General

  • Target

    0e579f0b5765a0177b23b845cfa3003525d58381ca9d8b661debe8a93451bb49

  • Size

    1.8MB

  • Sample

    240601-z9k89sfc8y

  • MD5

    1d1603252cdd17ab5c08a15a86c72e4c

  • SHA1

    0314ebe9f5d9476a4ebb13a637435d0f6a29ccf1

  • SHA256

    0e579f0b5765a0177b23b845cfa3003525d58381ca9d8b661debe8a93451bb49

  • SHA512

    25568a59ff98671f78450978135b9a3b167d6e6e113eba82354e3d2b12529c20e96a8a79276d391e00eff5fe0f769e61b385dbdcc9660f3f7b1f0d7598668b66

  • SSDEEP

    24576:eQaqxYzCDlucRrh/xqcpdAlUT+brSS1MUIZBqB7FW6It8VXkplreJivGzlboWG6n:q6DluSTCbaUuqS6k8VXkOBVGNInUy

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://94.103.188.126/jerry/putty.zip

Extracted

Family

amadey

Version

4.21

Botnet

49e482

C2

http://147.45.47.70

Attributes
  • install_dir

    1b29d73536

  • install_file

    axplont.exe

  • strings_key

    4d31dd1a190d9879c21fac6d87dc0043

  • url_paths

    /tr8nomy/index.php

rc4.plain

Extracted

Family

redline

Botnet

@LOGSCLOUDYT_BOT

C2

185.172.128.33:8970

Extracted

Family

stealc

Botnet

cuapfss

C2

http://23.88.106.134

Attributes
  • url_path

    /6a9f8e2503d99c04.php

Extracted

Family

asyncrat

Version

AsyncRAT

Botnet

Fresh

C2

pepecasas123.net:4608

Mutex

AsyncMutex_5952

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

lumma

C2

https://roomabolishsnifftwk.shop/api

https://detailbaconroollyws.shop/api

https://museumtespaceorsp.shop/api

https://horsedwollfedrwos.shop/api

https://buttockdecarderwiso.shop/api

https://patternapplauderw.shop/api

https://averageaattractiionsl.shop/api

https://understanndtytonyguw.shop/api

https://femininiespywageg.shop/api

https://considerrycurrentyws.shop/api

https://employhabragaomlsp.shop/api

https://stalfbaclcalorieeis.shop/api

https://messtimetabledkolvk.shop/api

https://civilianurinedtsraov.shop/api

https://deprivedrinkyfaiir.shop/api

https://relaxtionflouwerwi.shop/api

Extracted

Family

smokeloader

Botnet

pub2

Targets

    • Target

      0e579f0b5765a0177b23b845cfa3003525d58381ca9d8b661debe8a93451bb49

    • Size

      1.8MB

    • MD5

      1d1603252cdd17ab5c08a15a86c72e4c

    • SHA1

      0314ebe9f5d9476a4ebb13a637435d0f6a29ccf1

    • SHA256

      0e579f0b5765a0177b23b845cfa3003525d58381ca9d8b661debe8a93451bb49

    • SHA512

      25568a59ff98671f78450978135b9a3b167d6e6e113eba82354e3d2b12529c20e96a8a79276d391e00eff5fe0f769e61b385dbdcc9660f3f7b1f0d7598668b66

    • SSDEEP

      24576:eQaqxYzCDlucRrh/xqcpdAlUT+brSS1MUIZBqB7FW6It8VXkplreJivGzlboWG6n:q6DluSTCbaUuqS6k8VXkOBVGNInUy

    • 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#.

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

    • 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.

    • 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.

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • UAC bypass

    • Windows security bypass

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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.

    • Deletes itself

    • 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 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.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

    • Drops desktop.ini file(s)

    • 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