svchost[.]exe | Triage

Resubmissions

25-02-2024 12:41

240225-pw37tace61 1

25-02-2024 12:38

240225-pvccpsce2t 1

25-02-2024 12:37

240225-ptsy3acd9t 1

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General

Target

svchost.exe
Size

54KB
MD5

145dcf6706eeea5b066885ee17964c09
SHA1

445f5f38365af88ec29b357f4696f0e3ee50a1d8
SHA256

f13de58416730d210dab465b242e9c949fb0a0245eef45b07c381f0c6c8a43c3
SHA512

0df69957eb46166c262933f31560575b606304a70ae89588080d071b08220827e7d349aec899d780559fb297071f3810dd458445483568b3367419e2b9830d01
SSDEEP

768:TCsmFHQ68l82s0GSNvJmEbcetbPamvK+mdGqTnXulYC68HVtQ8fB+1P09z5:T12HQC2s0GivbBti/cY4w8gPcz5

Score

1^/10

Malware Config

Signatures

Files

svchost.exe
.exe windows:10 windows x64 arch:x64

247b9220e5d9b720a82b2c8b5069ad69

Code Sign

33:00:00:04:50:0d:a4:5d:0a:6c:7a:8a:57:00:00:00:00:04:50
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08-08-2023 18:38

Not After

07-08-2024 18:38

Subject

CN=Microsoft Windows Publisher,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19-10-2011 18:41

Not After

19-10-2026 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

40:ea:10:cd:f8:50:d3:68:4f:6f:b0:62:eb:c1:0d:63:e7:02:ae:93:10:7c:7f:25:b4:00:63:29:3c:32:fc:17
Signer

Actual PE Digest

40:ea:10:cd:f8:50:d3:68:4f:6f:b0:62:eb:c1:0d:63:e7:02:ae:93:10:7c:7f:25:b4:00:63:29:3c:32:fc:17

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

svchost.pdb

Imports

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

_initterm
_initterm_e
__wgetmainargs
exit

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

QueryPerformanceCounter

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

GetCurrentProcess
GetCurrentThreadId
GetCurrentProcessId
OpenProcessToken
TerminateProcess
SetProcessAffinityUpdateMode
ExitProcess

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

GetSystemTimeAsFileTime
GetTickCount64
GetTickCount

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

RtlLookupFunctionEntry
RtlCaptureContext
RtlVirtualUnwind

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

GetLastError
SetErrorMode
SetUnhandledExceptionFilter
UnhandledExceptionFilter

api-ms-win-service-private-l1-1-3

I_RegisterSvchostNotificationCallback

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

qsort_s
memcpy
memset
_wcsicmp

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

GetProcAddress
FreeLibrary
LoadLibraryExW

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

HeapFree
GetProcessHeap
HeapAlloc
HeapSetInformation

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

LeaveCriticalSection
ReleaseSRWLockShared
AcquireSRWLockShared
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
EnterCriticalSection

api-ms-win-service-winsvc-l1-1-0

RegisterServiceCtrlHandlerW

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

SetServiceStatus
StartServiceCtrlDispatcherW

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

MultiByteToWideChar
WideCharToMultiByte
CompareStringOrdinal

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

RegCloseKey
RegQueryValueExW
RegDisablePredefinedCacheEx
RegOpenKeyExW
RegGetValueW
RegEnumKeyExW

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

ExpandEnvironmentStringsW
GetCommandLineW

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

SetProcessMitigationPolicy

api-ms-win-core-processthreads-l1-1-2

SetProtectedPolicy

rpcrt4

RpcServerUnregisterIf
I_RpcMapWin32Status
RpcMgmtSetServerStackSize
I_RpcServerDisableExceptionFilter
RpcServerUseProtseqEpW
RpcServerUnregisterIfEx
RpcMgmtStopServerListening
RpcServerListen
RpcMgmtWaitServerListen
RpcServerRegisterIf

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

LCMapStringW

api-ms-win-security-base-l1-1-0

SetSecurityDescriptorGroup
SetSecurityDescriptorDacl
MakeAbsoluteSD
AddAccessAllowedAce
GetTokenInformation
GetLengthSid
InitializeAcl
SetSecurityDescriptorOwner
InitializeSecurityDescriptor

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

CloseHandle

api-ms-win-eventing-provider-l1-1-0

EventRegister
EventSetInformation
EventWriteTransfer

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

bsearch_s

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

ActivateActCtx
DeactivateActCtx
ReleaseActCtx
CreateActCtxW

api-ms-win-core-threadpool-private-l1-1-0

RegisterWaitForSingleObjectEx

ntdll

RtlQueryHeapInformation
TpAllocTimer
_vsnwprintf
EtwEventEnabled
TpReleaseWait
RtlNtStatusToDosErrorNoTeb
TpSetWait
TpAllocWait
EtwEventRegister
RtlUnhandledExceptionFilter
NtSetInformationProcess
RtlSetProcessIsCritical
TpSetTimerEx
TpSetTimer
RtlImageNtHeader
RtlValidSecurityDescriptor
NtQuerySystemInformation
RtlRunOnceExecuteOnce
RtlNtStatusToDosError
RtlFreeHeap
EtwEventWrite
TpReleaseTimer
RtlInitializeCriticalSection
RtlInitializeSid
RtlSubAuthoritySid
RtlGetDeviceFamilyInfoEnum
RtlReleaseSRWLockExclusive
RtlSubAuthorityCountSid
RtlAcquireSRWLockExclusive
RtlLengthRequiredSid
RtlDeriveCapabilitySidsFromName
RtlCopySid
TpWaitForTimer
RtlAllocateHeap

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

LocalAlloc
LocalFree

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

ResolveDelayLoadedAPI

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

DelayLoadFailureHook

Sections

.text
Size: 23KB - Virtual size: 22KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 48B

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: 512B - Virtual size: 108B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

247b9220e5d9b720a82b2c8b5069ad69

Code Sign

33:00:00:04:50:0d:a4:5d:0a:6c:7a:8a:57:00:00:00:00:04:50Certificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

40:ea:10:cd:f8:50:d3:68:4f:6f:b0:62:eb:c1:0d:63:e7:02:ae:93:10:7c:7f:25:b4:00:63:29:3c:32:fc:17Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

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

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

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

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

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

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

api-ms-win-service-private-l1-1-3

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

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

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

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

api-ms-win-service-winsvc-l1-1-0

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

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

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

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

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

api-ms-win-core-processthreads-l1-1-2

rpcrt4

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

api-ms-win-security-base-l1-1-0

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

api-ms-win-eventing-provider-l1-1-0

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

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

api-ms-win-core-threadpool-private-l1-1-0

ntdll

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

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

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

Sections

.text Size: 23KB - Virtual size: 22KB

.rdata Size: 14KB - Virtual size: 13KB

.data Size: 512B - Virtual size: 2KB

.pdata Size: 2KB - Virtual size: 1KB

.didat Size: 512B - Virtual size: 48B

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 512B - Virtual size: 108B

33:00:00:04:50:0d:a4:5d:0a:6c:7a:8a:57:00:00:00:00:04:50
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

40:ea:10:cd:f8:50:d3:68:4f:6f:b0:62:eb:c1:0d:63:e7:02:ae:93:10:7c:7f:25:b4:00:63:29:3c:32:fc:17
Signer

.text
Size: 23KB - Virtual size: 22KB

.rdata
Size: 14KB - Virtual size: 13KB

.data
Size: 512B - Virtual size: 2KB

.pdata
Size: 2KB - Virtual size: 1KB

.didat
Size: 512B - Virtual size: 48B

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 512B - Virtual size: 108B