a53ee143ee39dd9d4e966d18da278f9bd32e0df00ca02d078404418f743fc095
- SHA256 a53ee143ee39dd9d4e966d18da278f9bd32e0df00ca02d078404418f743fc095
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
appstep.58680017.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
appstep.58680017.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
14 signatures
150 seconds
General
- Target a53ee143ee39dd9d4e966d18da278f9bd32e0df00ca02d078404418f743fc095
- Size 5.9MB
- Sample260721-yrdwsstdke
- SHA256 a53ee143ee39dd9d4e966d18da278f9bd32e0df00ca02d078404418f743fc095
- MD5 cd3f6970eb08b5532de3d0c8adf6a4c7
- SHA1 3419434fa960ba97cb755bb08913906a63198f25
- SHA512 9fad7a011d8d1d03d1fb36aeaca56dd3d6e012796d7c0d4d9c4836374834dfa00367d615dd695c496a6f345bd69460e6f1feebb186f222da0a800267a136f088
- SSDEEP 98304:yCADKAT22K+tg1KKy4mCwIZDuths3PE99KVZMENWkASqVOQ4oG4PQoZgyeoNdhtK:yC2KAT8sgwKm7IZq+E996NWkASwOQRGL
- TLSH T12D5633DB5C4DBFD1E2ACC5374636769B1A6D01B02BCA3EA1CCE056DE4E506AC7B40A1C
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/appstep.58680017.exe
File Explorer
-
a53ee143ee39dd9d4e966d18da278f9bd32e0df00ca02d078404418f743fc095.zip 5.9MB
-
appstep.58680017.exe.exe 54.3MB
appstep.58680017.exe
- IMPHASH 380560563ebacca1589d8d38ac610187
- SHA256 d9d1fd13da14290fa7c921ee4aca37f2efd4e0403005b6bc2a7e5dc12ee70124
- MD5 5097818125ba6eaac331a2e1e87953e5
- SHA1 61bda6180417df75a292c677cc769fe5c499fb2b
- SHA512 a1e43f68b5f2b635fc20e9be741e5c62bff78d96e17f7852fa4e880fff1c2bfec0559ed2c53dbfb51bf1ce5c2b1df7a2f35f31a7d2269e7f56316b3155825be3
- SSDEEP 98304:Ru19nmtLsx4qV5+uY2cQysL8kxEVv4vu7PErGCrC9ILrFMKQMYpTTDliJW9PgAd:AnnmtLsX5+um3nkSVveZYzvsyPgAd
- TLSH T10BC7F90676028DCAE06692B4145BBF91E3B9FD714AF1D36723F6272D1FEA34C4AA3144
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Unsigned PE
Checks for missing Authenticode signature.
Minor OS version
0
Major OS version
6
Entry point
215448
Magic Number
523
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB paths
kernel32
RaiseException
LoadResource
FindResourceW
HeapAlloc
DecodePointer
GetProcAddress
DeleteCriticalSection
GetProcessHeap
GetModuleHandleW
FreeLibrary
lstrcmpiW
LoadLibraryExW
OutputDebugStringW
WriteFile
CreateFileW
CloseHandle
SetLastError
HeapReAlloc
Sleep
WideCharToMultiByte
GetSystemTime
QueryPerformanceCounter
SetEndOfFile
WriteConsoleW
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
ReadConsoleW
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
GetFileType
GetLastError
MultiByteToWideChar
HeapSize
InitializeCriticalSectionEx
LeaveCriticalSection
GetModuleFileNameW
EnterCriticalSection
HeapFree
DeviceIoControl
SizeofResource
SetFilePointerEx
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
GetStdHandle
GetModuleHandleExW
ExitProcess
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
RtlPcToFileHeader
RtlUnwindEx
GetCPInfo
CompareStringEx
LCMapStringEx
EncodePointer
GetStringTypeW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetStartupInfoW
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
ReadFile
GetCurrentProcessId
ProcessIdToSessionId
CreateMutexW
VirtualAlloc
user32
GetClassInfoExW
UpdateWindow
GetWindowRect
CharNextW
ShowWindow
RegisterClassExW
GetWindowLongPtrW
SetWindowLongPtrW
DestroyWindow
RegisterPowerSettingNotification
LoadCursorW
CreateWindowExW
SetClassLongPtrW
LoadIconW
SetWindowTextW
SetTimer
KillTimer
BeginPaint
EndPaint
PostQuitMessage
DefWindowProcW
GetMessageW
TranslateMessage
UnregisterPowerSettingNotification
IsWindow
DispatchMessageW
UnregisterDeviceNotification
GetParent
MonitorFromWindow
GetMonitorInfoW
SetWindowPos
advapi32
RegQueryValueExW
RegCloseKey
RegQueryInfoKeyW
RegDeleteKeyW
RegCreateKeyExW
RegEnumKeyExW
RegSetValueExW
RegOpenKeyExW
RegDeleteValueW
ole32
CoTaskMemFree
CoTaskMemRealloc
CoCreateInstance
CoTaskMemAlloc
setupapi
SetupDiGetClassDevsW
SetupDiDestroyDeviceInfoList
SetupDiEnumDeviceInterfaces
SetupDiOpenDevRegKey
SetupDiGetDeviceInterfaceDetailW
wtsapi32
WTSUnRegisterSessionNotification
WTSRegisterSessionNotification
bcrypt
BCryptFinalizeKeyPair
BCryptGenerateSymmetricKey
BCryptSecretAgreement
BCryptEncrypt
BCryptDestroyKey
BCryptGetProperty
BCryptDecrypt
BCryptGenerateKeyPair
BCryptOpenAlgorithmProvider
BCryptGenRandom
BCryptExportKey
BCryptCloseAlgorithmProvider
BCryptDeriveKey
BCryptDestroySecret
BCryptImportKeyPair
BCryptSetProperty
powrprof
GetPwrCapabilities
Name
.text
Size
393KB
Virtual Size
393KB
Characteristics
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Name
.rdata
Size
128KB
Virtual Size
127KB
Characteristics
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Name
.data
Size
53.7MB
Virtual Size
53.7MB
Characteristics
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Name
.pdata
Size
18KB
Virtual Size
18KB
Characteristics
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Name
.rsrc
Size
45KB
Virtual Size
44KB
Characteristics
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Name
.reloc
Size
3KB
Virtual Size
3KB
Characteristics
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
generic
count=5, id=259, version=29395,
count=181, id=261, version=29395,
count=10, id=259, version=34321,
count=17, id=260, version=34321,
count=91, id=261, version=34321,
count=13, id=261, version=34808,
count=17, id=260, version=29395,
count=25, id=257, version=29395,
count=210, id=1, productName=Unmarked objects,
count=1, id=132, productName=VS2008 SP1 build 30729, version=30729,
count=3, id=131, productName=VS2008 SP1 build 30729, version=30729,
count=1, id=149, productName=VS2008 SP1 build 30729, version=30729,
count=23, id=265, version=34808,
count=1, id=255, version=34808,
count=1, id=151,
count=1, id=258, version=34808,