winmain[.]exe | Triage

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General

Target

winmain.exe
Size

104KB
MD5

e9d72f706cce991a6ca3ea89eff8e150
SHA1

dc249f0fbd5d0f34a6dc848f996559d557ca5efe
SHA256

ce5f2e599f0bb52e20c2cb00236d1cce504352a3b21e0e750ba7586c57a96281
SHA512

5c2ded8aaddc588ad34d28754fc4feb01c2bfc7b5cb701050d201e068be361cc971d180e27f82e3b0d6831fa4223f5d48da063bec3794020f0c326bfa006aa25
SSDEEP

3072:gHyfEYgbdm4sF/pomhTuBcffeOJg6nHdHGRHMfL/Goa:PfEYgb0pommOTdH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
winmain.exe

Files

winmain.exe
.exe windows x64

f41237a8d7f7a7bb482aec87ffb9c454

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

wininet

InternetCloseHandle
HttpQueryInfoA
HttpSendRequestA
HttpOpenRequestA
InternetReadFile
InternetConnectA
InternetOpenA

kernel32

GetModuleHandleExW
WriteConsoleW
CloseHandle
CreateFileW
SetFilePointerEx
Sleep
VirtualProtect
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetConsoleMode
RtlUnwindEx
RtlPcToFileHeader
RaiseException
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
EncodePointer
GetStdHandle
WriteFile
GetModuleFileNameW
GetCurrentProcess
ExitProcess
TerminateProcess
HeapAlloc
HeapFree
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetStringTypeW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
LCMapStringW
GetProcessHeap
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleOutputCP

Sections

.text
Size: 55KB - Virtual size: 55KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 38KB - Virtual size: 38KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

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

_RDATA
Size: 512B - Virtual size: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f41237a8d7f7a7bb482aec87ffb9c454

Headers

DLL Characteristics

File Characteristics

Imports

wininet

kernel32

Sections

.text Size: 55KB - Virtual size: 55KB

.rdata Size: 38KB - Virtual size: 38KB

.data Size: 3KB - Virtual size: 7KB

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

_RDATA Size: 512B - Virtual size: 252B

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 55KB - Virtual size: 55KB

.rdata
Size: 38KB - Virtual size: 38KB

.data
Size: 3KB - Virtual size: 7KB

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

_RDATA
Size: 512B - Virtual size: 252B

.reloc
Size: 2KB - Virtual size: 1KB