cmiv2[.]dll | Triage

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General

Target

cmiv2.dll
Size

2.7MB
MD5

bb37cdc6e83809ae33f7a9a4ff931b72
SHA1

997b35b9a4736be7ade60d8b6ff2062690242b12
SHA256

e4858b9f05d77feb7dce3724fb7b18e597b35dc36bc963c31b8160d0c8de7a3c
SHA512

3e419af5edf9519fd2a78c9ada0695c4adbceeb751f69b2b8e21f726ae3f5b9917dca611fca6a01c4d82b81985d16fc7860e536414eb32edb61750a47139f310
SSDEEP

49152:rddPHC4uDkhmH/s+VZXljaTRv+fqlLy/1giqatglQ:GQEXn5fYyNhX

Score

1^/10

Malware Config

Signatures

Files

cmiv2.dll
.dll regsvr32 windows x64

572b57c62546550908cc7d5215424d83

Code Sign

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

04-03-2020 18:30

Not After

03-03-2021 18:30

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

06:77:46:8f:b9:55:79:a2:be:e5:cc:ad:c9:9e:62:ba:fb:dd:8e:f7:55:06:34:0a:f8:05:db:3b:c0:01:ce:d3
Signer

Actual PE Digest

06:77:46:8f:b9:55:79:a2:be:e5:cc:ad:c9:9e:62:ba:fb:dd:8e:f7:55:06:34:0a:f8:05:db:3b:c0:01:ce:d3

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_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

msvcrt

_unlock
_lock
?terminate@@YAXXZ
_initterm
_amsg_exit
_XcptFilter
_CxxThrowException
??0exception@@QEAA@AEBQEBDH@Z
_callnewh
wcscpy_s
wcscat_s
_waccess
iswspace
wcsncmp
_wcsicmp
_onexit
malloc
free
__C_specific_handler
_ltow
wcstol
wcschr
_vsnwprintf
_purecall
??0exception@@QEAA@AEBQEBD@Z
??0exception@@QEAA@AEBV0@@Z
??0exception@@QEAA@XZ
??1exception@@UEAA@XZ
??1type_info@@UEAA@XZ
memset
memmove
memcpy
memcmp
memchr
__CxxFrameHandler3
_wcsupr
_errno
towupper
?what@exception@@UEBAPEBDXZ
__dllonexit
realloc
?_set_se_translator@@YAP6AXIPEAU_EXCEPTION_POINTERS@@@ZP6AXI0@Z@Z
wcsstr
_wtoi
_itow_s
wcstoul
_vsnprintf
printf
wcsrchr
_itow
_isctype
towlower
toupper
iswctype
tolower
wcscmp

ntdll

RtlCaptureContext
RtlLookupFunctionEntry
NtLoadKey2
RtlInitUnicodeString
RtlCopyUnicodeString
LdrGetProcedureAddress
LdrGetDllHandle
RtlUpcaseUnicodeChar
RtlInitString
RtlAppendUnicodeStringToString
RtlNtStatusToDosErrorNoTeb
DbgPrintEx
RtlRaiseStatus
LdrUnloadDll
LdrLoadDll
RtlVirtualUnwind
RtlAllocateHeap
NtSetInformationFile
RtlDosPathNameToNtPathName_U
NtClose
RtlFreeHeap
RtlNtStatusToDosError
NtCreateFile
NtQueryInformationFile
NtOpenFile
RtlDosPathNameToRelativeNtPathName_U
NtOpenProcess
NtQueryInformationProcess

oleaut32

SysStringLen
SysAllocString
SysFreeString
VariantClear
LoadRegTypeLi
VariantCopyInd
SafeArrayGetVartype
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayGetDim
SafeArrayGetElement
SafeArrayDestroy
SafeArrayCreateVector
VarUI4FromStr
VariantInit
UnRegisterTypeLi
LoadTypeLibEx
SystemTimeToVariantTime
VariantTimeToSystemTime
CreateErrorInfo
GetErrorInfo
LoadTypeLi
RegisterTypeLi
SysAllocStringLen
VariantCopy
DispCallFunc
SetErrorInfo
SafeArrayPutElement
SysStringByteLen
SafeArrayCreateVectorEx
VariantChangeType
VarCmp

xmllite

CreateXmlWriterOutputWithEncodingName
CreateXmlWriter
CreateXmlReader

setupapi

SetupGetStringFieldW
SetupGetBinaryField
SetupFindNextMatchLineW
SetupCloseInfFile
SetupFindFirstLineW
SetupOpenInfFileW
SetupGetMultiSzFieldW
SetupGetFieldCount
SetupGetIntField
SetupGetLineCountW

