| filename | winlogon.exe | |
|---|---|---|
| size | 15872 (0x3e00) | |
| md5 | 8b8ceac796a6573365c29209f5f13a70 | |
| 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 | 0x50 |
| blocks_in_file | 2 |
| num_relocs | 0 |
| header_paragraphs | 4 |
| min_extra_paragraphs | 0xf |
| max_extra_paragraphs | 0xffff |
| ss | 0 |
| sp | 0xb8 |
| checksum | 0 |
| ip | 0 |
| cs | 0 |
| reloc_table_offset | 0x40 |
| overlay_number | 0x1a |
| reserved0 | 0 |
| oem_id | 0 |
| oem_info | 0 |
| reserved2 | 0 |
| reserved3 | 0 |
| reserved4 | 0 |
| reserved5 | 0 |
| reserved6 | 0 |
| lfanew | 0x100 |
DOS stub
00000000: ba 10 00 0e 1f b4 09 cd 21 b8 01 4c cd 21 90 90 |........!..L.!..| 00000010: 54 68 69 73 20 70 72 6f 67 72 61 6d 20 6d 75 73 |This program mus| 00000020: 74 20 62 65 20 72 75 6e 20 75 6e 64 65 72 20 57 |t be run under W| 00000030: 69 6e 33 32 0d 0a 24 37 00 00 00 00 00 00 00 00 |in32..$7........| 00000040: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| * 000000c0:
PE Header
Packer / Compiler
UPX Modified >> *$igBy Ahmed18 This file is packed with UPX. Analysis will be incomplete without unpacking. |
Sections
| name | va | vsize | raw size | flags | |
|---|---|---|---|---|---|
| UPX0 | 0x1000 | 0xa000 | 0 | RWX UDATA | |
| UPX1 | 0xb000 | 0x4000 | 0x3600 | RWX IDATA | |
| .rsrc | 0xf000 | 0x1000 | 0x400 | RW- IDATA |
Data Directory
| type | va | size | |
|---|---|---|---|
| EXPORT | 0 | 0 | |
| IMPORT | 0xf0e8 | 0x204 | |
| RESOURCE | 0xf000 | 0xe8 | |
| EXCEPTION | 0 | 0 | |
| SECURITY | 0 | 0 | |
| BASERELOC | 0 | 0 | |
| DEBUG | 0 | 0 | |
| ARCHITECTURE | 0 | 0 | |
| GLOBALPTR | 0 | 0 | |
| TLS | 0 | 0 | |
| LOAD_CONFIG | 0 | 0 | |
| Bound_IAT | 0 | 0 | |
| IAT | 0 | 0 | |
| Delay_IAT | 0 | 0 | |
| CLR_Header | 0 | 0 |
| module_name | hint | ord | function_name |
|---|---|---|---|
| advapi32.dll | RegCloseKey | ||
| KERNEL32.DLL | LoadLibraryA | ||
| KERNEL32.DLL | ExitProcess | ||
| KERNEL32.DLL | GetProcAddress | ||
| KERNEL32.DLL | VirtualProtect | ||
| shell32.dll | ShellExecuteW | ||
| shfolder.dll | SHGetFolderPathW | ||
| shlwapi.dll | StrToIntW | ||
| URLMON.DLL | URLDownloadToFileW | ||
| user32.dll | wsprintfW | ||
| wsock32.dll | send |
 |
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everything is OK