install[.]3[.]1[.]04[.]exe

General

Target
install.3.1.04.exe
Size 32.4MB
Sample261027-nnf7mscw2y
SHA256 82b1dd14b929eb878b7ada1b94e9ecfd3e6de64cf4d9e7a9aeeb5fb34a50a62a
MD5 32f29c2352ed38c297ff6f7257ab3bb3
SHA1 1554fca1da87bacb9405e6d8afd9ea81645dd910
SHA512 72e0068cb0c4b971e1f8724379ac1092e310c50cd7573a10c70e07f9577955c28d8398ebd9f5ba24d8280f74b6392b9741ff5d919b005873d9f197174eb6afce
SSDEEP 196608:lqEfM3r4vGOgAVAiZfFK0SBqtiEPFNPTd:16qp5
TLSH
T1A5770646FA414DD2F85846F588ABB7A023FEBD7582D1C30721D87325AFAF29C0E93195
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
install.3.1.04.exe

File Explorer

install.3.1.04.exe

.exe 32.4MB

install.3.1.04.exe

IMPHASH 20abbe0f6ab059ea4a375bcb6b8a717b
SHA256 82b1dd14b929eb878b7ada1b94e9ecfd3e6de64cf4d9e7a9aeeb5fb34a50a62a
MD5 32f29c2352ed38c297ff6f7257ab3bb3
SHA1 1554fca1da87bacb9405e6d8afd9ea81645dd910
SHA512 72e0068cb0c4b971e1f8724379ac1092e310c50cd7573a10c70e07f9577955c28d8398ebd9f5ba24d8280f74b6392b9741ff5d919b005873d9f197174eb6afce
SSDEEP 196608:lqEfM3r4vGOgAVAiZfFK0SBqtiEPFNPTd:16qp5
TLSH
T1A5770646FA414DD2F85846F588ABB7A023FEBD7582D1C30721D87325AFAF29C0E93195
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

6

Entry point

39104

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

GetCommandLineW GetTempPathW DecodePointer RaiseException GetLastError InitializeCriticalSectionEx DeleteCriticalSection SetEvent GetCurrentThreadId GetModuleFileNameW GetModuleHandleW GetProcAddress LoadLibraryExA LoadLibraryA LoadLibraryW LocalFree WriteConsoleW CreateFileW CloseHandle GetConsoleMode GetConsoleCP FlushFileBuffers SetFilePointerEx SetStdHandle GetProcessHeap FreeEnvironmentStringsW WideCharToMultiByte MultiByteToWideChar GetStringTypeW EnterCriticalSection LeaveCriticalSection EncodePointer LCMapStringEx GetCPInfo IsDebuggerPresent OutputDebugStringW RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter GetStartupInfoW IsProcessorFeaturePresent GetCurrentProcess TerminateProcess QueryPerformanceCounter GetCurrentProcessId GetSystemTimeAsFileTime InitializeSListHead RtlPcToFileHeader RtlUnwindEx SetLastError InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree FreeLibrary LoadLibraryExW ExitProcess GetModuleHandleExW GetStdHandle WriteFile HeapFree LCMapStringW GetLocaleInfoW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW HeapAlloc HeapReAlloc GetFileType HeapSize FindClose FindFirstFileExW FindNextFileW IsValidCodePage GetACP GetOEMCP GetCommandLineA VirtualAlloc

user32

PostThreadMessageW

shell32

ShellExecuteW

ole32

CoCreateInstance CoReleaseServerProcess CoInitialize CoAddRefServerProcess CoUninitialize

Name

.text

Size

122KB

Virtual Size

122KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

58KB

Virtual Size

58KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

32.0MB

Virtual Size

32.0MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

7KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

130KB

Virtual Size

130KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

install.3.1.04.exe

kernel32

user32

shell32

ole32

generic