General

  • Target

    dd46548b65dfc5d0592e7fb7bbcdf4dd4edcbb8f1487e9b0e65fb4af352d73a1

  • Size

    256KB

  • Sample

    240122-fmjmdaghdl

  • MD5

    4fd1b997d13419618f4bad587c8f1b6a

  • SHA1

    eb290cbf6fd22ae92cda96c17ebebac131a05ca6

  • SHA256

    dd46548b65dfc5d0592e7fb7bbcdf4dd4edcbb8f1487e9b0e65fb4af352d73a1

  • SHA512

    5d36cb8c92af00886361263370b1a567cdad3cde153565370ac8dc594f5d11f5840ced7cf71e8ca3bbd77f8da533aca736bacb737f3b4cfcd31ca9a123b0ee40

  • SSDEEP

    3072:1FsYRL2rIOQDpC2+uDE123/c+vDE2K16NJbk+5h84W5nn6x1:1F1L2rIOQFdvxvDXNJ984W5n6

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://selebration17io.io/index.php

http://vacantion18ffeu.cc/index.php

http://valarioulinity1.net/index.php

http://buriatiarutuhuob.net/index.php

http://cassiosssionunu.me/index.php

http://sulugilioiu19.net/index.php

http://goodfooggooftool.net/index.php

http://gxutc2c.com/tmp/index.php

http://proekt8.ru/tmp/index.php

http://mth.com.ua/tmp/index.php

http://pirateking.online/tmp/index.php

http://piratia.pw/tmp/index.php

http://go-piratia.ru/tmp/index.php

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

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

stealc

C2

http://185.172.128.79

Attributes
  • url_path

    /3886d2276�6914c4.php

rc4.plain

Targets

    • Target

      dd46548b65dfc5d0592e7fb7bbcdf4dd4edcbb8f1487e9b0e65fb4af352d73a1

    • Size

      256KB

    • MD5

      4fd1b997d13419618f4bad587c8f1b6a

    • SHA1

      eb290cbf6fd22ae92cda96c17ebebac131a05ca6

    • SHA256

      dd46548b65dfc5d0592e7fb7bbcdf4dd4edcbb8f1487e9b0e65fb4af352d73a1

    • SHA512

      5d36cb8c92af00886361263370b1a567cdad3cde153565370ac8dc594f5d11f5840ced7cf71e8ca3bbd77f8da533aca736bacb737f3b4cfcd31ca9a123b0ee40

    • SSDEEP

      3072:1FsYRL2rIOQDpC2+uDE123/c+vDE2K16NJbk+5h84W5nn6x1:1F1L2rIOQFdvxvDXNJ984W5n6

    • Detect Socks5Systemz Payload

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Stealc

      Stealc is an infostealer written in C++.

    • Contacts a large (760) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks