  • MD5

    b43ad281247145e2a8a163def796cda6

  • SHA1

    cbebe8adca4d29f8ed5dc2d29f78273532163e8e

  • SHA256

    03e941b703944c4612eaead563b1a3b2a8329b0b783a6408aed17c4ec5dbaf20

  • SHA512

    493bb0071c48ab83fb212b933588c5d9a8d7c662b4fab6b38b7dda422205d215a6cf23f30e48704df38f5f507ce97e94d3c3c9e2af66fa6f1093db75944b0f7a

  • SSDEEP

    6144:gI46fuYXChoQTjlFgLuCY1dRuAO2IiMow8y0:g5YzXChdTbv1bucMow8y

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Targets

    • Target

      03e941b703944c4612eaead563b1a3b2a8329b0b783a6408aed17c4ec5dbaf20

    • Size

      239KB

    • MD5

      b43ad281247145e2a8a163def796cda6

    • SHA1

      cbebe8adca4d29f8ed5dc2d29f78273532163e8e

    • SHA256

      03e941b703944c4612eaead563b1a3b2a8329b0b783a6408aed17c4ec5dbaf20

    • SHA512

      493bb0071c48ab83fb212b933588c5d9a8d7c662b4fab6b38b7dda422205d215a6cf23f30e48704df38f5f507ce97e94d3c3c9e2af66fa6f1093db75944b0f7a

    • SSDEEP

      6144:gI46fuYXChoQTjlFgLuCY1dRuAO2IiMow8y0:g5YzXChdTbv1bucMow8y

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • 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