diff options
Diffstat (limited to 'kevlar/2026-08-17/iocs')
| -rw-r--r-- | kevlar/2026-08-17/iocs/README.md | 19 | ||||
| -rw-r--r-- | kevlar/2026-08-17/iocs/all-observed-ips.txt | 120 | ||||
| -rw-r--r-- | kevlar/2026-08-17/iocs/c2-paths.txt | 11 | ||||
| -rw-r--r-- | kevlar/2026-08-17/iocs/fingerprints.txt | 19 |
4 files changed, 169 insertions, 0 deletions
diff --git a/kevlar/2026-08-17/iocs/README.md b/kevlar/2026-08-17/iocs/README.md new file mode 100644 index 0000000..0c5c2eb --- /dev/null +++ b/kevlar/2026-08-17/iocs/README.md @@ -0,0 +1,19 @@ +# Weekly BP Report -- 2026-08-17 + +Generated: 2026-08-17T11:45:00Z +ASNs covered: 25 +Sponge sessions found: 24,000+ (capped per query; KAOPU-HK + PFCLOUD each >10,000) +Honeylabs events found: ~13,600 across 10 ASNs +Censys IPs enriched: 6 per-IP + 11 ASN-level aggregations +Anomalies flagged: 7 + +## Key Findings + +- PROTON66 MSSQL-TDS brute +594% (~1,700 events); 176.120.22.61 swept 289 ports, likely compromised Win 2012 R2 +- FLOKINET Tor exit 185.100.87.136 beaconing SPARK C2 (POST /api/client/update, secret header, agent UUID) +- KPRONET .git/.env exfil resumed over TLS 443 (77.83.39.6/.94); Censys now attributes space to PFCLOUD +- PFCLOUD .2xx proxy block expanded; 204.76.203.224/226 share ClickHouse + proxy banner hashes (cloned) +- HASSH 41ff3ecd ties 77.83.39.6 (.env crawler) to prior PFCLOUD clone pair +- ROUTERHOSTING PPTP campaign ended; SMBv1 445 brute new +- AEZA qBittorrent peer-scanning 16663 (qB5230) +- KPRONET zero Censys-visible hosts diff --git a/kevlar/2026-08-17/iocs/all-observed-ips.txt b/kevlar/2026-08-17/iocs/all-observed-ips.txt new file mode 100644 index 0000000..46f1a78 --- /dev/null +++ b/kevlar/2026-08-17/iocs/all-observed-ips.txt @@ -0,0 +1,120 @@ +# AS51396 - PFCLOUD (Pfcloud UG / Intelligence Hosting LLC) +204.76.203.224 +204.76.203.226 +204.76.203.225 +204.76.203.73 +204.76.203.7 +204.76.203.49 +204.76.203.222 +204.76.203.214 +204.76.203.221 +204.76.203.212 +204.76.203.213 +204.76.203.43 +204.76.203.30 +45.135.193.193 +45.135.194.113 +176.65.149.27 +176.65.149.212 +176.65.149.31 +176.65.149.30 +176.65.149.64 +176.65.149.67 +176.65.149.55 +176.65.148.216 +77.83.39.6 +77.83.39.94 +# AS198953 - PROTON66 OOO +176.120.22.61 +176.120.22.240 +193.143.1.66 +193.143.1.67 +176.120.22.192 +# AS51852 - PLI-AS (Private Layer INC) +81.17.28.131 +179.43.150.26 +179.43.185.147 +179.43.146.27 +179.43.140.210 +179.43.175.56 +179.43.167.2 +179.43.139.58 +46.19.138.10 +46.19.137.194 +# AS14956 - ROUTERHOSTING (RouterHosting LLC) +172.86.91.225 +144.172.104.239 +172.86.89.13 +216.126.224.182 +172.86.117.139 +144.172.116.49 +172.86.119.138 +172.86.114.38 +167.88.168.121 +153.75.85.203 +45.61.150.67 +216.126.239.150 +144.172.99.148 +144.172.101.79 +144.172.107.146 +216.126.236.232 +107.189.22.104 +172.86.123.118 +107.189.17.174 +153.75.94.130 +144.172.94.26 +144.172.107.98 +144.172.88.96 +107.189.17.69 +144.172.117.54 +# AS200651 - FLOKINET ehf +185.100.87.136 +185.146.234.64 +185.100.87.136 +37.228.129.67 +185.246.188.74 +# AS138915 - KAOPU-HK (Kaopu Cloud HK Limited) +154.93.53.239 +38.54.2.209 +38.54.2.232 +38.54.2.13 +38.54.2.152 +38.54.2.75 +154.93.119.167 +154.93.119.166 +154.93.119.165 +154.93.119.164 +154.93.119.169 +# AS214940 - KPRONET (Kprohost LLC) +77.83.39.6 +77.83.39.64 +77.83.39.11 +77.83.39.108 +45.144.212.40 +# AS210644 - AEZA (Aeza Group LLC) +77.110.106.52 +77.110.124.112 +147.45.41.126 +89.208.103.38 +213.21.233.236 +85.192.29.102 +# AS57043 - HOSTKEY-AS +193.247.77.84 +212.69.84.94 +82.23.173.242 +81.29.146.37 +46.17.100.21 +# AS209847 - THE +77.91.122.2 +# AS400992 - ZHOUYISAT-COMMUNICATIONS +23.172.217.77 +193.46.218.239 +23.172.217.87 +# AS214940 - KPRONET +77.83.39.6 +# AS200651 - FLOKINET +185.100.87.136 +# AS30823 - AUROLOGIC +172.86.94.82 +# AS200593 - PROSPERO-AS +91.215.85.104 diff --git a/kevlar/2026-08-17/iocs/c2-paths.txt b/kevlar/2026-08-17/iocs/c2-paths.txt new file mode 100644 index 0000000..65c2a54 --- /dev/null +++ b/kevlar/2026-08-17/iocs/c2-paths.txt @@ -0,0 +1,11 @@ +/api/client/update?arch=amd64&commit=08059e95dacafe0bf6e5782f8e2c8ec9cd8c5a17&os=windows -- SPARK C2 beacon POST, 185.100.87.136 FLOKINET, 1 hit this week +/eventmanager -- SPARK C2 channel, 185.100.87.136 +/ajax -- SPARK C2 polling, 185.100.87.136 +/api/v1/update -- SPARK C2 update check, 185.100.87.136 +/FD873AC4-CF86-4FED-84EC-4BD59C6F17A7 -- SPARK agent UUID path, 185.100.87.136 +/images/transparentpix.gif -- beaconing pixel, 185.100.87.136 +/.env -- env file exfil, 77.83.39.6 KPRONET/PFCLOUD, 25+ hits high-confidence malicious +/.git/HEAD -- git metadata exfil, 77.83.39.94 +/wsman -- WinRM brute POST, 154.93.53.239 KAOPU + 179.43.185.147 PLI +/api/trpc/setup.setup -- tRPC setup probe, 179.43.150.26 PLI +/version -- Docker API probe, 179.43.175.56 PLI diff --git a/kevlar/2026-08-17/iocs/fingerprints.txt b/kevlar/2026-08-17/iocs/fingerprints.txt new file mode 100644 index 0000000..7bb669f --- /dev/null +++ b/kevlar/2026-08-17/iocs/fingerprints.txt @@ -0,0 +1,19 @@ +# JA4 TLS Client Fingerprints +t13i190800_9dc949149365_97f8aa674fd9 -- .env UA-rotator, 77.83.39.6, KPRONET/PFCLOUD +t13i251000_b78ed14e2fd0_ab7e3b40a677 -- .git/HEAD probe, 77.83.39.94, KPRONET/PFCLOUD +t13i1909h2_9dc949149365_97f8aa674fd9 -- SPARK C2 beacon, 185.100.87.136, FLOKINET +t13i1310h1_f57a46bbacb6_e7c285222651 -- TLS web probe, 193.247.77.84 HOSTKEY; 179.43.146.27 PLI +t13i311000_e8f1e7e78f70_d41ae481755e -- .env/trpc probes, 179.43.150.26, PLI-AS +# JA3 TLS Client Fingerprints +7c1e207beb00684bbbe144f1b0abe1d5 -- SPARK C2 beacon, 185.100.87.136, FLOKINET +19e29534fd49dd27d09234e639c4057e -- .env UA-rotator, 77.83.39.6, KPRONET/PFCLOUD +416eca07dcaad72dec6f76d1277b3eff -- .git/HEAD probe, 77.83.39.94 +004556e859f3c26c5d19746b3a957c74 -- 179.43.150.26, PLI-AS +# JA4H HTTP Client Fingerprints +po11nn0600_c9506d37ac14 -- SPARK POST /api/client/update, 185.100.87.136 +po11nn0700_e1eadaf42879 -- WinRM /wsman, shared KAOPU 154.93.53.239 + PLI 179.43.185.147 +ge11nn0500_9af7e0472034 -- .env/.git exfil over TLS, 77.83.39.6/.94 +ge11nn0400_9c3956fad5da -- Go-http-client/1.1 proxy checker, PFCLOUD +# HASSH SSH Client Fingerprints +41ff3ecd1458b0bf86e1b4891636213e -- PFCLOUD cloned fleet + .env crawler (77.83.39.6); also 204.76.203.221/214 prior week +e54ef3ec27fe1fea7ab64d3fa05359fd -- SPARK C2 client, 185.100.87.136, FLOKINET |
