18 lines
999 B
Plaintext
18 lines
999 B
Plaintext
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rule Backdoor_Win32_Refpron_P{
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meta:
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description = "Backdoor:Win32/Refpron.P,SIGNATURE_TYPE_PEHSTR_EXT,05 00 05 00 08 00 00 "
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strings :
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$a_03_0 = {6d ce 00 00 [0-20] 66 81 45 ?? bf 58 } //1
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$a_01_1 = {62 66 6b 71 2e 63 6f 6d 7c } //1 bfkq.com|
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$a_01_2 = {7c 6a 73 61 63 74 69 76 69 74 79 2e 63 6f 6d } //1 |jsactivity.com
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$a_01_3 = {4e 65 65 64 4b 69 6c 6c 00 } //1
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$a_01_4 = {6e 72 6e 64 66 6f 72 63 74 72 31 00 } //1 牮摮潦捲牴1
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$a_01_5 = {5c 53 79 73 74 65 6d 45 78 63 6c 61 6d 61 74 69 6f 6e 5c 2e 43 75 72 72 65 6e 74 00 } //1
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$a_01_6 = {64 69 73 63 6f 76 65 72 2e 65 78 65 3d 00 } //1 楤捳癯牥攮數=
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$a_01_7 = {6d 00 00 00 ff ff ff ff 01 00 00 00 73 00 00 00 ff ff ff ff 01 00 00 00 2e 00 00 00 ff ff ff ff 01 00 00 00 62 00 00 00 ff ff ff ff 01 00 00 00 69 00 00 00 ff ff ff ff 01 00 00 00 6e } //1
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condition:
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((#a_03_0 & 1)*1+(#a_01_1 & 1)*1+(#a_01_2 & 1)*1+(#a_01_3 & 1)*1+(#a_01_4 & 1)*1+(#a_01_5 & 1)*1+(#a_01_6 & 1)*1+(#a_01_7 & 1)*1) >=5
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} |