56b13cd7f3e823781a65dd723d6a3ece9720c5e0a8c1f1d5f7ad080ba0ac7fc5

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General

Target

56b13cd7f3e823781a65dd723d6a3ece9720c5e0a8c1f1d5f7ad080ba0ac7fc5
Size

609KB
MD5

1c5f89f15a44a8eb23f27eb9bb28119c
SHA1

79768cd8228e799914209dc15d79009794f53300
SHA256

56b13cd7f3e823781a65dd723d6a3ece9720c5e0a8c1f1d5f7ad080ba0ac7fc5
SHA512

8ed2f18e9b30b7f28987f6ad4ea218c5839f7b986585e21f9860f53d6a737a01b30f15e66dd061fddc19ddbc2d93dce0370546e399dd5ec6b1af42d58dc8c7a1
SSDEEP

12288:1wlhC3yPjbkgkWedvdq7C+Ww0BrwiEdfjFb1WXK1/mt:2CCPjsWe27zd0BrwiEZbN1i

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
56b13cd7f3e823781a65dd723d6a3ece9720c5e0a8c1f1d5f7ad080ba0ac7fc5

Files

56b13cd7f3e823781a65dd723d6a3ece9720c5e0a8c1f1d5f7ad080ba0ac7fc5
.dll windows:6 windows x64 arch:x64

5d43f4933bfc2d50b9ecf81a4e9c29f4

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

dnsapi.pdb

Imports

api-ms-win-core-crt-l1-1-0

atoi
_strlwr_s
_strupr_s
_vsnprintf_s
strncmp
strtoul
memcmp
memcpy
towlower
wcschr
wcstoul
_stricmp
_strnicmp
_wcsicmp
_wcsnicmp
wcspbrk
_vsnwprintf_s
__C_specific_handler
memset

api-ms-win-core-crt-l2-1-0

_initterm_e
_initterm
time

api-ms-win-core-errorhandling-l1-1-1

SetUnhandledExceptionFilter
UnhandledExceptionFilter
SetLastError
GetLastError

api-ms-win-core-file-l1-2-0

ReadFile
SetFilePointer
CreateFileA

api-ms-win-core-handle-l1-1-0

CloseHandle

api-ms-win-core-heap-l1-2-0

GetProcessHeap
HeapFree

api-ms-win-core-libraryloader-l1-1-1

GetModuleFileNameW
LoadLibraryExA
LoadLibraryExW
GetProcAddress
GetModuleHandleW
GetModuleHandleExW
FreeLibrary
DisableThreadLibraryCalls

api-ms-win-core-localization-l1-2-0

LCMapStringW

api-ms-win-core-registry-l1-1-0

RegOpenKeyExW
RegCloseKey
RegDeleteKeyExW
RegSetValueExW
RegCreateKeyExW
RegQueryValueExW
RegEnumKeyExW
RegGetValueW

api-ms-win-core-heap-obsolete-l1-1-0

LocalReAlloc
LocalAlloc
LocalFree

api-ms-win-core-processenvironment-l1-2-0

GetEnvironmentVariableW

api-ms-win-core-processthreads-l1-1-1

CreateThread
GetCurrentProcess
TerminateProcess
GetCurrentProcessId
GetCurrentThreadId

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-string-l1-1-0

MultiByteToWideChar
WideCharToMultiByte
CompareStringW

api-ms-win-core-sysinfo-l1-2-0

GetSystemDirectoryA
GetVersionExW
GetTickCount
GetSystemTimeAsFileTime
GetTickCount64

api-ms-win-core-synch-l1-2-0

CreateEventA
ReleaseMutex
LeaveCriticalSection
EnterCriticalSection
SetEvent
CreateSemaphoreExW
WaitForSingleObject
ReleaseSemaphore
WaitForMultipleObjectsEx
ResetEvent
InitializeCriticalSection
Sleep
AcquireSRWLockExclusive
CreateEventW
ReleaseSRWLockExclusive
InitializeSRWLock
AcquireSRWLockShared
ReleaseSRWLockShared
DeleteCriticalSection

