psshutdown[.]exe

Sharing

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General

Target

psshutdown.exe
Size

842KB
MD5

ab0bbbcbf445146ce71346df41bb01ad
SHA1

8ceae3141a2032a22598adfa4b24e60270705fba
SHA256

f01468012f5de0fdbfa71202786085e7ef15237c80c9a9faaa5c30a3188cf385
SHA512

357b7e82e93f854c1969345f39ab7549039545245ae8954b876742dac3f0f8a5cf749cd51f521e79a68036dc554c99257ca594e11c07deddafae4171b54ed6e3
SSDEEP

24576:CFtjEis7o8zMIicGZJEiMl1SR6qiH2X+:CeE8zMIirsWR6qFX+

Score

1^/10

Malware Config

Signatures

Files

psshutdown.exe
.exe windows x86

38e28a24c9f1c4f16971d2b60591af6c

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

16:ce:34:7e:7a:25:56:ed:ac:96:f7:af:2d:ee:ac:ed:16:87:84:60:cb:72:8d:b7:19:13:79:b0:63:89:f2:19
Signer

Actual PE Digest

16:ce:34:7e:7a:25:56:ed:ac:96:f7:af:2d:ee:ac:ed:16:87:84:60:cb:72:8d:b7:19:13:79:b0:63:89:f2:19

Digest Algorithm

sha256

PE Digest Matches

true

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

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
DecodePointer
MultiByteToWideChar
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetStringTypeW
GetProcessHeap
SetConsoleCtrlHandler
HeapSize
HeapReAlloc
WriteConsoleW
SetEndOfFile
WideCharToMultiByte
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
InterlockedPushEntrySList
InterlockedFlushSList
RtlUnwind
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
EncodePointer
RaiseException
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

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

Sections

.text
Size: 346KB - Virtual size: 345KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 75KB - Virtual size: 74KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 397KB - Virtual size: 397KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

38e28a24c9f1c4f16971d2b60591af6c

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

16:ce:34:7e:7a:25:56:ed:ac:96:f7:af:2d:ee:ac:ed:16:87:84:60:cb:72:8d:b7:19:13:79:b0:63:89:f2:19Signer

Headers

DLL Characteristics

File Characteristics

Imports

version

netapi32

ws2_32

mpr

kernel32

user32

gdi32

comdlg32

advapi32

Sections

.text Size: 346KB - Virtual size: 345KB

.rdata Size: 75KB - Virtual size: 74KB

.data Size: 3KB - Virtual size: 10KB

.rsrc Size: 397KB - Virtual size: 397KB

.reloc Size: 11KB - Virtual size: 11KB

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

16:ce:34:7e:7a:25:56:ed:ac:96:f7:af:2d:ee:ac:ed:16:87:84:60:cb:72:8d:b7:19:13:79:b0:63:89:f2:19
Signer

.text
Size: 346KB - Virtual size: 345KB

.rdata
Size: 75KB - Virtual size: 74KB

.data
Size: 3KB - Virtual size: 10KB

.rsrc
Size: 397KB - Virtual size: 397KB

.reloc
Size: 11KB - Virtual size: 11KB