RStudio64[.]exe

Sharing

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General

Target

RStudio64.exe
Size

66.3MB
MD5

142aaaf4ed8c5fa51568652ece3a9d1d
SHA1

6957d58f740f980355a841dcce5f8f79d4e3c35a
SHA256

8b23060afbada09d519edb6014b553a60dc471f25bdd5a01e1256916e1923f0a
SHA512

fcd9f0b6ee1dee3038ac7a4b806d77736c8322a7d87076fd9531c3a0ce8c4bafca534f5856124fdf23c53a3699c0f33354ff47d879c73a0dfd0cf8e0a979141a
SSDEEP

1572864:OjxYS5t5voNBYrY0es8aBJi2xvSbz7cqZiChdERo6MKq4gm:hjNqYZs9Tv6vZiCv+NM39m

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
RStudio64.exe

Files

RStudio64.exe
.exe windows x64

7e34df381f2f945918bb7d0930affcbc

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

WaitForSingleObject
Sleep
CloseHandle
DuplicateHandle
CreateProcessW
GetStartupInfoW
GetEnvironmentVariableW
GetCurrentProcess
GetFileAttributesW
DeleteFileW
FindFirstFileW
FindNextFileW
CopyFileW
MoveFileW
MoveFileExW
SetEnvironmentVariableW
GetCommandLineW
GetModuleHandleW
GetModuleFileNameW
GetLastError
ExpandEnvironmentStringsW
CreateFileW
FlushFileBuffers
WriteConsoleW
SetStdHandle
OutputDebugStringW
LCMapStringW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
HeapReAlloc
WriteFile
LeaveCriticalSection
EnterCriticalSection
HeapSize
GetStringTypeW
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
HeapAlloc
IsProcessorFeaturePresent
IsDebuggerPresent
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
TerminateProcess
InitializeCriticalSectionAndSpinCount
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlCaptureContext
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
HeapFree
DeleteCriticalSection
GetFileType
GetStdHandle
GetProcessHeap
WideCharToMultiByte
MultiByteToWideChar
GetModuleHandleExW
DecodePointer
EncodePointer
RaiseException
RtlPcToFileHeader
RtlUnwindEx
RtlLookupFunctionEntry
GetCommandLineA
LoadLibraryW
GetProcAddress
GetCurrentThreadId
ExitProcess
FormatMessageW
SetLastError
LocalFree
LoadLibraryExW

user32

wsprintfW
MessageBoxW

ntdll

RtlSetSaclSecurityDescriptor
RtlSetDaclSecurityDescriptor
RtlFreeSid
RtlCreateAcl
RtlLengthSid
RtlCreateSecurityDescriptor
RtlAllocateAndInitializeSid
NtReadVirtualMemory
NtSetInformationProcess
NtRaiseHardError
NtTerminateProcess
NtQueryInformationProcess
RtlFreeHeap
RtlAllocateHeap
RtlRaiseException
NtReleaseMutant
NtCreateMutant
NtSetEvent
NtOpenEvent
NtQueryVirtualMemory
NtSetInformationFile
NtQueryDirectoryFile
NtClearEvent
LdrUnloadDll
LdrLoadDll
NtReadFile
NtQueryFullAttributesFile
NtQueryInformationFile
NtOpenFile
NtMapViewOfSection
NtCreateSection
RtlMultiByteToUnicodeN
LdrGetProcedureAddress
RtlQueryEnvironmentVariable_U
RtlCompareUnicodeString
RtlInitAnsiString
NtAllocateVirtualMemory
RtlGetVersion
RtlLeaveCriticalSection
RtlEnterCriticalSection
RtlInitializeCriticalSection
NtDuplicateObject
NtWaitForSingleObject
LdrGetDllHandle
NtDelayExecution
RtlFreeAnsiString
RtlUnicodeStringToAnsiString
NtOpenDirectoryObject
RtlInitUnicodeString
NtQuerySystemInformation
NtOpenSection
NtWriteVirtualMemory
NtUnmapViewOfSection
NtClose
RtlNtStatusToDosError
NtProtectVirtualMemory
NtCreateEvent
RtlAddAccessAllowedAce

Sections

.text
Size: 113KB - Virtual size: 112KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 53KB - Virtual size: 53KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 176KB - Virtual size: 185KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 80KB - Virtual size: 80KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

7e34df381f2f945918bb7d0930affcbc

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

ntdll

Sections

.text Size: 113KB - Virtual size: 112KB

.rdata Size: 53KB - Virtual size: 53KB

.data Size: 176KB - Virtual size: 185KB

.pdata Size: 6KB - Virtual size: 6KB

.rsrc Size: 80KB - Virtual size: 80KB

.text
Size: 113KB - Virtual size: 112KB

.rdata
Size: 53KB - Virtual size: 53KB

.data
Size: 176KB - Virtual size: 185KB

.pdata
Size: 6KB - Virtual size: 6KB

.rsrc
Size: 80KB - Virtual size: 80KB