Static task
static1
Behavioral task
behavioral1
Sample
Mason.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Mason.exe
Resource
win10v2004-20240508-en
General
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Target
Mason.exe
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Size
183KB
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MD5
5d5d09d6ae81f4fbebb699c960a22b31
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SHA1
cea0fdb5307eda666e55e1e018697ac710d92f73
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SHA256
c4223e54084a7088435cffa99e4c46dcaf025ad77f4d14e1f4b9b74c749c0b9f
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SHA512
3a9ce8fd690e11887552a3bae04d889370eaf1c7f317bd6c255410a94fac93a4c305cc0353bf7726f9a1fe93fdd6030f3091e988042c6b0d1ac4b7b54cb8a086
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SSDEEP
3072:a7SovsV4yye55lyjlmG5gJVX/2jyTvFkRzC2Tbj6lpaippjIQHPWGLChQZA1SGjo:qSow55lyjlL5gX/2TilpVpjIQHPWGLCk
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource Mason.exe
Files
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Mason.exe.exe windows:5 windows x86 arch:x86
f707ada0aac189999ec6eb4a5a71dfbc
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
Sleep
CreateThread
lstrlenW
VirtualProtect
GetProcAddress
LoadLibraryA
VirtualAlloc
LockResource
WaitForSingleObject
SizeofResource
FindResourceW
GetModuleHandleW
GetLastError
CreateMutexA
GetModuleHandleA
GlobalFindAtomA
FreeConsole
LoadResource
CreateHardLinkA
GetCommandLineA
SetUnhandledExceptionFilter
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
GetStartupInfoA
DeleteCriticalSection
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
HeapCreate
VirtualFree
HeapFree
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
LeaveCriticalSection
EnterCriticalSection
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
IsDebuggerPresent
InitializeCriticalSectionAndSpinCount
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
HeapAlloc
HeapReAlloc
RtlUnwind
HeapSize
GetLocaleInfoA
LCMapStringA
MultiByteToWideChar
LCMapStringW
GetStringTypeA
GetStringTypeW
advapi32
RegDeleteKeyA
Sections
.text Size: 34KB - Virtual size: 33KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 44B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 137KB - Virtual size: 136KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