General

  • Target

    file.exe

  • Size

    1.0MB

  • Sample

    231018-l3xrtsee46

  • MD5

    f36769a39c10ca746431b327cac56ed9

  • SHA1

    4f9813b35af47bacf609eb6f6b3bf9036cf2728d

  • SHA256

    7d3f4bb0ca1f25e1a69707c8c350e0aadb00e3a091ec5cd80fc66362fd377e5f

  • SHA512

    8315a0f7f2fbc273862ef53cc5632c7685bb841ffa9743b4344310a41fe4b93e79d702521368c9adf7773e72c9786510cf5e8211f596b2261e2a418a994fb5ef

  • SSDEEP

    24576:kyo6Wf+110Pqkeok8GSrPj+S5MVf8jZLZXM2Rs2q:zsG112zk8trjpqVmNZXMm

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

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Extracted

Family

redline

Botnet

5141679758_99

C2

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

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

Targets

    • Target

      file.exe

    • Size

      1.0MB

    • MD5

      f36769a39c10ca746431b327cac56ed9

    • SHA1

      4f9813b35af47bacf609eb6f6b3bf9036cf2728d

    • SHA256

      7d3f4bb0ca1f25e1a69707c8c350e0aadb00e3a091ec5cd80fc66362fd377e5f

    • SHA512

      8315a0f7f2fbc273862ef53cc5632c7685bb841ffa9743b4344310a41fe4b93e79d702521368c9adf7773e72c9786510cf5e8211f596b2261e2a418a994fb5ef

    • SSDEEP

      24576:kyo6Wf+110Pqkeok8GSrPj+S5MVf8jZLZXM2Rs2q:zsG112zk8trjpqVmNZXMm

    • 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.

    • Glupteba

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

    • Glupteba payload

    • 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.

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • .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 local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Detected potential entity reuse from brand microsoft.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks