_userinit.exe - USERINIT.EXE - Userinit Logon Application

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filename	_userinit.exe
size	14336 (0x3800)
md5	2dfd3d5717eda35aab9441cf95400764

type	PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
mimetype	application/x-dosexec

clamav	OK
virustotal	→ scan with virustotal.com

histogram

MZ Header

signature	MZ
bytes_in_last_block	0x90
blocks_in_file	3
num_relocs	0
header_paragraphs	4
min_extra_paragraphs	0
max_extra_paragraphs	0xffff
ss	0
sp	0xb8
checksum	0
ip	0
cs	0
reloc_table_offset	0x40
overlay_number	0
reserved0	0
oem_id	0
oem_info	0
reserved2	0
reserved3	0
reserved4	0
reserved5	0
reserved6	0
lfanew	0xe0

Rich Header

lib id	version	times used
15	4035	1
93	4035	19
1	0	120
94	4035	1
96	4035	2
95	4035	19
90	4035	1

DOS stub

00000000: 0e 1f ba 0e 00 b4 09 cd  21 b8 01 4c cd 21 54 68  |........!..L.!Th|
00000010: 69 73 20 70 72 6f 67 72  61 6d 20 63 61 6e 6e 6f  |is program canno|
00000020: 74 20 62 65 20 72 75 6e  20 69 6e 20 44 4f 53 20  |t be run in DOS |
00000030: 6d 6f 64 65 2e 0d 0d 0a  24 00 00 00 00 00 00 00  |mode....$.......|

PE Header

Signature	PE
Machine	0x14c
NumberOfSections	3
TimeDateStamp	0x480251a8
PointerToSymbolTable	0
NumberOfSymbols	0
SizeOfOptionalHeader	0xe0
Characteristics	0x10f
Magic	0x10b
LinkerVersion	7.10
SizeOfCode	0x3000
SizeOfInitializedData	0x1000
SizeOfUninitializedData	0x7000
AddressOfEntryPoint	0xa8b0
BaseOfCode	0x8000
BaseOfData	0xb000
ImageBase	0x1000000
SectionAlignment	0x1000
FileAlignment	0x200
OperatingSystemVersion	5.1
ImageVersion	5.1
SubsystemVersion	4.0
Reserved1	0
SizeOfImage	0xc000
SizeOfHeaders	0x1000
CheckSum	0
Subsystem	2
DllCharacteristics	0x8000
SizeOfStackReserve	0x40000
SizeOfStackCommit	0x1000
SizeOfHeapReserve	0x100000
SizeOfHeapCommit	0x1000
LoaderFlags	0
NumberOfRvaAndSizes	0x10

Packer / Compiler

UPX v0.89.6 - v1.02 / v1.05 - v1.22

This file is packed with UPX. Analysis will be incomplete without unpacking.
We can unpack it for you.

»» Analyze unpacked file

Sections

name	va	vsize	raw size	flags
UPX0	0x1000	0x7000	0	RWX UDATA
UPX1	0x8000	0x3000	0x2c00	RWX IDATA
.rsrc	0xb000	0x1000	0x800	RW- IDATA

Data Directory

type	va	size
EXPORT	0	0
IMPORT	0xb47c	0x240
RESOURCE	0xb000	0x47c
EXCEPTION	0	0
SECURITY	0	0
BASERELOC	0	0
DEBUG	0	0
ARCHITECTURE	0	0
GLOBALPTR	0	0
TLS	0	0
LOAD_CONFIG	0xaa4c	0x48
Bound_IAT	0	0
IAT	0	0
Delay_IAT	0x5720	0x40
CLR_Header	0	0

