wtsapi32[.]dll

Sharing

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General

Target

wtsapi32.dll
Size

328KB
MD5

63fe84db6cb9962e66b18ea693548b6a
SHA1

8a3bfc360c6000608ac2835aa018dfefdbc6d359
SHA256

3adab3ec18b35ff15d6624b3d3e5323b68f029d82c0325c9fd0d9d8ce08d5ca4
SHA512

dee25b7374d57bca19fd7f0ec7c1a13f532601441693fd52619ebd2746656542c49348d5f6b3c23740ba366fbcd8f7f2bc6050afc4db0a40fcbda6322ace0ee3
SSDEEP

6144:lH1IsnREu09rmgpkjHUr8htAzkZwTLnNCAC8isFZ4RG+h40R:cWn09rnejUr8i9C8vFqvhTR

Score

7^/10

vmprotect

Malware Config

Signatures

VMProtect packed file 1 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
sample	vmprotect

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
wtsapi32.dll

Files

wtsapi32.dll
.dll windows x64

514fa716c1df07f5658a8902f69c5dab

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

FindFirstFileExW
GetModuleFileNameW
GetModuleHandleA
LoadLibraryA
LocalAlloc
LocalFree
GetModuleFileNameA
ExitProcess

shlwapi

PathFileExistsW

Exports

Exports

WTSCloseServer
WTSConnectSessionA
WTSConnectSessionW
WTSCreateListenerA
WTSCreateListenerW
WTSDisconnectSession
WTSEnumerateListenersA
WTSEnumerateListenersW
WTSEnumerateProcessesA
WTSEnumerateProcessesExA
WTSEnumerateProcessesExW
WTSEnumerateProcessesW
WTSEnumerateServersA
WTSEnumerateServersW
WTSEnumerateSessionsA
WTSEnumerateSessionsExA
WTSEnumerateSessionsExW
WTSEnumerateSessionsW
WTSFreeMemory
WTSFreeMemoryExA
WTSFreeMemoryExW
WTSGetListenerSecurityA
WTSGetListenerSecurityW
WTSLogoffSession
WTSOpenServerA
WTSOpenServerExA
WTSOpenServerExW
WTSOpenServerW
WTSQueryListenerConfigA
WTSQueryListenerConfigW
WTSQuerySessionInformationA
WTSQuerySessionInformationW
WTSQueryUserConfigA
WTSQueryUserConfigW
WTSQueryUserToken
WTSRegisterSessionNotification
WTSRegisterSessionNotificationEx
WTSSendMessageA
WTSSendMessageW
WTSSetListenerSecurityA
WTSSetListenerSecurityW
WTSSetSessionInformationA
WTSSetSessionInformationW
WTSSetUserConfigA
WTSSetUserConfigW
WTSShutdownSystem
WTSStartRemoteControlSessionA
WTSStartRemoteControlSessionW
WTSStopRemoteControlSession
WTSTerminateProcess
WTSUnRegisterSessionNotification
WTSUnRegisterSessionNotificationEx
WTSVirtualChannelClose
WTSVirtualChannelOpen
WTSVirtualChannelOpenEx
WTSVirtualChannelPurgeInput
WTSVirtualChannelPurgeOutput
WTSVirtualChannelQuery
WTSVirtualChannelRead
WTSVirtualChannelWrite
WTSWaitSystemEvent

Sections

.text
Size: - Virtual size: 69KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: - Virtual size: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.vmp0
Size: - Virtual size: 64KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.vmp1
Size: 326KB - Virtual size: 326KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

514fa716c1df07f5658a8902f69c5dab

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

shlwapi

Exports

Exports

Sections

.text Size: - Virtual size: 69KB

.rdata Size: - Virtual size: 43KB

.data Size: - Virtual size: 7KB

.pdata Size: - Virtual size: 4KB

_RDATA Size: - Virtual size: 252B

.vmp0 Size: - Virtual size: 64KB

.vmp1 Size: 326KB - Virtual size: 326KB

.reloc Size: 512B - Virtual size: 148B

.text
Size: - Virtual size: 69KB

.rdata
Size: - Virtual size: 43KB

.data
Size: - Virtual size: 7KB

.pdata
Size: - Virtual size: 4KB

_RDATA
Size: - Virtual size: 252B

.vmp0
Size: - Virtual size: 64KB

.vmp1
Size: 326KB - Virtual size: 326KB

.reloc
Size: 512B - Virtual size: 148B