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General

  • Target

    file.exe

  • Size

    1.5MB

  • Sample

    231012-back3sed6w

  • MD5

    314c37dd2d7c230a0d59831afde9b49c

  • SHA1

    8f4d529b5288a92e3dac2ac35b015e9b0e0bee85

  • SHA256

    731de4f85777043dc2887548c741a02d6198aff81bcb8931aeef19897453d7c7

  • SHA512

    4852981d6b2740e51f2752e5a6be135c8b897a77db2dac67645049f93280ec8f397900614251e011a40c4dcc705a284a243ca9b57bb732586b6228091bf89e1a

  • SSDEEP

    24576:jyC0Le2GiaPLMvA1kOzA7ioyiwaEsMeaU10lZMTUKWkhncarzZSp/1pUboLC07AF:2LqFLMoKjiT4EsVavCbnHretpUboG0

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

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

kukish

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Targets

    • Target

      file.exe

    • Size

      1.5MB

    • MD5

      314c37dd2d7c230a0d59831afde9b49c

    • SHA1

      8f4d529b5288a92e3dac2ac35b015e9b0e0bee85

    • SHA256

      731de4f85777043dc2887548c741a02d6198aff81bcb8931aeef19897453d7c7

    • SHA512

      4852981d6b2740e51f2752e5a6be135c8b897a77db2dac67645049f93280ec8f397900614251e011a40c4dcc705a284a243ca9b57bb732586b6228091bf89e1a

    • SSDEEP

      24576:jyC0Le2GiaPLMvA1kOzA7ioyiwaEsMeaU10lZMTUKWkhncarzZSp/1pUboLC07AF:2LqFLMoKjiT4EsVavCbnHretpUboG0

    • 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.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks