psshutdown64[.]exe

Sharing

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General

Target

psshutdown64.exe
Size

1.1MB
MD5

dd2fe1221765a1592b185bc622ab92d0
SHA1

7f0d34fcd09332c2e5ffedfc9dc9fafb8ed7002f
SHA256

d4f9066a397b62af543f9673e5e2e982f7ddfc9d51b84cd7c576b102ea6df9d3
SHA512

f188744e5990e42f19a3405727a49e3d359c10d471f791ec9ed3cc70391b333bd2a68e285fd0426752815f83b843a2b4e43ccf1547746b06db24285f7469f844
SSDEEP

24576:8d/u5BgBa7pJM3U1k++NT49sK5xsPJDGWmc:Ma1JMk1D6pGhc

Score

1^/10

Malware Config

Signatures

Files

psshutdown64.exe
.exe windows x64

b254bb1a38d82df173f0f7db73888af7

Code Sign

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:df
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/12/2020, 21:31

Not After

02/12/2021, 21:31

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

c5:a7:41:f6:4d:36:4e:2d:2c:31:23:03:03:1b:12:f1:5c:66:0f:75:75:f3:a7:39:d7:37:c8:02:b6:59:3d:53
Signer

Actual PE Digest

c5:a7:41:f6:4d:36:4e:2d:2c:31:23:03:03:1b:12:f1:5c:66:0f:75:75:f3:a7:39:d7:37:c8:02:b6:59:3d:53

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

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

23/03/2023, 16:06
Valid: false

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

Imports

version

VerQueryValueA
GetFileVersionInfoSizeW
GetFileVersionInfoSizeA
GetFileVersionInfoW
GetFileVersionInfoA
VerQueryValueW

netapi32

NetApiBufferFree
NetServerEnum

ws2_32

gethostbyname
gethostname
WSAStartup
inet_ntoa

mpr

WNetAddConnection2A
WNetCancelConnection2A

kernel32

CloseHandle
GetLastError
ConnectNamedPipe
SetEvent
WaitForSingleObject
Sleep
GetCurrentProcess
GetTickCount
GetSystemDirectoryA
FreeLibrary
LoadResource
LockResource
SizeofResource
FormatMessageA
FindResourceA
GetComputerNameA
VerifyVersionInfoA
WriteFile
GetConsoleScreenBufferInfo
LoadLibraryA
ReadFile
GetLocalTime
VerifyVersionInfoW
FindClose
OutputDebugStringW
SetFilePointerEx
GetFileSizeEx
GetConsoleOutputCP
FlushFileBuffers
ReadConsoleW
PeekConsoleInputA
ReadConsoleInputW
GetNumberOfConsoleInputEvents
SetConsoleMode
GetConsoleMode
DeleteFileA
CreateFileA
VerSetConditionMask
GetModuleFileNameW
GetModuleFileNameA
LocalAlloc
LocalFree
GetModuleHandleA
GetProcAddress
GetFileType
GetCommandLineW
GetStdHandle
LoadLibraryExA
GetVersionExA
SetLastError
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
GetEnvironmentStringsW
RtlUnwind
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetStringTypeW
GetProcessHeap
SetConsoleCtrlHandler
HeapSize
HeapReAlloc
WriteConsoleW
SetEndOfFile
WideCharToMultiByte
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
EncodePointer
RaiseException
RtlPcToFileHeader
ExitProcess
GetModuleHandleExW
GetConsoleCP
SetStdHandle
CreateThread
ExitThread
ResumeThread
FreeLibraryAndExitThread
GetCommandLineA
GetCurrentThread
HeapFree
HeapAlloc
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
CreateFileW

user32

GetDlgItem
EndDialog
DialogBoxIndirectParamA
SendMessageA
SetCursor
GetSysColorBrush
InflateRect
LoadCursorA
ExitWindowsEx
SetWindowTextA

gdi32

StartPage
EndDoc
StartDocA
SetMapMode
GetDeviceCaps
EndPage

comdlg32

PrintDlgA

advapi32

CloseServiceHandle
LookupAccountSidA
GetTokenInformation
StartServiceA
QueryServiceStatus
OpenServiceA
OpenSCManagerA
DeleteService
CreateServiceA
ControlService
RegConnectRegistryA
LogonUserA
LookupPrivilegeValueA
RevertToSelf
ImpersonateLoggedOnUser
AdjustTokenPrivileges
OpenProcessToken
RegSetValueExA
RegQueryValueExW
RegQueryValueExA
RegOpenKeyExA
RegOpenKeyA
RegCreateKeyA
RegCloseKey

Sections

.text
Size: 428KB - Virtual size: 428KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 114KB - Virtual size: 114KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 23KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 510KB - Virtual size: 510KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b254bb1a38d82df173f0f7db73888af7

Code Sign

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:dfCertificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

c5:a7:41:f6:4d:36:4e:2d:2c:31:23:03:03:1b:12:f1:5c:66:0f:75:75:f3:a7:39:d7:37:c8:02:b6:59:3d:53Signer

Signature Validations

Verification

23/03/2023, 16:06 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

version

netapi32

ws2_32

mpr

kernel32

user32

gdi32

comdlg32

advapi32

Sections

.text Size: 428KB - Virtual size: 428KB

.rdata Size: 114KB - Virtual size: 114KB

.data Size: 3KB - Virtual size: 12KB

.pdata Size: 23KB - Virtual size: 23KB

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 510KB - Virtual size: 510KB

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

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:df
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

c5:a7:41:f6:4d:36:4e:2d:2c:31:23:03:03:1b:12:f1:5c:66:0f:75:75:f3:a7:39:d7:37:c8:02:b6:59:3d:53
Signer

23/03/2023, 16:06
Valid: false

.text
Size: 428KB - Virtual size: 428KB

.rdata
Size: 114KB - Virtual size: 114KB

.data
Size: 3KB - Virtual size: 12KB

.pdata
Size: 23KB - Virtual size: 23KB

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 510KB - Virtual size: 510KB

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