General

  • Target

    b42c818a346f33a7778116691ce0910250824d60e07df5472e6b9a4da2e04af6

  • Size

    1.5MB

  • Sample

    231023-h1rw1sef7x

  • MD5

    c7c202bb096e38bd3f2cde910b9ceb09

  • SHA1

    3e1ea7690bc7758381ed2c65e4f26d3b6964c561

  • SHA256

    b42c818a346f33a7778116691ce0910250824d60e07df5472e6b9a4da2e04af6

  • SHA512

    ec481f9ff00f4aa01272c7283f0ebc0585f2ba20c89f700015f46e5c14c08bd277507f835b16085d209fa29e54578eed54832386b7d0e24314b024f8c531233b

  • SSDEEP

    24576:vyr6YuDJ66ydKR4oAC62EFPV5lmJW1PnAixHahOROPUZqmoZ9BUiXcXIVVVZbNj:6r6YuQ6SK0hn91PAqIwOI7s8kVVZnL

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

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

kinder

C2

109.107.182.133:19084

Extracted

Family

redline

Botnet

YT&TEAM CLOUD

C2

185.216.70.238:37515

Extracted

Family

redline

Botnet

5141679758_99

C2

https://pastebin.com/raw/8baCJyMF

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

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

Targets

    • Target

      b42c818a346f33a7778116691ce0910250824d60e07df5472e6b9a4da2e04af6

    • Size

      1.5MB

    • MD5

      c7c202bb096e38bd3f2cde910b9ceb09

    • SHA1

      3e1ea7690bc7758381ed2c65e4f26d3b6964c561

    • SHA256

      b42c818a346f33a7778116691ce0910250824d60e07df5472e6b9a4da2e04af6

    • SHA512

      ec481f9ff00f4aa01272c7283f0ebc0585f2ba20c89f700015f46e5c14c08bd277507f835b16085d209fa29e54578eed54832386b7d0e24314b024f8c531233b

    • SSDEEP

      24576:vyr6YuDJ66ydKR4oAC62EFPV5lmJW1PnAixHahOROPUZqmoZ9BUiXcXIVVVZbNj:6r6YuQ6SK0hn91PAqIwOI7s8kVVZnL

    • 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#.

    • 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

    • UPX packed file

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

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks