General

  • Target

    bdc90cd89ad609cbd20c3d4d08e10026.exe

  • Size

    909KB

  • Sample

    231012-k2rnraca58

  • MD5

    bdc90cd89ad609cbd20c3d4d08e10026

  • SHA1

    65117b033256507404188f6fc189870eb1b101d3

  • SHA256

    6e2f79293be2cc0b1915ec9c94c5b04c52e27692beb25bd1b523372facac22df

  • SHA512

    cd2d14eb94677bc98124f9e0aa88a61e43d2f07433f469fecdc4747e28d213eb0672150f89ba219b2836ac8f1bc2c9463aa87ba0cbb968cfff61da32482eb1fe

  • SSDEEP

    12288:bpWaLGNQdC2BKcHbr65Wle/fJ/ceR7c1Xo9u2oW03bJ3vr:7GNQdC2BKcHfVcJceRNp0Z

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

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

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Targets

    • Target

      bdc90cd89ad609cbd20c3d4d08e10026.exe

    • Size

      909KB

    • MD5

      bdc90cd89ad609cbd20c3d4d08e10026

    • SHA1

      65117b033256507404188f6fc189870eb1b101d3

    • SHA256

      6e2f79293be2cc0b1915ec9c94c5b04c52e27692beb25bd1b523372facac22df

    • SHA512

      cd2d14eb94677bc98124f9e0aa88a61e43d2f07433f469fecdc4747e28d213eb0672150f89ba219b2836ac8f1bc2c9463aa87ba0cbb968cfff61da32482eb1fe

    • SSDEEP

      12288:bpWaLGNQdC2BKcHbr65Wle/fJ/ceR7c1Xo9u2oW03bJ3vr:7GNQdC2BKcHfVcJceRNp0Z

    • 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.

    • Detects Healer an antivirus disabler dropper

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Healer

      Healer an antivirus disabler dropper.

    • 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.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks