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URLhaus: 32-bit Malicious URLs

ioc-hunt HIGH URLhaus
CommonSecurityLogDnsEvents
iocurlhaus
This rule was pulled from an open-source repository and enriched with AI. Validate in a test environment before deploying to production.
View original rule at URLhaus →
Retrieved: 2026-05-11T11:00:00Z · Confidence: medium

Hunt Hypothesis

Adversaries may use 32-bit malicious URLs to deliver payloads that bypass modern endpoint protections. SOC teams should proactively hunt for these URLs in Azure Sentinel to identify and mitigate potential compromise vectors before they lead to data exfiltration or system control.

IOC Summary

Threat: 32-bit Total URLs: 37 Active URLs: 33

URLStatusThreatDate Added
hxxp://42.228.44.33:46774/ionlinemalware_download2026-05-11
hxxp://182.121.8.145:52664/ionlinemalware_download2026-05-11
hxxp://61.156.126.156:38917/iofflinemalware_download2026-05-11
hxxp://61.156.126.156:38917/bin.shonlinemalware_download2026-05-11
hxxp://61.53.220.233:37274/ionlinemalware_download2026-05-11
hxxp://61.53.220.233:37274/bin.shonlinemalware_download2026-05-11
hxxp://163.142.84.177:36350/ionlinemalware_download2026-05-11
hxxp://115.55.49.73:47932/ionlinemalware_download2026-05-11
hxxp://115.55.49.73:47932/bin.shonlinemalware_download2026-05-11
hxxp://113.237.110.16:44902/ionlinemalware_download2026-05-11
hxxp://113.231.73.56:48836/ionlinemalware_download2026-05-11
hxxp://110.36.77.19:41012/ionlinemalware_download2026-05-11
hxxp://182.117.12.132:33257/bin.shonlinemalware_download2026-05-11
hxxp://113.231.73.56:48836/bin.shonlinemalware_download2026-05-11
hxxp://110.36.77.19:41012/bin.shonlinemalware_download2026-05-11
hxxp://79.182.248.184:56530/ionlinemalware_download2026-05-11
hxxp://221.15.178.156:52257/ionlinemalware_download2026-05-11
hxxp://115.49.232.125:59940/ionlinemalware_download2026-05-11
hxxp://113.233.88.183:33965/ionlinemalware_download2026-05-11
hxxp://157.66.146.183:50229/ionlinemalware_download2026-05-11
hxxp://113.233.88.183:33965/bin.shonlinemalware_download2026-05-11
hxxp://157.66.146.183:50229/bin.shonlinemalware_download2026-05-11
hxxp://118.232.137.101:60595/ionlinemalware_download2026-05-11
hxxp://61.53.74.66:36279/ionlinemalware_download2026-05-11
hxxp://110.39.235.153:35614/ionlinemalware_download2026-05-11

KQL: Url Dns Hunt

// Hunt for DNS resolution of URLhaus malicious domains
// Threat: 32-bit
let malicious_domains = dynamic(["115.49.232.125", "113.233.88.183", "27.37.103.139", "27.206.89.192", "115.55.49.73", "61.53.220.233", "115.52.52.55", "221.15.178.156", "42.228.44.33", "113.231.73.56", "118.232.137.101", "113.237.110.16", "157.66.146.183", "61.156.126.156", "182.117.12.132", "182.121.8.145", "61.53.74.66", "110.36.77.19", "163.142.84.177", "79.182.248.184", "110.39.235.153"]);
DnsEvents
| where Name has_any (malicious_domains)
| project TimeGenerated, Computer, Name, IPAddresses
| order by TimeGenerated desc

KQL: Url Proxy Hunt

// Hunt for web traffic to URLhaus malicious domains
let malicious_domains = dynamic(["115.49.232.125", "113.233.88.183", "27.37.103.139", "27.206.89.192", "115.55.49.73", "61.53.220.233", "115.52.52.55", "221.15.178.156", "42.228.44.33", "113.231.73.56", "118.232.137.101", "113.237.110.16", "157.66.146.183", "61.156.126.156", "182.117.12.132", "182.121.8.145", "61.53.74.66", "110.36.77.19", "163.142.84.177", "79.182.248.184", "110.39.235.153"]);
CommonSecurityLog
| where RequestURL has_any (malicious_domains) or DestinationHostName has_any (malicious_domains)
| project TimeGenerated, SourceIP, RequestURL, DestinationHostName, DeviceAction
| order by TimeGenerated desc

Required Data Sources

Sentinel TableNotes
CommonSecurityLogEnsure this data connector is enabled
DnsEventsEnsure this data connector is enabled

References

False Positive Guidance

Original source: https://urlhaus.abuse.ch/