mirror of
https://github.com/vee1e/capa-rules.git
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36 lines
1.4 KiB
YAML
Executable file
36 lines
1.4 KiB
YAML
Executable file
rule:
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meta:
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name: hash data using RIPEMD128
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namespace: data-manipulation/hashing/ripemd128
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authors:
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- raymond.leong@mandiant.com
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scopes:
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static: file
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dynamic: unsupported
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references:
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- https://en.wikipedia.org/wiki/RIPEMD-128
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features:
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- and:
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- function:
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- and:
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- or:
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- and:
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- description: Magic initialization constants used in RIPEMD-128
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- number: 0x67452301 = also used in MD5, SHA1, RIPEMD-128, RIPEMD-256, and RIPEMD-320
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- number: 0xEFCDAB89 = also used in MD5, SHA1, RIPEMD-128, RIPEMD-256, and RIPEMD-320
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- number: 0x98BADCFE = also used in MD5, SHA1, RIPEMD-128, RIPEMD-256, and RIPEMD-320
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- number: 0x10325476 = also used in MD5, SHA1, RIPEMD-128, RIPEMD-256, and RIPEMD-320
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- bytes: 01 23 45 67 89 AB CD EF FE DC BA 98 76 54 32 10
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- not:
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- or:
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- number: 0x76543210 = RIPEMD-256 and RIPEMD-320 constant
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- number: 0xFEDCBA98 = RIPEMD-256 and RIPEMD-320 constant
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- number: 0xC3D2E1F0 = RIPEMD-160, RIPEMD-320, SHA1 constant
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- number: 0x3C2D1E0F = RIPEMD-320 constant
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- function:
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- and:
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- description: Magic K-array constants not present in MD5
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- number: 0xA953FD4E
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- number: 0x50A28BE6
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- number: 0x5C4DD124
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- number: 0x6D703EF3
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