Assist-win-Setup[.]exe

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General

Target

Assist-win-Setup.exe
Size

18.9MB
MD5

ad82c45b85eb505d487a170c767765df
SHA1

cd341460c5e348ac4129b74e7f3b66c04919629c
SHA256

aa23c1f9140207af1cc00b8fc786c628758ed88f0ab7292c558f160efe5500dd
SHA512

4bf0f67be348b6ed872dde6abb641906ac42cb88e87a1b1e5d2afb6c9de3a640569260f8b75955aea5e6c6d9200b58ba4515fcbf0fbc8c51e5503fae70dd0d07
SSDEEP

393216:/8flUO+/aokj2bdvNw9Bm9aIhNq9KoiPT1I8Coyhd8owBlCsjtkLZc:/8yK2yI0KnPT1sdtDZc

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Assist-win-Setup.exe

Files

Assist-win-Setup.exe
.exe windows:6 windows x86 arch:x86

Password: https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/sdk-7.0.408-windows-x64-installe

45a3847720d75d596d00c9736f6fe6a0

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

D:\a\velopack\velopack\src\Rust\target\i686-pc-windows-msvc\release\deps\setup.pdb

Imports

kernel32

InitOnceBeginInitialize
TlsAlloc
InitOnceComplete
TlsFree
TryAcquireSRWLockExclusive
GetStdHandle
FlushFileBuffers
WaitForSingleObject
MultiByteToWideChar
WriteConsoleW
SetLastError
CreateWaitableTimerExW
SetWaitableTimer
Sleep
QueryPerformanceCounter
QueryPerformanceFrequency
GetModuleHandleW
FormatMessageW
GetCurrentDirectoryW
ReleaseMutex
WaitForSingleObjectEx
LoadLibraryA
GetCurrentProcessId
CreateMutexA
RtlCaptureContext
GetEnvironmentVariableW
GetModuleFileNameW
CreateFileW
GetFileInformationByHandle
HeapSize
SetFilePointerEx
FindNextFileW
CreateDirectoryW
FindFirstFileW
FindClose
LCMapStringW
CompareStringW
SetHandleInformation
GetStringTypeW
SetStdHandle
SetEnvironmentVariableW
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
CompareStringOrdinal
GetSystemDirectoryW
GetWindowsDirectoryW
CreateProcessW
GetFileAttributesW
GetProcAddress
UpdateProcThreadAttribute
DeleteProcThreadAttributeList
CreateNamedPipeW
CreateThread
ReadFileEx
SleepEx
WriteFileEx
ExitProcess
GetExitCodeProcess
GetSystemTimeAsFileTime
AcquireSRWLockShared
ReleaseSRWLockShared
DeleteFileW
MoveFileExW
GetFileType
SystemTimeToFileTime
GetCPInfo
GetOEMCP
GetModuleHandleA
GetConsoleOutputCP
GetACP
IsValidCodePage
FindFirstFileExW
DecodePointer
GetCommandLineA
GetModuleHandleExW
WriteFile
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
EncodePointer
RtlUnwind
DuplicateHandle
GetCurrentProcess
TlsSetValue
TlsGetValue
RaiseException
GetFullPathNameW
GetSystemInfo
UnmapViewOfFile
IsProcessorFeaturePresent
GetStartupInfoW
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
InitializeSListHead
GetCurrentThreadId
CreateFileMappingW
SleepConditionVariableSRW
SwitchToThread
WakeAllConditionVariable
SetFileInformationByHandle
GetCurrentThread
GetFileInformationByHandleEx
MulDiv
CloseHandle
GetTimeZoneInformationForYear
LoadLibraryExW
SetConsoleTextAttribute
GetConsoleScreenBufferInfo
OpenProcess
SetConsoleMode
GetConsoleMode
HeapReAlloc
HeapFree
GetProcessHeap
HeapAlloc
lstrlenW
GetNativeSystemInfo
SetThreadStackGuarantee
AddVectoredExceptionHandler
MapViewOfFile
VirtualProtect
GetDiskFreeSpaceExW
GetProcessId
TerminateProcess
CopyFileExW
GetLastError
QueryFullProcessImageNameW
SetCurrentDirectoryW
CreateMutexW
SystemTimeToTzSpecificLocalTime
OutputDebugStringW
OutputDebugStringA
LoadLibraryExA
FreeLibrary
GetCommandLineW
ReleaseSRWLockExclusive
GlobalFree
GlobalAlloc
LocalFree
ExpandEnvironmentStringsW
VerifyVersionInfoW
InitializeProcThreadAttributeList
AcquireSRWLockExclusive
VerSetConditionMask

