General

  • Target

    7d60b5299c58aff32984e5d334bca65b96e7b3918060f5963c3ca85b0a3efca7

  • Size

    240KB

  • Sample

    230923-leyzzseb7v

  • MD5

    abfdbb65e1977ad1f2d7e43647b1ffdc

  • SHA1

    b26081670a87138d394da59c5b70cb40a846e995

  • SHA256

    7d60b5299c58aff32984e5d334bca65b96e7b3918060f5963c3ca85b0a3efca7

  • SHA512

    2647247f5ce9aa50e75cc0c3470ac16c66d270e0273635c8258e064c9472893be9082ffc4749883b0a2eda30715eaaa72b4f6f0c26a2bf2a84ff4173d6e2b1ed

  • SSDEEP

    6144:eupwrphdIXyqIzqGG45AOneKGIC7Nmr+kquqp:eXrpkPN45NexIjrfquqp

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

      7d60b5299c58aff32984e5d334bca65b96e7b3918060f5963c3ca85b0a3efca7

    • Size

      240KB

    • MD5

      abfdbb65e1977ad1f2d7e43647b1ffdc

    • SHA1

      b26081670a87138d394da59c5b70cb40a846e995

    • SHA256

      7d60b5299c58aff32984e5d334bca65b96e7b3918060f5963c3ca85b0a3efca7

    • SHA512

      2647247f5ce9aa50e75cc0c3470ac16c66d270e0273635c8258e064c9472893be9082ffc4749883b0a2eda30715eaaa72b4f6f0c26a2bf2a84ff4173d6e2b1ed

    • SSDEEP

      6144:eupwrphdIXyqIzqGG45AOneKGIC7Nmr+kquqp:eXrpkPN45NexIjrfquqp

    • 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

    • 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