Static task
static1
Behavioral task
behavioral1
Sample
nssm.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
nssm.exe
Resource
win10v2004-20231215-en
General
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Target
nssm.exe
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Size
288KB
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MD5
d9ec6f3a3b2ac7cd5eef07bd86e3efbc
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SHA1
e1908caab6f938404af85a7df0f80f877a4d9ee6
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SHA256
472232ca821b5c2ef562ab07f53638bc2cc82eae84cea13fbe674d6022b6481c
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SHA512
1b6b8702dca3cb90fe64c4e48f2477045900c5e71dd96b84f673478bab1089febfa186bfc55aebd721ca73db1669145280ebb4e1862d3b9dc21f712cd76a07c4
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SSDEEP
6144:4BULviqYnI3QA7JTXRnZSHL2GZbkG/TZgLgst2rDkXNBD:wqBlG/TZgUsxXNBD
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource nssm.exe
Files
-
nssm.exe.exe windows:5 windows x86 arch:x86
18e3eac3e047c2416ca9a716d742272f
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
shlwapi
PathUnquoteSpacesW
PathFindExtensionW
kernel32
CreateThread
SetHandleInformation
CreatePipe
DuplicateHandle
GetCommandLineW
TlsAlloc
GetProcessTimes
OpenProcess
Thread32Next
Thread32First
CreateToolhelp32Snapshot
GenerateConsoleCtrlEvent
SetConsoleCtrlHandler
GetExitCodeProcess
Process32NextW
Process32FirstW
SetCurrentDirectoryW
GetCurrentDirectoryW
GetWindowsDirectoryW
DeleteCriticalSection
UnregisterWait
WaitForSingleObject
LeaveCriticalSection
SetWaitableTimer
EnterCriticalSection
ResumeThread
SetProcessAffinityMask
RegisterWaitForSingleObject
GetSystemTimeAsFileTime
CreateWaitableTimerW
InitializeCriticalSection
ReadFile
CreateFileA
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
HeapSize
RtlUnwind
GetLocaleInfoA
GetStringTypeW
GetStringTypeA
LCMapStringW
LCMapStringA
FlushFileBuffers
GetConsoleMode
GetConsoleCP
WideCharToMultiByte
VirtualAlloc
HeapReAlloc
GetTickCount
QueryPerformanceCounter
VirtualFree
SetLastError
HeapCreate
SetStdHandle
InitializeCriticalSectionAndSpinCount
LoadLibraryA
GetFileInformationByHandle
Sleep
SystemTimeToFileTime
CloseHandle
CompareFileTime
FileTimeToSystemTime
MoveFileW
GetSystemTime
CreateFileW
SetFilePointer
SetEndOfFile
WriteFile
FreeLibrary
GetProcAddress
LoadLibraryW
GetCurrentProcess
GetProcessAffinityMask
FindResourceExW
LoadResource
GetModuleHandleW
LocalFree
TlsGetValue
LocalAlloc
TlsSetValue
GetUserDefaultLangID
FormatMessageW
GetModuleFileNameW
CreateProcessW
TerminateProcess
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
AllocConsole
SetConsoleTitleW
GetStdHandle
FillConsoleOutputAttribute
FillConsoleOutputCharacterW
GetConsoleWindow
GetCurrentProcessId
FreeConsole
GetProcessHeap
HeapAlloc
GetComputerNameW
HeapFree
GetLastError
GetCurrentThreadId
TlsFree
IsValidCodePage
MultiByteToWideChar
ExitProcess
SetHandleCount
GetFileType
GetStartupInfoA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetCPInfo
InterlockedIncrement
InterlockedDecrement
GetACP
GetOEMCP
GetModuleFileNameA
user32
EnumWindows
PostThreadMessageW
PostMessageW
LoadImageW
SetWindowLongW
GetMessageW
IsDialogMessageW
TranslateMessage
DispatchMessageW
DestroyWindow
PostQuitMessage
ShowWindow
SetFocus
GetWindowLongW
CheckRadioButton
SetWindowPos
SetDlgItemInt
SetDlgItemTextW
SendMessageW
GetDlgItemTextW
GetDlgItem
EnableWindow
GetDlgItemInt
SendDlgItemMessageW
GetWindowRect
GetDesktopWindow
MoveWindow
CreateDialogIndirectParamW
MessageBoxW
MessageBoxIndirectW
GetSystemMenu
EnableMenuItem
GetWindowThreadProcessId
GetSystemMetrics
comdlg32
GetOpenFileNameW
advapi32
CreateServiceW
StartServiceW
ControlService
SetServiceStatus
DeleteService
QueryServiceConfig2W
ChangeServiceConfig2W
ChangeServiceConfigW
QueryServiceConfigW
OpenServiceW
GetServiceKeyNameW
EnumServicesStatusW
OpenSCManagerW
QueryServiceStatus
RegDeleteKeyW
RegOpenKeyExW
RegQueryValueExW
RegCloseKey
RegCreateKeyExW
RegSetValueExW
StartServiceCtrlDispatcherW
AllocateAndInitializeSid
CheckTokenMembership
RegDeleteValueW
IsTextUnicode
RegisterEventSourceW
ReportEventW
DeregisterEventSource
GetServiceDisplayNameW
CloseServiceHandle
LsaEnumerateAccountRights
LsaAddAccountRights
FreeSid
LsaLookupSids
LsaClose
LsaLookupNames
LsaFreeMemory
IsValidSid
GetSidSubAuthorityCount
GetSidLengthRequired
GetSidIdentifierAuthority
InitializeSid
GetSidSubAuthority
LsaOpenPolicy
LsaNtStatusToWinError
RegisterServiceCtrlHandlerExW
shell32
ShellExecuteExW
Sections
.text Size: 111KB - Virtual size: 111KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 18KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 152KB - Virtual size: 151KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