General

  • Target

    de2364fd870a52180658d8682b9a3dae.exe

  • Size

    239KB

  • Sample

    230923-xvx86shh71

  • MD5

    de2364fd870a52180658d8682b9a3dae

  • SHA1

    5f8509e9cac42cbc598b3482d9f8d7ae8852a26e

  • SHA256

    33b2efc76e607b0fc8fb6e55df7513a74a0cc9093aac3a82ede71b005b550149

  • SHA512

    62a849335c1e1cf3c97a689857a5e62b65c674da78b159b97cba487d899ddc22c5de9489130886f8044c21838692acdfc311544146d3755aef9527b3d7b74a7b

  • SSDEEP

    6144:AQ46fuYXChoQTjlFgLuCY1dRuAOiaS7Tw8y0:AhYzXChdTbv1bubETw8y

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

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Targets

    • Target

      de2364fd870a52180658d8682b9a3dae.exe

    • Size

      239KB

    • MD5

      de2364fd870a52180658d8682b9a3dae

    • SHA1

      5f8509e9cac42cbc598b3482d9f8d7ae8852a26e

    • SHA256

      33b2efc76e607b0fc8fb6e55df7513a74a0cc9093aac3a82ede71b005b550149

    • SHA512

      62a849335c1e1cf3c97a689857a5e62b65c674da78b159b97cba487d899ddc22c5de9489130886f8044c21838692acdfc311544146d3755aef9527b3d7b74a7b

    • SSDEEP

      6144:AQ46fuYXChoQTjlFgLuCY1dRuAOiaS7Tw8y0:AhYzXChdTbv1bubETw8y

    • 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

    • Adds Run key to start application

    • 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