65 lines
1.8 KiB
Text
65 lines
1.8 KiB
Text
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import "pe"
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rule LimaCharlie
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{
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meta:
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copyright = "2015 Novetta Solutions"
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author = "Novetta Threat Research & Interdiction Group - trig@novetta.com"
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Source_x86 = "6ee6ae79ee1502a11ece81e971a54f189a271be9ec700101a2bd7a21198b94c7"
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Source_x64 = "90ace24eb132c776a6d5bb0451437db21e84601495a2165d75f520af637e71e8"
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strings:
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$misspelling = "Defualt Sleep = %d" wide
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/*
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FF 76 74 push dword ptr [esi+74h]
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59 pop ecx
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50 push eax
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8F 86 48 01 00 00 pop dword ptr [esi+148h]
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85 C0 test eax, eax
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51 push ecx
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8F 86 44 01 00 00 pop dword ptr [esi+144h]
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75 3D jnz short loc_100035F3
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F6 46 56 01 test byte ptr [esi+56h], 1
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74 0A jz short loc_100035C6
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*/
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$x86 = {
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FF ?? 74
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5?
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5?
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8F ?? 48 01 00 00
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85 C0
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5?
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8F ?? 44 01 00 00
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75 ??
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F6 [2] 01
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74
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}
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/*
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48 8B 4B 70 mov rcx, [rbx+70h]
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48 89 8B 60 01 00 00 mov [rbx+160h], rcx
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48 89 83 68 01 00 00 mov [rbx+168h], rax
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48 85 C0 test rax, rax
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75 35 jnz short loc_180002372
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F6 43 56 01 test byte ptr [rbx+56h], 1
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74 07 jz short loc_18000234A
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*/
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$x64 = {
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48 [2] 70
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48 [2] 60 01 00 00
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48 [2] 68 01 00 00
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48 85 C0
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75 ??
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F6 [2] 01
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74
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}
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condition:
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$x86 in ((pe.sections[pe.section_index(".text")].raw_data_offset)..(pe.sections[pe.section_index(".text")].raw_data_offset + pe.sections[pe.section_index(".text")].raw_data_size))
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or $x64 in ((pe.sections[pe.section_index(".text")].raw_data_offset)..(pe.sections[pe.section_index(".text")].raw_data_offset + pe.sections[pe.section_index(".text")].raw_data_size))
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or $misspelling
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}
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