Laft-Update[.]exe | Triage™

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General

Target
Laft-Update.exe
Size 63.1MB
Sample260603-yvpgpses71
SHA256 7e8592deeff71e6d891eadb87d327dd46e4f3a5b16461032e8267031556160f6
MD5 d98b0393e63a9d5895288a077ddf4303
SHA1 80857852e586d4c42d7be00af8382404a1a2e069
SHA512 e6766fe7c95ae449051174494c341eb18a5fa1e71cd01f44595b649b7c328773bae3280e67bdd15c72dd8915070922edb158f12b893cbac0ee058c2fcfe2c099
SSDEEP 1572864:edLBRSE/d2EADUF5sw2fAmutIs4wirgv7Lg+CClm7Gds1:wRdOAFawxmutIsL7E+aGu1
TLSH
T141E7333BA28B657ED46D257A3AB2B2105A377A7160578C239BF4C89CCF260701D3F746
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

installer

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Laft-Update.exe

Inno Setup is an open-source installation builder for Windows applications. 1 IoCs

Inno Setup installer

installer

resource	yara_rule
sample	innosetup

File Explorer

Laft-Update.exe

.exe 63.1MB

Laft-Update.exe

IMPHASH 88016fcdef7f227c62171d0afad9aae4
SHA256 7e8592deeff71e6d891eadb87d327dd46e4f3a5b16461032e8267031556160f6
MD5 d98b0393e63a9d5895288a077ddf4303
SHA1 80857852e586d4c42d7be00af8382404a1a2e069
SHA512 e6766fe7c95ae449051174494c341eb18a5fa1e71cd01f44595b649b7c328773bae3280e67bdd15c72dd8915070922edb158f12b893cbac0ee058c2fcfe2c099
SSDEEP 1572864:edLBRSE/d2EADUF5sw2fAmutIs4wirgv7Lg+CClm7Gds1:wRdOAFawxmutIsL7E+aGu1
TLSH
T141E7333BA28B657ED46D257A3AB2B2105A377A7160578C239BF4C89CCF260701D3F746
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.
Inno Setup is an open-source installation builder for Windows applications.

Inno Setup installer

installer

Minor OS version

Major OS version

Entry point

728672

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

kernel32

GetACP GetExitCodeProcess CloseHandle LocalFree SizeofResource VirtualProtect QueryPerformanceFrequency VirtualFree GetFullPathNameW GetProcessHeap ExitProcess HeapAlloc GetCPInfoExW CompareStringOrdinal RtlUnwind SetFilePointerEx GetCPInfo GetStdHandle GetModuleHandleW FreeLibrary HeapDestroy ReadFile CreateProcessW GetLastError GetModuleFileNameW SetLastError FindResourceW CreateThread CompareStringW GetFileSizeEx LoadLibraryA ResetEvent GetVolumeInformationW GetVersion GetDriveTypeW RaiseException FormatMessageW SwitchToThread GetExitCodeThread GetCurrentThread LoadLibraryExW LockResource GetCurrentThreadId UnhandledExceptionFilter VirtualQuery VirtualQueryEx Sleep EnterCriticalSection LoadResource SuspendThread GetTickCount GetStartupInfoW GetFileAttributesW GetCurrentDirectoryW InitializeCriticalSection GetSystemWindowsDirectoryW GetThreadPriority SetThreadPriority GetCurrentProcess VirtualAlloc GetCommandLineW GetSystemInfo GetTempPathW LeaveCriticalSection GetProcAddress ResumeThread GetVersionExW VerifyVersionInfoW HeapCreate LCMapStringW VerSetConditionMask GetDiskFreeSpaceW FindFirstFileW GetUserDefaultUILanguage lstrlenW SetEndOfFile QueryPerformanceCounter HeapFree WideCharToMultiByte FindClose MultiByteToWideChar LoadLibraryW SetEvent CreateFileW GetLocaleInfoW GetSystemDirectoryW DeleteFileW GetLocalTime WaitForSingleObject WriteFile ExitThread DeleteCriticalSection TlsGetValue GetDateFormatW IsValidLocale TlsSetValue CreateDirectoryW GetSystemDefaultUILanguage EnumCalendarInfoW LocalAlloc GetUserDefaultLangID RemoveDirectoryW CreateEventW SetThreadLocale GetThreadLocale

comctl32

InitCommonControls

user32

CreateWindowExW TranslateMessage CharLowerBuffW CallWindowProcW CharUpperW PeekMessageW GetSystemMetrics SetWindowLongW MessageBoxW DestroyWindow CharUpperBuffW CharNextW MsgWaitForMultipleObjects LoadStringW ExitWindowsEx DispatchMessageW

oleaut32

SafeArrayPutElement VariantInit VariantClear SysFreeString SafeArrayAccessData SysReAllocStringLen SafeArrayCreate SafeArrayGetElement SysAllocStringLen SafeArrayUnaccessData SafeArrayPtrOfIndex VariantCopy SafeArrayGetUBound SafeArrayGetLBound VariantChangeType

advapi32

ConvertStringSecurityDescriptorToSecurityDescriptorW OpenThreadToken AdjustTokenPrivileges LookupPrivilegeValueW RegOpenKeyExW OpenProcessToken FreeSid AllocateAndInitializeSid EqualSid RegQueryValueExW GetTokenInformation ConvertSidToStringSidW RegCloseKey

Name

.text

Size

702KB

Virtual Size

702KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.itext

Size

6KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

16KB

Virtual Size

15KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.bss

Size

Virtual Size

28KB

Characteristics

IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.didata

Size

512B

Virtual Size

420B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.edata

Size

512B

Virtual Size

113B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

Virtual Size

24B

Characteristics

IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

512B

Virtual Size

93B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

72KB

Virtual Size

71KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

55KB

Virtual Size

54KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

Laft-Update.exe

kernel32

comctl32

user32

oleaut32

advapi32

generic