advapi32

GetNamedSecurityInfoW
SetNamedSecurityInfoW
SetSecurityDescriptorControl
GetSecurityDescriptorControl
RegSaveKeyExW
RegUnLoadKeyW
RegDeleteKeyW
AdjustTokenPrivileges
OpenProcessToken
OpenThreadToken
RegDeleteValueW
RegCreateKeyExW
RegSetValueExW
RegEnumValueW
RegQueryInfoKeyW
RegEnumKeyExW
RegCloseKey
RegQueryValueExW
RegOpenKeyExW

kernel32

ReadProcessMemory
GlobalUnlock
GlobalLock
ReadFile
CreateFileW
SetFilePointer
WriteFile
GetLocalTime
GetEnvironmentVariableW
GetSystemWindowsDirectoryW
GetTempFileNameW
CloseHandle
GetCurrentThread
GetTempPathW
SetErrorMode
RemoveDirectoryW
FindNextFileW
GetFullPathNameW
FindFirstFileW
CreateFileMappingW
GetFileSizeEx
SetEndOfFile
SetFilePointerEx
FlushViewOfFile
UnmapViewOfFile
MapViewOfFile
GetFileAttributesExW
CreateDirectoryW
LocalAlloc
FormatMessageW
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
HeapAlloc
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
Sleep
LocalFree
WideCharToMultiByte
lstrcpyW
HeapDestroy
DisableThreadLibraryCalls
InitializeCriticalSection
GetModuleFileNameW
LoadResource
SizeofResource
MultiByteToWideChar
lstrcpynW
lstrcmpiW
GetModuleHandleW
LoadLibraryExW
GetProcAddress
FreeLibrary
DeleteFileW
MoveFileExW
CopyFileW
SetFileAttributesW
GetFileAttributesW
SetLastError
FindClose
GetSystemInfo
VirtualQuery
VirtualAlloc
VirtualProtect
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
lstrcmpW
LCMapStringW
EnterCriticalSection
GetProcessHeap
HeapFree
ExpandEnvironmentStringsW
SetEnvironmentVariableW
FindResourceW
LockResource
GlobalMemoryStatusEx
DeviceIoControl
GetVolumePathNameW
GetVolumeInformationW
QueryPerformanceFrequency
CreateProcessW
WaitForSingleObject
GetExitCodeProcess
LoadLibraryW
FindResourceExW
VirtualFree
GetVersionExA
PrivCopyFileExW
UnhandledExceptionFilter
DebugBreak
GetLastError
CompareStringW
LeaveCriticalSection

ole32

CLSIDFromString
StringFromGUID2
CoCreateGuid
CoTaskMemFree
CoTaskMemRealloc
CoTaskMemAlloc
CoCreateInstance
CreateStreamOnHGlobal
GetHGlobalFromStream
IIDFromString

user32

CharNextW
CharPrevW

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 780KB - Virtual size: 779KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 15KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 88KB - Virtual size: 87KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 193KB - Virtual size: 193KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

572b57c62546550908cc7d5215424d83

Code Sign

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66Certificate

Extended Key Usages

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

Key Usages

06:77:46:8f:b9:55:79:a2:be:e5:cc:ad:c9:9e:62:ba:fb:dd:8e:f7:55:06:34:0a:f8:05:db:3b:c0:01:ce:d3Signer

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

ntdll

oleaut32

xmllite

setupapi

advapi32

kernel32

ole32

user32

Exports

Exports

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.rdata Size: 780KB - Virtual size: 779KB

.data Size: 15KB - Virtual size: 18KB

.pdata Size: 88KB - Virtual size: 87KB

.rsrc Size: 193KB - Virtual size: 193KB

.reloc Size: 19KB - Virtual size: 18KB

33:00:00:02:66:bd:15:80:ef:a7:5c:d6:d3:00:00:00:00:02:66
Certificate

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

06:77:46:8f:b9:55:79:a2:be:e5:cc:ad:c9:9e:62:ba:fb:dd:8e:f7:55:06:34:0a:f8:05:db:3b:c0:01:ce:d3
Signer

.text
Size: 1.6MB - Virtual size: 1.6MB

.rdata
Size: 780KB - Virtual size: 779KB

.data
Size: 15KB - Virtual size: 18KB

.pdata
Size: 88KB - Virtual size: 87KB

.rsrc
Size: 193KB - Virtual size: 193KB

.reloc
Size: 19KB - Virtual size: 18KB