psshutdown[.]exe

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General

Target

psshutdown.exe
Size

674KB
MD5

31e8e12d02a6cac9088d89215cf4552c
SHA1

587c934f44ec69520d465e13ca7b3b43dd172a41
SHA256

13fd3ad690c73cf0ad26c6716d4e9d1581b47c22fb7518b1d3bf9cfb8f9e9123
SHA512

c787f30dd6b1caeee39b6c0f4380e8c782cbb5b2240c8657ef604b2a42c94f663f89a3c82a52c30b501d8059a7a743beeb1ac43b87529c51834378622a655a8a
SSDEEP

12288:91GkqvKoSr6P8/nnIavz7zCph0lhSMXleTtfDKi:Lrqyo4DnIaL7zoh0lhSMXlUOi

Score

1^/10

Malware Config

Signatures

Files

psshutdown.exe
.exe windows:6 windows x86 arch:x86

6f3defa520c038b2ac3d0d132cd7f0cc

Code Sign

33:00:00:02:cb:b7:75:39:fb:02:71:42:36:00:00:00:00:02:cb
Certificate

Issuer

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

Not Before

12-05-2022 20:45

Not After

11-05-2023 20:45

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

4c:be:4e:fe:74:a0:1f:88:47:cf:f0:c9:6e:2c:52:93:bb:3e:4e:d4:a7:81:46:0e:0d:2c:c9:8a:23:a6:bb:27
Signer

Actual PE Digest

4c:be:4e:fe:74:a0:1f:88:47:cf:f0:c9:6e:2c:52:93:bb:3e:4e:d4:a7:81:46:0e:0d:2c:c9:8a:23:a6:bb:27

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

PDB Paths

D:\a\1\s\psshutdown\exe\Win32\Release\psshutdown.pdb

Imports

version

VerQueryValueW
GetFileVersionInfoSizeW
GetFileVersionInfoA
GetFileVersionInfoW
VerQueryValueA
GetFileVersionInfoSizeA

netapi32

NetServerEnum
NetApiBufferFree

ws2_32

WSAStartup
gethostname
inet_ntoa
gethostbyname

mpr

WNetCancelConnection2A
WNetAddConnection2A

kernel32

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

user32

SetWindowTextA
GetDlgItem
SetCursor
DialogBoxIndirectParamA
SendMessageA
GetSysColorBrush
InflateRect
LoadCursorA
PostMessageA
ExitWindowsEx
EndDialog

gdi32

StartPage
EndDoc
StartDocA
SetMapMode
GetDeviceCaps
EndPage

comdlg32

PrintDlgA

advapi32

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

Sections

.text
Size: 148KB - Virtual size: 147KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 82KB - Virtual size: 82KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 423KB - Virtual size: 422KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6f3defa520c038b2ac3d0d132cd7f0cc

Code Sign

33:00:00:02:cb:b7:75:39:fb:02:71:42:36:00:00:00:00:02:cbCertificate

Extended Key Usages

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

Key Usages

4c:be:4e:fe:74:a0:1f:88:47:cf:f0:c9:6e:2c:52:93:bb:3e:4e:d4:a7:81:46:0e:0d:2c:c9:8a:23:a6:bb:27Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

version

netapi32

ws2_32

mpr

kernel32

user32

gdi32

comdlg32

advapi32

Sections

.text Size: 148KB - Virtual size: 147KB

.rdata Size: 82KB - Virtual size: 82KB

.data Size: 3KB - Virtual size: 6KB

.rsrc Size: 423KB - Virtual size: 422KB

.reloc Size: 7KB - Virtual size: 6KB

33:00:00:02:cb:b7:75:39:fb:02:71:42:36:00:00:00:00:02:cb
Certificate

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

4c:be:4e:fe:74:a0:1f:88:47:cf:f0:c9:6e:2c:52:93:bb:3e:4e:d4:a7:81:46:0e:0d:2c:c9:8a:23:a6:bb:27
Signer

.text
Size: 148KB - Virtual size: 147KB

.rdata
Size: 82KB - Virtual size: 82KB

.data
Size: 3KB - Virtual size: 6KB

.rsrc
Size: 423KB - Virtual size: 422KB

.reloc
Size: 7KB - Virtual size: 6KB