58 lines
1.7 KiB
Text
58 lines
1.7 KiB
Text
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private rule iexpl0reCode : iexpl0ree Family
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{
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meta:
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description = "iexpl0re code features"
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author = "Seth Hardy"
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last_modified = "2014-07-21"
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strings:
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$ = { 47 83 FF 64 0F 8C 6D FF FF FF 33 C0 5F 5E 5B C9 C3 }
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$ = { 80 74 0D A4 44 41 3B C8 7C F6 68 04 01 00 00 }
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$ = { 8A C1 B2 07 F6 EA 30 04 31 41 3B 4D 10 7C F1 }
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$ = { 47 83 FF 64 0F 8C 79 FF FF FF 33 C0 5F 5E 5B C9 C3 }
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// 88h decrypt
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$ = { 68 88 00 00 00 68 90 06 00 00 68 ?? ?? ?? ?? 89 3? E8 }
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$ = { BB 88 00 00 00 53 68 90 06 00 00 68 ?? ?? ?? ?? 89 3? E8 }
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condition:
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any of them
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}
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private rule iexpl0reStrings : iexpl0re Family
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{
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meta:
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description = "Strings used by iexpl0re"
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author = "Seth Hardy"
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last_modified = "2014-07-21"
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strings:
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$ = "%USERPROFILE%\\IEXPL0RE.EXE"
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$ = "\"<770j (("
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$ = "\\Users\\%s\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\IEXPL0RE.LNK"
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$ = "\\Documents and Settings\\%s\\Application Data\\Microsoft\\Internet Explorer\\IEXPL0RE.EXE"
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$ = "LoaderV5.dll"
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// stage 2
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$ = "POST /index%0.9d.asp HTTP/1.1"
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$ = "GET /search?n=%0.9d&"
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$ = "DUDE_AM_I_SHARP-3.14159265358979x6.626176"
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$ = "WHO_A_R_E_YOU?2.99792458x1.25663706143592"
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$ = "BASTARD_&&_BITCHES_%0.8x"
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$ = "c:\\bbb\\eee.txt"
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condition:
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any of them
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}
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rule iexpl0re : Family
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{
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meta:
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description = "iexpl0re family"
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author = "Seth Hardy"
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last_modified = "2014-07-21"
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condition:
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iexpl0reCode or iexpl0reStrings
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}
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