EhStorShell[.]dll

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General

Target

EhStorShell.dll
Size

185KB
MD5

846d0e4db261cfaf363902e41498e961
SHA1

6afbbd5d30c25dc05c66591c584da8e1da03b3f3
SHA256

d7e5591b7604fd583af7fda19e30928b24a6145318a3944e7d207f0cceeb30d0
SHA512

a870f84d13ec4f383db56ca5456f7ad4eb29ac67ae261fd2b92292c4f3ac421468907c85beced503beca611562334adf6ed1d4bfc14a0d90c85a073054cf3be0
SSDEEP

3072:Rj/sesKctIhKHBOcOHHekXUok/dCQXG3WxzfIThIwEEUd2fK:Rj/s9Kc7HBjOnVk4QWGV8IPEUIfK

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
EhStorShell.dll

Files

EhStorShell.dll
.dll regsvr32 windows:6 windows x86 arch:x86

60e0c50cee688d1e90460d9cacdacd18

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

EhStorshell.pdb

Imports

msvcrt

_lock
_onexit
wcscpy_s
__dllonexit
_unlock
_errno
memmove_s
toupper
_vsnwprintf
memcpy
memset
??_U@YAPAXI@Z
??2@YAPAXI@Z
__CxxFrameHandler3
??_V@YAXPAX@Z
_purecall
wcsncpy_s
_CxxThrowException
memcpy_s
free
realloc
_except_handler4_common
??1type_info@@UAE@XZ
calloc
malloc
wcscat_s
_XcptFilter
_initterm
_amsg_exit
??3@YAXPAX@Z

kernel32

OutputDebugStringA
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
QueryPerformanceCounter
InterlockedCompareExchange
Sleep
lstrlenW
RaiseException
InitializeCriticalSection
DeleteCriticalSection
GetLastError
LoadLibraryW
GetProcAddress
GetModuleHandleW
lstrcmpiW
InterlockedIncrement
InterlockedDecrement
FreeLibrary
MultiByteToWideChar
SizeofResource
LoadResource
FindResourceW
LoadLibraryExW
GetModuleFileNameW
CompareStringW
GetDriveTypeW
GetLogicalDrives
LeaveCriticalSection
EnterCriticalSection
CompareStringOrdinal
DisableThreadLibraryCalls
SetThreadLocale
GetThreadLocale
GetVersionExA
InterlockedExchange

user32

InsertMenuW
SetMenuDefaultItem
LoadStringW
CharNextW
UnregisterClassA

ole32

StringFromGUID2
CoGetMalloc
CoCreateInstance
PropVariantClear
CoTaskMemFree
CoTaskMemRealloc
CoTaskMemAlloc

oleaut32

UnRegisterTypeLi
RegisterTypeLi
LoadTypeLi
SysStringLen
VariantClear
SysAllocString
VariantInit
VarUI4FromStr
SysFreeString

setupapi

SetupDiEnumDeviceInterfaces
SetupDiGetClassDevsExW
SetupDiDestroyDeviceInfoList

advapi32

TraceMessage
RegCloseKey
UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceLoggerHandle
GetTraceEnableLevel
GetTraceEnableFlags
RegDeleteValueW
RegEnumKeyExW
RegQueryInfoKeyW
RegSetValueExW
RegOpenKeyExW
RegCreateKeyExW

shell32

ord155
ord18
SHCreateDefaultExtractIcon
SHCreateItemFromIDList
SHGetIDListFromObject

propsys

PropVariantToString
PropVariantToVariant
PropVariantToStrRet
PSCreateMemoryPropertyStore
PSGetPropertyFromPropertyStorage
PropVariantCompareEx
InitVariantFromBuffer

shlwapi

SHStrDupW
ord176
ord199
ord219
ord158

comctl32

ord17

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 47KB - Virtual size: 46KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 133KB - Virtual size: 132KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

60e0c50cee688d1e90460d9cacdacd18

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

kernel32

user32

ole32

oleaut32

setupapi

advapi32

shell32

propsys

shlwapi

comctl32

Exports

Exports

Sections

.text Size: 47KB - Virtual size: 46KB

.data Size: 512B - Virtual size: 1KB

.rsrc Size: 133KB - Virtual size: 132KB

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

.text
Size: 47KB - Virtual size: 46KB

.data
Size: 512B - Virtual size: 1KB

.rsrc
Size: 133KB - Virtual size: 132KB

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