Static task
static1
Behavioral task
behavioral1
Sample
windowswalker.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
windowswalker.exe
Resource
win10v2004-20230915-en
General
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Target
725bfe2c211f252b1fbe3a13be2b3bba993636c45399b50bb1327336221f6a0f
-
Size
125KB
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MD5
eff6000339152e92e8be02866cbdf05e
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SHA1
f60e1eea86fbb951aed049e025e38e17dfbae033
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SHA256
725bfe2c211f252b1fbe3a13be2b3bba993636c45399b50bb1327336221f6a0f
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SHA512
abc440eee537f032f02c82e5dd761ccc0e6c6dabf3f4100abc7aab1402051418d97c75dc87336b700e42241cd1c2eadb00b53aafe591b9f899c6cf7dc2baf86e
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SSDEEP
3072:OIbLy0KYvkNtm6Xu7F5mObbC+2Yz2B/HTGelJLBr6d:JLXhvkrm6Xu7F5lbutYz2weh+d
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/windowswalker.exe
Files
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725bfe2c211f252b1fbe3a13be2b3bba993636c45399b50bb1327336221f6a0f.zip
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windowswalker.exe.exe windows x86
3e833ec25ba408cb76632e887c59fa49
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
FindFirstFileW
FindNextFileW
FindClose
GetFileAttributesW
GetLastError
WriteConsoleW
MultiByteToWideChar
QueryPerformanceCounter
QueryPerformanceFrequency
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
LCMapStringEx
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
GetStringTypeW
GetCPInfo
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwind
RaiseException
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileSizeEx
SetFilePointerEx
GetFileType
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
CloseHandle
ReadFile
ReadConsoleW
HeapReAlloc
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
CreateFileW
HeapSize
Sections
.text Size: 161KB - Virtual size: 160KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 57KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