VitalInstaller[.]exe

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General

Target
VitalInstaller.exe
Size 23.8MB
Sample260925-stctmafb72
SHA256 02a2392e3fc3dd97161c798dc28c5b1e97c862fadf5a3c9cdc6212678d156ed4
MD5 4fafa10339b7647020ad883d3aa4a98d
SHA1 af4a20d54a304542654dfd0f90511d26b910ebf9
SHA512 7953db49c9b6f9474a0a0efb878507a25e9121ec626e766721ec7bfb068e0181f7ef5b1cb9db8a92218197f7563b0be9175c16d869c33c3420f40c2ea6e4a96b
SSDEEP 393216:eSi33I1feDrtzookjbFdXK1MA/8SNO+A5qwStVW7EyFnT/Lm73az2okYEdG:eST1W5zook//Wt/8x/5qjq7EylwKzvkk
TLSH
T13F47333BB158B53EC86B16324973D212497BBF51681A5C0BD7F6090CCF326782E3AB65
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

installer

Malware Config

Signatures

Insecure Codesign Algorithm 1 IoCs

File was codesigned using an insecure algorithm.

resource
VitalInstaller.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

VitalInstaller.exe

.exe 23.8MB

VitalInstaller.exe

IMPHASH 5a594319a0d69dbc452e748bcf05892e
SHA256 02a2392e3fc3dd97161c798dc28c5b1e97c862fadf5a3c9cdc6212678d156ed4
MD5 4fafa10339b7647020ad883d3aa4a98d
SHA1 af4a20d54a304542654dfd0f90511d26b910ebf9
SHA512 7953db49c9b6f9474a0a0efb878507a25e9121ec626e766721ec7bfb068e0181f7ef5b1cb9db8a92218197f7563b0be9175c16d869c33c3420f40c2ea6e4a96b
SSDEEP 393216:eSi33I1feDrtzookjbFdXK1MA/8SNO+A5qwStVW7EyFnT/Lm73az2okYEdG:eST1W5zook//Wt/8x/5qjq7EylwKzvkk
TLSH
T13F47333BB158B53EC86B16324973D212497BBF51681A5C0BD7F6090CCF326782E3AB65
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x86 arch:x86

Insecure Codesign Algorithm

File was codesigned using an insecure algorithm.
Inno Setup is an open-source installation builder for Windows applications.

Inno Setup installer

installer

Digest

08:50:cb:21:05:ff:0b:58:79:9e:db:b2:66:7a:93:bf:17:e7:e3:93

Digest Algorithm

sha1

PE Digests Matches

Trusted

Signing Certificate

CN=Vital Audio,O=Vital Audio,POSTALCODE=94610,STREET=Apt 2+STREET=454 Weldon Ave,L=Oakland,ST=California,C=US

Chains

Feb 20, 2021

CN=Vital Audio,O=Vital Audio,POSTALCODE=94610,STREET=Apt 2+STREET=454 Weldon Ave,L=Oakland,ST=California,C=US

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Subject

CN=Vital Audio,O=Vital Audio,POSTALCODE=94610,STREET=Apt 2+STREET=454 Weldon Ave,L=Oakland,ST=California,C=US

Serial Number

35:1c:20:2a:2e:51:84:f2:13:bc:50:a0:89:1a:a9:39

Issuer

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Oct 28, 2019 - Oct 27, 2021

Subject

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Serial Number

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning, ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Nov 2, 2018 - Dec 31, 2030

Subject

CN=Sectigo RSA Time Stamping Signer #2,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Serial Number

8c:77:a0:00:8f:f4:d1:b0:c6:3d:9f:3a:48:83:8d:6b

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Key Usages

KeyUsageDigitalSignature, KeyUsageContentCommitment

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Oct 23, 2020 - Jan 22, 2032

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Serial Number

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

May 2, 2019 - Jan 18, 2038

Minor OS version

Major OS version

Entry point

745196

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_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_BYTES_REVERSED_LO IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_BYTES_REVERSED_HI

PDB paths

kernel32

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

comctl32

InitCommonControls

version

GetFileVersionInfoSizeW VerQueryValueW GetFileVersionInfoW

user32

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

oleaut32

SysAllocStringLen SafeArrayPtrOfIndex VariantCopy SafeArrayGetLBound SafeArrayGetUBound VariantInit VariantClear SysFreeString SysReAllocStringLen VariantChangeType SafeArrayCreate

netapi32

NetWkstaGetInfo NetApiBufferFree

advapi32

RegQueryValueExW AdjustTokenPrivileges LookupPrivilegeValueW RegCloseKey OpenProcessToken RegOpenKeyExW

Name

.text

Size

718KB

Virtual Size

717KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.itext

Size

6KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

14KB

Virtual Size

13KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.bss

Size

Virtual Size

27KB

Characteristics

IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

4KB

Virtual Size

3KB

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

154B

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

.rsrc

Size

270KB

Virtual Size

270KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

VitalInstaller.exe

kernel32

comctl32

version

user32

oleaut32

netapi32

advapi32

generic