This detection identifies adversary behavior involving the execution of 32-bit malware payloads delivered through a curated set of known malicious URLs from URLhaus. A SOC team should proactively hunt for these indicators in Azure Sentinel to uncover potential lateral movement or initial access attempts that may have been missed by standard perimeter defenses due to their specific architecture constraints.
Threat: 32-bit Total URLs: 29 Active URLs: 24
| URL | Status | Threat | Date Added |
|---|---|---|---|
hxxp://123.13.27.188:58344/i | online | malware_download | 2026-09-01 |
hxxp://219.157.16.109:59560/bin.sh | online | malware_download | 2026-09-01 |
hxxp://196.190.10.252:52578/i | online | malware_download | 2026-09-01 |
hxxp://123.8.80.73:57686/i | online | malware_download | 2026-09-01 |
hxxp://27.44.147.176:51284/i | online | malware_download | 2026-09-01 |
hxxp://112.248.184.44:32848/i | online | malware_download | 2026-09-01 |
hxxp://115.59.37.238:56506/i | online | malware_download | 2026-09-01 |
hxxp://42.233.91.171:56278/i | online | malware_download | 2026-09-01 |
hxxp://105.224.39.134:50787/i | online | malware_download | 2026-09-01 |
hxxp://105.224.39.134:50787/bin.sh | offline | malware_download | 2026-09-01 |
hxxp://42.178.153.144:51307/bin.sh | online | malware_download | 2026-09-01 |
hxxp://146.66.248.182:48109/i | online | malware_download | 2026-09-01 |
hxxp://123.14.123.154:33340/i | online | malware_download | 2026-09-01 |
hxxp://61.54.167.178:52114/i | online | malware_download | 2026-09-01 |
hxxp://146.66.248.182:48109/bin.sh | online | malware_download | 2026-09-01 |
hxxp://103.18.13.107:44599/i | online | malware_download | 2026-09-01 |
hxxp://115.55.235.183:35287/i | online | malware_download | 2026-09-01 |
hxxp://95.56.232.109:45950/i | online | malware_download | 2026-09-01 |
hxxp://115.55.235.183:35287/bin.sh | online | malware_download | 2026-09-01 |
hxxp://222.137.145.114:43346/bin.sh | online | malware_download | 2026-09-01 |
hxxp://180.245.43.93:37596/i | online | malware_download | 2026-09-01 |
hxxp://45.194.88.27:44517/i | offline | malware_download | 2026-09-01 |
hxxp://160.176.145.10:61000/i | offline | malware_download | 2026-09-01 |
hxxp://180.245.43.93:37596/bin.sh | online | malware_download | 2026-09-01 |
hxxp://42.59.89.223:55257/i | online | malware_download | 2026-09-01 |
// Hunt for DNS resolution of URLhaus malicious domains
// Threat: 32-bit
let malicious_domains = dynamic(["123.14.123.154", "95.56.232.109", "27.44.147.176", "115.59.37.238", "105.224.39.134", "123.8.80.73", "42.178.153.144", "130.12.209.153", "42.233.91.171", "180.245.43.93", "115.55.235.183", "103.18.13.107", "123.13.27.188", "42.59.89.223", "146.66.248.182", "222.137.145.114", "196.190.10.252", "61.54.167.178", "219.157.16.109", "112.248.184.44"]);
DnsEvents
| where Name has_any (malicious_domains)
| project TimeGenerated, Computer, Name, IPAddresses
| order by TimeGenerated desc
// Hunt for web traffic to URLhaus malicious domains
let malicious_domains = dynamic(["123.14.123.154", "95.56.232.109", "27.44.147.176", "115.59.37.238", "105.224.39.134", "123.8.80.73", "42.178.153.144", "130.12.209.153", "42.233.91.171", "180.245.43.93", "115.55.235.183", "103.18.13.107", "123.13.27.188", "42.59.89.223", "146.66.248.182", "222.137.145.114", "196.190.10.252", "61.54.167.178", "219.157.16.109", "112.248.184.44"]);
CommonSecurityLog
| where RequestURL has_any (malicious_domains) or DestinationHostName has_any (malicious_domains)
| project TimeGenerated, SourceIP, RequestURL, DestinationHostName, DeviceAction
| order by TimeGenerated desc
| Sentinel Table | Notes |
|---|---|
CommonSecurityLog | Ensure this data connector is enabled |
DnsEvents | Ensure this data connector is enabled |
Here are specific false positive scenarios for the URLhaus: 32-bit Malicious URLs detection rule, including targeted filters and exclusions:
Scenario: Legacy Admin Tool Connectivity
updates.microsoft.com or a specific SAP download portal) as “suspicious” due to broad heuristics, it triggers this rule despite being legitimate administrative traffic.*.microsoft.com, *.sap.com) where the source process is identified as a trusted service account or specific executable name (ccmsetup.exe, SAPLogon.exe).Scenario: Scheduled 32-bit Backup and Reporting Agents