General

  • Target

    NEAS.NEAS3e0d870864e1c75b1cab7299128501866a2e76ba04e2c3b70489fcd235862ac1exeexe_JC.exe

  • Size

    977KB

  • Sample

    231016-pf69jaed4s

  • MD5

    0a2fc5d21bba3cfcbfc6a9d55f6ff427

  • SHA1

    d145dd6c7c09ca192bc08510b76b76219e936cf8

  • SHA256

    3e0d870864e1c75b1cab7299128501866a2e76ba04e2c3b70489fcd235862ac1

  • SHA512

    74c8ed3013393ec6137c4b443bad3fe78cb82e48908d4f002f3e42559b9af7b3eb4f47af4b26519b2b65cf86478473cd1d5a051272477a64e7e538b0f3617e98

  • SSDEEP

    24576:byGpKWQU3ELDEQL4KM5n6e8CRQIaS4RPUpRj:Oyb0LJUKMN8Ce5TAR

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

Targets

    • Target

      NEAS.NEAS3e0d870864e1c75b1cab7299128501866a2e76ba04e2c3b70489fcd235862ac1exeexe_JC.exe

    • Size

      977KB

    • MD5

      0a2fc5d21bba3cfcbfc6a9d55f6ff427

    • SHA1

      d145dd6c7c09ca192bc08510b76b76219e936cf8

    • SHA256

      3e0d870864e1c75b1cab7299128501866a2e76ba04e2c3b70489fcd235862ac1

    • SHA512

      74c8ed3013393ec6137c4b443bad3fe78cb82e48908d4f002f3e42559b9af7b3eb4f47af4b26519b2b65cf86478473cd1d5a051272477a64e7e538b0f3617e98

    • SSDEEP

      24576:byGpKWQU3ELDEQL4KM5n6e8CRQIaS4RPUpRj:Oyb0LJUKMN8Ce5TAR

    • 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.

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks