Static task
static1
Behavioral task
behavioral1
Sample
advNATCFO.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
advNATCFO.exe
Resource
win10v2004-20230621-en
General
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Target
advNATCFO.exe
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Size
117KB
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MD5
8b0064bc2338f25763c980d7f227c5a6
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SHA1
5cc84028b4853f2cc85a6f665ef0d37a27733708
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SHA256
6c542617e90c0fbad5356a7602e24d88a9d48d8e7a425ddedd41038185fecd6c
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SHA512
24c183014e021a44a9d633f69cf0f30438b6afbdfd6ec0cecb567ee523af588eb368c9021f1f5bfbcf35dc0640bf4ae10026f3720dcd29ab80fbbca11ec094b6
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SSDEEP
1536:+bZhI4PQQVwU7q2S9OslWe4yQUudl8SnfBD3IhqJTTiz3sWNtdS9dlcVHDHT:IZhXS99xlXMUuduiBD4hqxTiLHCCJH
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource advNATCFO.exe
Files
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advNATCFO.exe.exe windows x64
da904fc4e6128cc5318e9543e8aa07fc
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
winhttp
WinHttpConnect
WinHttpReceiveResponse
WinHttpSendRequest
WinHttpOpenRequest
WinHttpQueryDataAvailable
WinHttpReadData
WinHttpOpen
kernel32
GetModuleHandleExW
WriteConsoleW
CloseHandle
CreateFileW
SetFilePointerEx
VirtualAlloc
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetConsoleMode
RtlPcToFileHeader
RaiseException
RtlUnwindEx
GetLastError
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetCurrentProcess
TerminateProcess
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
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: 66KB - Virtual size: 66KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 40KB - Virtual size: 39KB
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: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 244B
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