Analytics Story: Handala Wiper

Date: 2024-07-31 ID: 1590c46a-e976-4b4b-a166-d9be06ab0056 Author: Teoderick Contreras, Splunk Product: Splunk Enterprise Security

Description

Handala Destructive Wiper detection involves monitoring for suspicious activities such as unexpected regasm processes, unauthorized AutoIt script executions, and the dropping of malicious drivers. Indicators such as abrupt system slowdowns, and the creation of unknown files or processes. Early detection of these signs is crucial for mitigating the severe impact of this destructive malware.

Why it matters

Handala Destructive Wiper is a potent malware strain known for its destructive capabilities. It targets and irreversibly wipes data from infected systems, rendering them inoperable. This malware is often used in cyber-attacks against critical infrastructure and organizations, causing significant disruption and data loss. This Wiper employs techniques to evade detection and spread rapidly across networks. Its deployment can lead to extensive downtime, financial loss, and compromised sensitive information, making it a severe threat in the cybersecurity landscape.

Detections

Name ▲▼	Technique ▲▼	Type ▲▼
Suspicious Process File Path	Create or Modify System Process	TTP
Detect Regasm Spawning a Process	Regsvcs/Regasm	TTP
Detect Regasm with Network Connection	Regsvcs/Regasm	TTP
Detect Regasm with no Command Line Arguments	Regsvcs/Regasm	TTP
Executables Or Script Creation In Suspicious Path	Masquerading	Anomaly
Executables Or Script Creation In Temp Path	Masquerading	Anomaly
Windows AutoIt3 Execution	Command and Scripting Interpreter	TTP
Windows Data Destruction Recursive Exec Files Deletion	Data Destruction	TTP
Windows Gather Victim Network Info Through Ip Check Web Services	IP Addresses	Hunting
Windows High File Deletion Frequency	Data Destruction	Anomaly
Windows Suspicious Process File Path	Create or Modify System Process, Match Legitimate Name or Location	TTP

Data Sources

Name ▲▼	Platform ▲▼	Sourcetype ▲▼	Source ▲▼
CrowdStrike ProcessRollup2	N/A	`crowdstrike:events:sensor`	`crowdstrike`
Sysmon EventID 1	Windows	`xmlwineventlog`	`XmlWinEventLog:Microsoft-Windows-Sysmon/Operational`
Sysmon EventID 11	Windows	`xmlwineventlog`	`XmlWinEventLog:Microsoft-Windows-Sysmon/Operational`
Sysmon EventID 22	Windows	`xmlwineventlog`	`XmlWinEventLog:Microsoft-Windows-Sysmon/Operational`
Sysmon EventID 23	Windows	`xmlwineventlog`	`XmlWinEventLog:Microsoft-Windows-Sysmon/Operational`
Sysmon EventID 26	Windows	`xmlwineventlog`	`XmlWinEventLog:Microsoft-Windows-Sysmon/Operational`
Sysmon EventID 3	Windows	`xmlwineventlog`	`XmlWinEventLog:Microsoft-Windows-Sysmon/Operational`
Windows Event Log Security 4688	Windows	`xmlwineventlog`	`XmlWinEventLog:Security`

References

Source: GitHub | Version: 1