Microsoft[.]DiaSymReader[.]Native[.]amd64[.]dll

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General

Target

Microsoft.DiaSymReader.Native.amd64.dll
Size

1.4MB
MD5

7e31e92dd59449f41c900862a16f0879
SHA1

36ed049328fe585f2053a7e20be4b98a3c3a1f24
SHA256

95f301012ed09c09c9eb61a23a2803a7043e6a33f9c8957746379b610a52978d
SHA512

77fecd5611967f7234fce744e0e57525e8699ecb3eae99b6e7bb3e326ef4e10258ecdcc80ab5b9b402c4da32104b6a6566dc63bfb1b7c7192a75ebeb13e439c4
SSDEEP

24576:SvcJOD+/r/bOMsrw9axAERkSlh+EQtU5PGKGvfCgTXzCK4zRKCHPZS:S7DALqMs8U+eUftU5eNvfCYb48

Score

1^/10

Malware Config

Signatures

Files

Microsoft.DiaSymReader.Native.amd64.dll
.dll regsvr32 windows:6 windows x64 arch:x64

c125d12aa68a74fb5955b04e53443789

Code Sign

33:00:00:00:c1:09:f8:02:41:bb:4d:aa:dc:00:00:00:00:00:c1
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:12E7-3064-6112,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:78:25:5a:b5:cd:23:c6:5f:95:00:01:00:00:01:78
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=AOC,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:c3:0e:9b:a7:d8:b2:dc:f7:2c:00:00:00:00:00:c3
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

0a:18:b0:2b:63:19:ad:7e:e4:68:25:ff:9f:ba:3b:40:9d:9c:7e:42:49:ce:5a:e4:65:a5:1c:dd:54:80:8b:73
Signer

Actual PE Digest

0a:18:b0:2b:63:19:ad:7e:e4:68:25:ff:9f:ba:3b:40:9d:9c:7e:42:49:ce:5a:e4:65:a5:1c:dd:54:80:8b:73

Digest Algorithm

sha256

PE Digest Matches

true

6e:17:6e:f1:6c:dc:b2:d0:25:37:e2:89:88:5b:f9:60:65:b2:93:65
Signer

Actual PE Digest

6e:17:6e:f1:6c:dc:b2:d0:25:37:e2:89:88:5b:f9:60:65:b2:93:65

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

Microsoft.DiaSymReader.Native.amd64.pdb

Imports

kernel32

GetLastError
FreeLibrary
WaitForSingleObjectEx
ResetEvent
SetEvent
LoadLibraryExA
VirtualQuery
VirtualProtect
MapViewOfFileEx
GetFileSizeEx
GetFullPathNameW
ExpandEnvironmentStringsW
DeviceIoControl
WriteFile
SetFilePointerEx
SetEndOfFile
ReadFile
GetFileType
DeleteFileW
VirtualFree
VirtualAlloc
WideCharToMultiByte
SetFileAttributesW
GetFileAttributesW
MapViewOfFile
CreateFileMappingW
GetFileSize
CreateFileW
UnmapViewOfFile
CloseHandle
MultiByteToWideChar
GetSystemInfo
DisableThreadLibraryCalls
GetEnvironmentVariableW
LCMapStringW
FormatMessageW
LocalFree
RtlPcToFileHeader
LoadLibraryExW
GetProcAddress
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
RaiseException
EncodePointer
SetLastError
InterlockedFlushSList
RtlUnwindEx
TerminateProcess
GetCurrentProcess
GetModuleHandleW
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
LocalAlloc
GetCurrentThreadId
Sleep
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
GetTickCount
CreateEventW
InitializeCriticalSection

ole32

CoTaskMemAlloc
CoTaskMemFree

api-ms-win-crt-heap-l1-1-0

free
_calloc_base
malloc
_callnewh
_free_base
calloc

api-ms-win-crt-utility-l1-1-0

qsort
bsearch

api-ms-win-crt-string-l1-1-0

strcpy_s
wcscpy_s
_wcsdup
towlower
wcsncat_s
wcsncpy_s
strncpy_s
wcscat_s
_wcsicmp
_wcsnicmp
strcat_s
_stricmp
wcsncmp
strncmp
strcmp
_memicmp

api-ms-win-crt-runtime-l1-1-0

_execute_onexit_table
abort
_initialize_onexit_table
_initialize_narrow_environment
_register_onexit_function
_cexit
_initterm_e
__doserrno
_initterm
terminate
_configure_narrow_argv
_invalid_parameter_noinfo
_seh_filter_dll
_errno
_crt_atexit

api-ms-win-crt-stdio-l1-1-0

_wfsopen
__stdio_common_vsnwprintf_s
_open_osfhandle
ftell
_write
fread
_get_osfhandle
__stdio_common_vfprintf
fclose
_wfopen_s
_chsize_s
fflush
fseek
__stdio_common_vswprintf
__acrt_iob_func
_wsopen_s
__stdio_common_vsscanf
__stdio_common_vsnprintf_s
_lseeki64
__stdio_common_vswprintf_s
_close
__stdio_common_vsprintf_s
_filelengthi64
_read

api-ms-win-crt-convert-l1-1-0

wcstoul
atoi
atol
_wtoi

api-ms-win-crt-filesystem-l1-1-0

_wmakepath_s
_fullpath
_wstat64
_wsplitpath_s
_wfullpath

api-ms-win-crt-time-l1-1-0

_time64

api-ms-win-crt-environment-l1-1-0

_wdupenv_s

api-ms-win-crt-multibyte-l1-1-0

_mbscmp

advapi32

RegCloseKey
RegQueryValueExW
RegOpenKeyExW

Exports

Exports

CreateNGenPdbWriter
CreateSymReader
CreateSymWriter
DllCanUnloadNow
DllGetClassObject
DllGetClassObjectInternal
DllRegisterServer
DllUnregisterServer
VSDllRegisterServer
VSDllUnregisterServer

Sections

.text
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 259KB - Virtual size: 258KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 77KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 112B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 18KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c125d12aa68a74fb5955b04e53443789

Code Sign

33:00:00:00:c1:09:f8:02:41:bb:4d:aa:dc:00:00:00:00:00:c1Certificate

Extended Key Usages

33:00:00:01:78:25:5a:b5:cd:23:c6:5f:95:00:01:00:00:01:78Certificate

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:c3:0e:9b:a7:d8:b2:dc:f7:2c:00:00:00:00:00:c3Certificate

Extended Key Usages

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

Key Usages

0a:18:b0:2b:63:19:ad:7e:e4:68:25:ff:9f:ba:3b:40:9d:9c:7e:42:49:ce:5a:e4:65:a5:1c:dd:54:80:8b:73Signer

6e:17:6e:f1:6c:dc:b2:d0:25:37:e2:89:88:5b:f9:60:65:b2:93:65Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

ole32

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-multibyte-l1-1-0

advapi32

Exports

Exports

Sections

.text Size: 1.0MB - Virtual size: 1.0MB

.rdata Size: 259KB - Virtual size: 258KB

.data Size: 13KB - Virtual size: 18KB

.pdata Size: 77KB - Virtual size: 76KB

.didat Size: 512B - Virtual size: 112B

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

.reloc Size: 18KB - Virtual size: 17KB

33:00:00:00:c1:09:f8:02:41:bb:4d:aa:dc:00:00:00:00:00:c1
Certificate

33:00:00:01:78:25:5a:b5:cd:23:c6:5f:95:00:01:00:00:01:78
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:c3:0e:9b:a7:d8:b2:dc:f7:2c:00:00:00:00:00:c3
Certificate

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

0a:18:b0:2b:63:19:ad:7e:e4:68:25:ff:9f:ba:3b:40:9d:9c:7e:42:49:ce:5a:e4:65:a5:1c:dd:54:80:8b:73
Signer

6e:17:6e:f1:6c:dc:b2:d0:25:37:e2:89:88:5b:f9:60:65:b2:93:65
Signer

.text
Size: 1.0MB - Virtual size: 1.0MB

.rdata
Size: 259KB - Virtual size: 258KB

.data
Size: 13KB - Virtual size: 18KB

.pdata
Size: 77KB - Virtual size: 76KB

.didat
Size: 512B - Virtual size: 112B

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

.reloc
Size: 18KB - Virtual size: 17KB