19 lines
1,009 B
Text
19 lines
1,009 B
Text
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import "pe"
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rule Mal_Infostealer_EXE_Jupyter_Cert_36ff
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{
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meta:
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description = "Detects Jupter executables by certificate OOO Sistema (36ff)"
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reference = "https://blogs.blackberry.com/en/2022/01/threat-thursday-jupyter-infostealer-is-a-master-of-disguise"
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author = "BlackBerry Research & Intelligence Team"
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date = "2021-10-14"
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license = "This Yara rule is provided under the Apache License 2.0 (https://www.apache.org/licenses/LICENSE-2.0) and open to any user or organization, as long as you use it under this license and ensure originator credit in any derivative to The BlackBerry Research & Intelligence Team"
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condition:
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uint16(0) == 0x5a4d and
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for any i in (0 .. pe.number_of_signatures) : (
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pe.signatures[i].issuer contains "Certum Extended Validation Code Signing CA SHA2" and
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pe.signatures[i].serial == "36:ff:67:4e:b3:05:e9:9c:35:56:5f:a3:01:d5:c4:b0" // Serial variable must be lowercase
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)
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}
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