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ThreatFox: Unknown malware IOCs

ioc-hunt HIGH ThreatFox
CommonSecurityLogDeviceFileEventsDeviceNetworkEventsDnsEventsUrlClickEvents
iocthreatfoxunknown
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 ThreatFox →
Retrieved: 2026-09-15T11:00:00Z · Confidence: high

Hunt Hypothesis

This rule detects the presence of 23 known indicators of compromise associated with unidentified malware families, signaling potential active infections or staging activities within the environment. Proactively hunting for these IOCs allows the SOC team to identify and isolate compromised assets before the unknown malware can establish persistence or execute lateral movement.

IOC Summary

Malware Family: Unknown malware Total IOCs: 23 IOC Types: ip:port, domain, sha256_hash, url

TypeValueThreat TypeFirst SeenConfidence
ip:port95[.]158[.]131[.]144:7443botnet_cc2026-09-1575%
ip:port95[.]158[.]131[.]151:7443botnet_cc2026-09-1575%
ip:port141[.]148[.]194[.]147:7443botnet_cc2026-09-1575%
urlhxxps://copiose.org/test_proliv/b?o=e6d201f73896b9capayload_delivery2026-09-1590%
urlhxxp://greenns.biz:2930/ordersbotnet_cc2026-09-15100%
urlhxxp://tokjoza.shop:5200/customersbotnet_cc2026-09-15100%
domaini0.hdslb.compayload_delivery2026-09-1590%
sha256_hash091ecb975883426d8a4451487cb6144ae8351cebd47d1d50f8afcc0670cb33c8payload2026-09-1590%
ip:port178[.]16[.]54[.]148:8081botnet_cc2026-09-15100%
ip:port195[.]20[.]115[.]77:3308botnet_cc2026-09-15100%
ip:port91[.]219[.]236[.]179:8080botnet_cc2026-09-15100%
sha256_hashe2db5db12564d2a9da7ef3a57aa23d95782f5eaddc8bd35eb7c35ae6b844a0f0payload2026-09-15100%
sha256_hashdede8bfb55c2e6479d89b1e73e0712791cf16a7179325804fc4bc13f708d08aepayload2026-09-15100%
sha256_hashddbd636f6dfd475dc0c75bf9f6f873fa35b9062dee9d37b3377ae7b9acdcd0c9payload2026-09-15100%
sha256_hashb926cfcd3f4b07fe6001c39f46e40225ff8000411198d13782538d770c54ae5epayload2026-09-15100%
sha256_hashbff3583d04f0d5603ced9831eb7c45c1923bd90e2f7d5e5d2b32942d38cf6dc5payload2026-09-15100%
sha256_hashc708d413720848f8788f43a4f47ddce016fca9af10c9ba4113f47bf2c9244dc5payload2026-09-15100%
sha256_hash8745e872ff8aa41b0e03737f76bf35b6c934106c987dff98afe34120e47caf91payload2026-09-15100%
sha256_hashbba58f99e14e3512c04a5a74a079d7851abf935dd258cff4c80874ce7cfc82e3payload2026-09-15100%
sha256_hashd8f15ba122cd6da01f83fe05294df80a6eadbce0f66dac7c2bcc0904f066e0depayload2026-09-15100%
sha256_hash3ab56c9fb6b7c404c1e5b36788959c877ea819fb124c3847fa0498e9915ef9a7payload2026-09-15100%
sha256_hash7b82f08120e0d9b16cd5b9ec59d24fb68e35735c82311a233d370e7f264af650payload2026-09-15100%
sha256_hashB738c03fef5e3d26419e4aab1818a0a7ad206c67fb3eeedcdfb3ef1ee07eb620payload2026-09-15100%

