General

  • Target

    NEAS.92ec90b07b5568d1f3effbb964848ee21f5257843ab5a7fb97135e6b476221b4exe_JC.exe

  • Size

    1.7MB

  • Sample

    231023-v51e6sdd29

  • MD5

    4adae2dcffeafc9faa8bd1fa66d17d6e

  • SHA1

    455d837d897c49ac5bcc627108c8b11edbbd8c2b

  • SHA256

    92ec90b07b5568d1f3effbb964848ee21f5257843ab5a7fb97135e6b476221b4

  • SHA512

    98fffda5f0e706fc04f9461fba961e55ebf909348c48933602b9c24aca56849fdda890998a555cc735f2770785a313d502612d890c30eed9c3386f73a8bc0cec

  • SSDEEP

    49152:18Crq3Fdyrija/ztX6rPP3jlwHaIN4VM5XGML3:lrq3FhjOtwzlwHa+QM1Rj

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

http://yvzgz.cyou/index.php

https://yvzgz.cyou/index.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

homed

C2

109.107.182.133:19084

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

kinza

C2

77.91.124.86:19084

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

YT&TEAM CLOUD

C2

185.216.70.238:37515

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

89.23.100.93:4449

Mutex

oonrejgwedvxwse

Attributes
  • delay

    1

  • install

    true

  • install_file

    calc.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      NEAS.92ec90b07b5568d1f3effbb964848ee21f5257843ab5a7fb97135e6b476221b4exe_JC.exe

    • Size

      1.7MB

    • MD5

      4adae2dcffeafc9faa8bd1fa66d17d6e

    • SHA1

      455d837d897c49ac5bcc627108c8b11edbbd8c2b

    • SHA256

      92ec90b07b5568d1f3effbb964848ee21f5257843ab5a7fb97135e6b476221b4

    • SHA512

      98fffda5f0e706fc04f9461fba961e55ebf909348c48933602b9c24aca56849fdda890998a555cc735f2770785a313d502612d890c30eed9c3386f73a8bc0cec

    • SSDEEP

      49152:18Crq3Fdyrija/ztX6rPP3jlwHaIN4VM5XGML3:lrq3FhjOtwzlwHa+QM1Rj

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detected google phishing page

    • 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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Async RAT payload

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Windows security modification

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks