vnchooks_JC[.]dll

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General

Target

vnchooks_JC.dll
Size

476KB
MD5

1dda065d3bd9d01799fd7e480e342993
SHA1

af5e7592b1ebb2d295bfb2909acfa6004d2d9cb7
SHA256

9f4d42ef2893257fb2725ab66e9f938812e98b7270801885ca45dd30b7ed2089
SHA512

6e040ec37c4bc7c350a0ad42c7305bc178818ba75194852f370b3194ed6ce8f6529f9159bea278229b969e10c7db17fb22e8347390c8cd4170ff87f816a8fc7d
SSDEEP

12288:qz3lKqNpYmBzR4vyj/DiSOzvL/fye6VOTC3aevaMo4YXbGggjli8:qz3l96Fgpi8

Score

1^/10

Malware Config

Signatures

Files

vnchooks_JC.dll
.dll windows x64

d2181aeca5f4d84ebf9b4656dd8a9ba2

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

4c:03:67:0a:31:e6:2b:9f:ac:b9:d2:d3:70:39:bd:07
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

23/09/2022, 00:00

Not After

22/09/2025, 23:59

Subject

CN=uvnc bvba,O=uvnc bvba,ST=Antwerpen,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

11/05/2022, 00:00

Not After

10/08/2033, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

73:e8:6b:10:6e:0f:23:e4:ca:4e:48:ba:9e:f4:54:40:3a:44:05:6e:dc:63:1a:0d:86:d9:8c:72:73:7b:82:f3
Signer

Actual PE Digest

73:e8:6b:10:6e:0f:23:e4:ca:4e:48:ba:9e:f4:54:40:3a:44:05:6e:dc:63:1a:0d:86:d9:8c:72:73:7b:82:f3

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

CreateFileW
OutputDebugStringW
ReadConsoleW
ReadFile
SetFilePointerEx
GetFileSizeEx
GetConsoleMode
GetConsoleOutputCP
WriteConsoleW
FlushFileBuffers
SetStdHandle
HeapReAlloc
HeapSize
GetStringTypeW
SetConsoleCtrlHandler
GetFileType
GetStdHandle
GetProcessHeap
MapViewOfFile
CreateFileMappingA
GlobalAddAtomA
CloseHandle
Sleep
GetModuleHandleA
UnmapViewOfFile
GlobalDeleteAtom
WriteFile
GetModuleFileNameA
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
RtlPcToFileHeader
RaiseException
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
EncodePointer
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
HeapFree
HeapAlloc
GetCurrentThread
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
RtlUnwind

user32

GetUpdateRgn
SetPropA
GetWindowRect
IsWindowVisible
PostMessageA
CallNextHookEx
GetCursor
RemovePropA
PostThreadMessageA
ClientToScreen
SetWindowsHookExA
UnhookWindowsHookEx
GetPropA
EnumWindows
GetClientRect
FindWindowA
RegisterWindowMessageA

gdi32

GetRegionData
DeleteObject
CreateRectRgn

advapi32

RegQueryValueExA
RegCreateKeyExA
RegSetValueExA
RegOpenKeyExA
RegCloseKey

Exports

Exports

HooksType
SetHooks
SetKeyboardFilterHook
SetMouseFilterHook
UnSetHooks

Sections

.text
Size: 367KB - Virtual size: 367KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 72KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d2181aeca5f4d84ebf9b4656dd8a9ba2

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

4c:03:67:0a:31:e6:2b:9f:ac:b9:d2:d3:70:39:bd:07Certificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

73:e8:6b:10:6e:0f:23:e4:ca:4e:48:ba:9e:f4:54:40:3a:44:05:6e:dc:63:1a:0d:86:d9:8c:72:73:7b:82:f3Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

Exports

Exports

Sections

.text Size: 367KB - Virtual size: 367KB

.rdata Size: 72KB - Virtual size: 72KB

.data Size: 3KB - Virtual size: 9KB

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

_RDATA Size: 512B - Virtual size: 252B

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

.reloc Size: 2KB - Virtual size: 2KB

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

4c:03:67:0a:31:e6:2b:9f:ac:b9:d2:d3:70:39:bd:07
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

73:e8:6b:10:6e:0f:23:e4:ca:4e:48:ba:9e:f4:54:40:3a:44:05:6e:dc:63:1a:0d:86:d9:8c:72:73:7b:82:f3
Signer

.text
Size: 367KB - Virtual size: 367KB

.rdata
Size: 72KB - Virtual size: 72KB

.data
Size: 3KB - Virtual size: 9KB

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

_RDATA
Size: 512B - Virtual size: 252B

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

.reloc
Size: 2KB - Virtual size: 2KB