General

  • Target

    2f183a1090007f6da801c361a7102653c1d9912c7e29176bfced8e1323b3af08

  • Size

    239KB

  • Sample

    230923-y6t7bsca64

  • MD5

    9142c09f5d2cfaf48891dd24334914cd

  • SHA1

    b8e3c8215be48304d10d18209a1b7fc3544c6ab6

  • SHA256

    2f183a1090007f6da801c361a7102653c1d9912c7e29176bfced8e1323b3af08

  • SHA512

    f205915a9974e6e2f9295ab39c32ed07efbf25473b1b54bff14c98cad67fabb295dbdad250d404766bfa6e1a041038e648a7975c84f3d6ddfb2ed81a372b3290

  • SSDEEP

    6144:3h46fuYXChoQTjlFgLuCY1dRuAOxrrGjxcw8y0:32YzXChdTbv1bunrgcw8y

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

fabookie

C2

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

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      2f183a1090007f6da801c361a7102653c1d9912c7e29176bfced8e1323b3af08

    • Size

      239KB

    • MD5

      9142c09f5d2cfaf48891dd24334914cd

    • SHA1

      b8e3c8215be48304d10d18209a1b7fc3544c6ab6

    • SHA256

      2f183a1090007f6da801c361a7102653c1d9912c7e29176bfced8e1323b3af08

    • SHA512

      f205915a9974e6e2f9295ab39c32ed07efbf25473b1b54bff14c98cad67fabb295dbdad250d404766bfa6e1a041038e648a7975c84f3d6ddfb2ed81a372b3290

    • SSDEEP

      6144:3h46fuYXChoQTjlFgLuCY1dRuAOxrrGjxcw8y0:32YzXChdTbv1bunrgcw8y

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks