vihu[.]exe | Triage

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General

Target

vihu.exe
Size

326KB
MD5

c26aa512c08f547f90f4e51d9b21c701
SHA1

44ec1d76426141101f6d8e258748339aec5a8a63
SHA256

1dbcade04333b9dc81ba0746bc604d12489da49b9b65fcb5b1f61d139dc5949c
SHA512

a4974fd92b37b53ae9618c664f95c95e22279b3fef29811a97bd9dcec69e0365358e99e9a3d3a68fb635c4b4e0419dfad04d2a3383f141b90fe0118046341ccc
SSDEEP

6144:X9DFJFUQ07sBCHvtE9j/w9/29RZ43IOGF9xSY:XhFQsBCHvtow9/29gfWL

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
vihu.exe

Files

vihu.exe
.exe windows:6 windows x64 arch:x64

e8f7c9b751ae7a8d7093a43c66aa09ff

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\TOOL\Freeze.rs-main\target\release\vihu\target\release\deps\vihu.pdb

Imports

ntdll

NtWriteFile
RtlLookupFunctionEntry
NtReadVirtualMemory
RtlNtStatusToDosError
RtlVirtualUnwind
RtlCaptureContext
NtWaitForSingleObject
NtCreateThreadEx
NtProtectVirtualMemory
NtWriteVirtualMemory
NtAllocateVirtualMemory

kernel32

InitializeSListHead
GetCurrentThreadId
UnhandledExceptionFilter
IsDebuggerPresent
SetUnhandledExceptionFilter
GetSystemTimeAsFileTime
GetConsoleWindow
LoadLibraryA
GetProcAddress
WriteProcessMemory
CreateProcessA
CreateFileW
CreateFileMappingW
CloseHandle
MapViewOfFile
UnmapViewOfFile
GetCurrentProcess
GetCurrentThread
ReleaseSRWLockExclusive
ReleaseMutex
ReleaseSRWLockShared
GetLastError
AddVectoredExceptionHandler
SetThreadStackGuarantee
AcquireSRWLockExclusive
SetLastError
GetCurrentDirectoryW
GetEnvironmentVariableW
GetStdHandle
GetCurrentProcessId
WaitForSingleObject
TryAcquireSRWLockExclusive
QueryPerformanceCounter
HeapAlloc
GetProcessHeap
HeapFree
HeapReAlloc
AcquireSRWLockShared
WaitForSingleObjectEx
CreateMutexA
GetModuleHandleA
GetConsoleMode
IsProcessorFeaturePresent
GetModuleHandleW
FormatMessageW
ExitProcess
MultiByteToWideChar
WriteConsoleW

psapi

EnumProcessModulesEx
GetModuleBaseNameW

user32

ShowWindow
SetWindowPos

vcruntime140

__C_specific_handler
__current_exception
memcmp
memset
__current_exception_context
memmove
_CxxThrowException
memcpy
__CxxFrameHandler3

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-runtime-l1-1-0

_crt_atexit
_seh_filter_exe
_set_app_type
terminate
_configure_narrow_argv
_initialize_narrow_environment
_initterm
_initterm_e
exit
_exit
_register_onexit_function
__p___argc
__p___argv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
_get_initial_narrow_environment
_initialize_onexit_table

api-ms-win-crt-stdio-l1-1-0

_set_fmode
__p__commode

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

api-ms-win-crt-heap-l1-1-0

_set_new_mode
free

Sections

.text
Size: 125KB - Virtual size: 125KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 192KB - Virtual size: 192KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 840B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e8f7c9b751ae7a8d7093a43c66aa09ff

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ntdll

kernel32

psapi

user32

vcruntime140

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-heap-l1-1-0

Sections

.text Size: 125KB - Virtual size: 125KB

.rdata Size: 192KB - Virtual size: 192KB

.data Size: 512B - Virtual size: 840B

.pdata Size: 5KB - Virtual size: 5KB

.reloc Size: 1KB - Virtual size: 1KB

.text
Size: 125KB - Virtual size: 125KB

.rdata
Size: 192KB - Virtual size: 192KB

.data
Size: 512B - Virtual size: 840B

.pdata
Size: 5KB - Virtual size: 5KB

.reloc
Size: 1KB - Virtual size: 1KB