General

  • Target

    file_v0_9.rar

  • Size

    7.0MB

  • Sample

    240130-16kzrsfbfj

  • MD5

    e521320796726dab79767d3c650d46be

  • SHA1

    407349944f7f5394265b758a33141e4f0d00aa21

  • SHA256

    eabc87610eaafda14e90bf8fe16dc6d39fcfa75dd6c2a1ad7650fca97c2a930a

  • SHA512

    4c4f12a07c71706cdf75deceb908ae081a8f268f4cef4970828d18fe66650c355fbe7680e955f800019e792c4a44742d5840663d5ee43faa7c56dde8293e6ed7

  • SSDEEP

    196608:Hy5DBRcCdDYU2KMzBkzfZy159t3haQ4qlNuFP7hd2TE0vh7DkrX:Hy5DoEwnzq2t3hDjGDK5vhMrX

Malware Config

Extracted

Family

risepro

C2

193.233.132.67:50500

Extracted

Family

amadey

Version

4.12

C2

http://185.172.128.19

Attributes
  • install_dir

    cd1f156d67

  • install_file

    Utsysc.exe

  • strings_key

    0dd3e5ee91b367c60c9e575983554b30

  • url_paths

    /ghsdh39s/index.php

rc4.plain

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

tofsee

C2

vanaheim.cn

jotunheim.name

Extracted

Family

lumma

C2

https://racerecessionrestrai.site/api

Targets

    • Target

      file_v0_9.rar

    • Size

      7.0MB

    • MD5

      e521320796726dab79767d3c650d46be

    • SHA1

      407349944f7f5394265b758a33141e4f0d00aa21

    • SHA256

      eabc87610eaafda14e90bf8fe16dc6d39fcfa75dd6c2a1ad7650fca97c2a930a

    • SHA512

      4c4f12a07c71706cdf75deceb908ae081a8f268f4cef4970828d18fe66650c355fbe7680e955f800019e792c4a44742d5840663d5ee43faa7c56dde8293e6ed7

    • SSDEEP

      196608:Hy5DBRcCdDYU2KMzBkzfZy159t3haQ4qlNuFP7hd2TE0vh7DkrX:Hy5DoEwnzq2t3hDjGDK5vhMrX

    • 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.

    • Detect Fabookie payload

    • Detect ZGRat V1

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Fabookie

      Fabookie is facebook account info stealer.

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Tofsee

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

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Stops running service(s)

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • 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.

    • Registers COM server for autorun

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Unexpected DNS network traffic destination

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

    • 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

    • Drops Chrome extension

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks