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| author | CoprDistGit <infra@openeuler.org> | 2023-05-31 03:52:45 +0000 |
|---|---|---|
| committer | CoprDistGit <infra@openeuler.org> | 2023-05-31 03:52:45 +0000 |
| commit | 2f65794f364e923c4d0a5964e2bf65233cec5e20 (patch) | |
| tree | 3f1712976d30666e0bd27f5f7fd450cb9a35396c | |
| parent | ab0c78c4eff221dc6579a8e820cff10b31cd727b (diff) | |
automatic import of python-mkyara
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | python-mkyara.spec | 249 | ||||
| -rw-r--r-- | sources | 1 |
3 files changed, 251 insertions, 0 deletions
@@ -0,0 +1 @@ +/mkYARA-1.0.0.tar.gz diff --git a/python-mkyara.spec b/python-mkyara.spec new file mode 100644 index 0000000..3ce68b7 --- /dev/null +++ b/python-mkyara.spec @@ -0,0 +1,249 @@ +%global _empty_manifest_terminate_build 0 +Name: python-mkYARA +Version: 1.0.0 +Release: 1 +Summary: Generating YARA rules based on binary code +License: GPLv3 +URL: https://pypi.org/project/mkYARA/ +Source0: https://mirrors.nju.edu.cn/pypi/web/packages/b0/2e/da30e5e4ae94eaacf88b41ea776b7228df97a7cbd931da2c1e112020f317/mkYARA-1.0.0.tar.gz +BuildArch: noarch + + +%description +# mkYARA +Writing YARA rules based on executable code within malware can be a tedious task. An analyst cannot simply copy and paste raw executable code into a YARA rule, because this code contains variable values, such as memory addresses and offsets. The analyst has to disassemble the code and wildcard all the pieces in the code that can change between samples. mkYARA aims to automate this part of writing rules by generating executable code signatures that wildcard all these little pieces of executable code that are not static. + +## Installation +Installation is as easy as installing the pip package. +``` +pip install mkyara +``` + +## Usage +```python +import codecs +from capstone import CS_ARCH_X86, CS_MODE_32 +from mkyara import YaraGenerator + +gen = YaraGenerator("normal", CS_ARCH_X86, CS_MODE_32) +gen.add_chunk(b"\x90\x90\x90", offset=1000) +gen.add_chunk(codecs.decode("6830800000E896FEFFFFC3", "hex"), offset=0x100) +gen.add_chunk(b"\x90\x90\x90\xFF\xD7", is_data=True) +rule = gen.generate_rule() +rule_str = rule.get_rule_string() +print(rule_str) +``` + +## Standalone Tool +mkYARA comes with a standalone tool that is cross platform, as in, it can create signatures for Windows binaries running under Linux. + +```commandline +usage: mkyara [-h] [-i {x86}] [-a {32,64,x86,x64}] -f FILE_PATH [-n RULENAME] + -o OFFSET -s SIZE [-m {loose,normal,strict}] [-r RESULT] [-v] + +Generate a Yara rule based on disassembled code + +optional arguments: + -h, --help show this help message and exit + -i {x86}, --instruction_set {x86} + Instruction set + -a {32,64,x86,x64}, --instruction_mode {32,64,x86,x64} + Instruction mode + -f FILE_PATH, --file_path FILE_PATH + Sample file path + -n RULENAME, --rulename RULENAME + Generated rule name + -o OFFSET, --offset OFFSET + File offset for signature + -s SIZE, --size SIZE Size of desired signature + -m {loose,normal,strict}, --mode {loose,normal,strict} + Wildcard mode for yara rule generation + loose = wildcard all operands + normal = wildcard only displacement operands + strict = wildcard only jmp/call addresses + -r RESULT, --result RESULT + Output file + -v, --verbose Increase verbosity + +``` + + +## IDA Plugin +mkYARA comes with a IDA plugin to easily create YARA signatures by selecting a set of instructions and choosing one of the mkYARA -> Generate YARA rule options. Installation is as easy as installing the pip package and copying the mkyara_plugin.py to your IDA plugin directory. + +%package -n python3-mkYARA +Summary: Generating YARA rules based on binary code +Provides: python-mkYARA +BuildRequires: python3-devel +BuildRequires: python3-setuptools +BuildRequires: python3-pip +%description -n python3-mkYARA +# mkYARA +Writing YARA rules based on executable code within malware can be a tedious task. An analyst cannot simply copy and paste raw executable code into a YARA rule, because this code contains variable values, such as memory addresses and offsets. The analyst has to disassemble the code and wildcard all the pieces in the code that can change between samples. mkYARA aims to automate this part of writing rules by generating executable code signatures that wildcard all these little pieces of executable code that are not static. + +## Installation +Installation is as easy as installing the pip package. +``` +pip install mkyara +``` + +## Usage +```python +import codecs +from capstone import CS_ARCH_X86, CS_MODE_32 +from mkyara import YaraGenerator + +gen = YaraGenerator("normal", CS_ARCH_X86, CS_MODE_32) +gen.add_chunk(b"\x90\x90\x90", offset=1000) +gen.add_chunk(codecs.decode("6830800000E896FEFFFFC3", "hex"), offset=0x100) +gen.add_chunk(b"\x90\x90\x90\xFF\xD7", is_data=True) +rule = gen.generate_rule() +rule_str = rule.get_rule_string() +print(rule_str) +``` + +## Standalone Tool +mkYARA comes with a standalone tool that is cross platform, as in, it can create signatures for Windows binaries running under Linux. + +```commandline +usage: mkyara [-h] [-i {x86}] [-a {32,64,x86,x64}] -f FILE_PATH [-n RULENAME] + -o OFFSET -s SIZE [-m {loose,normal,strict}] [-r RESULT] [-v] + +Generate a Yara rule based on disassembled code + +optional arguments: + -h, --help show this help message and exit + -i {x86}, --instruction_set {x86} + Instruction set + -a {32,64,x86,x64}, --instruction_mode {32,64,x86,x64} + Instruction mode + -f FILE_PATH, --file_path FILE_PATH + Sample file path + -n RULENAME, --rulename RULENAME + Generated rule name + -o OFFSET, --offset OFFSET + File offset for signature + -s SIZE, --size SIZE Size of desired signature + -m {loose,normal,strict}, --mode {loose,normal,strict} + Wildcard mode for yara rule generation + loose = wildcard all operands + normal = wildcard only displacement operands + strict = wildcard only jmp/call addresses + -r RESULT, --result RESULT + Output file + -v, --verbose Increase verbosity + +``` + + +## IDA Plugin +mkYARA comes with a IDA plugin to easily create YARA signatures by selecting a set of instructions and choosing one of the mkYARA -> Generate YARA rule options. Installation is as easy as installing the pip package and copying the mkyara_plugin.py to your IDA plugin directory. + +%package help +Summary: Development documents and examples for mkYARA +Provides: python3-mkYARA-doc +%description help +# mkYARA +Writing YARA rules based on executable code within malware can be a tedious task. An analyst cannot simply copy and paste raw executable code into a YARA rule, because this code contains variable values, such as memory addresses and offsets. The analyst has to disassemble the code and wildcard all the pieces in the code that can change between samples. mkYARA aims to automate this part of writing rules by generating executable code signatures that wildcard all these little pieces of executable code that are not static. + +## Installation +Installation is as easy as installing the pip package. +``` +pip install mkyara +``` + +## Usage +```python +import codecs +from capstone import CS_ARCH_X86, CS_MODE_32 +from mkyara import YaraGenerator + +gen = YaraGenerator("normal", CS_ARCH_X86, CS_MODE_32) +gen.add_chunk(b"\x90\x90\x90", offset=1000) +gen.add_chunk(codecs.decode("6830800000E896FEFFFFC3", "hex"), offset=0x100) +gen.add_chunk(b"\x90\x90\x90\xFF\xD7", is_data=True) +rule = gen.generate_rule() +rule_str = rule.get_rule_string() +print(rule_str) +``` + +## Standalone Tool +mkYARA comes with a standalone tool that is cross platform, as in, it can create signatures for Windows binaries running under Linux. + +```commandline +usage: mkyara [-h] [-i {x86}] [-a {32,64,x86,x64}] -f FILE_PATH [-n RULENAME] + -o OFFSET -s SIZE [-m {loose,normal,strict}] [-r RESULT] [-v] + +Generate a Yara rule based on disassembled code + +optional arguments: + -h, --help show this help message and exit + -i {x86}, --instruction_set {x86} + Instruction set + -a {32,64,x86,x64}, --instruction_mode {32,64,x86,x64} + Instruction mode + -f FILE_PATH, --file_path FILE_PATH + Sample file path + -n RULENAME, --rulename RULENAME + Generated rule name + -o OFFSET, --offset OFFSET + File offset for signature + -s SIZE, --size SIZE Size of desired signature + -m {loose,normal,strict}, --mode {loose,normal,strict} + Wildcard mode for yara rule generation + loose = wildcard all operands + normal = wildcard only displacement operands + strict = wildcard only jmp/call addresses + -r RESULT, --result RESULT + Output file + -v, --verbose Increase verbosity + +``` + + +## IDA Plugin +mkYARA comes with a IDA plugin to easily create YARA signatures by selecting a set of instructions and choosing one of the mkYARA -> Generate YARA rule options. Installation is as easy as installing the pip package and copying the mkyara_plugin.py to your IDA plugin directory. + +%prep +%autosetup -n mkYARA-1.0.0 + +%build +%py3_build + +%install +%py3_install +install -d -m755 %{buildroot}/%{_pkgdocdir} +if [ -d doc ]; then cp -arf doc %{buildroot}/%{_pkgdocdir}; fi +if [ -d docs ]; then cp -arf docs %{buildroot}/%{_pkgdocdir}; fi +if [ -d example ]; then cp -arf example %{buildroot}/%{_pkgdocdir}; fi +if [ -d examples ]; then cp -arf examples %{buildroot}/%{_pkgdocdir}; fi +pushd %{buildroot} +if [ -d usr/lib ]; then + find usr/lib -type f -printf "/%h/%f\n" >> filelist.lst +fi +if [ -d usr/lib64 ]; then + find usr/lib64 -type f -printf "/%h/%f\n" >> filelist.lst +fi +if [ -d usr/bin ]; then + find usr/bin -type f -printf "/%h/%f\n" >> filelist.lst +fi +if [ -d usr/sbin ]; then + find usr/sbin -type f -printf "/%h/%f\n" >> filelist.lst +fi +touch doclist.lst +if [ -d usr/share/man ]; then + find usr/share/man -type f -printf "/%h/%f.gz\n" >> doclist.lst +fi +popd +mv %{buildroot}/filelist.lst . +mv %{buildroot}/doclist.lst . + +%files -n python3-mkYARA -f filelist.lst +%dir %{python3_sitelib}/* + +%files help -f doclist.lst +%{_docdir}/* + +%changelog +* Wed May 31 2023 Python_Bot <Python_Bot@openeuler.org> - 1.0.0-1 +- Package Spec generated @@ -0,0 +1 @@ +8134df70e63a8b8eca529f60edd2c627 mkYARA-1.0.0.tar.gz |
