r4538258[.]exe

General

Target

r4538258.exe
Size

140KB
MD5

1ef3a15fd75bf608d93e4e68dafa7eee
SHA1

3b489201d071b7623d973ed0934b9005ee227c3f
SHA256

0b23eeae72b6e3717270d199f48379df89f177655cf563cdea19a2ce18b95b85
SHA512

b6f33d5d3b1336317723ebbe5fa8eae8c4ebe4513b6337d91986c12f2655c50361dcd492c57cb3827ef7839e9c1a83c0ebab4d9408efa6a83faf9e04b9626695
SSDEEP

3072:B6rwPGmSilMur3j9DM0CSr+Rk0CEQBIUrkmBhy6N/8Z4Ptj4Cp:I5mS1MY042Jl4Cp

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
r4538258.exe

Files

r4538258.exe
.exe windows x86

7a83bc8f14d32c8af61627070a00e36a

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

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

Sections

.text
Size: 107KB - Virtual size: 107KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 7KB

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

.reloc
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

7a83bc8f14d32c8af61627070a00e36a

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 107KB - Virtual size: 107KB

.rdata Size: 24KB - Virtual size: 24KB

.data Size: 2KB - Virtual size: 7KB

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

.reloc Size: 4KB - Virtual size: 4KB

.text
Size: 107KB - Virtual size: 107KB

.rdata
Size: 24KB - Virtual size: 24KB

.data
Size: 2KB - Virtual size: 7KB

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

.reloc
Size: 4KB - Virtual size: 4KB