118.26.39.237
C2 Infrastructure CobaltStrike Indicator 118.26.39.237 Type ip Category C2 Infrastructure Family CobaltStrike Hosting UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED Confidence high VT Score 11/94 Source shodan First Seen 2026-04-18 05:03:23 UTC Last Seen 2026-05-09 16:00:12 UTC Shodan View on Shodan ↗
Raw JSON
{
"cobalt_strike_beacon": {
"x86": {
"beacon_type": "HTTPS",
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36",
"http-post.client": [
"Content-Type: application/x-www-form-urlencoded",
"id"
],
"maxgetsize": 1398308,
"post-ex.spawnto_x86": "%windir%\\syswow64\\rundll32.exe",
"port": 8443,
"sleeptime": 28000,
"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": "40ed048138df0b3e23a0ef24dc5efa1a",
"http-get.uri": "msg.msdegeup.com,/wp06/wp-includes/po.php",
"watermark": 666666666,
"dns-beacon.strategy_fail_seconds": -1,
"host_header": "Host: msg.msdegeup.com\r\n",
"server.publickey_md5": "907fb246333cb2d547602bf6202ce36d",
"dns-beacon.strategy_fail_x": -1,
"http-post.verb": "POST",
"http-post.uri": "/modules/mod_search.php",
"process-inject.userwx": 64,
"http-get.verb": "GET",
"http-get.client": [
"Referer: https://www.bing.com",
"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9",
"Accept-Language: en-US,en;q=0.9",
"Cookie"
]
},
"x64": {
"beacon_type": "HTTPS",
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36",
"http-post.client": [
"Content-Type: application/x-www-form-urlencoded",
"id"
],
"maxgetsize": 1398308,
"post-ex.spawnto_x86": "%windir%\\syswow64\\rundll32.exe",
"port": 8443,
"sleeptime": 28000,
"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": "40ed048138df0b3e23a0ef24dc5efa1a",
"http-get.uri": "msg.msdegeup.com,/articles/read.php",
"watermark": 666666666,
"dns-beacon.strategy_fail_seconds": -1,
"host_header": "Host: msg.msdegeup.com\r\n",
"server.publickey_md5": "907fb246333cb2d547602bf6202ce36d",
"dns-beacon.strategy_fail_x": -1,
"http-post.verb": "POST",
"http-post.uri": "/includes/phpmailer/class.pop3.php",
"process-inject.userwx": 64,
"http-get.verb": "GET",
"http-get.client": [
"Referer: https://www.bing.com",
"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9",
"Accept-Language: en-US,en;q=0.9",
"Cookie"
]
}
},
"ip": 1981425645,
"http": {
"status": 404,
"robots_hash": null,
"redirects": [],
"title_hash": null,
"securitytxt": null,
"title": null,
"sitemap_hash": null,
"robots": null,
"dom_hash": 0,
"headers_hash": 2129120964,
"host": "118.26.39.237",
"html": "",
"server_hash": null,
"location": "/",
"components": {},
"securitytxt_hash": null,
"server": null,
"sitemap": null,
"html_hash": 0
},
"port": 8443,
"transport": "tcp",
"location": {
"city": "Hong Kong",
"region_code": "",
"area_code": null,
"longitude": 114.17469,
"latitude": 22.27832,
"country_code": "HK",
"country_name": "Hong Kong"
},
"product": "Cobalt Strike Beacon",
"hash": -28521640,
"timestamp": "2026-04-18T03:32:07.271171",
"ssl": {
"chain_sha256": [
"99a099095148a1a2566ca0602c7b15fac4e8b2a3f73affaf49a4bb81b425834a"
],
"jarm": "2ad2ad16d2ad2ad00042d42d00042ddb04deffa1705e2edc44cae1ed24a4da",
"tlsext": [
{
"id": 43,
"name": "supported_versions"
},
{
"id": 51,
"name": "key_share"
},
{
"id": 10,
"name": "supported_groups"
}
],
"chain": [
"-----BEGIN CERTIFICATE-----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\n1Mj929OkvXMlfl2y79UZVwfTgR+HliewhfnCx6WsWv9ZVZTQiCl6pw==\n-----END CERTIFICATE-----\n"
],
"versions": [],
"acceptable_cas": [],
"alpn": [],
"cert": {
"sig_alg": "sha256WithRSAEncryption",
"issued": "20250519030800Z",
"expires": "20400515030800Z",
"pubkey": {
"bits": 2048,
"type": "rsa"
},
"version": 2,
"extensions": [
{
"critical": true,
"data": "\\x03\\x02\\x05\\xa0",
"name": "keyUsage"
},
{
"data": "0\\x14\\x06\\x08+\\x06\\x01\\x05\\x05\\x07\\x03\\x02\\x06\\x08+\\x06\\x01\\x05\\x05\\x07\\x03\\x01",
"name": "extendedKeyUsage"
},
{
"critical": true,
"data": "0\\x00",
"name": "basicConstraints"
},
{
"data": "\\x04\\x14\\xfb\\xd3\\xb4\\xbeWd\\xd0e\\xf9\\xb4\\x9eU3\\xf6\\x8f\\x05\\x85\\x1bQx",
"name": "subjectKeyIdentifier"
},
{
"data": "0\\x16\\x80\\x14$\\xe8SW]|4@\\x87\\xa9\\xeb\\x94\\xdb\\xba\\xe1\\x16x\\xfc)\\xa4",
"name": "authorityKeyIdentifier"
},
{
"data": "0200\\x06\\x08+\\x06\\x01\\x05\\x05\\x070\\x01\\x86$http://ocsp.cloudflare.com/origin_ca",
"name": "authorityInfoAccess"
},
{
"data": "0\\x1e\\x82\\x0e*.msdegeup.com\\x82\\x0cmsdegeup.com",
"name": "subjectAltName"
},
{
"data": "0/0-\\xa0+\\xa0)\\x86\\'http://crl.cloudflare.com/origin_ca.crl",
"name": "crlDistributionPoints"
}
],
"fingerprint": {
"sha256": "99a099095148a1a2566ca0602c7b15fac4e8b2a3f73affaf49a4bb81b425834a",
"sha1": "5e64d96b3945b60f0425d92a4652e24353094535"
},
"serial": 9.106054944647369e+46,
"issuer": {
"C": "US",
"L": "San Francisco",
"OU": "CloudFlare Origin SSL Certificate Authority",
"O": "CloudFlare, Inc.",
"ST": "California"
},
"expired": false,
"subject": {
"OU": "CloudFlare Origin CA",
"CN": "CloudFlare Origin Certificate",
"O": "CloudFlare, Inc."
