Bootsect[.]exe

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General

Target

Bootsect.exe
Size

122KB
MD5

1c80a39d0ca7be7fea4fa4e1c0364941
SHA1

1ff1be0ca9a276ae7a6f2f9d475221603b17a37e
SHA256

61e0c31278686d8faf1d732828f73011859288488fa3144364a84f67bdb35947
SHA512

a41878db9fd82290f3803de28b2c2c257035b0edd04b2f347807bb8db4325d1cd51ad92d5dcc52c58d14addc98ec70f84283556d350b48be8738611d2188169f
SSDEEP

1536:7ccMF2r8hrADzbARPZOyv4NJtoFI8qQ3JoPMFQ:7wFI8yfA1Qyv4P6WTuKEFQ

Score

1^/10

Malware Config

Signatures

Files

Bootsect.exe
.exe windows:6 windows x64 arch:x64

de0e12f3fea2eea2d4e356a2b9f817c6

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

61:67:16:dc:cd:20:66:94:e3:0d:cd:a8:da:ff:fc:e7:af:d8:ea:44:46:40:98:0e:e4:d5:5f:31:83:6d:75:bc
Signer

Actual PE Digest

61:67:16:dc:cd:20:66:94:e3:0d:cd:a8:da:ff:fc:e7:af:d8:ea:44:46:40:98:0e:e4:d5:5f:31:83:6d:75:bc

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

bootsect.pdb

Imports

kernel32

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

msvcrt

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

ntdll

RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
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: 65KB - Virtual size: 65KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 24KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 4KB - Virtual size: 3KB

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: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

de0e12f3fea2eea2d4e356a2b9f817c6

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

61:67:16:dc:cd:20:66:94:e3:0d:cd:a8:da:ff:fc:e7:af:d8:ea:44:46:40:98:0e:e4:d5:5f:31:83:6d:75:bcSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

msvcrt

ntdll

advapi32

Sections

.text Size: 65KB - Virtual size: 65KB

.data Size: 24KB - Virtual size: 29KB

.pdata Size: 1KB - Virtual size: 1KB

.idata Size: 4KB - Virtual size: 3KB

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

.reloc Size: 2KB - Virtual size: 1KB

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

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

61:67:16:dc:cd:20:66:94:e3:0d:cd:a8:da:ff:fc:e7:af:d8:ea:44:46:40:98:0e:e4:d5:5f:31:83:6d:75:bc
Signer

.text
Size: 65KB - Virtual size: 65KB

.data
Size: 24KB - Virtual size: 29KB

.pdata
Size: 1KB - Virtual size: 1KB

.idata
Size: 4KB - Virtual size: 3KB

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

.reloc
Size: 2KB - Virtual size: 1KB