47.81.57.227
C2 Infrastructure CobaltStrike Indicator 47.81.57.227 Type ip Category C2 Infrastructure Family CobaltStrike Hosting Alibaba Cloud LLC Confidence high VT Score 5/94 Source shodan First Seen 2026-09-18 16:00:09 UTC Last Seen 2026-09-18 16:00:09 UTC Shodan View on Shodan ↗
Raw JSON
{
"cobalt_strike_beacon": {
"x86": {
"beacon_type": "HTTP",
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727)",
"http-post.client": [
"Content-Type: application/octet-stream",
"id"
],
"maxgetsize": 1048576,
"post-ex.spawnto_x86": "%windir%\\syswow64\\rundll32.exe",
"port": 80,
"sleeptime": 60000,
"uses_cookies": 1,
"proxy.behavior": "2 (Use IE settings)",
"process-inject.execute": [
"CreateThread",
"SetThreadContext",
"CreateRemoteThread",
"RtlCreateUserThread"
],
"process-inject.startrwx": 64,
"post-ex.spawnto_x64": "%windir%\\sysnative\\rundll32.exe",
"process-inject.stub": "e43a1b63f09794f74d90a9889f7acb77",
"http-get.uri": "47.81.57.227,/dpixel",
"watermark": 987654321,
"dns-beacon.strategy_fail_seconds": -1,
"server.publickey_md5": "e1e003ccfe9c6dfabd79a8787fc1ac0f",
"dns-beacon.strategy_fail_x": -1,
"http-post.verb": "POST",
"http-post.uri": "/submit.php",
"process-inject.userwx": 64,
"http-get.verb": "GET",
"http-get.client": [
"Cookie"
]
},
"x64": {
"beacon_type": "HTTP",
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; FunWebProducts)",
"http-post.client": [
"Content-Type: application/octet-stream",
"id"
],
"maxgetsize": 1048576,
"post-ex.spawnto_x86": "%windir%\\syswow64\\rundll32.exe",
"port": 80,
"sleeptime": 60000,
"uses_cookies": 1,
"proxy.behavior": "2 (Use IE settings)",
"process-inject.execute": [
"CreateThread",
"SetThreadContext",
"CreateRemoteThread",
"RtlCreateUserThread"
],
"process-inject.startrwx": 64,
"post-ex.spawnto_x64": "%windir%\\sysnative\\rundll32.exe",
"process-inject.stub": "e43a1b63f09794f74d90a9889f7acb77",
"http-get.uri": "47.81.57.227,/en_US/all.js",
"watermark": 987654321,
"dns-beacon.strategy_fail_seconds": -1,
"server.publickey_md5": "e1e003ccfe9c6dfabd79a8787fc1ac0f",
"dns-beacon.strategy_fail_x": -1,
"http-post.verb": "POST",
"http-post.uri": "/submit.php",
"process-inject.userwx": 64,
"http-get.verb": "GET",
"http-get.client": [
"Cookie"
]
}
},
"ip": 793852387,
"http": {
"status": 404,
"robots_hash": null,
"redirects": [],
"title_hash": null,
"securitytxt": null,
"title": null,
"sitemap_hash": null,
"robots": null,
"dom_hash": 0,
"components_hash": 0,
"headers_hash": 2129120964,
"host": "47.81.57.227",
"html": "",
"server_hash": null,
"location": "/",
"components": {},
"securitytxt_hash": null,
"headers": {
"date": "Sun, 13 Sep 2026 14:30:34 GMT",
"content-length": "0",
"content-type": "text/plain"
},
"server": null,
"sitemap": null,
"html_hash": 0
},
"port": 80,
"transport": "tcp",
"cpe23_hash": -527748401,
"cloud": {
"region": null,
"service": null,
"provider": "Alibaba Cloud"
},
"location": {
"city": "Bangkok",
"region_code": "10",
"area_code": null,
"longitude": 100.50144,
"latitude": 13.75398,
"country_code": "TH",
"country_name": "Thailand"
},
"product": "Cobalt Strike Beacon",
"hash": -1443261676,
"tags": [
"cloud"
],
"timestamp": "2026-09-13T14:30:34.339180",
"hostnames": [],
"org": "Alibaba Cloud LLC",
"data": "HTTP/1.1 404 Not Found\r\nDate: Sun, 13 Sep 2026 14:30:34 GMT\r\nContent-Type: text/plain\r\nContent-Length: 0\r\n\r\n\nCobalt Strike Beacon:\n x86:\n beacon_type: HTTP\n dns-beacon.strategy_fail_seconds: -1\n dns-beacon.strategy_fail_x: -1\n dns-beacon.strategy_rotate_seconds: -1\n http-get.client:\n Cookie\n http-get.uri: 47.81.57.227,/dpixel\n http-get.verb: GET\n http-post.client:\n Content-Type: application/octet-stream\n id\n http-post.uri: /submit.php\n http-post.verb: POST\n maxgetsize: 1048576\n port: 80\n post-ex.spawnto_x64: %windir%\\sysnative\\rundll32.exe\n post-ex.spawnto_x86: %windir%\\syswow64\\rundll32.exe\n process-inject.execute:\n CreateThread\n SetThreadContext\n CreateRemoteThread\n RtlCreateUserThread\n process-inject.startrwx: 64\n process-inject.stub: e43a1b63f09794f74d90a9889f7acb77\n process-inject.userwx: 64\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: e1e003ccfe9c6dfabd79a8787fc1ac0f\n sleeptime: 60000\n useragent_header: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727)\n uses_cookies: 1\n watermark: 987654321\n x64:\n beacon_type: HTTP\n dns-beacon.strategy_fail_seconds: -1\n dns-beacon.strategy_fail_x: -1\n dns-beacon.strategy_rotate_seconds: -1\n http-get.client:\n Cookie\n http-get.uri: 47.81.57.227,/en_US/all.js\n http-get.verb: GET\n http-post.client:\n Content-Type: application/octet-stream\n id\n http-post.uri: /submit.php\n http-post.verb: POST\n maxgetsize: 1048576\n port: 80\n post-ex.spawnto_x64: %windir%\\sysnative\\rundll32.exe\n post-ex.spawnto_x86: %windir%\\syswow64\\rundll32.exe\n process-inject.execute:\n CreateThread\n SetThreadContext\n CreateRemoteThread\n RtlCreateUserThread\n process-inject.startrwx: 64\n process-inject.stub: e43a1b63f09794f74d90a9889f7acb77\n process-inject.userwx: 64\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: e1e003ccfe9c6dfabd79a8787fc1ac0f\n sleeptime: 60000\n useragent_header: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; FunWebProducts)\n uses_cookies: 1\n watermark: 987654321\n",
"asn": "AS45102",
"cpe23": [
"cpe:2.3:a:helpsystems:cobalt_strike"
],
"isp": "Alibaba (US) Technology Co., Ltd.",
"cpe": [
"cpe:/a:helpsystems:cobalt_strike"
],
"domains": [],
"ip_str": "47.81.57.227",
"os": null,
"_shodan": {
"region": "eu",
"module": "http",
"ptr": true,
"options": {},
"id": "519aa07d-c849-462a-ad35-f992b1e6dabf",
"crawler": "487814a778c983e2dcef234806292d88c5cbf3ec"
}
}