}
},
"cipher": {
"version": "TLSv1.3",
"bits": 256,
"name": "TLS_AES_256_GCM_SHA384"
},
"trust": {
"revoked": false,
"browser": null
},
"handshake_states": [
"before SSL initialization",
"SSLv3/TLS write client hello",
"SSLv3/TLS read server hello",
"TLSv1.3 read encrypted extensions",
"SSLv3/TLS read server certificate",
"TLSv1.3 read server certificate verify",
"SSLv3/TLS read finished",
"SSLv3/TLS write change cipher spec",
"SSLv3/TLS write finished",
"SSL negotiation finished successfully"
],
"ja3s": "f03a69cfa3944d6d51bc52febd87a1a8",
"ocsp": {}
},
"hostnames": [
"msdegeup.com"
],
"org": "UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED",
"data": "HTTP/1.1 404 Not Found\r\nDate: Sat, 18 Apr 2026 03:32:34 GMT\r\nContent-Type: text/plain\r\nContent-Length: 0\r\n\r\n\nCobalt Strike Beacon:\n x86:\n beacon_type: HTTPS\n dns-beacon.strategy_fail_seconds: -1\n dns-beacon.strategy_fail_x: -1\n dns-beacon.strategy_rotate_seconds: -1\n host_header: Host: msg.msdegeup.com\r\n\n http-get.client:\n Referer: https://www.bing.com\n Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9\n Accept-Language: en-US,en;q=0.9\n Cookie\n http-get.uri: msg.msdegeup.com,/wp06/wp-includes/po.php\n http-get.verb: GET\n http-post.client:\n Content-Type: application/x-www-form-urlencoded\n id\n http-post.uri: /modules/mod_search.php\n http-post.verb: POST\n maxgetsize: 1398308\n port: 8443\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: 40ed048138df0b3e23a0ef24dc5efa1a\n process-inject.userwx: 64\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: 907fb246333cb2d547602bf6202ce36d\n sleeptime: 28000\n useragent_header: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36\n uses_cookies: 1\n watermark: 666666666\n x64:\n beacon_type: HTTPS\n dns-beacon.strategy_fail_seconds: -1\n dns-beacon.strategy_fail_x: -1\n dns-beacon.strategy_rotate_seconds: -1\n host_header: Host: msg.msdegeup.com\r\n\n http-get.client:\n Referer: https://www.bing.com\n Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9\n Accept-Language: en-US,en;q=0.9\n Cookie\n http-get.uri: msg.msdegeup.com,/articles/read.php\n http-get.verb: GET\n http-post.client:\n Content-Type: application/x-www-form-urlencoded\n id\n http-post.uri: /includes/phpmailer/class.pop3.php\n http-post.verb: POST\n maxgetsize: 1398308\n port: 8443\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: 40ed048138df0b3e23a0ef24dc5efa1a\n process-inject.userwx: 64\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: 907fb246333cb2d547602bf6202ce36d\n sleeptime: 28000\n useragent_header: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36\n uses_cookies: 1\n watermark: 666666666\n",
"asn": "AS135377",
"cpe23": [
"cpe:2.3:a:helpsystems:cobalt_strike"
],
"isp": "UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED",
"cpe": [
"cpe:/a:helpsystems:cobalt_strike"
],
"domains": [
"msdegeup.com"
],
"ip_str": "118.26.39.237",
"os": null,
"_shodan": {
"region": "na",
"crawler": "953e5789ebd0c7c2d8820a1063ea591bfd2f639f",
"options": {},
"module": "https",
"id": "a71a11ed-365d-4ede-b580-10cfde49d2ca"
}
}