General

  • Target

    file.exe

  • Size

    1.4MB

  • Sample

    231003-rxelysbf8s

  • MD5

    a0954dcc5c5a6b3a2e945b5da27d605f

  • SHA1

    7cbac1343a1cb299dd003915585848529ed7eeaa

  • SHA256

    e920970ed1de88fb55f521007c10e12a677a5f43523cb4a73e10e2c70735d8e2

  • SHA512

    ed0268da7e6cad2d685a9bbcc75c58d34b2acd9da9cc6685971fd5694eda639a8e11b16c1ccf2c08c983627a295252877f098ce21ef8e37df55247264c018c57

  • SSDEEP

    24576:UyokEU35PYRARCWqRHUtWJ+bMsLh3MQhm57A9W6K/XBjGQn79KsnkN/NRc73:jokEUJPTCKWn2hcQhu76K/XBjGQn5KNl

Malware Config

Extracted

Family

redline

Botnet

frant

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

gigant

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

jordan

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Attributes
  • auth_value

    295b226f1b63bcd55148625381b27b19

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      file.exe

    • Size

      1.4MB

    • MD5

      a0954dcc5c5a6b3a2e945b5da27d605f

    • SHA1

      7cbac1343a1cb299dd003915585848529ed7eeaa

    • SHA256

      e920970ed1de88fb55f521007c10e12a677a5f43523cb4a73e10e2c70735d8e2

    • SHA512

      ed0268da7e6cad2d685a9bbcc75c58d34b2acd9da9cc6685971fd5694eda639a8e11b16c1ccf2c08c983627a295252877f098ce21ef8e37df55247264c018c57

    • SSDEEP

      24576:UyokEU35PYRARCWqRHUtWJ+bMsLh3MQhm57A9W6K/XBjGQn79KsnkN/NRc73:jokEUJPTCKWn2hcQhu76K/XBjGQn5KNl

    • 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

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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

    • Windows security modification

    • 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