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What Program, Released In 2013, Is an Example of Ransomware? The answer is a crypto locker. Ransomware is malevolent programming that scrambles documents on a contaminated PC, in this manner... The post What Program, Released In 2013, Is an Example of Ransomware? appeared first on Hacker Combat.
Analysis Summary
Based on the provided article describing different types and distribution methods of ransomware, here is the structured summary focusing on the mentioned concepts, while noting the lack of specific IOCs or advanced technical details for a single named tool:
# Tool/Technique: Ransomware (General Concept)
## Overview
Ransomware is malevolent programming designed to restrict a user's access to their files or entire computer system. The attacker demands a ransom payment, usually in cryptocurrency, in exchange for a decryption tool or key. The article specifically mentions "crypto locker" as an example released around 2013.
## Technical Details
- Type: Malware Family (Ransomware)
- Platform: PC (Implied: Windows/Desktop environments)
- Capabilities: Encryption of user files, blocking system access, demanding cryptocurrency payment.
- First Seen: The concept of ransomware predates 2013, but the article references a "crypto locker" example from that year.
## MITRE ATT&CK Mapping
Due to the general nature of the description, mapping is provided for fundamental ransomware behaviors:
- **TA0010 - Impact**
- T1486 - Data Encrypted for Impact
- (No specific sub-technique detailed)
- **TA0001 - Initial Access**
- T1566 - Phishing
- T1566.001 - Spearphishing Attachment
- T1566.002 - Spearphishing Link
- T1189 - Drive-by Compromise
## Functionality
### Core Capabilities
- **Encryption/Scrambling:** Modifying the format of crucial files so the system cannot recognize or use them (Data Lockers/Crypto-ransomware).
- **Access Denial:** Preventing the user from accessing the computer's interface via pop-ups (Computer Lockers).
- **Extortion:** Demanding payment, often structured differently for individuals versus businesses.
### Advanced Features
- **Leakware/Doxware:** Threatening to publish confidential data if the ransom is not paid.
- **Scareware Integration:** Masquerading as legitimate antivirus software to trick users into purchasing useless or malicious software, which may also exfiltrate personal data.
- **Ransomware-as-a-Service (RaaS):** An operational model where developers sell/lease the ransomware payload and infrastructure to affiliates.
## Indicators of Compromise
*Note: The article describes general infection vectors and does not provide specific, named IOCs for any single variant.*
- File Hashes: [Not specified]
- File Names: [Not specified]
- Registry Keys: [Not specified]
- Network Indicators: [No specific C2 addresses mentioned; only the general requirement for cryptocurrency payment to avoid tracking.]
- Behavioral Indicators: Rapid file encryption upon installation; display of ransom/instruction pop-ups on system boot-up (for Computer Lockers).
## Associated Threat Actors
- [Not specified beyond general 'hackers' or 'programmers']
## Detection Methods
- **Signature-based detection:** Modern anti-malware software is cited as capable of detecting and removing the malware.
- **Behavioral detection:** Monitoring for the rapid, mass modification or encryption of user files.
- **YARA rules:** [Not specified]
## Mitigation Strategies
- **Regular Backups:** Maintaining copies of all data on the cloud or external hard disks.
- **Security Hygiene:** Never opening suspicious emails or clicking links/attachments contained within them.
- **System Patching:** Regularly updating operating systems and all installed programs to fix exploitable vulnerabilities.
- **Anti-Malware Use:** Employing robust security software to detect and eliminate threats before/during infection.
## Related Tools/Techniques
- Crypto Locker (Specific type mentioned, related to 2013 examples)
- Computer Lockers
- Data Lockers (Crypto-ransomware)
- Leakware (Doxware)
- Scareware
- Ransomware-as-a-Service (RaaS)