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Remove BIDI rule and pin semgrep #516

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merged 2 commits into from
Jan 13, 2025
Merged

Remove BIDI rule and pin semgrep #516

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075e9f8
removing bidi chars
sobregosodd Jan 10, 2025
1f685b3
pin semgrep to a working version
sobregosodd Jan 13, 2025
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8 changes: 6 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -90,7 +90,6 @@ Source code heuristics:
| exec-base64 | Identify when a package dynamically executes base64-encoded code |
| silent-process-execution | Identify when a package silently executes an executable |
| dll-hijacking | Identifies when a malicious package manipulates a trusted application into loading a malicious DLL |
| bidirectional-characters | Identify when a package contains bidirectional characters, which can be used to display source code differently than its actual execution. See more at https://trojansource.codes/ |
| steganography | Identify when a package retrieves hidden data from an image and executes it |
| code-execution | Identify when an OS command is executed in the setup.py file |
| cmd-overwrite | Identify when the 'install' command is overwritten in setup.py, indicating a piece of code automatically running when the package is installed |
Expand Down Expand Up @@ -123,7 +122,6 @@ Source code heuristics:
| npm-exec-base64 | Identify when a package dynamically executes code through 'eval' |
| npm-install-script | Identify when a package has a pre or post-install script automatically running commands |
| npm-steganography | Identify when a package retrieves hidden data from an image and executes it |
| bidirectional-characters | Identify when a package contains bidirectional characters, which can be used to display source code differently than its actual execution. See more at https://trojansource.codes/ |
| npm-dll-hijacking | Identifies when a malicious package manipulates a trusted application into loading a malicious DLL |
| npm-exfiltrate-sensitive-data | Identify when a package reads and exfiltrates sensitive data from the local system |

Expand All @@ -149,8 +147,14 @@ Source code heuristics:
| **Heuristic** | **Description** |
|:-------------:|:---------------:|
| shady-links | Identify when a package contains an URL to a domain with a suspicious extension |

Metadata heuristics:

| **Heuristic** | **Description** |
|:-------------:|:---------------:|
| typosquatting | Identify packages that are named closely to an highly popular package |


<!-- END_RULE_LIST -->

## Custom Rules
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29 changes: 0 additions & 29 deletions guarddog/analyzer/sourcecode/bidirectional-characters.yml
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9 changes: 7 additions & 2 deletions poetry.lock
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2 changes: 1 addition & 1 deletion pyproject.toml
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Expand Up @@ -12,7 +12,7 @@ guarddog = "guarddog.cli:cli"

[tool.poetry.dependencies]
python = ">=3.10,<4"
semgrep = "^1.97.0"
semgrep = "1.97.0"
requests = "^2.29.0"
python-dateutil = "^2.8.2"
click = "^8.1.3"
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11 changes: 0 additions & 11 deletions tests/analyzer/sourcecode/bidirectional-characters.py
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