8.138.167.123
C2 Infrastructure CobaltStrike Indicator 8.138.167.123 Type ip Category C2 Infrastructure Family CobaltStrike Hosting Aliyun Computing Co.LTD Confidence high VT Score 8/94 Source shodan First Seen 2026-04-18 05:03:23 UTC Last Seen 2026-05-16 16:00:50 UTC Shodan View on Shodan ↗
Raw JSON
{
"cobalt_strike_beacon": {
"x86": {
"beacon_type": "HTTPS",
"jitter": 50,
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko",
"http-post.client": [
"Accept: */*",
"JSESSION=",
"Cookie"
],
"maxgetsize": 1398104,
"process-inject.min_alloc": 17500,
"post-ex.spawnto_x86": "%windir%\\syswow64\\WerFault.exe",
"port": 443,
"sleeptime": 1000,
"uses_cookies": 1,
"proxy.behavior": "2 (Use IE settings)",
"process-inject.execute": [
"ntdll:RtlUserThreadStart",
"CreateThread",
"NtQueueApcThread-s",
"CreateRemoteThread",
"RtlCreateUserThread"
],
"process-inject.startrwx": 4,
"post-ex.spawnto_x64": "%windir%\\sysnative\\WerFault.exe",
"process-inject.stub": "40ed048138df0b3e23a0ef24dc5efa1a",
"http-get.uri": "dakk5rnsax46s.cfc-execute.su.baidubce.com,/api/x",
"watermark": 666666666,
"dns-beacon.strategy_fail_seconds": -1,
"process-inject.userwx": 32,
"dns-beacon.strategy_fail_x": -1,
"stage.cleanup": 1,
"http-post.verb": "POST",
"http-post.uri": "/api/y",
"server.publickey_md5": "f4484f18f41b0106a5e0bd99b24f7081",
"process-inject.allocator": 1,
"http-get.verb": "GET",
"http-get.client": [
"Accept: */*",
"SESSIONID=",
"Cookie"
]
},
"x64": {
"beacon_type": "HTTPS",
"jitter": 50,
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko",
"http-post.client": [
"Accept: */*",
"JSESSION=",
"Cookie"
],
"maxgetsize": 1398104,
"process-inject.min_alloc": 17500,
"post-ex.spawnto_x86": "%windir%\\syswow64\\WerFault.exe",
"port": 443,
"sleeptime": 1000,
"uses_cookies": 1,
"proxy.behavior": "2 (Use IE settings)",
"process-inject.execute": [
"ntdll:RtlUserThreadStart",
"CreateThread",
"NtQueueApcThread-s",
"CreateRemoteThread",
"RtlCreateUserThread"
],
"process-inject.startrwx": 4,
"post-ex.spawnto_x64": "%windir%\\sysnative\\WerFault.exe",
"process-inject.stub": "40ed048138df0b3e23a0ef24dc5efa1a",
"http-get.uri": "dakk5rnsax46s.cfc-execute.su.baidubce.com,/api/x",
"watermark": 666666666,
"dns-beacon.strategy_fail_seconds": -1,
"process-inject.userwx": 32,
"dns-beacon.strategy_fail_x": -1,
"stage.cleanup": 1,
"http-post.verb": "POST",
"http-post.uri": "/api/y",
"server.publickey_md5": "f4484f18f41b0106a5e0bd99b24f7081",
"process-inject.allocator": 1,
"http-get.verb": "GET",
"http-get.client": [
"Accept: */*",
"SESSIONID=",
"Cookie"
]
}
},
"ip": 143304571,
"http": {
"status": 404,
"robots_hash": null,
"redirects": [],
"title_hash": null,
"securitytxt": null,
"title": null,
"sitemap_hash": null,
"robots": null,
"dom_hash": 0,
"headers_hash": -1392026739,
"host": "8.138.167.123",
"html": "",
"server_hash": 869690771,
"location": "/",
"components": {
"Apache HTTP Server": {
"categories": [
"Web servers"
]
}
},
"securitytxt_hash": null,
"server": "Apache",
"sitemap": null,
"html_hash": 0
},
"port": 443,
"transport": "tcp",
"cloud": {
"region": null,
"service": null,
"provider": "Alibaba Cloud"
},
"location": {
"city": "Guangzhou",
"region_code": "GD",
"area_code": null,
"longitude": 113.25,
"latitude": 23.11667,
"country_code": "CN",
"country_name": "China"
},
"product": "Cobalt Strike Beacon",
"hash": 1227492900,
"tags": [
"cloud",
"self-signed"
],
"timestamp": "2026-04-18T04:19:09.822296",
"ssl": {
"chain_sha256": [
"689321f1b2d8766bd8938b9a888a2e85fdb2138eac20cedaf00a74b9fc1efd17"
],
"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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\n9LHnk7DyzaJwznBht6ZOYRAWjM3ZdWY=\n-----END CERTIFICATE-----\n"
],
"versions": [
"-TLSv1",
"-SSLv2",
"-SSLv3",
"-TLSv1.1",
"TLSv1.2",
"TLSv1.3"
],
"acceptable_cas": [],
"alpn": [],
"cert": {
"sig_alg": "sha256WithRSAEncryption",
"issued": "20241008121034Z",
"expires": "20250106121034Z",
"pubkey": {
"bits": 2048,
"type": "rsa"
},
"version": 2,
"extensions": [
{
"data": "\\x04\\x14N>\\x93\\xb1\\xb3E\\x0cr\\xc4\\xe1\\x8d\\xe8\\xd5\\xc3<\\xe8\\rex\\x9b",
"name": "subjectKeyIdentifier"
}
],
"fingerprint": {
"sha256": "689321f1b2d8766bd8938b9a888a2e85fdb2138eac20cedaf00a74b9fc1efd17",
"sha1": "d09a63baf3b8797ac3a539e4292505c5f2b5457e"
},
"serial": 1027134135,
"issuer": {
"C": "Earth",
"CN": "051",
"L": "Somewhere",
"O": "Chrome",
"ST": "Cyberspace",
"OU": "SSL-RSA"
},
"expired": true,
"subject": {
"C": "Earth",
"CN": "051",
"L": "Somewhere",
"O": "Chrome",
"ST": "Cyberspace",
"OU": "SSL-RSA"
}
},
"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": [],
"org": "Aliyun Computing Co.LTD",
"data": "HTTP/1.1 404 Not Found\r\nDate: Sat, 18 Apr 2026 04:19:09 GMT\r\nServer: Apache\r\nContent-Length: 0\r\nKeep-Alive: timeout=10, max=100\r\nConnection: Keep-Alive\r\nContent-Type: text/plain\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 http-get.client:\n Accept: */*\n SESSIONID=\n Cookie\n http-get.uri: dakk5rnsax46s.cfc-execute.su.baidubce.com,/api/x\n http-get.verb: GET\n http-post.client:\n Accept: */*\n JSESSION=\n Cookie\n http-post.uri: /api/y\n http-post.verb: POST\n jitter: 50\n maxgetsize: 1398104\n port: 443\n post-ex.spawnto_x64: %windir%\\sysnative\\WerFault.exe\n post-ex.spawnto_x86: %windir%\\syswow64\\WerFault.exe\n process-inject.allocator: 1\n process-inject.execute:\n ntdll:RtlUserThreadStart\n CreateThread\n NtQueueApcThread-s\n CreateRemoteThread\n RtlCreateUserThread\n process-inject.min_alloc: 17500\n process-inject.startrwx: 4\n process-inject.stub: 40ed048138df0b3e23a0ef24dc5efa1a\n process-inject.userwx: 32\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: f4484f18f41b0106a5e0bd99b24f7081\n sleeptime: 1000\n stage.cleanup: 1\n useragent_header: Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko\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 http-get.client:\n Accept: */*\n SESSIONID=\n Cookie\n http-get.uri: dakk5rnsax46s.cfc-execute.su.baidubce.com,/api/x\n http-get.verb: GET\n http-post.client:\n Accept: */*\n JSESSION=\n Cookie\n http-post.uri: /api/y\n http-post.verb: POST\n jitter: 50\n maxgetsize: 1398104\n port: 443\n post-ex.spawnto_x64: %windir%\\sysnative\\WerFault.exe\n post-ex.spawnto_x86: %windir%\\syswow64\\WerFault.exe\n process-inject.allocator: 1\n process-inject.execute:\n ntdll:RtlUserThreadStart\n CreateThread\n NtQueueApcThread-s\n CreateRemoteThread\n RtlCreateUserThread\n process-inject.min_alloc: 17500\n process-inject.startrwx: 4\n process-inject.stub: 40ed048138df0b3e23a0ef24dc5efa1a\n process-inject.userwx: 32\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: f4484f18f41b0106a5e0bd99b24f7081\n sleeptime: 1000\n stage.cleanup: 1\n useragent_header: Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko\n uses_cookies: 1\n watermark: 666666666\n",
"asn": "AS37963",
"cpe23": [
"cpe:2.3:a:apache:http_server",
"cpe:2.3:a:helpsystems:cobalt_strike"
],
"isp": "Hangzhou Alibaba Advertising Co.,Ltd.",
"cpe": [
"cpe:/a:apache:http_server",
"cpe:/a:helpsystems:cobalt_strike"
],
"domains": [],
"ip_str": "8.138.167.123",
"os": null,
"_shodan": {
"region": "na",
"module": "https",
"ptr": true,
"options": {},
"id": "d68551a1-9b2e-41ea-b953-5c8a859dbbdc",
"crawler": "80b44fd9f8839a43f7bbe454bbe2183ec04d10ae"
}
}