43.139.50.42
C2 Infrastructure CobaltStrike Indicator 43.139.50.42 Type ip Category C2 Infrastructure Family CobaltStrike Hosting Tencent Cloud Computing (Beijing) Co., Ltd Confidence high VT Score 11/94 Source shodan First Seen 2026-07-08 08:00:43 UTC Last Seen 2026-07-08 08:00:43 UTC Shodan View on Shodan ↗
Raw JSON
{
"cobalt_strike_beacon": {
"x86": {
"beacon_type": "HTTP",
"jitter": 20,
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36",
"http-post.client": [
"Accept: text/html, image/*, application/xml",
"Accept-Language: sk",
"Accept-Encoding: identity, br",
"Content-Type: application/x-www-form-urltrytryd",
"Host: service-hzdzk12c-1318485841.gz.apigw.tencentcs.com",
"SESSIONID_3WCDBGO98S0ZXZJID0MPPAYI33ZV915=",
"Cookie"
],
"maxgetsize": 1400468,
"process-inject.min_alloc": 12517,
"post-ex.spawnto_x86": "%windir%\\syswow64\\svchost.exe -k wksvc",
"port": 80,
"sleeptime": 30000,
"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\\EhStorAuthn.exe",
"process-inject.stub": "222b8f27dbdfba8ddd559eeca27ea648",
"http-get.uri": "webcloudplt2.oss-cn-shanghai.aliyuncs.com,/Test/protect/JZJ8DALCUB",
"watermark": 1234567890,
"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": "/Add/v3.48/WFL0L9G1F",
"server.publickey_md5": "9d08edd1a62c5157e10f9a31addcee6a",
"process-inject.allocator": 1,
"http-get.verb": "GET",
"http-get.client": [
"Accept: text/html, image/*, application/xml",
"Accept-Language: sk",
"Accept-Encoding: identity, br",
"Content-Type: application/x-www-form-urltrytryd",
"Host: service-hzdzk12c-1318485841.gz.apigw.tencentcs.com",
"SESSIONID_3WCDBGO98S0ZXZJID0MPPAYI33ZV915=",
"Cookie"
]
},
"x64": {
"beacon_type": "HTTP",
"jitter": 20,
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36",
"http-post.client": [
"Accept: text/html, image/*, application/xml",
"Accept-Language: sk",
"Accept-Encoding: identity, br",
"Content-Type: application/x-www-form-urltrytryd",
"Host: service-hzdzk12c-1318485841.gz.apigw.tencentcs.com",
"SESSIONID_3WCDBGO98S0ZXZJID0MPPAYI33ZV915=",
"Cookie"
],
"maxgetsize": 1400468,
"process-inject.min_alloc": 12517,
"post-ex.spawnto_x86": "%windir%\\syswow64\\svchost.exe -k wksvc",
"port": 80,
"sleeptime": 30000,
"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\\EhStorAuthn.exe",
"process-inject.stub": "222b8f27dbdfba8ddd559eeca27ea648",
"http-get.uri": "webcloudplt2.oss-cn-shanghai.aliyuncs.com,/Test/protect/JZJ8DALCUB",
"watermark": 1234567890,
"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": "/Add/v3.48/WFL0L9G1F",
"server.publickey_md5": "9d08edd1a62c5157e10f9a31addcee6a",
"process-inject.allocator": 1,
"http-get.verb": "GET",
"http-get.client": [
"Accept: text/html, image/*, application/xml",
"Accept-Language: sk",
"Accept-Encoding: identity, br",
"Content-Type: application/x-www-form-urltrytryd",
"Host: service-hzdzk12c-1318485841.gz.apigw.tencentcs.com",
"SESSIONID_3WCDBGO98S0ZXZJID0MPPAYI33ZV915=",
"Cookie"
]
}
},
"ip": 730542634,
"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": "43.139.50.42",
"html": "",
"server_hash": 608434861,
"location": "/",
"components": {
"Windows Server": {
"categories": [
"Operating systems"
]
},
"IIS": {
"categories": [
"Web servers"
],
"versions": [
"10.0"
]
}
},
"securitytxt_hash": null,
"server": "Microsoft-IIS/10.0",
"sitemap": null,
"html_hash": 0
},
"port": 80,
"transport": "tcp",
"cloud": {
"region": null,
"service": null,
"provider": "Tencent 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": 714664563,
"tags": [
"cloud"
],
"timestamp": "2026-07-07T22:18:07.706357",
"hostnames": [],
"org": "Tencent Cloud Computing (Beijing) Co., Ltd",
"data": "HTTP/1.1 404 Not Found\r\nDate: Tue, 7 Jul 2026 22:20:40 GMT\r\nServer: Microsoft-IIS/10.0\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: 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 Accept: text/html, image/*, application/xml\n Accept-Language: sk\n Accept-Encoding: identity, br\n Content-Type: application/x-www-form-urltrytryd\n Host: service-hzdzk12c-1318485841.gz.apigw.tencentcs.com\n SESSIONID_3WCDBGO98S0ZXZJID0MPPAYI33ZV915=\n Cookie\n http-get.uri: webcloudplt2.oss-cn-shanghai.aliyuncs.com,/Test/protect/JZJ8DALCUB\n http-get.verb: GET\n http-post.client:\n Accept: text/html, image/*, application/xml\n Accept-Language: sk\n Accept-Encoding: identity, br\n Content-Type: application/x-www-form-urltrytryd\n Host: service-hzdzk12c-1318485841.gz.apigw.tencentcs.com\n SESSIONID_3WCDBGO98S0ZXZJID0MPPAYI33ZV915=\n Cookie\n http-post.uri: /Add/v3.48/WFL0L9G1F\n http-post.verb: POST\n jitter: 20\n maxgetsize: 1400468\n port: 80\n post-ex.spawnto_x64: %windir%\\sysnative\\EhStorAuthn.exe\n post-ex.spawnto_x86: %windir%\\syswow64\\svchost.exe -k wksvc\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: 12517\n process-inject.startrwx: 4\n process-inject.stub: 222b8f27dbdfba8ddd559eeca27ea648\n process-inject.userwx: 32\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: 9d08edd1a62c5157e10f9a31addcee6a\n sleeptime: 30000\n stage.cleanup: 1\n useragent_header: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36\n uses_cookies: 1\n watermark: 1234567890\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 Accept: text/html, image/*, application/xml\n Accept-Language: sk\n Accept-Encoding: identity, br\n Content-Type: application/x-www-form-urltrytryd\n Host: service-hzdzk12c-1318485841.gz.apigw.tencentcs.com\n SESSIONID_3WCDBGO98S0ZXZJID0MPPAYI33ZV915=\n Cookie\n http-get.uri: webcloudplt2.oss-cn-shanghai.aliyuncs.com,/Test/protect/JZJ8DALCUB\n http-get.verb: GET\n http-post.client:\n Accept: text/html, image/*, application/xml\n Accept-Language: sk\n Accept-Encoding: identity, br\n Content-Type: application/x-www-form-urltrytryd\n Host: service-hzdzk12c-1318485841.gz.apigw.tencentcs.com\n SESSIONID_3WCDBGO98S0ZXZJID0MPPAYI33ZV915=\n Cookie\n http-post.uri: /Add/v3.48/WFL0L9G1F\n http-post.verb: POST\n jitter: 20\n maxgetsize: 1400468\n port: 80\n post-ex.spawnto_x64: %windir%\\sysnative\\EhStorAuthn.exe\n post-ex.spawnto_x86: %windir%\\syswow64\\svchost.exe -k wksvc\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: 12517\n process-inject.startrwx: 4\n process-inject.stub: 222b8f27dbdfba8ddd559eeca27ea648\n process-inject.userwx: 32\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: 9d08edd1a62c5157e10f9a31addcee6a\n sleeptime: 30000\n stage.cleanup: 1\n useragent_header: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36\n uses_cookies: 1\n watermark: 1234567890\n",
"asn": "AS45090",
"cpe23": [
"cpe:2.3:a:helpsystems:cobalt_strike",
"cpe:2.3:a:microsoft:internet_information_services",
"cpe:2.3:a:microsoft:internet_information_services:10.0",
"cpe:2.3:o:microsoft:windows"
],
"isp": "Shenzhen Tencent Computer Systems Company Limited",
"cpe": [
"cpe:/a:helpsystems:cobalt_strike",
"cpe:/a:microsoft:internet_information_services",
"cpe:/a:microsoft:internet_information_services:10.0",
"cpe:/o:microsoft:windows"
],
"domains": [],
"ip_str": "43.139.50.42",
"os": "Windows",
"_shodan": {
"region": "na",
"crawler": "f8b5882be6960ab70c37311b10480cd226ec114c",
"options": {},
"module": "http",
"id": "bf291d46-f204-45f8-9adf-223dfa335858"
}
}