wnvzec[.]exe | Triage

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General

Target

wnvzec.exe
Size

180KB
MD5

9bb73d10ea4957833476682a01800008
SHA1

aa20b3375aed3292666a6d3b95f1c52e416520d9
SHA256

d8ed9bfbf4a63a1faca23a2457895694cc8942ca9efb6267c78d73eb90be41aa
SHA512

f0e3eacf47317b909535d21244c78baf3b20518c53320d50bafa1168d9cc284e73c8738d921402380256ae72bec2e461287aed12b9f535495db1ce10a2e33c33
SSDEEP

3072:R3U5055XnERT59IJ/6ukupAo9U6k73O3FJiPAg0FujVXPl:00T3E7y/bk+9cAOP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
wnvzec.exe

Files

wnvzec.exe
.exe windows x86

0954beaebb211de35605a05432b8cbdc

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetProcessHeap
HeapSize
IsValidCodePage
EnumSystemCodePagesW
FindFirstFileExW
FindClose
HeapReAlloc
ReadConsoleW
SetFilePointerEx
GetFileSizeEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetFileType
HeapAlloc
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
HeapFree
GetModuleHandleExW
ExitProcess
GetModuleFileNameW
VirtualAlloc
CloseHandle
ReadFile
GetFileSize
FindNextFileW
CreateFileW
WriteFile
GetStdHandle
LoadLibraryExW
FreeLibrary
RtlUnwind
RaiseException
TerminateProcess
GetCurrentProcess
IsProcessorFeaturePresent
GetStartupInfoW
GetLastError
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
MultiByteToWideChar
EncodePointer
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
WriteConsoleW

user32

DdeGetLastError
SetClipboardViewer
InvalidateRect
SetWindowRgn
IsCharLowerA
MessageBeep
CharUpperA
GetScrollRange

gdi32

OffsetWindowOrgEx
GdiGetBatchLimit
EnumICMProfilesA
CreateDCA
PlayEnhMetaFile
GetTextAlign
GetFontResourceInfoW
GetOutlineTextMetricsW
EndFormPage
AddFontResourceExA
EnumFontFamiliesA

mapi32

ord182
ord30
ord67
ord186
ord177
ord180
ord24
ord52
ord53

odbc32

ord45
ord160
ord10
ord265
ord72
ord236

rtutils

RouterLogEventDataW
TracePrintfA
TraceDeregisterExW

mswsock

s_perror
GetAddressByNameA
rexec
GetTypeByNameW

crypt32

CertNameToStrA
CertEnumCRLContextProperties
CertStrToNameW
CertFreeCTLContext
CertEnumCTLContextProperties

msacm32

acmFilterChooseA
acmMetrics
acmFormatTagEnumW
acmFilterTagDetailsW
acmFormatTagEnumA
acmFormatTagDetailsA
acmDriverRemove
acmFormatChooseA
acmDriverEnum
acmDriverMessage
acmFormatDetailsW

Sections

.text
Size: 114KB - Virtual size: 113KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 55KB - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0954beaebb211de35605a05432b8cbdc

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

mapi32

odbc32

rtutils

mswsock

crypt32

msacm32

Sections

.text Size: 114KB - Virtual size: 113KB

.rdata Size: 55KB - Virtual size: 54KB

.data Size: 9KB - Virtual size: 12KB

.rsrc Size: 512B - Virtual size: 480B

.text
Size: 114KB - Virtual size: 113KB

.rdata
Size: 55KB - Virtual size: 54KB

.data
Size: 9KB - Virtual size: 12KB

.rsrc
Size: 512B - Virtual size: 480B