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30 lines
882 B
Markdown
30 lines
882 B
Markdown
# Go Binary Analysis Standards
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## Go Binary Structure
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| Component | Description | Location |
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|-----------|-------------|----------|
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| pclntab | PC-to-function mapping table | .gopclntab or .text |
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| moduledata | Runtime metadata structure | .noptrdata |
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| itab | Interface method tables | .rodata |
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| buildinfo | Go version and module info | .go.buildinfo |
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| typelinks | Type descriptor table | .rodata |
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## pclntab Magic Bytes by Go Version
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| Magic | Go Version |
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|-------|-----------|
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| 0xFBFFFFFF | 1.2 - 1.15 |
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| 0xFAFFFFFF | 1.16 - 1.17 |
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| 0xF1FFFFFF | 1.18 - 1.19 |
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| 0xF0FFFFFF | 1.20+ |
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## Common Go Malware Families
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- Sliver C2 implant
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- Geacon (Go Cobalt Strike beacon)
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- GoBruteforcer
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- Kaiji botnet
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- Chaos botnet (Go-based)
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## References
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- [Go Runtime Source](https://github.com/golang/go/tree/master/src/runtime)
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- [Go Internal ABI](https://go.dev/s/regcallabi)
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