api-ms-win-core-util-l1-1-0

DecodePointer
EncodePointer

api-ms-win-core-threadpool-l1-2-0

CreateThreadpoolTimer
SetThreadpoolTimer
CloseThreadpoolIo
WaitForThreadpoolIoCallbacks
CreateThreadpoolIo
WaitForThreadpoolTimerCallbacks
SubmitThreadpoolWork
CreateThreadpoolWork
StartThreadpoolIo
CancelThreadpoolIo
DisassociateCurrentThreadFromCallback
CloseThreadpoolTimer
CloseThreadpoolWork

ws2_32

socket
closesocket
htons
htonl
send
WSAGetLastError
sendto
__WSAFDIsSet
getservbyport
getprotobynumber
getprotobyname
FreeAddrInfoW
select
WSAIoctl
connect
WSARecv
getsockname
setsockopt
WSASocketW
listen
shutdown
WSAJoinLeaf
bind
GetAddrInfoW
ntohs
inet_ntoa
WSACleanup
inet_addr
ntohl
WSAStartup

ntdll

NtCreateFile
NtCancelIoFile
NtDeviceIoControlFile
WinSqmAddToStream
EtwEventUnregister
EtwEventRegister
EtwUnregisterTraceGuids
EtwEventEnabled
EtwEventWrite
EtwEventActivityIdControl
EtwLogTraceEvent
RtlInitUnicodeString
WinSqmIsOptedIn
RtlIpv4StringToAddressW
EtwRegisterTraceGuidsW
EtwGetTraceEnableFlags
EtwGetTraceEnableLevel
WinSqmSetDWORD
RtlCaptureContext
RtlStringFromGUID
RtlFreeUnicodeString
RtlIpv6StringToAddressA
RtlIpv4StringToAddressA
RtlIpv6AddressToStringA
RtlIpv6StringToAddressExW
RtlIdnToUnicode
RtlIdnToAscii
RtlIdnToNameprepUnicode
RtlAllocateHeap
RtlReAllocateHeap
RtlFreeHeap
RtlVirtualUnwind
RtlLookupFunctionEntry
EtwGetTraceLoggerHandle
RtlInitializeCriticalSection
EtwTraceMessage
RtlIpv6StringToAddressW

nsi

NsiFreeTable
NsiGetParameter
NsiAllocateAndGetTable
NsiGetAllParameters

api-ms-win-core-debug-l1-1-1

OutputDebugStringA

api-ms-win-core-timezone-l1-1-0

SystemTimeToFileTime
FileTimeToSystemTime

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI
DelayLoadFailureHook

Exports

Exports

AddRefQueryBlobEx
BreakRecordsIntoBlob
CombineRecordsInBlob
DeRefQueryBlobEx
DelaySortDAServerlist
DnsAcquireContextHandle_A
DnsAcquireContextHandle_W
DnsAllocateRecord
DnsApiAlloc
DnsApiAllocZero
DnsApiFree
DnsApiHeapReset
DnsApiRealloc
DnsApiSetDebugGlobals
DnsAsyncRegisterHostAddrs
DnsAsyncRegisterInit
DnsAsyncRegisterTerm
DnsCancelQuery
DnsCopyStringEx
DnsCreateReverseNameStringForIpAddress
DnsCreateStandardDnsNameCopy
DnsCreateStringCopy
DnsDhcpRegisterAddrs
DnsDhcpRegisterHostAddrs
DnsDhcpRegisterInit
DnsDhcpRegisterTerm
DnsDhcpRemoveRegistrations
DnsDhcpSrvRegisterHostAddr
DnsDhcpSrvRegisterHostAddrEx
DnsDhcpSrvRegisterHostName
DnsDhcpSrvRegisterHostNameEx
DnsDhcpSrvRegisterInit
DnsDhcpSrvRegisterInitialize
DnsDhcpSrvRegisterTerm
DnsDisableIdnEncoding
DnsDowncaseDnsNameLabel
DnsExtractRecordsFromMessage_UTF8
DnsExtractRecordsFromMessage_W
DnsFindAuthoritativeZone
DnsFlushResolverCache
DnsFlushResolverCacheEntry_A
DnsFlushResolverCacheEntry_UTF8
DnsFlushResolverCacheEntry_W
DnsFree
DnsFreeConfigStructure
DnsFreePolicyConfig
DnsFreeProxyName
DnsGetBufferLengthForStringCopy
DnsGetCacheDataTable
DnsGetDnsServerList
DnsGetDomainName
DnsGetLastFailedUpdateInfo
DnsGetPolicyTableInfo
DnsGetPolicyTableInfoPrivate
DnsGetPrimaryDomainName_A
DnsGetProxyInfoPrivate
DnsGetProxyInformation
DnsGlobals
DnsIpv6AddressToString
DnsIpv6StringToAddress
DnsIsAMailboxType
DnsIsNSECType
DnsIsStatusRcode
DnsIsStringCountValidForTextType
DnsLogEvent
DnsMapRcodeToStatus
DnsModifyRecordsInSet_A
DnsModifyRecordsInSet_UTF8
DnsModifyRecordsInSet_W
DnsNameCompareEx_A
DnsNameCompareEx_UTF8
DnsNameCompareEx_W
DnsNameCompare_A
DnsNameCompare_UTF8
DnsNameCompare_W
DnsNameCopy
DnsNameCopyAllocate
DnsNetworkInfo_CreateFromFAZ
DnsNetworkInformation_CreateFromFAZ
DnsNotifyResolver
DnsNotifyResolverClusterIp
DnsNotifyResolverEx
DnsQueryConfig
DnsQueryConfigAllocEx
DnsQueryConfigDword
DnsQueryEx
DnsQueryExA
DnsQueryExUTF8
DnsQueryExW
DnsQuery_A
DnsQuery_UTF8
DnsQuery_W
DnsRecordBuild_UTF8
DnsRecordBuild_W
DnsRecordCompare
DnsRecordCopyEx
DnsRecordListFree
DnsRecordSetCompare
DnsRecordSetCopyEx
DnsRecordSetDetach
DnsRecordStringForType
DnsRecordStringForWritableType
DnsRecordTypeForName
DnsReleaseContextHandle
DnsRemoveRegistrations
DnsReplaceRecordSetA
DnsReplaceRecordSetUTF8
DnsReplaceRecordSetW
DnsResolverOp
DnsScreenLocalAddrsForRegistration
DnsSetConfigDword
DnsStatusString
DnsStringCopyAllocateEx
DnsTraceServerConfig
DnsUnicodeToUtf8
DnsUpdate
DnsUpdateMachinePresence
DnsUpdateTest_A
DnsUpdateTest_UTF8
DnsUpdateTest_W
DnsUtf8ToUnicode
DnsValidateNameOrIp_TempW
DnsValidateName_A
DnsValidateName_UTF8
DnsValidateName_W
DnsValidateServerArray_A
DnsValidateServerArray_W
DnsValidateServerStatus
DnsValidateServer_A
DnsValidateServer_W
DnsValidateUtf8Byte
DnsWriteQuestionToBuffer_UTF8
DnsWriteQuestionToBuffer_W
DnsWriteReverseNameStringForIpAddress
Dns_AddRecordsToMessage
Dns_AllocateMsgBuf
Dns_BuildPacket
Dns_CacheServiceCleanup
Dns_CacheServiceInit
Dns_CleanupWinsock
Dns_CloseConnection
Dns_CloseSocket
Dns_CreateMulticastSocket
Dns_CreateSocket
Dns_CreateSocketEx
Dns_ExtractRecordsFromMessage
Dns_FindAuthoritativeZoneLib
Dns_FreeMsgBuf
Dns_GetRandomXid
Dns_InitializeMsgBuf
Dns_InitializeMsgRemoteSockaddr
Dns_InitializeWinsock
Dns_OpenTcpConnectionAndSend
Dns_ParseMessage
Dns_ParsePacketRecord
Dns_PingAdapterServers
Dns_ReadPacketName
Dns_ReadPacketNameAllocate
Dns_ReadRecordStructureFromPacket
Dns_RecvTcp
Dns_ResetNetworkInfo
Dns_SendAndRecvUdp
Dns_SendEx
Dns_SetRecordDatalength
Dns_SetRecordsSection
Dns_SetRecordsTtl
Dns_SkipPacketName
Dns_SkipToRecord
Dns_UpdateLib
Dns_UpdateLibEx
Dns_WriteDottedNameToPacket
Dns_WriteQuestionToMessage
Dns_WriteRecordStructureToPacketEx
ExtraInfo_Init
Faz_AreServerListsInSameNameSpace
FlushDnsPolicyUnreachableStatus
GetCurrentTimeInSeconds
HostsFile_Close
HostsFile_Open
HostsFile_ReadLine
IpHelp_IsAddrOnLink
Local_GetRecordsForLocalName
Local_GetRecordsForLocalNameEx
NetInfo_Build
NetInfo_Clean
NetInfo_Copy
NetInfo_CreatePerNetworkNetinfo
NetInfo_Free
NetInfo_GetAdapterByAddress
NetInfo_GetAdapterByInterfaceIndex
NetInfo_GetAdapterByName
NetInfo_IsAddrConfig
NetInfo_IsForUpdate
NetInfo_ResetServerPriorities
NetInfo_UpdateNetworkProperties
NetInfo_UpdateServerReachability
QueryDirectEx
Query_Cancel
Query_Main
Reg_FreeUpdateInfo
Reg_GetValueEx
Reg_ReadGlobalsEx
Reg_ReadUpdateInfo
Security_ContextListTimeout
Send_AndRecvUdpWithParam
Send_MessagePrivate
Send_OpenTcpConnectionAndSend
Socket_CacheCleanup
Socket_CacheInit
Socket_CleanupWinsock
Socket_ClearMessageSockets
Socket_CloseEx
Socket_CloseMessageSockets
Socket_Create
Socket_CreateMulticast
Socket_InitWinsock
Socket_JoinMulticast
Socket_RecvFrom
Socket_SetMulticastInterface
Socket_SetMulticastLoopBack
Socket_SetTtl
Socket_TcpListen
Trace_Reset
Update_ReplaceAddressRecordsW
Util_IsIp6Running

Sections

.text
Size: 516KB - Virtual size: 516KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 36KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 25KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5d43f4933bfc2d50b9ecf81a4e9c29f4

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

api-ms-win-core-crt-l1-1-0

api-ms-win-core-crt-l2-1-0

api-ms-win-core-errorhandling-l1-1-1

api-ms-win-core-file-l1-2-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-heap-l1-2-0

api-ms-win-core-libraryloader-l1-1-1

api-ms-win-core-localization-l1-2-0

api-ms-win-core-registry-l1-1-0

api-ms-win-core-heap-obsolete-l1-1-0

api-ms-win-core-processenvironment-l1-2-0

api-ms-win-core-processthreads-l1-1-1

api-ms-win-core-profile-l1-1-0

api-ms-win-core-string-l1-1-0

api-ms-win-core-sysinfo-l1-2-0

api-ms-win-core-synch-l1-2-0

api-ms-win-core-util-l1-1-0

api-ms-win-core-threadpool-l1-2-0

ws2_32

ntdll

nsi

api-ms-win-core-debug-l1-1-1

api-ms-win-core-timezone-l1-1-0

api-ms-win-core-delayload-l1-1-1

Exports

Exports

Sections

.text Size: 516KB - Virtual size: 516KB

.data Size: 20KB - Virtual size: 20KB

.pdata Size: 36KB - Virtual size: 35KB

.idata Size: 7KB - Virtual size: 7KB

.rsrc Size: 25KB - Virtual size: 24KB

.reloc Size: 3KB - Virtual size: 2KB

.text
Size: 516KB - Virtual size: 516KB

.data
Size: 20KB - Virtual size: 20KB

.pdata
Size: 36KB - Virtual size: 35KB

.idata
Size: 7KB - Virtual size: 7KB

.rsrc
Size: 25KB - Virtual size: 24KB

.reloc
Size: 3KB - Virtual size: 2KB