MSKLC[.]exe | Triage

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General

Target

MSKLC.exe
Size

11.8MB
MD5

dc76c420b1be2c95a9ea36f89d0c1f1e
SHA1

b202a5b718ee52c2446bfbb133f17404762d7f9f
SHA256

cd12a6b08066133dc4ad71bdcaccf1492e3d9a1de93cf84b7b2824309f0d7255
SHA512

5a4f9ff5e1a739dd3cf142a894ee58be801e97c16bc6eae33bc05ce4c67e9f7585f21ad9cb5023f107a9d98820c24cafdb7b3cb90bc8b583dfb0e68fc72f8d29
SSDEEP

196608:pFkWMA4E9NuwTHk0QsTC43e7Tz4enSu/sTwm0HmSziWwVwmUUycb+V/PPalai5ti:PkWMA4EOwTP/TC4oT7b/c3em3VQhHalS

Score

1^/10

Malware Config

Signatures

Files

MSKLC.exe
.exe windows:4 windows x86 arch:x86

cbd16faf8a08d6eba480cdd05069bd53

Code Sign

33:00:00:01:87:72:17:72:15:59:40:c7:09:00:00:00:00:01:87
Certificate

Issuer

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

Not Before

04/03/2020, 18:39

Not After

03/03/2021, 18:39

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

cb:a3:4e:c9:ea:70:4b:1d:bd:c8:28:8e:e5:16:d8:79:cc:6e:69:ec:69:6a:ae:0a:59:f2:82:0f:98:aa:8a:97
Signer

Actual PE Digest

cb:a3:4e:c9:ea:70:4b:1d:bd:c8:28:8e:e5:16:d8:79:cc:6e:69:ec:69:6a:ae:0a:59:f2:82:0f:98:aa:8a:97

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

oleaut32

SysFreeString
SysAllocStringLen
SysAllocString
VariantClear
SysStringLen

ole32

CoCreateInstance
CoInitialize
CoUninitialize
OleInitialize

user32

CheckDlgButton
IsDlgButtonChecked
EndDialog
SetDlgItemTextW
GetFocus
SetFocus
GetKeyState
InvalidateRect
SetWindowTextW
EnableWindow
PostMessageW
MessageBoxW
SetTimer
DialogBoxParamW
SetWindowLongW
GetWindowLongW
ShowWindow
MoveWindow
ScreenToClient
GetDlgItem
GetWindowRect
MapDialogRect
SystemParametersInfoW
GetWindowTextLengthW
GetWindowTextW
SendMessageW
LoadStringW
CharUpperW
LoadIconW
GetParent
SetCursor
LoadCursorW
KillTimer

shell32

SHGetPathFromIDListW
SHBrowseForFolderW
SHGetFileInfoW
SHGetMalloc

msvcrt

wcsstr
wcscmp
_beginthreadex
_except_handler3
??1type_info@@UAE@XZ
?terminate@@YAXXZ
__dllonexit
_onexit
_exit
_XcptFilter
exit
_acmdln
__getmainargs
_initterm
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
_controlfp
free
_CxxThrowException
malloc
memcpy
memmove
memset
_purecall
memcmp
__CxxFrameHandler

kernel32

GetStartupInfoA
IsProcessorFeaturePresent
InitializeCriticalSection
ResetEvent
SetEvent
CreateEventW
WaitForSingleObject
lstrlenW
lstrcatW
VirtualFree
VirtualAlloc
SetPriorityClass
DeleteCriticalSection
Sleep
EnterCriticalSection
LeaveCriticalSection
WaitForMultipleObjects
GetFileInformationByHandle
GetStdHandle
GlobalMemoryStatus
GetSystemInfo
GetCurrentProcess
GetProcessAffinityMask
FileTimeToLocalFileTime
FileTimeToSystemTime
CompareFileTime
SetEndOfFile
WriteFile
ReadFile
SetFilePointer
GetFileSize
GetLogicalDriveStringsW
GetFileAttributesW
GetModuleHandleA
FindNextFileW
FindFirstFileW
FindClose
GetTickCount
GetCurrentDirectoryW
SetLastError
DeleteFileW
CreateDirectoryW
GetModuleHandleW
MoveFileW
RemoveDirectoryW
SetFileAttributesW
CreateFileW
SetFileTime
CloseHandle
GetSystemDirectoryW
FormatMessageW
LocalFree
LoadLibraryExW
MultiByteToWideChar
GetLastError
GetVersionExW
LoadLibraryW
GetProcAddress
FreeLibrary
GetCommandLineW
GetModuleFileNameW

Sections

.text
Size: 166KB - Virtual size: 165KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 26KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.sxdata
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

cbd16faf8a08d6eba480cdd05069bd53

Code Sign

33:00:00:01:87:72:17:72:15:59:40:c7:09:00:00:00:00:01:87Certificate

Extended Key Usages

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

Key Usages

cb:a3:4e:c9:ea:70:4b:1d:bd:c8:28:8e:e5:16:d8:79:cc:6e:69:ec:69:6a:ae:0a:59:f2:82:0f:98:aa:8a:97Signer

Headers

DLL Characteristics

File Characteristics

Imports

oleaut32

ole32

user32

shell32

msvcrt

kernel32

Sections

.text Size: 166KB - Virtual size: 165KB

.rdata Size: 26KB - Virtual size: 25KB

.data Size: 512B - Virtual size: 17KB

.sxdata Size: 512B - Virtual size: 4B

.rsrc Size: 8KB - Virtual size: 8KB

33:00:00:01:87:72:17:72:15:59:40:c7:09:00:00:00:00:01:87
Certificate

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

cb:a3:4e:c9:ea:70:4b:1d:bd:c8:28:8e:e5:16:d8:79:cc:6e:69:ec:69:6a:ae:0a:59:f2:82:0f:98:aa:8a:97
Signer

.text
Size: 166KB - Virtual size: 165KB

.rdata
Size: 26KB - Virtual size: 25KB

.data
Size: 512B - Virtual size: 17KB

.sxdata
Size: 512B - Virtual size: 4B

.rsrc
Size: 8KB - Virtual size: 8KB