Windows10Upgrade28603[.]exe

Sharing

Copy URL Twitter E-mail

General

Target

Windows10Upgrade28603.exe
Size

6.0MB
MD5

4b31947d2aa6b3c2d24dce195acc9909
SHA1

d5056becc8d3202e474db6229880ed30f58924fd
SHA256

a68d4c7066a9ce598da5d750c84c04754d13791aa10094c9dbfc2f0f64d71f53
SHA512

f95ed8ca3410f222f1af2e6096c438b714febc17e8ad0ec4cf0aa69beffd808efd4953f20b158713ac8e8254d834bce3b6e9b37db6915275896a7ee9f14049ca
SSDEEP

98304:Q+1X89kYqer8mG0nMX8k3nIx8sJ6aamS7iETfqIqevH3CXht5fDC3jKw08ORwz:Q8X89kYqE8mks2nIGsMaKuKF/yFDC3jJ

Score

1^/10

Malware Config

Signatures

Files

Windows10Upgrade28603.exe
.exe windows:6 windows x86 arch:x86

06562fdd4c35461c946b7986ffffa013

Code Sign

33:00:00:00:c0:de:2c:3d:07:94:e4:49:79:00:00:00:00:00:c0
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

07/09/2016, 17:58

Not After

07/09/2018, 17:58

Subject

CN=Microsoft Time-Stamp Service,OU=AOC+OU=nCipher DSE ESN:7AB5-2DF2-DA3F,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79
Certificate

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

11/08/2017, 20:11

Not After

11/08/2018, 20:11

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:c4:e9:89:f8:7a:81:50:e9:ff:00:00:00:00:00:c4
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

11/08/2017, 20:20

Not After

11/08/2018, 20:20

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

aa:10:b3:30:1c:3f:aa:7d:22:40:5d:23:6a:39:14:5b:d6:82:fb:04:a3:f8:eb:6c:47:25:05:09:ff:08:f8:26
Signer

Actual PE Digest

aa:10:b3:30:1c:3f:aa:7d:22:40:5d:23:6a:39:14:5b:d6:82:fb:04:a3:f8:eb:6c:47:25:05:09:ff:08:f8:26

Digest Algorithm

sha256

PE Digest Matches

true

07:33:0d:9d:20:4e:b1:b8:52:e0:d9:51:b2:e6:a2:0d:4a:7b:4a:7b
Signer

Actual PE Digest

07:33:0d:9d:20:4e:b1:b8:52:e0:d9:51:b2:e6:a2:0d:4a:7b:4a:7b

Digest Algorithm

sha1

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

upgraderstub.pdb

Imports

advapi32

RegCreateKeyExW
RegDeleteKeyW
ConvertStringSecurityDescriptorToSecurityDescriptorW
RegCloseKey
RegSetValueExW
GetSecurityDescriptorOwner
GetSecurityDescriptorGroup
GetSecurityDescriptorDacl
GetSecurityDescriptorSacl
GetSecurityDescriptorControl
GetSecurityDescriptorLength
GetAclInformation
OpenEncryptedFileRawW
WriteEncryptedFileRaw
CloseEncryptedFileRaw
ImpersonateSelf
RevertToSelf

kernel32

GetSystemInfo
SetThreadIdealProcessor
GetCurrentThread
GetVolumeInformationW
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
LockFileEx
UnlockFileEx
GetOverlappedResult
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
CreateSemaphoreW
ReleaseSemaphore
WaitForMultipleObjects
InterlockedExchangeAdd
CreateThread
LocalFree
DeleteFileW
CreateEventW
GetHandleInformation
LocalAlloc
FileTimeToSystemTime
InitializeCriticalSectionAndSpinCount
InterlockedDecrement
GetModuleHandleExW
OpenMutexW
OpenProcess
LocalFileTimeToFileTime
SetFileTime
DosDateTimeToFileTime
DuplicateHandle
GetShortPathNameW
SetEndOfFile
HeapSize
HeapReAlloc
ReadFile
GetFileSizeEx
SetFilePointerEx
GlobalFree
GlobalAlloc
RemoveDirectoryW
WideCharToMultiByte
CloseHandle
ReleaseMutex
DeleteCriticalSection
GetUserDefaultUILanguage
GetExitCodeThread
EnterCriticalSection
GetProcAddress
GetLastError
VerifyVersionInfoW
GetTempPathW
WritePrivateProfileStringW
CompareStringW
GetFileAttributesW
LeaveCriticalSection
InitializeCriticalSection
GetModuleHandleW
WaitForSingleObject
CreateDirectoryW
GetSystemWindowsDirectoryW
VerSetConditionMask
CreateMutexW
GetTempFileNameW
GetEnvironmentVariableW
GetCommandLineW
GetFullPathNameW
GetProcessHeap
HeapFree
HeapAlloc
InterlockedIncrement
Sleep
InterlockedExchange
InterlockedCompareExchange
GetStartupInfoA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
OutputDebugStringA
GetModuleHandleA
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
FindFirstFileW
SetLastError
FindClose
FindNextFileW
CopyFileExW
CreateFileW
DeviceIoControl
GetFileInformationByHandle
SetFileAttributesW
GetDriveTypeW
GetModuleFileNameW
FreeLibrary
SetEvent
LoadLibraryW
FormatMessageW
CreateFileA
SetFilePointer
WriteFile

user32

LoadStringW
MessageBoxW
SendMessageW

msvcrt

free
_fileno
mbtowc
__mb_cur_max
_iob
_snprintf
_itoa
malloc
wcsrchr
_wcsicmp
_wcsnicmp
_vscwprintf
towupper
_purecall
isleadbyte
memcmp
qsort
wcsncmp
wcschr
_vsnwprintf
ferror
__badioinfo
__pioinfo
?what@exception@@UBEPBDXZ
??1exception@@UAE@XZ
??0exception@@QAE@ABQBD@Z
??0exception@@QAE@ABV0@@Z
iswdigit
_vsnprintf
_isatty
_write
_lseeki64
_controlfp
?terminate@@YAXXZ
memmove
memset
memcpy
??1type_info@@UAE@XZ
_onexit
__dllonexit
_unlock
_lock
_acmdln
_initterm
__setusermatherr
_ismbblead
__p__fmode
_cexit
_exit
exit
__set_app_type
__getmainargs
_amsg_exit
__p__commode
_XcptFilter
_CxxThrowException
??0exception@@QAE@XZ
__CxxFrameHandler
_errno
iswspace

ole32

CoCreateInstance
CoUninitialize
CoInitialize

rpcrt4

RpcStringFreeW
UuidCreate

shell32

ShellExecuteExW
SHChangeNotify
SHGetFolderPathW
CommandLineToArgvW

ntdll

RtlAllocateHeap
RtlFreeHeap
RtlDosPathNameToNtPathName_U
RtlNtStatusToDosError
NtSetInformationFile
RtlReAllocateHeap
RtlDeleteCriticalSection
RtlUnwind
RtlSetControlSecurityDescriptor
NtSetSecurityObject
RtlAdjustPrivilege
RtlInitializeResource
RtlAcquireResourceExclusive
RtlAcquireResourceShared
RtlReleaseResource
RtlDeleteResource
RtlLeaveCriticalSection
RtlInitializeCriticalSection
RtlRaiseStatus
RtlEnterCriticalSection
NtYieldExecution

shlwapi

PathFindFileNameW
PathFileExistsW
StrStrIW

cabinet

ord22
ord20
ord23

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

psapi

EnumProcesses
GetModuleFileNameExW

Sections

.text
Size: 425KB - Virtual size: 425KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.boxload
Size: 512B - Virtual size: 86B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 55KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

06562fdd4c35461c946b7986ffffa013

Code Sign

33:00:00:00:c0:de:2c:3d:07:94:e4:49:79:00:00:00:00:00:c0Certificate

Extended Key Usages

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79Certificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:00:c4:e9:89:f8:7a:81:50:e9:ff:00:00:00:00:00:c4Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

aa:10:b3:30:1c:3f:aa:7d:22:40:5d:23:6a:39:14:5b:d6:82:fb:04:a3:f8:eb:6c:47:25:05:09:ff:08:f8:26Signer

07:33:0d:9d:20:4e:b1:b8:52:e0:d9:51:b2:e6:a2:0d:4a:7b:4a:7bSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

user32

msvcrt

ole32

rpcrt4

shell32

ntdll

shlwapi

cabinet

version

psapi

Sections

.text Size: 425KB - Virtual size: 425KB

.data Size: 3KB - Virtual size: 7KB

.idata Size: 6KB - Virtual size: 6KB

.boxload Size: 512B - Virtual size: 86B

.rsrc Size: 55KB - Virtual size: 55KB

.reloc Size: 22KB - Virtual size: 21KB

33:00:00:00:c0:de:2c:3d:07:94:e4:49:79:00:00:00:00:00:c0
Certificate

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:00:c4:e9:89:f8:7a:81:50:e9:ff:00:00:00:00:00:c4
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

aa:10:b3:30:1c:3f:aa:7d:22:40:5d:23:6a:39:14:5b:d6:82:fb:04:a3:f8:eb:6c:47:25:05:09:ff:08:f8:26
Signer

07:33:0d:9d:20:4e:b1:b8:52:e0:d9:51:b2:e6:a2:0d:4a:7b:4a:7b
Signer

.text
Size: 425KB - Virtual size: 425KB

.data
Size: 3KB - Virtual size: 7KB

.idata
Size: 6KB - Virtual size: 6KB

.boxload
Size: 512B - Virtual size: 86B

.rsrc
Size: 55KB - Virtual size: 55KB

.reloc
Size: 22KB - Virtual size: 21KB