DfsSvc.pdb
Static task
static1
Behavioral task
behavioral1
Sample
548bff62c3e2256db7ce78bc26d646c6fdc22711f1eecfd1edfe6342c3a62f8a.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
548bff62c3e2256db7ce78bc26d646c6fdc22711f1eecfd1edfe6342c3a62f8a.exe
Resource
win10v2004-20240508-en
General
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Target
548bff62c3e2256db7ce78bc26d646c6fdc22711f1eecfd1edfe6342c3a62f8a
-
Size
441KB
-
MD5
cd192f0444d21dfe8c0a04842b605512
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SHA1
0f113f2de253713d3335d548c89540e3b107e131
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SHA256
548bff62c3e2256db7ce78bc26d646c6fdc22711f1eecfd1edfe6342c3a62f8a
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SHA512
d60eb880ab0c5f898bebd8885cc7490635245783a00412c576332048474ceeaaaefd1683b982c868ca5480edc4ee48f52ff3b68ff06a9cd9e0be567555ac488a
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SSDEEP
6144:J3oHObvErYVy9sR7URAUUC9nj2zXt/vW9FG:JGOj8YEyoqChj2DBv2FG
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 548bff62c3e2256db7ce78bc26d646c6fdc22711f1eecfd1edfe6342c3a62f8a
Files
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548bff62c3e2256db7ce78bc26d646c6fdc22711f1eecfd1edfe6342c3a62f8a.exe windows:6 windows x64 arch:x64
e6eb28d41d742823332eb15fe8d25072
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB Paths
Imports
msvcrt
_lock
_unlock
_fmode
__dllonexit
?terminate@@YAXXZ
memset
__C_specific_handler
_initterm
memcpy
memcmp
__setusermatherr
_cexit
_exit
exit
strchr
__set_app_type
__wgetmainargs
??_V@YAXPEAX@Z
_amsg_exit
_XcptFilter
??_U@YAPEAX_K@Z
wcsncmp
_commode
_mkgmtime
_wtoi
gmtime
time
_ultow_s
_wcstoui64
_onexit
wcstoul
??3@YAXPEAX@Z
bsearch_s
qsort_s
memcpy_s
memmove
printf
wcschr
_wcsnicmp
wcscspn
_wcsicmp
_purecall
_vsnwprintf
free
malloc
??2@YAPEAX_K@Z
wcscmp
ntdll
RtlUpcaseUnicodeChar
RtlAdjustPrivilege
RtlDnsHostNameToComputerName
RtlSubAuthorityCountSid
RtlValidAcl
RtlIdentifierAuthoritySid
RtlOemStringToUnicodeString
RtlDosPathNameToNtPathName_U
RtlPrefixUnicodeString
RtlFreeUnicodeString
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
EtwRegisterTraceGuidsW
EtwGetTraceEnableFlags
EtwGetTraceEnableLevel
EtwGetTraceLoggerHandle
RtlIpv6AddressToStringExW
RtlIpv4AddressToStringExW
WinSqmSetIfMaxDWORD
WinSqmAddToStreamEx
WinSqmSetDWORD64
WinSqmSetDWORD
RtlAllocateAndInitializeSid
RtlAppendUnicodeStringToString
NtQueryVolumeInformationFile
NtQueryInformationFile
NtQueryDirectoryFile
NtClose
NtCreateFile
RtlRandomEx
NtQuerySystemTime
EtwEventUnregister
EtwEventRegister
WinSqmIsOptedIn
NtOpenFile
RtlAppendUnicodeToString
NtFsControlFile
RtlEqualUnicodeString
RtlCopyUnicodeString
RtlCompareUnicodeString
RtlInitUnicodeString
RtlInitUnicodeStringEx
EtwEventWrite
EtwTraceMessage
RtlNtStatusToDosError
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
QueryPerformanceFrequency
api-ms-win-core-errorhandling-l1-1-1
UnhandledExceptionFilter
GetLastError
SetLastError
SetUnhandledExceptionFilter
api-ms-win-security-base-l1-2-0
AccessCheck
CreateWellKnownSid
GetLengthSid
InitializeAcl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
IsValidSecurityDescriptor
SetSecurityDescriptorGroup
SetSecurityDescriptorOwner
GetSecurityDescriptorLength
InitializeSecurityDescriptor
GetSecurityDescriptorSacl
MakeSelfRelativeSD
