19 lines
550 B
Text
19 lines
550 B
Text
rule CobianRAT {
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meta:
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description = "Yara Rule for Cobian RAT in Aggah Wayback campaign"
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author = "Yoroi Malware Zlab"
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reference = "https://yoroi.company/research/the-wayback-campaign-a-large-scale-operation-hiding-in-plain-sight/"
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last_updated = "2021_06_18"
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tlp = "white"
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category = "informational"
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strings:
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$s1="bWFzdGVy" wide
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$s2="Ydmzipw~" wide
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$a1={11 8E B7 16 FE 01 5F 2C 46 1B 8D 1D}
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$a2={07 17 D6 0B 07 1A 30 20 14 0C 07 B5 1F 64 28 33}
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condition:
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uint16(0) == 0x5A4D and any of ($s*) and 1 of ($a*)
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}
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