ntdll

NtReadFile
NtWriteFile
RtlInitUnicodeString
NtCreateFile
RtlNtStatusToDosError

bcrypt

BCryptGenRandom

advapi32

RegCloseKey
RegEnumKeyExW
RegGetValueW
RegQueryInfoKeyW
SystemFunction036
RegOpenKeyExW
RegQueryValueExW
RegSetKeyValueW
RegCreateKeyExW

crypt32

CertGetCertificateChain
CertEnumCertificatesInStore
CertAddCertificateContextToStore
CertDuplicateStore
CertCloseStore
CertDuplicateCertificateContext
CertFreeCertificateChain
CertDuplicateCertificateChain
CertFreeCertificateContext
CertOpenStore
CertVerifyCertificateChainPolicy

ws2_32

send
ioctlsocket
getsockname
getpeername
WSASend
WSARecv
recv
setsockopt
freeaddrinfo
WSASocketW
WSACleanup
WSAStartup
WSAGetLastError
getaddrinfo
select
getsockopt
WSADuplicateSocketW
closesocket
connect

secur32

DeleteSecurityContext
QueryContextAttributesW
FreeContextBuffer
FreeCredentialsHandle
AcceptSecurityContext
EncryptMessage
DecryptMessage
InitializeSecurityContextW
AcquireCredentialsHandleA

user32

DispatchMessageW
GetMessageW
IsChild
TranslateMessage
GetWindow
AllowSetForegroundWindow
EndDialog
UpdateWindow
DestroyCursor
EndDeferWindowPos
DeferWindowPos
ScreenToClient
AdjustWindowRectEx
GetSystemMetrics
GetClassInfoExW
GetParent
IsDialogMessageW
GetWindowRect
LoadAcceleratorsW
LoadImageW
BeginDeferWindowPos
TranslateAcceleratorW
PostQuitMessage
GetAncestor
EnumChildWindows
RegisterClassExW
SetUserObjectInformationW
SetProcessDPIAware
GetWindowLongW
ReleaseDC
ShowWindow
InvalidateRect
SendMessageW
FillRect
EndPaint
GetDesktopWindow
BeginPaint
SetTimer
SetFocus
GetFocus
GetDC
GetClientRect
DefWindowProcW
LoadIconW
LoadCursorW
DestroyIcon
CreateDialogParamW
SetWindowLongW
DestroyAcceleratorTable
CreateWindowExW
SystemParametersInfoW

gdi32

DeleteDC
SetStretchBltMode
CreateBitmap
StretchBlt
BitBlt
DeleteObject
SelectObject
CreateSolidBrush
GetDeviceCaps
CreateFontIndirectW
CreateCompatibleBitmap
CreateCompatibleDC

ole32

CoInitializeEx
CoTaskMemAlloc
CoTaskMemFree
CoCreateInstance

propsys

InitPropVariantFromStringVector

comctl32

TaskDialogIndirect
InitCommonControls

psapi

EnumProcesses

shell32

ShellExecuteW
SHGetKnownFolderPath

oleaut32

GetErrorInfo
SysFreeString
SysStringLen

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 836KB - Virtual size: 835KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 120KB - Virtual size: 120KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 77KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/sdk-7.0.408-windows-x64-installe

45a3847720d75d596d00c9736f6fe6a0

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

ntdll

bcrypt

advapi32

crypt32

ws2_32

secur32

user32

gdi32

ole32

propsys

comctl32

psapi

shell32

oleaut32

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.rdata Size: 836KB - Virtual size: 835KB

.data Size: 3KB - Virtual size: 5KB

.rsrc Size: 120KB - Virtual size: 120KB

.reloc Size: 77KB - Virtual size: 76KB

.text
Size: 1.6MB - Virtual size: 1.6MB

.rdata
Size: 836KB - Virtual size: 835KB

.data
Size: 3KB - Virtual size: 5KB

.rsrc
Size: 120KB - Virtual size: 120KB

.reloc
Size: 77KB - Virtual size: 76KB