Static task
static1
Behavioral task
behavioral1
Sample
appidcertstorecheck.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
appidcertstorecheck.exe
Resource
win10v2004-20230220-en
General
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Target
appidcertstorecheck.exe
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Size
16KB
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MD5
c5c6b87fef6a5877cddd8456922011e3
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SHA1
e773915a3e33ce8296ab234e804cb01836717de9
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SHA256
1c0bbd891bf2b326e54cde8e5a25a6e9b1c477a84922701e7a018bdb081622e7
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SHA512
415f3f3dc79610ede727cfd4ba244dce28a4e166034bba1ba746203fe0ee27fe3c5c618b1ab9fef0c8fa6c813a41bd44784b643f9b473a4290ba8b4a85fb23a1
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SSDEEP
384:Quwr2Wih/06ok3YdAnWIPIUrjEOqppf7qUoXdC+WPaK1W:SrqhM6H1s7cNCvaK
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource appidcertstorecheck.exe
Files
-
appidcertstorecheck.exe.exe windows x86
7551f21ff0790ea2fb43e1409988009b
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
msvcrt
__set_app_type
__p__fmode
__p__commode
__setusermatherr
_amsg_exit
_initterm
exit
_XcptFilter
?terminate@@YAXXZ
memset
_cexit
_except_handler4_common
_controlfp
_exit
__wgetmainargs
ntdll
EtwEventRegister
EtwEventWrite
EtwEventUnregister
EtwUnregisterTraceGuids
EtwRegisterTraceGuidsW
EtwGetTraceLoggerHandle
EtwGetTraceEnableLevel
EtwGetTraceEnableFlags
EtwTraceMessage
user32
GetSystemMetrics
kernel32
GetCurrentProcess
TerminateProcess
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
QueryPerformanceCounter
GetModuleHandleA
SetUnhandledExceptionFilter
Sleep
InterlockedExchange
UnhandledExceptionFilter
InterlockedCompareExchange
FreeLibrary
GetProcAddress
DelayLoadFailureHook
CreateBoundaryDescriptorW
AddSIDToBoundaryDescriptor
CreatePrivateNamespaceW
OpenPrivateNamespaceW
DeleteBoundaryDescriptor
DeviceIoControl
LoadLibraryExA
HeapSetInformation
CreateMutexExW
LocalFree
GetLastError
LocalAlloc
CompareFileTime
GetSystemTimeAsFileTime
CloseHandle
CreateFileW
ClosePrivateNamespace
ReleaseMutex
WaitForSingleObject
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 1KB
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