General

  • Target

    NEAS.NEAS48e3664b47d3e12de3caa158e85dff0411abbc4a58c8386f209bdb599431eb99exeexe_JC.exe

  • Size

    881KB

  • Sample

    231016-pm5paaee3z

  • MD5

    65c858085dd37720377ad460638406ec

  • SHA1

    66a8972647584ef07180d39182f25baf84c0b4ff

  • SHA256

    48e3664b47d3e12de3caa158e85dff0411abbc4a58c8386f209bdb599431eb99

  • SHA512

    89dca931cf5631dd54f871519db032c6f61bba4bed30e8dae1eea25d0fd2705f88a1aee01ba91de15481b32162ac479edf6b3a6899accef9af96097c6c6ce8c5

  • SSDEEP

    24576:ty6n8OtLFBUNQppuRx7HClCscEVSQSXz:I6n8qFBaRx7HCgscE

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.NEAS48e3664b47d3e12de3caa158e85dff0411abbc4a58c8386f209bdb599431eb99exeexe_JC.exe

    • Size

      881KB

    • MD5

      65c858085dd37720377ad460638406ec

    • SHA1

      66a8972647584ef07180d39182f25baf84c0b4ff

    • SHA256

      48e3664b47d3e12de3caa158e85dff0411abbc4a58c8386f209bdb599431eb99

    • SHA512

      89dca931cf5631dd54f871519db032c6f61bba4bed30e8dae1eea25d0fd2705f88a1aee01ba91de15481b32162ac479edf6b3a6899accef9af96097c6c6ce8c5

    • SSDEEP

      24576:ty6n8OtLFBUNQppuRx7HClCscEVSQSXz:I6n8qFBaRx7HCgscE

    • 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.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks