alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (ie) - Possible Trojan Downloader"; flow:established,to_server; content:"ie"; http_user_agent; depth:2; isdataat:!1,relative; reference:url,doc.emergingthreats.net/2007827; classtype:trojan-activity; sid:2007827; rev:10; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, former_category ADWARE_PUP, signature_severity Major, tag Trojan_Downloader, updated_at 2020_10_19;)
Added 2020-10-19 19:37:40 UTC
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (ie) - Possible Trojan Downloader"; flow:established,to_server; content:"ie"; http_user_agent; depth:2; isdataat:!1,relative; reference:url,doc.emergingthreats.net/2007827; classtype:trojan-activity; sid:2007827; rev:10; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, former_category ADWARE_PUP, signature_severity Major, tag Trojan_Downloader, updated_at 2019_10_11;)
Added 2020-08-05 19:05:06 UTC
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (ie) - Possible Trojan Downloader"; flow:established,to_server; content:"ie"; http_user_agent; depth:2; isdataat:!1,relative; metadata: former_category ADWARE_PUP; reference:url,doc.emergingthreats.net/2007827; classtype:trojan-activity; sid:2007827; rev:10; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag Trojan_Downloader, signature_severity Major, created_at 2010_07_30, updated_at 2019_10_11;)
Added 2019-10-11 19:56:23 UTC
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (ie) - Possible Trojan Downloader"; flow:established,to_server; content:"User-Agent|3a| ie|0d 0a|"; http_header; metadata: former_category ADWARE_PUP; reference:url,doc.emergingthreats.net/2007827; classtype:trojan-activity; sid:2007827; rev:9; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag Trojan_Downloader, signature_severity Major, created_at 2010_07_30, updated_at 2016_07_01;)
Added 2019-09-26 19:56:06 UTC
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (ie) - Possible Trojan Downloader"; flow:established,to_server; content:"User-Agent|3a| ie|0d 0a|"; http_header; metadata: former_category MALWARE; reference:url,doc.emergingthreats.net/2007827; classtype:trojan-activity; sid:2007827; rev:9; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag Trojan_Downloader, signature_severity Major, created_at 2010_07_30, updated_at 2016_07_01;)
Added 2019-08-15 20:32:58 UTC
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (ie) - Possible Trojan Downloader"; flow:established,to_server; content:"User-Agent|3a| ie|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/2007827; classtype:trojan-activity; sid:2007827; rev:8; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag Trojan_Downloader, signature_severity Major, created_at 2010_07_30, updated_at 2016_07_01;)
Added 2017-08-07 21:01:03 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE User-Agent (ie) - Possible Trojan Downloader"; flow:established,to_server; content:"User-Agent|3a| ie|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/2007827; classtype:trojan-activity; sid:2007827; rev:7;)
Added 2011-12-15 18:09:29 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"User-Agent|3a| ie|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/2007827; classtype:trojan-activity; sid:2007827; rev:7;)
Added 2011-10-12 19:23:54 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"User-Agent|3a| ie|0d 0a|"; http_header; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; sid:2007827; rev:7;)
Added 2011-09-14 22:37:23 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"User-Agent|3a| ie|0d 0a|"; http_header; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2007827; rev:7;)
Added 2011-02-04 17:26:55 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2007827; rev:5;)
Added 2009-12-09 16:05:56 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2007827; rev:5;)
Added 2009-12-09 16:05:56 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2007827; rev:4;)
Added 2009-11-25 11:39:03 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2007827; rev:4;)
Added 2009-11-25 11:39:03 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; sid:2007827; rev:3;)
Added 2009-11-23 14:30:47 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; sid:2007827; rev:3;)
Added 2009-11-23 14:30:47 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Downloader_General; sid:2007827; rev:2;)
Added 2009-02-12 18:21:15 UTC
GET /87dskv/4g325/gate.php?id=e4384e40 HTTP/1.0
User-Agent: ie
Host: vestepau.cn
Pragma: no-cache
15:50:29.767477 IP 10.10.1.165.2890 > 94.75.193.89.80: P 1569597059:1569597170(111) ack 1010099241 win 65535
0x0000: 4500 0097 e785 4000 7f06 e887 0a0a 01a5 E.....@.........
0x0010: 5e4b c159 0b4a 0050 5d8e 2683 3c34 e429 ^K.Y.J.P].&.<4.)
0x0020: 5018 ffff d283 0000 4745 5420 2f38 3764 P.......GET./87d
0x0030: 736b 762f 3467 3332 352f 6761 7465 2e70 skv/4g325/gate.p
0x0040: 6870 3f69 643d 6534 3338 3465 3430 2048 hp?id=e4384e40.H
0x0050: 5454 502f 312e 310d 0a55 7365 722d 4167 TTP/1.1..User-Ag
0x0060: 656e 743a 2069 650d 0a48 6f73 743a 2076 ent:.ie..Host:.v
0x0070: 6573 7465 7061 752e 636e 0d0a 4361 6368 estepau.cn..Cach
0x0080: 652d 436f 6e74 726f 6c3a 206e 6f2d 6361 e-Control:.no-ca
0x0090: 6368 650d 0a0d 0a che....
--
JackPepper - 19 Feb 2009
This is Obitel - commonly but not always gate.php, may be ?id= or ?hash=
See ET 2008405 also.
--
DarrenSpruell - 22 Oct 2009
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; reference:url,doc.emergingthreats.net/2007827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Downloader_General; sid:2007827; rev:2;)
Added 2009-02-12 18:21:15 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent - Possible Trojan Downloader (ie)"; flow:established,to_server; content:"|0d 0a|User-Agent\: ie|0d 0a|"; classtype: trojan-activity; sid:2007827; rev:1;)
Added 2008-02-08 14:12:47 UTC