lssi[.]exe | Triage

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General

Target

lssi.exe
Size

1.8MB
MD5

de8dfe3cde31f97092db961ca95ede01
SHA1

b5cca04e41b26452d9eac246020cf108ba390b5b
SHA256

b15dcb62dee1a8499b8ac63064a282a06abf0f7d0302c5e356cdb0c7b78415a9
SHA512

e938b412396346ce5e619133d5131f682fd34317518dd0fd5895f8c44e54fb2317238660662fa6b01dad5da7276af713b5fa5319bbb4e6f26330b79df33a08eb
SSDEEP

12288:5KgkE05UlNKjVZQ6s46jjxLEMn9rGmPCOkiXhL893ulLuYmkNoWa2jG:XlNKjVZQ6L0jxQMnLCOv89uuYLq

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
lssi.exe

Files

lssi.exe
.exe windows:6 windows x64 arch:x64

def5bb6a846d6428a3bab3c85bd05dd9

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

PDB Paths

C:\Users\pc\Source\Repos\LsassSilentProcessExit\x64\Debug\LsassSilentProcessExit.pdb

Imports

kernel32

GetProcAddress
GetModuleHandleW
OpenProcess
CreateRemoteThread
GetCurrentProcess
GetLastError
CreateFileW
FormatMessageA
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
LocalFree
EncodePointer
DecodePointer
MultiByteToWideChar
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
GetCurrentThreadId
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
RaiseException
QueryPerformanceCounter
GetCurrentProcessId
InitializeSListHead
GetStartupInfoW
HeapAlloc
HeapFree
GetProcessHeap
VirtualQuery
FreeLibrary
RtlPcToFileHeader
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
GetModuleFileNameW
LoadLibraryExW
HeapSize
HeapValidate
GetSystemInfo
GetModuleHandleExW
GetStdHandle
WriteFile
ExitProcess
GetCommandLineA
GetCommandLineW
GetCurrentThread
HeapReAlloc
HeapQueryInformation
GetFileType
OutputDebugStringW
WriteConsoleW
SetConsoleCtrlHandler
GetDateFormatW
GetTimeFormatW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
CloseHandle
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
GetTimeZoneInformation
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
RtlUnwind

advapi32

RegSetValueExA
RegCreateKeyA
RegCloseKey
LookupPrivilegeValueW
AdjustTokenPrivileges
OpenProcessToken

Sections

.textbss
Size: - Virtual size: 664KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 329KB - Virtual size: 328KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 73KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.msvcjmc
Size: 512B - Virtual size: 377B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 337B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 437B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

def5bb6a846d6428a3bab3c85bd05dd9

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

Sections

.textbss Size: - Virtual size: 664KB

.text Size: 1.4MB - Virtual size: 1.4MB

.rdata Size: 329KB - Virtual size: 328KB

.data Size: 10KB - Virtual size: 21KB

.pdata Size: 73KB - Virtual size: 72KB

.idata Size: 5KB - Virtual size: 4KB

.msvcjmc Size: 512B - Virtual size: 377B

.00cfg Size: 512B - Virtual size: 337B

_RDATA Size: 512B - Virtual size: 437B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 12KB - Virtual size: 11KB

.textbss
Size: - Virtual size: 664KB

.text
Size: 1.4MB - Virtual size: 1.4MB

.rdata
Size: 329KB - Virtual size: 328KB

.data
Size: 10KB - Virtual size: 21KB

.pdata
Size: 73KB - Virtual size: 72KB

.idata
Size: 5KB - Virtual size: 4KB

.msvcjmc
Size: 512B - Virtual size: 377B

.00cfg
Size: 512B - Virtual size: 337B

_RDATA
Size: 512B - Virtual size: 437B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 12KB - Virtual size: 11KB