github/thc-tips-tricks-hacks-cheat-sheet
1
1
Fork 0
mirror of https://github.com/hackerschoice/thc-tips-tricks-hacks-cheat-sheet.git synced 2026-01-09 15:58:02 -05:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #32 from laplante-sean/master

Browse Source 
UPX: Handle 32-bit binaries that don't have PROT_EXEC|PROT_WRITE
This commit is contained in:
skyper
2025-02-28 08:50:29 +00:00
committed by GitHub
parent ed3ccd06a9 1b59299de1
commit 90b6f62914
1 changed files with 5 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
README.md
View File

@@ -2132,10 +2132,11 @@ Optionally cleanse signatures and traces of UPX:
```shell
cat "${BIN}" \
| perl -e 'local($/);$_=<>;s/(.*)(\$Info:[^\0]*)(.*)/print "$1";print "\0"x length($2); print "$3"/es;' \
| perl -e 'local($/);$_=<>;s/(.*)(\$Id:[^\0]*)(.*)/print "$1";print "\0"x length($2); print "$3"/es;' \
| perl -e 'local($/);$_=<>;s/(.*)(PROT_EXEC\|PROT_WRI[^\0]*)(.*)/print "$1";print "\0"x length($2); print "$3"/es;' >"${BIN}.tmpupx"
cat "${BIN}.tmpupx" >"${BIN}"
rm -f "${BIN}.tmpupx"
| perl -e 'local($/);$_=<>;s/(.*)(\$Id:[^\0]*)(.*)/print "$1";print "\0"x length($2); print "$3"/es;' >"${BIN}.tmpupx"
mv "${BIN}.tmpupx" "${BIN}"
grep -Eq "PROT_EXEC\|PROT_WRITE" "${BIN}" \
&& cat "${BIN}" | perl -e 'local($/);$_=<>;s/(.*)(PROT_EXEC\|PROT_WRI[^\0]*)(.*)/print "$1";print "\0"x length($2); print "$3"/es;' >"${BIN}.tmpupx" \
&& mv "${BIN}.tmpupx" "${BIN}"
perl -i -0777 -pe 's/UPX!/\0\0\0\0/sg' "${BIN}"
```