General

  • Target

    setup.exe

  • Size

    704.0MB

  • Sample

    240506-a4yvqsbd4v

  • MD5

    16a058c7a7cbabcedd4f1ccd59db51ff

  • SHA1

    da353a3a174dc74477927b5f6a79497e62e48d31

  • SHA256

    dfda8888baa718e15240571269d97cc427e56caac906da50fada6f1e4a001d05

  • SHA512

    fb50007bce2946a275642d0e9617a272ee71c5c3117ed3600dee94b406d3b4673f066afb6c9b456603f1b35ce8ec5bf75c8777ff8ddfedf6867ea0326d9cff96

  • SSDEEP

    98304:ijyRcZlPbzgfcG7rtUbTuen/YAajhYqCYlRMFazcwxLvLbod3+C0yKw8PWRq+s8s:4yObsfcAe9/cjhYa3M4cdJz8epZJ

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=443&c=1000

Extracted

Family

risepro

C2

147.45.47.93:58709

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

Version

9.4

Botnet

ad7dbf02afc50b46afd33ddc12f41082

C2

https://steamcommunity.com/profiles/76561199680449169

https://t.me/r1g1o

Attributes
  • profile_id_v2

    ad7dbf02afc50b46afd33ddc12f41082

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36 OPR/101.0.0.0

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

5.42.65.96:28380

Extracted

Family

amadey

Version

4.20

C2

http://193.233.132.139

Attributes
  • install_dir

    5454e6f062

  • install_file

    explorta.exe

  • strings_key

    c7a869c5ba1d72480093ec207994e2bf

  • url_paths

    /sev56rkm/index.php

rc4.plain

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

lumma

C2

https://miniaturefinerninewjs.shop/api

https://acceptabledcooeprs.shop/api

https://obsceneclassyjuwks.shop/api

https://plaintediousidowsko.shop/api

https://sweetsquarediaslw.shop/api

https://holicisticscrarws.shop/api

https://boredimperissvieos.shop/api

Targets

    • Target

      setup.exe

    • Size

      704.0MB

    • MD5

      16a058c7a7cbabcedd4f1ccd59db51ff

    • SHA1

      da353a3a174dc74477927b5f6a79497e62e48d31

    • SHA256

      dfda8888baa718e15240571269d97cc427e56caac906da50fada6f1e4a001d05

    • SHA512

      fb50007bce2946a275642d0e9617a272ee71c5c3117ed3600dee94b406d3b4673f066afb6c9b456603f1b35ce8ec5bf75c8777ff8ddfedf6867ea0326d9cff96

    • SSDEEP

      98304:ijyRcZlPbzgfcG7rtUbTuen/YAajhYqCYlRMFazcwxLvLbod3+C0yKw8PWRq+s8s:4yObsfcAe9/cjhYa3M4cdJz8epZJ

    • Amadey

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

    • Detect Vidar Stealer

    • Detect ZGRat V1

    • Lumma Stealer

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

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • 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.

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • 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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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 Microsoft Outlook profiles

    • 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

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks