mscorsvc[.]dll

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General

Target

mscorsvc.dll
Size

245KB
MD5

f9ada64129e00d8819314cdb9853a4b4
SHA1

600d9dcb267f0a2c5b9a3a591ca280df0b91cffd
SHA256

2460d8af2932c21a50b086960c390308aad351ac48b0262d782f1dda3a564b9a
SHA512

601b8363c480f095e068eb7f66f98b266bc05bfb61df1a96ecf0be9bfc828736bb231616b4f7ab45a180f0aed9fa586e93424e2da7fc417cca2580c4b893bcf3
SSDEEP

3072:xjqmRIgCmJVf9KApDJiqVP5fPKw08ToYHChlm2SQOiGkgN5+W+GjnoM:xjZ2gCmJdMAps6nKw080Yihl/PrKT

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
mscorsvc.dll

Files

mscorsvc.dll
.dll windows:6 windows x86

59083c04d05c9f7a028a8d152ec42983

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

GetFileType
EnterCriticalSection
GetACP
SetFilePointer
LocalFree
CloseHandle
VirtualProtectEx
TlsAlloc
GetTickCount
ReadProcessMemory
GetThreadContext
SetThreadContext
VirtualFree
GetFileSize
GetStartupInfoW
ExitProcess
GetFileAttributesW
InitializeCriticalSection
VirtualAlloc
WriteProcessMemory
RtlUnwind
GetCPInfo
GetSystemInfo
GetCommandLineW
ResumeThread
GetProcAddress
LeaveCriticalSection
EnumSystemLocalesW
VirtualAllocEx
GetStdHandle
GetVersionExW
VerifyVersionInfoW
GetModuleHandleW
FreeLibrary
ReadFile
LCMapStringW
GetDiskFreeSpaceW
VerSetConditionMask
GetUserDefaultUILanguage
FindFirstFileW
TlsFree
CreateProcessW
GetConsoleOutputCP
GetConsoleCP
SetLastError
GetModuleFileNameW
GetLastError
lstrlenW
CompareStringW
SetEndOfFile
WideCharToMultiByte
MultiByteToWideChar
FindClose
LoadLibraryA
ResetEvent
SetEvent
GetLocaleInfoW
CreateFileW
GetVersion
RaiseException
FormatMessageW
OpenProcess
SwitchToThread
GetLocalTime
WaitForSingleObject
WriteFile
DeleteCriticalSection
TlsGetValue
IsValidLocale
TlsSetValue
TerminateProcess
LoadLibraryExW
GetSystemDefaultUILanguage
EnumCalendarInfoW
LocalAlloc
GetCurrentThreadId
UnhandledExceptionFilter
VirtualQuery
CreateEventW
GetThreadLocale
Sleep
SetThreadLocale

psapi

EnumProcesses

user32

CharUpperBuffW
CharNextW
CharLowerBuffW
LoadStringW
CharUpperW
GetSystemMetrics
MessageBoxW

oleaut32

SysAllocStringLen
SysFreeString
SysReAllocStringLen

advapi32

RegQueryValueExW
RegCloseKey
RegOpenKeyExW

ntdll

NtUnmapViewOfSection

Exports

Exports

__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 148KB - Virtual size: 147KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 58KB - Virtual size: 57KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 23KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 512B - Virtual size: 456B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 119B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rdata
Size: 512B - Virtual size: 69B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 23KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

59083c04d05c9f7a028a8d152ec42983

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

psapi

user32

oleaut32

advapi32

ntdll

Exports

Exports

Sections

.text Size: 148KB - Virtual size: 147KB

.itext Size: 58KB - Virtual size: 57KB

.data Size: 6KB - Virtual size: 5KB

.bss Size: - Virtual size: 23KB

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

.didata Size: 512B - Virtual size: 456B

.edata Size: 512B - Virtual size: 119B

.rdata Size: 512B - Virtual size: 69B

.reloc Size: 23KB - Virtual size: 22KB

.rsrc Size: 5KB - Virtual size: 5KB

.text
Size: 148KB - Virtual size: 147KB

.itext
Size: 58KB - Virtual size: 57KB

.data
Size: 6KB - Virtual size: 5KB

.bss
Size: - Virtual size: 23KB

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

.didata
Size: 512B - Virtual size: 456B

.edata
Size: 512B - Virtual size: 119B

.rdata
Size: 512B - Virtual size: 69B

.reloc
Size: 23KB - Virtual size: 22KB

.rsrc
Size: 5KB - Virtual size: 5KB