swprv[.]dll[.]sample

Resubmissions

28-06-2024 09:37

240628-llr51svgnr 3

28-06-2024 09:36

28-06-2024 09:35

28-06-2024 09:34

28-06-2024 09:33

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General

Target

swprv.dll.sample
Size

108KB
MD5

ceece2e184484d31ff0dc83e2b7d3238
SHA1

13cd958b50a4affa8573372daf0e9371548d8d0c
SHA256

ab12d69965a13f8929249c62f50af58113ebd8c54666792ac420f78ad41f74b5
SHA512

bd9ceda49af2588f0b9f6f3a347abd4075b4269afd1b88a2d244ec1df8a69a04671e68cef6e95a2914a4a2852b97585c3aa5ac65cc609109343d1e58436cbe7d
SSDEEP

3072:ePpsZEc3eumVXTP8eQ2YJHFCJhRS1zb82n5G:ePpsWcOuaXTP812YJlC3eR5

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
swprv.dll.sample

Files

swprv.dll.sample
.dll windows:5 windows x64 arch:x64

48767393212556d19805bae0ab0d4be4

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

advapi32

OpenServiceA
CloseServiceHandle
DeleteService
RegSetValueExA
RegisterServiceCtrlHandlerA
RegQueryValueExA
CreateServiceA
RegCreateKeyA
RegOpenKeyExA
SetServiceStatus
OpenSCManagerA
ControlService
RegCloseKey

ws2_32

connect
inet_ntoa
WSAStartup
recvfrom
inet_addr
htonl
htons
setsockopt
sendto
WSACleanup
recv
bind
socket
closesocket
send
getsockopt

kernel32

RaiseException
CreateFileW
HeapSize
SetStdHandle
WriteConsoleW
HeapReAlloc
LoadLibraryW
GetStringTypeW
GetCurrentProcessId
ExitProcess
CreateFileA
GetFileSize
SetFilePointer
PeekNamedPipe
GetCurrentProcess
WaitForSingleObject
CreateRemoteThread
WriteFile
VirtualFreeEx
TerminateThread
Sleep
FreeConsole
CreateProcessA
TerminateProcess
ReadFile
ExitThread
DisconnectNamedPipe
GetLastError
SetLastError
GetProcAddress
VirtualAllocEx
GetExitCodeThread
WaitForMultipleObjects
CreatePipe
GetModuleFileNameA
GetModuleHandleA
DuplicateHandle
CloseHandle
WriteProcessMemory
CreateThread
HeapFree
HeapAlloc
EnterCriticalSection
LeaveCriticalSection
WideCharToMultiByte
GetSystemTimeAsFileTime
GetCurrentThreadId
FlsSetValue
GetCommandLineA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
EncodePointer
FlsGetValue
FlsFree
FlsAlloc
DecodePointer
LCMapStringW
MultiByteToWideChar
HeapSetInformation
GetVersion
HeapCreate
HeapDestroy
GetModuleHandleW
GetStdHandle
GetModuleFileNameW
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
GetStartupInfoW
DeleteCriticalSection
GetConsoleCP
GetConsoleMode
FlushFileBuffers
RtlUnwindEx
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetTickCount
RtlPcToFileHeader

Exports

Exports

??0Cssdll@@QEAA@XZ
??4Cssdll@@QEAAAEAV0@AEBV0@@Z
?fnssdll@@YAHXZ
?nssdll@@3HA
IJA
INA
ServiceMain
UNA
UPA

Sections

.text
Size: 75KB - Virtual size: 75KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 19KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 696B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

48767393212556d19805bae0ab0d4be4

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

ws2_32

kernel32

Exports

Exports

Sections

.text Size: 75KB - Virtual size: 75KB

.rdata Size: 19KB - Virtual size: 19KB

.data Size: 6KB - Virtual size: 14KB

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

.rsrc Size: 1024B - Virtual size: 696B

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

.text
Size: 75KB - Virtual size: 75KB

.rdata
Size: 19KB - Virtual size: 19KB

.data
Size: 6KB - Virtual size: 14KB

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

.rsrc
Size: 1024B - Virtual size: 696B

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