show previews

type	name	size
STRING	#101	1470
MESSAGETABLE	#1	268
VERSION	#1	912

lang

string

1600

1033

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66 8b 0e 66 85 c9 74 0c  66 89 0a 42 42 e1 ff 4d  |f..f..t.f..BB..M|
21 ec 83 7d 0c 00 5e db  0d 76 df 28 4a 4a b8 7a  |!..}..^..v.(JJ.z|
2a 66 83 2a 5d c2 11 cc  fb 5b 17 7b 00 48 37 0c  |*f.*]....[.{.H7.|
4c 3b f0 8b ce 74 11 46  1c d6 de be 66 39 02 74  |L;...t.F....f9.t|
05 3c 4e 75 f6 12 5e 0b  2d 65 db bf 10 3b d0 74  |."u!.|F....7.,d|
00 8d 1a fe 50 8d 46 02  50 23 1e 90 ee 65 e0 11  |....P.F.P#...e..|
83 c4 0c 40 04 81 ec 20  f0 ed 7f e8 ec a1 10 57  |...@... .......W|
6a 46 89 45 fc 59 8c 8d  bd e4 fe e6 c6 76 bf 6b  |jF.E.Y.......v.k|
f3 ab 8d 85 e0 07 50 c7  06 1c 26 68 f6 ff f6 cd  |......P...&h....|
5c 85 c0 5f 74 0d 25 40  38 45 fa 75 05 84 45 f9  |\.._t.%@8E.u..E.|
75 02 0c f7 81 7d fb 8b  4d fc e8 20 42 21 c9 c3  |u....}..M.. B!..|
9b 35 68 10 56 f6 ff 6f  db 00 01 ff a6 ff d6 8b  |.5h.V..o........|
f8 85 ff 74 33 53 8d 04  3f 50 6a 40 4b 8b 7d fb  |...t3S..?Pj@K.}.|
cd 64 8b d8 85 db 75 04  3f eb 1b 57 53 23 5c fd  |.d....u.?..WS#\.|
66 fb 5b fe 4f 3b c7 74  09 53 20 60 eb e3 8b c3  |f.[.O;.t.S `....|
5b 5f ee 6e fb 90 b4 53  bb 2c 12 1a 53 71 12 e8  |[_.n...S.,..Sq..|
85 7b cd b5 a7 fb 0c 89  01 74 5b 6e 58 50 44 49  |.{.......t[nXPDI|
6b fb 96 dd 6e 06 03 f8  ff 3f 04 6b 7e 32 1b 6e  |k...n....?.k~2.n|
b3 99 ad 57 0f 50 2f 70  68 28 4a 6f e7 2e b8 57  |...W.P/ph(Jo...W|
9c ce ff 30 07 87 15 f8  47 c8 c2 e6 66 7f e7 7d  |...0....G...f..}|
5b 33 08 0b 86 41 4e 3c  02 56 31 26 e8 dd b7 1a  |[3...AN<.V1&....|
9b fd 68 19 22 c8 f6 56  68 6c 50 68 c7 23 0b 0d  |..h."..VhlPh.#..|
2d 80 2e 24 0f 85 dc 36  c9 c9 76 36 26 ec 06 d8  |-..$...6..v6&...|
cc c9 c9 c9 c9 c4 e0 c8  d0 fb 9c 6c cf dc 56 0e  |...........l..V.|
e4 f4 ff b5 6d 1f 19 61  ec c7 13 04 93 28 75 38  |....m..a.....(u8|
39 05 6c c1 de db 04 71  09 74 17 68 06 6d 1d 40  |9.l....q.t.h.m.@|
ed 8d 6d dc 83 f8 01 11  8b 11 a3 1c 0a 6f ae bb  |..m..........o..|
99 f0 ab a3 08 0c 46 51  47 14 99 15 59 70 17 9e  |......FQG...Yp..|
2c f6 a0 68 54 c0 22 44  47 b6 e6 ee f0 10 22 68  |,..hT."DG....."h|
38 56 68 48 74 0b e1 75  37 b7 6a 5d 8d d4 51 ff  |8VhHt..u7.j]..Q.|
d0 15 4c 27 fe 14 52 46  43 28 5e 02 54 c6 c6 5d  |..L'..RFC(^.T..]|
6b 9d 66 9c 24 eb 2a 91  f9 97 e4 6e ff f6 0b 33  |k.f.$.*....n...3|
c9 51 0f 94 c1 8b f1 eb  0a 08 75 06 14 cd 92 e3  |.Q........u.....|
6d df 0f a6 9d 3e 08 75  fb 20 a7 8c d6 a2 6c 0a  |m....>.u. ....l.|
53 8b 1d dc 28 35 6c d8  be 56 57 8b 7d 08 e6 13  |S...(5l..VW.}...|
9e f6 57 81 89 59 84 bf  fd c1 15 53 d3 68 59 59  |..W..Y.....S.hYY|
74 1d 68 e8 d1 0d ac 71  ec e1 0f 68 24 8d f0 50  |t.h....q...h$..P|
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20 3b c6 20 25 02 bd b1  ce 74 40 a4 c6 48 13 a3  | ;. %....t@..H..|
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20 89 85 42 df 34 6a 31  1c b7 e9 5d 18 04 b3 91  | ..B.4j1...]....|
6f 5e 7a 88 dd 30 1f ff  5e 92 eb 1d 3b de 74 fb  |o^z..0..^...;.t.|
ad 0b b4 52 23 74 07 52  33 43 43 eb 02 93 5c da  |...R#t.R3CC...\.|
3e 59 1e 12 4c 6a 0f 3f  59 ac 9c f5 35 b3 bd ff  |>Y..Lj.?Y...5...|
0f b7 45 18 8b bd 1b 5c  b8 e3 9b cd 7d ee 17 e3  |..E....\....}...|
06 3c e3 09 a0 40 06 cd  66 7e 2f 89 bd ac 26 9d  |.<...@..f~/...&.|
b0 15 a8 98 db 1e f6 62  fe b5 9b 74 1f 8c 10 7b  |.......b...t...{|
c3 cc d8 6d 6a 09 b5 d4  ed 74 0b 5b 61 b7 a4 6c  |...mj....t.[a..l|
1f bf 17 fe b8 7b 66 9d  ed 8c 6c 76 c4 d8 06 94  |.....{f...lv....|
ff ff 5f 32 54 96 c8 56  43 f7 d9 1b c9 6a 20 56  |.._2T..VC....j V|
f7 d1 56 23 cf f7 d8 56  1b c0 cf 57 78 ee 51 23  |..V#...V...Wx.Q#|
c7 9a 23 18 90 98 bd 32  f2 5b 78 a0 5d 9c 0b b5  |..#....2.[x.]...|
b0 ac 66 e4 33 32 a8 a4  9d c0 c8 38 10 c6 6e 71  |..f.32.....8..nq|
b5 c6 8e 54 53 71 1f b8  79 7a 1a 8d 74 8d 64 a1  |...TSq..yz..t.d.|
18 b1 40 30 1d ff be e1  39 b0 d4 c7 74 7c 39 9d  |..@0....9...t|9.|
e8 25 74 8b 3d 34 48 bb  f8 6c 0d 4c b2 ca ac f0  |.%t.=4H..l.L....|
68 48 27 cf b7 61 1b d0  d7 0f f9 47 56 47 47 b0  |hH'..a.....GVGG.|
60 1f 16 f2 38 83 c8 24  6c ba 07 3c eb 29 28 d8  |`...8..$l..<.)(.|
5a 87 d6 0b 0b 60 28 52  4c b1 d6 d9 19 dc 62 a1  |Z....`(RL.....b.|
2b 07 8c 27 b9 51 2a c2  14 e7 83 ec 5d 28 98 a5  |+..'.Q*.....](..|
14 2f 18 21 20 b9 08 d8  f8 1b df 99 83 e0 06 51  |./.! ..........Q|
40 35 89 75 f8 89 4d f4  e7 ec 71 30 1a c9 3e f2  |@5.u..M...q0..>.|
3b 19 5a b6 07 63 db 33  74 0a d0 0c 42 53 57 8d  |;.Z..c.3t...BSW.|
43 50 19 f8 57 d7 1b 94  bb 90 0f 95 c0 53 19 14  |CP..W........S..|
9a 7e 7d 88 bf 93 68 90  35 03 7c b8 dd b6 0f 69  |.~}...h.5.|....i|
75 22 2b f4 09 75 fc 06  f0 50 d7 7b db 13 a3 75  |u"+..u...P.{...u|
18 46 20 b4 08 10 d7 fd  fb a5 af 39 4d 10 75 39  |.F ........9M.u9|
54 53 51 68 18 3c 57 3a  44 f6 6d a5 7f 81 20 3d  |TSQh.

module_name	ord	function_name
KERNEL32.DLL		LoadLibraryA
KERNEL32.DLL		GetProcAddress
KERNEL32.DLL		VirtualProtect
KERNEL32.DLL		VirtualAlloc
KERNEL32.DLL		VirtualFree
KERNEL32.DLL		ExitProcess
ADVAPI32.dll		RegCloseKey
CRYPT32.dll		CryptProtectData
msvcrt.dll		exit
NETAPI32.dll		DsGetDcNameW
ntdll.dll		_itow
USER32.dll		wsprintfW
WINSPOOL.DRV		SpoolerInit
WLDAP32.dll	73

StringTable 040904B0

CompanyName	Microsoft Corporation
FileDescription	Userinit Logon Application
FileVersion	5.1.2600.5512 (xpsp.080413-2113)
InternalName	userinit
LegalCopyright	© Microsoft Corporation. All rights reserved.
OriginalFilename	USERINIT.EXE
ProductName	Microsoft® Windows® Operating System
ProductVersion	5.1.2600.5512

VS_FIXEDFILEINFO

FileVersion	5.1.2600.5512
ProductVersion	5.1.2600.5512
StrucVersion	0x10000
FileFlagsMask	0x3f
FileFlags	0
FileOS	0x40004
FileType	1
FileSubtype	0

show previews

offset	size	type	comment
0	14336	EXE	04/13/2008 18:32:08	#
15c1	15	HTM		#

offset:( 0x )size:( 0x )hotkeys:-=[]<>, offset/size fields are also editable

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[!] string size(122768) > stringtable size(1470). truncated to 1468

[!] cannot convert "\xB7\x96miPt.pdbj\x02W\xFFo\xFF"... to UTF-16

[?] can't find file_offset of VA 0x5720

_userinit.exe-