Static task
static1
Behavioral task
behavioral1
Sample
rundotnet.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
rundotnet.exe
Resource
win10v2004-20230621-en
General
-
Target
rundotnet.exe
-
Size
152KB
-
MD5
6cd1315f6f2fa4f8ee2b98bb3ca0a994
-
SHA1
f4eed4fa2a919b8d6c84ac7cfd6dee97ffd56e7d
-
SHA256
09ee3a11ce0547603a8ae71d4fe4c85d9465ce6937a00a167be0d9f7fefd7994
-
SHA512
3995c793100c68295c3550958dfcd411943356b7d0abd7d58bcb28d58ab3cf583fd2109ae296491a7c722914ebc7f8247237f2d231bfa06b60f4b5461160f8c3
-
SSDEEP
3072:PNw5f5yfFIkROLpTGfiVkEBzQ+xrvWBMcgrbz:Pm5IKDJOQkE++X
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource rundotnet.exe
Files
-
rundotnet.exe.exe windows x64
a73f94f0c4f33356e0ab6f707608c2b6
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
oleaut32
SafeArrayDestroy
SafeArrayCreate
mscoree
CorBindToRuntime
kernel32
CloseHandle
WriteConsoleW
SetEndOfFile
HeapReAlloc
HeapSize
GetTimeZoneInformation
SetFilePointerEx
GetConsoleCP
FlushFileBuffers
GetProcessHeap
GetStringTypeW
LocalFree
GetLastError
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
SetEnvironmentVariableW
RtlPcToFileHeader
RaiseException
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
EncodePointer
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
ReadFile
GetConsoleMode
ReadConsoleW
GetCurrentDirectoryW
GetFullPathNameW
MultiByteToWideChar
SetStdHandle
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
Sections
.text Size: 98KB - Virtual size: 97KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 42KB - Virtual size: 41KB
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: 6KB - Virtual size: 5KB
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