General

  • Target

    setup.exe

  • Size

    728.0MB

  • Sample

    240212-jz97msac87

  • MD5

    07491f43c88bce94ec2ae34a0ab19813

  • SHA1

    c695ece633f8345ffa1bdb4c997a278399394cd9

  • SHA256

    de7060ab1263374c8d99053b32378f4d4f307049c40aa80175ce974b84f31261

  • SHA512

    259f3a1aef6e23a3515dcfb576cee8c54665b6fbd081bcf4702ba8fe031dc208abb1fd4cfdfa9780182615388153878d632d67773a653112483c09273c56930c

  • SSDEEP

    98304:D/tdo9NaPpHP2QjU7LM2k6L7ifhlAe50f5Z2tc1/luH7333ZI:D/jYoxH/jiAA6E6tc1/luV

Malware Config

Extracted

Family

risepro

C2

193.233.132.67:50500

Extracted

Family

smokeloader

Botnet

pub3

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://sjyey.com/tmp/index.php

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

http://mth.com.ua/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

tofsee

C2

vanaheim.cn

jotunheim.name

Extracted

Family

stealc

C2

http://185.172.128.24

Attributes
  • url_path

    /f993692117a3fda2.php

Targets

    • Target

      setup.exe

    • Size

      728.0MB

    • MD5

      07491f43c88bce94ec2ae34a0ab19813

    • SHA1

      c695ece633f8345ffa1bdb4c997a278399394cd9

    • SHA256

      de7060ab1263374c8d99053b32378f4d4f307049c40aa80175ce974b84f31261

    • SHA512

      259f3a1aef6e23a3515dcfb576cee8c54665b6fbd081bcf4702ba8fe031dc208abb1fd4cfdfa9780182615388153878d632d67773a653112483c09273c56930c

    • SSDEEP

      98304:D/tdo9NaPpHP2QjU7LM2k6L7ifhlAe50f5Z2tc1/luH7333ZI:D/jYoxH/jiAA6E6tc1/luV

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks