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/*
This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as long as you use it under this license.
*/
import "pe"
rule NetpassStrings : NetPass Variant {
meta:
description = "Identifiers for netpass variant"
author = "Katie Kleemola"
last_updated = "2014-05-29"
strings:
$exif1 = "Device Protect ApplicatioN" wide
$exif2 = "beep.sys" wide //embedded exe name
$exif3 = "BEEP Driver" wide //embedded exe description
$string1 = "\x00NetPass Update\x00"
$string2 = "\x00%s:DOWNLOAD\x00"
$string3 = "\x00%s:UPDATE\x00"
$string4 = "\x00%s:uNINSTALL\x00"
condition:
all of ($exif*) or any of ($string*)
}
rule NetPass : Variant {
meta:
description = "netpass variant"
author = "Katie Kleemola"
last_updated = "2014-07-08"
condition:
NetpassStrings
}
rule NetTravStrings : NetTraveler Family {
meta:
description = "Identifiers for NetTraveler DLL"
author = "Katie Kleemola"
last_updated = "2014-05-20"
strings:
//network strings
$ = "?action=updated&hostid="
$ = "travlerbackinfo"
$ = "?action=getcmd&hostid="
$ = "%s?action=gotcmd&hostid="
$ = "%s?hostid=%s&hostname=%s&hostip=%s&filename=%s&filestart=%u&filetext="
//debugging strings
$ = "\x00Method1 Fail!!!!!\x00"
$ = "\x00Method3 Fail!!!!!\x00"
$ = "\x00method currect:\x00"
$ = /\x00\x00[\w\-]+ is Running!\x00\x00/
$ = "\x00OtherTwo\x00"
condition:
any of them
}
rule NetTravExports : NetTraveler Family {
meta:
description = "Export names for dll component"
author = "Katie Kleemola"
last_updated = "2014-05-20"
strings:
//dll component exports
$ = "?InjectDll@@YAHPAUHWND__@@K@Z"
$ = "?UnmapDll@@YAHXZ"
$ = "?g_bSubclassed@@3HA"
condition:
any of them
}
rule NetTraveler : Family {
meta:
description = "Nettravelr"
author = "Katie Kleemola"
last_updated = "2014-07-08"
condition:
NetTravExports or NetTravStrings or NetpassStrings
}