KLSetup v1[.]39[.]exe

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General

Target
KLSetup v1.39.exe
Size 116.5MB
Sample261020-vpd71asycw
SHA256 045e9da3fc49792cb481b61e1fa4a087f7c6643944d24902fe34d7e448d2d3fc
MD5 791d5699b4997b0c2ad01e92eab53766
SHA1 106beee89a5880b12036f56d6b3e8f5994940c6f
SHA512 9f8f66cf22491688d507a3ab752eb9bb7c21f5bb1c13aa8112380b12738e531a4a6adf47a74d466bf29667e1fbe43c457b2d5ec213c33221ce529c4074aff90f
SSDEEP 3145728:CQtZbgPeTxS6Pmt7qYl2tDxvOC+RfqgKxpsVVK9S:pbfSht7Qt9vOCefqgks3K8
TLSH
T171483333F54A533AE43AAD761965E884483F6F11691FCD6383AC3E08DE6D4302D2EB56
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

installer

Malware Config

Signatures

Untrusted Codesign Signers 1 IoCs

Codesigned file was signed by an untrusted entity.

resource
KLSetup v1.39.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

KLSetup v1.39.exe

.exe 116.5MB

KLSetup v1.39.exe

IMPHASH e8ac1646024d52d1534a88da2e8037cd
SHA256 045e9da3fc49792cb481b61e1fa4a087f7c6643944d24902fe34d7e448d2d3fc
MD5 791d5699b4997b0c2ad01e92eab53766
SHA1 106beee89a5880b12036f56d6b3e8f5994940c6f
SHA512 9f8f66cf22491688d507a3ab752eb9bb7c21f5bb1c13aa8112380b12738e531a4a6adf47a74d466bf29667e1fbe43c457b2d5ec213c33221ce529c4074aff90f
SSDEEP 3145728:CQtZbgPeTxS6Pmt7qYl2tDxvOC+RfqgKxpsVVK9S:pbfSht7Qt9vOCefqgks3K8
TLSH
T171483333F54A533AE43AAD761965E884483F6F11691FCD6383AC3E08DE6D4302D2EB56
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x86 arch:x86

Untrusted Codesign Signers

Codesigned file was signed by an untrusted entity.
Inno Setup is an open-source installation builder for Windows applications.

Inno Setup installer

installer

PE Signature issue

Digest

cf:31:33:dc:52:f7:9a:24:c5:26:a5:a5:b7:81:97:ed:04:20:43:24:e5:10:21:c3:bd:8b:3d:89:25:47:06:f6

Digest Algorithm

sha256

PE Digests Matches

Trusted

Not trusted

Signing Certificate

SERIALNUMBER=1207100009841,CN=KLAUNCHER LLC,O=KLAUNCHER LLC,STREET=ul Zavodskaya\, 2A kv 75,L=Donskoy,ST=Tula Oblast,C=RU,1.3.6.1.4.1.311.60.2.1.2=#130b54756c61204f626c617374,1.3.6.1.4.1.311.60.2.1.3=#13025255,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Chains

Oct 6, 2026

Subject

Serial Number

3b:e8:7d:00:76:01:be:0c:2c:da:eb:03

Issuer

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

May 6, 2026 - Dec 11, 2026

Subject

CN=Globalsign R45 TSA for CodeSign 202510,O=GlobalSign nv-sa,C=BE

Serial Number

84:72:3f:c1:95:cc:16:f1:db:2b:a2:f6:60:df:2b:e4

Issuer

CN=GlobalSign Offline R45 Timestamping CA 2025,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Oct 15, 2025 - Jan 10, 2037

Subject

CN=GlobalSign Offline R45 Timestamping CA 2025,O=GlobalSign nv-sa,C=BE

Serial Number

83:da:86:37:b7:9f:0c:84:0c:94:7b:84:0a:52:78:1f

Issuer

CN=GlobalSign Timestamping Root R45,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jul 16, 2025 - Jul 16, 2041

Subject

CN=GlobalSign Timestamping Root R45,O=GlobalSign nv-sa,C=BE

Serial Number

78:4a:aa:81:73:66:9c:90:09:54:e4:21:c9:47:eb:c0

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Dec 9, 2020 - Dec 10, 2034

Subject

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Serial Number

45:e6:bb:03:83:33:c3:85:65:48:e6:ff:45:51

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Dec 10, 2014 - Dec 10, 2034

Minor OS version

Major OS version

Entry point

720936

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 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 InitializeCriticalSection GetSystemWindowsDirectoryW GetThreadPriority SetThreadPriority GetCurrentProcess VirtualAlloc GetCommandLineW GetSystemInfo GetTempPathW LeaveCriticalSection GetProcAddress ResumeThread GetVersionExW VerifyVersionInfoW HeapCreate LCMapStringW VerSetConditionMask GetDiskFreeSpaceW FindFirstFileW GetUserDefaultUILanguage lstrlenW QueryPerformanceCounter SetEndOfFile HeapFree WideCharToMultiByte FindClose MultiByteToWideChar LoadLibraryW SetEvent CreateFileW GetLocaleInfoW GetSystemDirectoryW DeleteFileW GetLocalTime WaitForSingleObject WriteFile ExitThread DeleteCriticalSection TlsGetValue GetDateFormatW SetErrorMode 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

693KB

Virtual Size

693KB

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

69KB

Virtual Size

69KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

116KB

Virtual Size

116KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

KLSetup v1.39.exe

PE Signature issue

kernel32

comctl32

user32

oleaut32

advapi32

generic