General

  • Target

    9a6939ebf551135cda6c7cc2188df1f0875498844aab7536c9f71b0f97bc1c52

  • Size

    240KB

  • Sample

    230923-fzm6bsch4v

  • MD5

    3e2393312827999e771fb44a2ac6cadb

  • SHA1

    19bef3adb9971f24398ec763fdb628e77b31db54

  • SHA256

    9a6939ebf551135cda6c7cc2188df1f0875498844aab7536c9f71b0f97bc1c52

  • SHA512

    dcd0c6b08ef29da6970530b1e0b8b2680f724da57c9652238b908be56666fa5b656dbd1ad10ed4b9b13482706d1869fd1878c1197f48c0b812cb76e307af9b22

  • SSDEEP

    6144:kQ5frpxdonyq4zaG2u5AO/eKJzuaOgUquqp:kurp0/9u59ewuaOLquqp

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

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      9a6939ebf551135cda6c7cc2188df1f0875498844aab7536c9f71b0f97bc1c52

    • Size

      240KB

    • MD5

      3e2393312827999e771fb44a2ac6cadb

    • SHA1

      19bef3adb9971f24398ec763fdb628e77b31db54

    • SHA256

      9a6939ebf551135cda6c7cc2188df1f0875498844aab7536c9f71b0f97bc1c52

    • SHA512

      dcd0c6b08ef29da6970530b1e0b8b2680f724da57c9652238b908be56666fa5b656dbd1ad10ed4b9b13482706d1869fd1878c1197f48c0b812cb76e307af9b22

    • SSDEEP

      6144:kQ5frpxdonyq4zaG2u5AO/eKJzuaOgUquqp:kurp0/9u59ewuaOLquqp

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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.

    • 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