GetSecurityDescriptorControl
MakeAbsoluteSD
GetSecurityDescriptorDacl
GetAce
DeleteAce
AddAccessAllowedAce
SetSecurityDescriptorDacl
MapGenericMask
rpcrt4
UuidToStringW
RpcImpersonateClient
RpcServerUseProtseqEpW
RpcServerRegisterIf
RpcServerListen
RpcMgmtStopServerListening
RpcMgmtWaitServerListen
RpcServerUnregisterIf
RpcStringFreeW
NdrServerCall2
NdrServerCallAll
UuidCreate
RpcRevertToSelf
api-ms-win-core-registry-l1-1-0
RegNotifyChangeKeyValue
RegQueryInfoKeyW
RegEnumKeyExW
RegEnumValueW
RegOpenKeyExW
RegGetKeySecurity
RegDeleteTreeW
RegCreateKeyExW
RegCloseKey
RegDeleteKeyExW
RegSetValueExW
RegGetValueW
api-ms-win-core-synch-l1-2-0
ResetEvent
WaitForMultipleObjectsEx
InitializeSRWLock
ReleaseSRWLockShared
Sleep
InitializeCriticalSection
ReleaseSRWLockExclusive
SetWaitableTimer
CreateEventW
WaitForSingleObject
SetEvent
CreateWaitableTimerExW
EnterCriticalSection
AcquireSRWLockShared
AcquireSRWLockExclusive
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
DeleteCriticalSection
api-ms-win-core-heap-l1-2-0
GetProcessHeap
HeapCreate
HeapAlloc
HeapFree
api-ms-win-core-handle-l1-1-0
CloseHandle
api-ms-win-core-threadpool-l1-2-0
CreateThreadpoolCleanupGroup
CloseThreadpoolCleanupGroup
SetThreadpoolThreadMaximum
SetThreadpoolThreadMinimum
CloseThreadpool
CreateThreadpool
CloseThreadpoolCleanupGroupMembers
TrySubmitThreadpoolCallback
api-ms-win-core-sysinfo-l1-2-1
GetSystemTime
GetTickCount64
GetTickCount
GetSystemInfo
GetComputerNameExW
GetSystemTimeAsFileTime
GetLocalTime
api-ms-win-core-timezone-l1-1-0
SystemTimeToFileTime
api-ms-win-core-processthreads-l1-1-2
TlsSetValue
TlsGetValue
TerminateProcess
TlsFree
GetCurrentProcess
CreateThread
ResumeThread
GetCurrentThread
OpenThreadToken
TlsAlloc
GetCurrentThreadId
GetCurrentProcessId
api-ms-win-core-file-l1-2-1
CreateFileW
GetVolumeNameForVolumeMountPointW
GetVolumePathNameW
api-ms-win-core-file-l2-1-1
MoveFileExW
api-ms-win-core-processenvironment-l1-2-0
GetEnvironmentVariableW
api-ms-win-core-libraryloader-l1-2-0
GetModuleHandleExW
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
api-ms-win-core-kernel32-legacy-l1-1-1
DnsHostnameToComputerNameW
api-ms-win-core-shlwapi-legacy-l1-1-0
PathAddBackslashW
api-ms-win-core-heap-obsolete-l1-1-0
LocalAlloc
LocalFree
clusapi
ClusterGroupEnum
ClusterGroupOpenEnum
GetNodeClusterState
ClusterRegCloseKey
ClusterRegOpenKey
GetClusterResourceKey
ClusterControl
GetClusterResourceNetworkName
CloseClusterResource
ClusterResourceControl
CloseCluster
OpenCluster
OpenClusterResource
ClusterGroupCloseEnum
ClusterOpenEnum
ClusterEnum
OpenClusterGroup
CloseClusterGroup
ClusterCloseEnum
GetClusterResourceState
CreateClusterResource
AddClusterResourceDependency
OnlineClusterResource
OfflineClusterResource
DeleteClusterResource
ntdsapi
DsBindW
DsBindingSetTimeout
DsQuerySitesByCostW
DsQuerySitesFree
DsGetDomainControllerInfoW
DsFreeDomainControllerInfoW
DsUnBindW
resutils
ResUtilGetResourceDependency
ResUtilFindSzProperty
ResUtilGetSzValue
ResUtilEnumResources
ResUtilGetResourceName
ResUtilPropertyListFromParameterBlock
ResUtilResourceTypesEqual
api-ms-win-core-delayload-l1-1-1
ResolveDelayLoadedAPI
DelayLoadFailureHook
Sections
.text Size: 386KB - Virtual size: 386KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 17B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