Static task
static1
Behavioral task
behavioral1
Sample
System.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
System.exe
Resource
win10v2004-20230621-en
General
-
Target
System.exe
-
Size
117KB
-
MD5
f351624a6743bc558566ce3812289baf
-
SHA1
9326adb60ed174ba44284d642e61e615b76e24d9
-
SHA256
664a7102f1202055739eeee79d390b039046cfdeaa431a782be62d2b4867dbcc
-
SHA512
24e10cf01843f0dffcc482348dc593a7ad2ea3108c849db15504fa8608c2c32b49e4f6e6de87ce58cced82bc307318a0926f5a559b78c302318da67a27a12465
-
SSDEEP
3072:VwGY72yjskb7RUgR1aYIFJi9CdtF7vmk:V/ahskb7RqYIFJ/buk
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource System.exe
Files
-
System.exe.exe windows x64
3965effc061ba0488375aea3eb5cf733
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
WinHttpCloseHandle
WinHttpReceiveResponse
WinHttpSendRequest
WinHttpOpenRequest
WinHttpQueryDataAvailable
WinHttpReadData
WinHttpConnect
WinHttpOpen
kernel32
WriteFile
WriteConsoleW
CloseHandle
CreateFileW
SetFilePointerEx
GetConsoleMode
GetProcessHeap
HeapWalk
Sleep
VirtualAlloc
GetModuleHandleA
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetConsoleOutputCP
RtlPcToFileHeader
RaiseException
RtlUnwindEx
GetLastError
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetCurrentProcess
TerminateProcess
GetStdHandle
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
HeapFree
HeapAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetStringTypeW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
LCMapStringW
HeapSize
HeapReAlloc
FlushFileBuffers
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