KQL: Ip Hunt

// Hunt for network connections to known malicious IPs
// Source: ThreatFox - Unknown malware
let malicious_ips = dynamic(["95.158.131.151", "195.20.115.77", "95.158.131.144", "91.219.236.179", "178.16.54.148", "141.148.194.147"]);
CommonSecurityLog
| where DestinationIP in (malicious_ips) or SourceIP in (malicious_ips)
| project TimeGenerated, SourceIP, DestinationIP, DestinationPort, DeviceAction, Activity
| order by TimeGenerated desc

KQL: Ip Hunt Device

// Hunt in Defender for Endpoint network events
let malicious_ips = dynamic(["95.158.131.151", "195.20.115.77", "95.158.131.144", "91.219.236.179", "178.16.54.148", "141.148.194.147"]);
DeviceNetworkEvents
| where RemoteIP in (malicious_ips)
| project Timestamp, DeviceName, RemoteIP, RemotePort, InitiatingProcessFileName, ActionType
| order by Timestamp desc

KQL: Domain Hunt

// Hunt for DNS queries to known malicious domains
// Source: ThreatFox - Unknown malware
let malicious_domains = dynamic(["i0.hdslb.com"]);
DnsEvents
| where Name has_any (malicious_domains)
| project TimeGenerated, Computer, Name, IPAddresses, QueryType
| order by TimeGenerated desc

KQL: Url Hunt

// Hunt for access to known malicious URLs
// Source: ThreatFox - Unknown malware
let malicious_urls = dynamic(["https://copiose.org/test_proliv/b?o=e6d201f73896b9ca", "http://greenns.biz:2930/orders", "http://tokjoza.shop:5200/customers"]);
UrlClickEvents
| where Url has_any (malicious_urls)
| project Timestamp, AccountUpn, Url, ActionType, IsClickedThrough
| order by Timestamp desc

KQL: Hash Hunt

// Hunt for files matching known malicious hashes
// Source: ThreatFox - Unknown malware
let malicious_hashes = dynamic(["091ecb975883426d8a4451487cb6144ae8351cebd47d1d50f8afcc0670cb33c8", "e2db5db12564d2a9da7ef3a57aa23d95782f5eaddc8bd35eb7c35ae6b844a0f0", "dede8bfb55c2e6479d89b1e73e0712791cf16a7179325804fc4bc13f708d08ae", "ddbd636f6dfd475dc0c75bf9f6f873fa35b9062dee9d37b3377ae7b9acdcd0c9", "b926cfcd3f4b07fe6001c39f46e40225ff8000411198d13782538d770c54ae5e", "bff3583d04f0d5603ced9831eb7c45c1923bd90e2f7d5e5d2b32942d38cf6dc5", "c708d413720848f8788f43a4f47ddce016fca9af10c9ba4113f47bf2c9244dc5", "8745e872ff8aa41b0e03737f76bf35b6c934106c987dff98afe34120e47caf91", "bba58f99e14e3512c04a5a74a079d7851abf935dd258cff4c80874ce7cfc82e3", "d8f15ba122cd6da01f83fe05294df80a6eadbce0f66dac7c2bcc0904f066e0de", "3ab56c9fb6b7c404c1e5b36788959c877ea819fb124c3847fa0498e9915ef9a7", "7b82f08120e0d9b16cd5b9ec59d24fb68e35735c82311a233d370e7f264af650", "B738c03fef5e3d26419e4aab1818a0a7ad206c67fb3eeedcdfb3ef1ee07eb620"]);
DeviceFileEvents
| where SHA256 in (malicious_hashes) or SHA1 in (malicious_hashes) or MD5 in (malicious_hashes)
| project Timestamp, DeviceName, FileName, FolderPath, SHA256, InitiatingProcessFileName
| order by Timestamp desc

Required Data Sources

Sentinel TableNotes
CommonSecurityLogEnsure this data connector is enabled
DeviceFileEventsEnsure this data connector is enabled
DeviceNetworkEventsEnsure this data connector is enabled
DnsEventsEnsure this data connector is enabled
UrlClickEventsEnsure this data connector is enabled

References

False Positive Guidance

Original source: https://threatfox.abuse.ch/browse/malware/unknown/