Static task
static1
Behavioral task
behavioral1
Sample
dnscacheugc.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
dnscacheugc.exe
Resource
win10v2004-20230220-en
General
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Target
dnscacheugc.exe
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Size
30KB
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MD5
d9800bfb545d192cf19930014045ca70
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SHA1
48d12269de2ffe9fe465873a9cd2a616291ea04c
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SHA256
46b44d6fcb740eee94c546f0c04bfb0538d7ad8ba544cdb1a870e2f1bd71b9fe
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SHA512
970a1b5f87bccce24d4870aa19dbe5c1465aaf41e1ab1252c06a6ed456857e91fc0a53409993030839dfb0aa7d19a56c13a9742f0651b8af84f5f5223d93cbbe
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SSDEEP
384:wl7P8+u6k9GDCGD2oyAvmSn10zXMvLaCkHkfiJJ5hMeZFYMWkrxWXQ:KP8GD1CS0WLOS+JNU43
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource dnscacheugc.exe
Files
-
dnscacheugc.exe.exe windows x86
804ddd0ae1046bfb5777464362fc7211
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
advapi32
RegEnumValueW
RegQueryInfoKeyW
RegCloseKey
RegOpenKeyExW
RegEnumKeyExW
RegSetValueExW
RegCreateKeyExW
kernel32
GetFileAttributesW
TerminateProcess
ExpandEnvironmentStringsW
CreateDirectoryW
GetFullPathNameW
SetLastError
GetModuleFileNameW
LocalAlloc
LocalFree
InterlockedExchange
Sleep
InterlockedCompareExchange
SetUnhandledExceptionFilter
GetModuleHandleA
QueryPerformanceCounter
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetSystemTimeAsFileTime
HeapAlloc
GetCurrentProcess
UnhandledExceptionFilter
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetLastError
GetProcAddress
HeapFree
GetProcessHeap
FreeLibrary
LoadLibraryW
msvcrt
_cexit
_exit
__getmainargs
exit
_initterm
_vsnwprintf
wcstoul
memcpy
_wcsnicmp
_XcptFilter
wcsrchr
memset
wcschr
_onexit
_lock
__dllonexit
_unlock
_controlfp
_except_handler4_common
?terminate@@YAXXZ
__set_app_type
__p__fmode
__p__commode
__setusermatherr
_amsg_exit
_vsnprintf
ntdll
RtlAllocateHeap
RtlFreeHeap
iphlpapi
ConvertInterfaceNameToLuidW
ConvertInterfaceAliasToLuid
ConvertStringToInterfacePhysicalAddress
ConvertInterfacePhysicalAddressToLuid
ConvertInterfaceLuidToGuid
ParseNetworkString
Sections
.text Size: 24KB - Virtual size: 23KB
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: 2KB
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