Ransomware Research

Scarab-Danger Ransomware

Scarab-Danger is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2018, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Scarab-Danger
First Seen
November 1, 2018

How Scarab-Danger Ransomware Works

Targeted Files

https://www.bleepingcomputer.com/forums/t/651855/scarab-mich78-ransomware-scarab-scorpio-mich78usacom-support-topic/page-45#entry4933003

File Encryption Patterns

Scarab-Danger modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..fastsupport@xmpp.jp..fastsupport@airmail.cc..danger..onlinesupport@airmail.cc..supportfiless24@protonmail.ch..online24files@airmail.cc..fastrecovery@xmpp.jp..fastrecovery@xmppp..btchelp@xmpp.jp..inchin

Ransom Note and Payment Demands

After encrypting files, Scarab-Danger displays ransom notes demanding payment for file recovery:

fileHOW TO RECOVER ENCRYPTED FILES-fastsupport@xmpp.jp.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES-fastsupport@xmpp.jp.TXT
fileHOW TO RECOVER ENCRYPTED FILES-fastrecovery@xmpp.jp.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES-fastrecovery@xmpp.jp.TXT

Note locations:

EveryFolder
fileHOW TO RECOVER ENCRYPTED FILES.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES.TXT
fileHOW TO RECOVER ENCRYPTED FILES-onlinesupport@airmail.cc.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES-onlinesupport@airmail.cc.TXT

Note locations:

EveryFolder
fileHOW TO RECOVER ENCRYPTED FILES-supportfiless24@protonmail.ch.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES-supportfiless24@protonmail.ch.TXT

Note locations:

EveryFolder
fileHOW TO RECOVER ENCRYPTED FILES-online24files@airmail.cc.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES-online24files@airmail.cc.TXT

Note locations:

EveryFolder
fileHOW TO RECOVER ENCRYPTED FILES-fastsupport@airmail.cc.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES-fastsupport@airmail.cc.TXT

Note locations:

EveryFolder
fileHOW TO RECOVER - btchelp@xmpp.jp ENCRYPTED FILES.TXT
fileRECOVER.TXT

Ransom message:

notes/RECOVER.TXT

Technical Indicators

Associated Executable Files

The following executable files are associated with Scarab-Danger ransomware:

  • syst.exe

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About This Analysis

This Scarab-Danger ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Scarab-Danger.

Last updated: July 30, 2025