General

  • Target

    file.exe

  • Size

    1019KB

  • Sample

    231016-k4fz2ada8v

  • MD5

    7888cb625a4bf4306955cda6a54ca705

  • SHA1

    9a36a4b9f11388a7f488cd8f6e4f2194a2f095c7

  • SHA256

    b5a72931bf9ae50af5468152e0fea3af59e7f0e0beb39e397c9aac6f5fce62f6

  • SHA512

    63080ed0bd7f3dc557bca0d0e3e89269b5229acd749f1779950750032768e0344cddcbb121377d71de640009462d0141840c868ac723fa1408a0a0d44d2cbafd

  • SSDEEP

    24576:TyNwm74hUsqkM9YP5BcP9oX2+mEFp6kqLHJdAtoH6NI:mNEUsk9YP5ylom+NF0a

Malware Config

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

pixelscloud2.0

C2

85.209.176.128:80

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

@ytlogsbot

C2

185.216.70.238:37515

Targets

    • Target

      file.exe

    • Size

      1019KB

    • MD5

      7888cb625a4bf4306955cda6a54ca705

    • SHA1

      9a36a4b9f11388a7f488cd8f6e4f2194a2f095c7

    • SHA256

      b5a72931bf9ae50af5468152e0fea3af59e7f0e0beb39e397c9aac6f5fce62f6

    • SHA512

      63080ed0bd7f3dc557bca0d0e3e89269b5229acd749f1779950750032768e0344cddcbb121377d71de640009462d0141840c868ac723fa1408a0a0d44d2cbafd

    • SSDEEP

      24576:TyNwm74hUsqkM9YP5BcP9oX2+mEFp6kqLHJdAtoH6NI:mNEUsk9YP5ylom+NF0a

    • 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.

    • Detected google phishing page

    • 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

    • .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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks