Bootsect[.]exe

Sharing

Copy URL Twitter E-mail

General

Target

Bootsect.exe
Size

108KB
MD5

71c4b22e78c0e053d9870859e01593ad
SHA1

bd07429a8b20ce4c384cdf123c58c13b52a34ae0
SHA256

eedc0a9ebf34586987a13433325e5486ae09d32beba431a051ad1bbb0233b4a4
SHA512

6ab4b45937f290a72835362cc70c7d5a278ca2e37b419bf7ed5748ba4c0a8d897e20fda9e0d9b4ecedf7dfcb4d96ec98f57fa73a1c866303ed32191e11543cda
SSDEEP

1536:YWCmVQhf5it5SayL01JPYudtimoozSKQ3J9W5Pmeq:6lhfstkfLudU58uLs+eq

Score

1^/10

Malware Config

Signatures

Files

Bootsect.exe
.exe windows:6 windows x86 arch:x86

508edcdab39b6d405f380c675485337d

Code Sign

61:0b:bb:d8:00:00:00:00:00:05
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

09/04/2012, 20:55

Not After

09/07/2013, 20:55

Subject

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

ae:27:c6:f9:f8:8b:27:b3:c0:3f:45:68:ab:e0:00:4f:50:90:10:a4:23:ad:19:39:02:92:e1:fd:68:6f:aa:38
Signer

Actual PE Digest

ae:27:c6:f9:f8:8b:27:b3:c0:3f:45:68:ab:e0:00:4f:50:90:10:a4:23:ad:19:39:02:92:e1:fd:68:6f:aa:38

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

bootsect.pdb

Imports

kernel32

QueryDosDeviceW
WideCharToMultiByte
GetConsoleMode
FormatMessageW
WriteConsoleW
GetModuleFileNameW
GetConsoleOutputCP
GetStdHandle
LocalAlloc
GetFileType
LocalFree
GetLastError
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
GetModuleHandleA
SetUnhandledExceptionFilter
OutputDebugStringA
InterlockedCompareExchange
InterlockedExchange
Sleep
ReadFile
WriteFile
SetFilePointer
SearchPathW
MapViewOfFile
UnmapViewOfFile
GetSystemDefaultUILanguage
FindResourceExW
FreeLibrary
LoadResource
LoadLibraryExW
GetLocaleInfoW
GetVersionExW
CreateFileW
SetLastError
CreateFileMappingW
GetUserDefaultUILanguage
CloseHandle

msvcrt

__p__fmode
__setusermatherr
_initterm
memcpy
memset
_cexit
free
malloc
iswctype
?terminate@@YAXXZ
_controlfp
isdigit
isxdigit
isleadbyte
_fileno
calloc
localeconv
mbtowc
_snprintf
_itoa
wctomb
ferror
wcstombs
_read
__badioinfo
__pioinfo
realloc
_isatty
_write
_lseeki64
ungetc
wcsstr
bsearch
wcsncmp
_exit
exit
__set_app_type
__getmainargs
_amsg_exit
__p__commode
_XcptFilter
_iob
__mb_cur_max
_errno
_wcslwr
iswxdigit
_vsnwprintf
isalpha
_wcsnicmp
_wcsicmp
_stricmp

ntdll

RtlUnwind
NtResetEvent
NtCreateEvent
NtOpenDirectoryObject
RtlAllocateHeap
NtQueryDirectoryObject
NtWaitForSingleObject
NtQuerySymbolicLinkObject
NtOpenSymbolicLinkObject
RtlFreeHeap
NtDeviceIoControlFile
NtOpenFile
NtClose
RtlNtStatusToDosError
NtQueryVolumeInformationFile
NtFsControlFile
RtlInitUnicodeString
NtQuerySystemInformation
NtOpenKey
NtQueryValueKey

advapi32

RegQueryValueExW
RegCloseKey
RegOpenKeyExW

Sections

.text
Size: 52KB - Virtual size: 51KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 23KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

508edcdab39b6d405f380c675485337d

Code Sign

61:0b:bb:d8:00:00:00:00:00:05Certificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

ae:27:c6:f9:f8:8b:27:b3:c0:3f:45:68:ab:e0:00:4f:50:90:10:a4:23:ad:19:39:02:92:e1:fd:68:6f:aa:38Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

msvcrt

ntdll

advapi32

Sections

.text Size: 52KB - Virtual size: 51KB

.data Size: 23KB - Virtual size: 28KB

.idata Size: 3KB - Virtual size: 2KB

.rsrc Size: 16KB - Virtual size: 15KB

.reloc Size: 4KB - Virtual size: 4KB

61:0b:bb:d8:00:00:00:00:00:05
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

ae:27:c6:f9:f8:8b:27:b3:c0:3f:45:68:ab:e0:00:4f:50:90:10:a4:23:ad:19:39:02:92:e1:fd:68:6f:aa:38
Signer

.text
Size: 52KB - Virtual size: 51KB

.data
Size: 23KB - Virtual size: 28KB

.idata
Size: 3KB - Virtual size: 2KB

.rsrc
Size: 16KB - Virtual size: 15KB

.reloc
Size: 4KB - Virtual size: 4KB