DefenderYara/Backdoor/Linux/DevilRobber/Backdoor_Linux_DevilRobber_...

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rule Backdoor_Linux_DevilRobber_B{
meta:
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description = "Backdoor:Linux/DevilRobber.B,SIGNATURE_TYPE_MACHOHSTR_EXT,08 00 06 00 07 00 00 "
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strings :
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$a_01_0 = {74 63 70 00 33 34 31 32 33 00 33 34 33 32 31 } //1
$a_01_1 = {25 23 2e 38 78 20 25 23 2e 38 78 20 25 23 2e 38 78 20 25 23 2e 38 78 20 25 23 2e 38 78 } //1 %#.8x %#.8x %#.8x %#.8x %#.8x
$a_01_2 = {25 23 2e 38 78 5f 25 23 2e 38 78 5f 25 23 2e 38 78 2e 7a 69 70 20 7a 69 70 20 2d 72 20 2d 58 } //1 %#.8x_%#.8x_%#.8x.zip zip -r -X
$a_01_3 = {64 5f 73 74 61 74 75 73 2e 63 66 67 } //1 d_status.cfg
$a_01_4 = {2e 2f 70 5f 73 74 61 72 74 2e 73 68 } //1 ./p_start.sh
$a_01_5 = {be 81 80 80 80 53 31 db 89 d9 0f af cb 83 c1 17 89 c8 f7 e6 c1 ea 07 89 d0 c1 e0 08 29 d0 29 c1 88 0c 1f 43 81 fb 00 01 00 00 } //3
$a_01_6 = {89 e5 56 8b 75 08 53 8b 5d 0c 0f b6 04 16 84 c0 75 04 31 c0 eb 14 32 04 0a 88 04 13 42 81 fa 01 01 00 00 75 e5 b8 01 00 00 00 } //3
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condition:
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((#a_01_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)*3+(#a_01_6 & 1)*3) >=6
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}