Static task
static1
Behavioral task
behavioral1
Sample
cfx_rat.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
cfx_rat.exe
Resource
win10v2004-20230220-en
General
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Target
cfx_rat.exe
-
Size
361KB
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MD5
68899029f17f50eac7b36f45590d917e
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SHA1
e2580c1c42307fbdcbf203618d658275e68bb9c9
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SHA256
97032d89323afdb9016ea19a836e2f5e7cebc996e0e5594164e24617eae5aa83
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SHA512
720d4bb715e165cf94abca6c0a87d4cfb788651be710140fd999d95bfc01a84b981e842ba86d0ce456c26b9a2e864b6a1cec86d96f3e2210132f339b61921c98
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SSDEEP
6144:UEW+2FuN+iRArl2bWqfaFUqPGJvxaOtVBXCm0ohOraCxPYMMu:1B24AhEWIaFzPQxaUEPo6PO
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource cfx_rat.exe
Files
-
cfx_rat.exe.exe windows x64
f0ff8e1f120406efbd30a17c67b1a02e
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
kernel32
WritePrivateProfileStringA
GetPrivateProfileIntA
WriteConsoleW
HeapSize
SetStdHandle
GetProcessHeap
SetEnvironmentVariableW
LocalFree
FormatMessageA
CreateFileW
FindClose
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
SetEndOfFile
SetFileInformationByHandle
SetFilePointerEx
AreFileApisANSI
CloseHandle
GetLastError
GetFileInformationByHandleEx
MultiByteToWideChar
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
LCMapStringEx
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
RaiseException
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
HeapFree
WaitForSingleObject
GetExitCodeProcess
CreateProcessW
GetFileSizeEx
GetFileType
HeapAlloc
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
DeleteFileW
ReadFile
ReadConsoleW
HeapReAlloc
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
RtlUnwind
user32
SendMessageA
shell32
SHBrowseForFolderA
SHGetPathFromIDListA
Sections
.text Size: 252KB - Virtual size: 251KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 87KB - Virtual size: 86KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 244B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 488B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