General

  • Target

    NEAS.NEAScde2e1845435e14d8580d0e15264eecb234c7bb7e289abc71dd5f07f17a53d0fexeexe_JC.exe

  • Size

    878KB

  • Sample

    231016-q66alaga8x

  • MD5

    b639244519764d606ac92428a744bfa0

  • SHA1

    e92a06ca778547ff248c2d73d6c6038851529dfc

  • SHA256

    cde2e1845435e14d8580d0e15264eecb234c7bb7e289abc71dd5f07f17a53d0f

  • SHA512

    e023f74680fbda2e22f01b65dcac0aec8335dfb45b9726d013ced74a0e1f1c1e869a239a5163edd34d725ef86858980e1047a4a5e81f23c5a562a2b898cb02f3

  • SSDEEP

    24576:VygZpR/5ZCqbcUKGIyjq+ilI5HjPn7GZ2wv:wGR/rUGIyjzWO7

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

redline

Botnet

pixelscloud2.0

C2

85.209.176.128:80

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Extracted

Family

redline

Botnet

5141679758_99

C2

https://pastebin.com/raw/8baCJyMF

Targets

    • Target

      NEAS.NEAScde2e1845435e14d8580d0e15264eecb234c7bb7e289abc71dd5f07f17a53d0fexeexe_JC.exe

    • Size

      878KB

    • MD5

      b639244519764d606ac92428a744bfa0

    • SHA1

      e92a06ca778547ff248c2d73d6c6038851529dfc

    • SHA256

      cde2e1845435e14d8580d0e15264eecb234c7bb7e289abc71dd5f07f17a53d0f

    • SHA512

      e023f74680fbda2e22f01b65dcac0aec8335dfb45b9726d013ced74a0e1f1c1e869a239a5163edd34d725ef86858980e1047a4a5e81f23c5a562a2b898cb02f3

    • SSDEEP

      24576:VygZpR/5ZCqbcUKGIyjq+ilI5HjPn7GZ2wv:wGR/rUGIyjzWO7

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • 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

    • Windows security modification

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks