39.105.165.37
C2 Infrastructure CobaltStrike Indicator 39.105.165.37 Type ip Category C2 Infrastructure Family CobaltStrike Hosting Aliyun Computing Co., LTD Confidence high VT Score 17/94 Source shodan First Seen 2026-04-18 05:03:23 UTC Last Seen 2026-04-25 08:00:05 UTC Shodan View on Shodan ↗
Raw JSON
{
"hash": -563628778,
"cobalt_strike_beacon": {
"x86": {
"beacon_type": "HTTP",
"jitter": 27,
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (iPhone; CPU iPhone OS 12_1_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/16C104",
"http-post.client": [
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"Accept: */*",
"Sec-Fetch-Site: same-origin",
"Sec-Fetch-Mode: navigate",
"Sec-Detch-Dest: document",
"zm_gnl_guid=",
"Cookie",
"ZOOM-CSRFTOKEN"
],
"maxgetsize": 1398104,
"process-inject.min_alloc": 16700,
"post-ex.spawnto_x86": "%windir%\\syswow64\\gpupdate.exe",
"port": 80,
"sleeptime": 38500,
"uses_cookies": 1,
"proxy.behavior": "2 (Use IE settings)",
"process-inject.execute": [
"ntdll.dll:RtlUserThreadStart",
"SetThreadContext",
"NtQueueApcThread-s",
"kernel32.dll:LoadLibraryA",
"RtlCreateUserThread"
],
"process-inject.startrwx": 64,
"post-ex.spawnto_x64": "%windir%\\sysnative\\gpupdate.exe",
"process-inject.stub": "40ed048138df0b3e23a0ef24dc5efa1a",
"http-get.uri": "39.105.165.37,/wc/58462514417",
"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_chunk": 96,
"http-post.uri": "/meeting/save",
"server.publickey_md5": "52e6c0e03eec9a245a86b8f42563a6e5",
"process-inject.allocator": 1,
"cfg_caution": 1,
"http-get.verb": "GET",
"http-get.client": [
"Connection: close",
"Sec-Fetch-Site: same-origin",
"Sec-Fetch-Mode: navigate",
"Sec-Fetch-User: ?1",
"Sec-Detch-Dest: document",
"zm_gnl_guid=",
"Cookie"
]
},
"x64": {
"beacon_type": "HTTP",
"jitter": 27,
"dns-beacon.strategy_rotate_seconds": -1,
"useragent_header": "Mozilla/5.0 (iPhone; CPU iPhone OS 12_1_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/16C104",
"http-post.client": [
"Connection: close",
"Accept: */*",
"Sec-Fetch-Site: same-origin",
"Sec-Fetch-Mode: navigate",
"Sec-Detch-Dest: document",
"zm_gnl_guid=",
"Cookie",
"ZOOM-CSRFTOKEN"
],
"maxgetsize": 1398104,
"process-inject.min_alloc": 16700,
"post-ex.spawnto_x86": "%windir%\\syswow64\\gpupdate.exe",
"port": 80,
"sleeptime": 38500,
"uses_cookies": 1,
"proxy.behavior": "2 (Use IE settings)",
"process-inject.execute": [
"ntdll.dll:RtlUserThreadStart",
"SetThreadContext",
"NtQueueApcThread-s",
"kernel32.dll:LoadLibraryA",
"RtlCreateUserThread"
],
"process-inject.startrwx": 64,
"post-ex.spawnto_x64": "%windir%\\sysnative\\gpupdate.exe",
"process-inject.stub": "40ed048138df0b3e23a0ef24dc5efa1a",
"http-get.uri": "39.105.165.37,/s/58462514417",
"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_chunk": 96,
"http-post.uri": "/meeting/save",
"server.publickey_md5": "52e6c0e03eec9a245a86b8f42563a6e5",
"process-inject.allocator": 1,
"cfg_caution": 1,
"http-get.verb": "GET",
"http-get.client": [
"Connection: close",
"Sec-Fetch-Site: same-origin",
"Sec-Fetch-Mode: navigate",
"Sec-Fetch-User: ?1",
"Sec-Detch-Dest: document",
"zm_gnl_guid=",
"Cookie"
]
}
},
"product": "Cobalt Strike Beacon",
"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": "39.105.165.37",
"html": "",
"server_hash": null,
"location": "/",
"components": {},
"securitytxt_hash": null,
"server": null,
"sitemap": null,
"html_hash": 0
},
"os": null,
"transport": "tcp",
"timestamp": "2026-04-17T07:28:54.836510",
"isp": "Hangzhou Alibaba Advertising Co.,Ltd.",
"cpe23": [
"cpe:2.3:a:helpsystems:cobalt_strike"
],
"cpe": [
"cpe:/a:helpsystems:cobalt_strike"
],
"_shodan": {
"region": "na",
"module": "http",
"ptr": true,
"options": {},
"id": "b227257e-f504-467c-a547-ce8e29816aff",
"crawler": "aae39d1b094d4d9c7d50b03c9430f8947d98e661"
},
"asn": "AS37963",
"hostnames": [],
"location": {
"city": "Beijing",
"region_code": "BJ",
"area_code": null,
"longitude": 116.39723,
"latitude": 39.9075,
"country_code": "CN",
"country_name": "China"
},
"ip": 661234981,
"domains": [],
"org": "Aliyun Computing Co., LTD",
"data": "HTTP/1.1 404 Not Found\r\nDate: Fri, 17 Apr 2026 07:28:54 GMT\r\nContent-Type: text/plain\r\nContent-Length: 0\r\n\r\n\nCobalt Strike Beacon:\n x86:\n beacon_type: HTTP\n cfg_caution: 1\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 Connection: close\n Sec-Fetch-Site: same-origin\n Sec-Fetch-Mode: navigate\n Sec-Fetch-User: ?1\n Sec-Detch-Dest: document\n zm_gnl_guid=\n Cookie\n http-get.uri: 39.105.165.37,/wc/58462514417\n http-get.verb: GET\n http-post.client:\n Connection: close\n Accept: */*\n Sec-Fetch-Site: same-origin\n Sec-Fetch-Mode: navigate\n Sec-Detch-Dest: document\n zm_gnl_guid=\n Cookie\n ZOOM-CSRFTOKEN\n http-post.uri: /meeting/save\n http-post.verb: POST\n http_post_chunk: 96\n jitter: 27\n maxgetsize: 1398104\n port: 80\n post-ex.spawnto_x64: %windir%\\sysnative\\gpupdate.exe\n post-ex.spawnto_x86: %windir%\\syswow64\\gpupdate.exe\n process-inject.allocator: 1\n process-inject.execute:\n ntdll.dll:RtlUserThreadStart\n SetThreadContext\n NtQueueApcThread-s\n kernel32.dll:LoadLibraryA\n RtlCreateUserThread\n process-inject.min_alloc: 16700\n process-inject.startrwx: 64\n process-inject.stub: 40ed048138df0b3e23a0ef24dc5efa1a\n process-inject.userwx: 32\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: 52e6c0e03eec9a245a86b8f42563a6e5\n sleeptime: 38500\n stage.cleanup: 1\n useragent_header: Mozilla/5.0 (iPhone; CPU iPhone OS 12_1_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/16C104\n uses_cookies: 1\n watermark: 666666666\n x64:\n beacon_type: HTTP\n cfg_caution: 1\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 Connection: close\n Sec-Fetch-Site: same-origin\n Sec-Fetch-Mode: navigate\n Sec-Fetch-User: ?1\n Sec-Detch-Dest: document\n zm_gnl_guid=\n Cookie\n http-get.uri: 39.105.165.37,/s/58462514417\n http-get.verb: GET\n http-post.client:\n Connection: close\n Accept: */*\n Sec-Fetch-Site: same-origin\n Sec-Fetch-Mode: navigate\n Sec-Detch-Dest: document\n zm_gnl_guid=\n Cookie\n ZOOM-CSRFTOKEN\n http-post.uri: /meeting/save\n http-post.verb: POST\n http_post_chunk: 96\n jitter: 27\n maxgetsize: 1398104\n port: 80\n post-ex.spawnto_x64: %windir%\\sysnative\\gpupdate.exe\n post-ex.spawnto_x86: %windir%\\syswow64\\gpupdate.exe\n process-inject.allocator: 1\n process-inject.execute:\n ntdll.dll:RtlUserThreadStart\n SetThreadContext\n NtQueueApcThread-s\n kernel32.dll:LoadLibraryA\n RtlCreateUserThread\n process-inject.min_alloc: 16700\n process-inject.startrwx: 64\n process-inject.stub: 40ed048138df0b3e23a0ef24dc5efa1a\n process-inject.userwx: 32\n proxy.behavior: 2 (Use IE settings)\n server.publickey_md5: 52e6c0e03eec9a245a86b8f42563a6e5\n sleeptime: 38500\n stage.cleanup: 1\n useragent_header: Mozilla/5.0 (iPhone; CPU iPhone OS 12_1_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/16C104\n uses_cookies: 1\n watermark: 666666666\n",
"port": 80,
"ip_str": "39.105.165.37"
}