RFV[.]exe | Triage

Resubmissions

30/04/2024, 09:30

240430-lgrcxsha89 3

30/04/2024, 09:29

25/03/2024, 13:10

25/03/2024, 13:06

25/03/2024, 12:27

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General

Target

RFV.exe
Size

4.2MB
MD5

1dcfa5a827474ead42eed501cb66c804
SHA1

366b2ae5d0c840b4045fb559e91ba2dd051103f4
SHA256

bc3c927500bc6875c41583804f69d09149c315540dee10639e14bdbe79552cf9
SHA512

fe67cd68e936898c08abbbc7345b5aca681793701a64564e664b15aafe00d67c2775e8894b8b6f6f1177c30152e351d9fae27d100651e1104b282efd5d88832c
SSDEEP

49152:NCVwASO7GtlqSHIU6iQkBKak6LCqsA25EcFIMfbmR4io9xnSjA3k6P60lzs:jo+JRXmBbmqo0G

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
RFV.exe

Files

RFV.exe
.exe windows:6 windows x64 arch:x64

9d8282ee7ae13a6c422d67f784763562

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

Imports

kernel32

WideCharToMultiByte
GetACP
GetStdHandle
GetFileType
WriteFile
GetModuleHandleW
GetProcAddress
Sleep
GetSystemDirectoryA
FreeLibrary
LoadLibraryA
FormatMessageA
CloseHandle
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
SetEvent
WaitForSingleObject
CreateEventA
GetExitCodeThread
FindClose
FindFirstFileW
FindNextFileW
LoadLibraryW
GetConsoleMode
SetConsoleMode
ReadConsoleA
ReadConsoleW
SetEnvironmentVariableW
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
GetTimeZoneInformation
GetEnvironmentVariableW
VirtualFree
GetSystemInfo
GetSystemTimeAsFileTime
GetCurrentProcessId
GetModuleHandleExW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
GetCurrentThreadId
AcquireSRWLockShared
SetStdHandle
CreateProcessW
GetExitCodeProcess
GetProcessHeap
HeapQueryInformation
HeapReAlloc
HeapFree
DeleteFileW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetConsoleOutputCP
FlushFileBuffers
GetFileSizeEx
WriteConsoleW
OutputDebugStringW
GetCommandLineW
GetCommandLineA
SetConsoleCtrlHandler
ExitProcess
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
AcquireSRWLockExclusive
ReleaseSRWLockShared
ReleaseSRWLockExclusive
InitializeSRWLock
SetLastError
GetLastError
RtlVirtualUnwind
GetConsoleWindow
GetLogicalDriveStringsA
PeekNamedPipe
GetDriveTypeW
ReadFile
HeapValidate
FreeEnvironmentStringsW
MultiByteToWideChar
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
WaitForSingleObjectEx
GetNativeSystemInfo
LocalFree
GetCurrentDirectoryW
CreateFileW
FindFirstFileExW
GetFileAttributesExW
GetFileInformationByHandle
GetFullPathNameW
SetEndOfFile
SetFilePointerEx
AreFileApisANSI
GetFileInformationByHandleEx
QueryPerformanceCounter
QueryPerformanceFrequency
InitializeCriticalSectionEx
EncodePointer
DecodePointer
LCMapStringEx
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
RaiseException
InitializeCriticalSectionAndSpinCount
LoadLibraryExW
GetModuleFileNameW
CreateThread
ExitThread
FreeLibraryAndExitThread
HeapAlloc
HeapSize
RtlUnwind

user32

GetProcessWindowStation
GetUserObjectInformationW
MessageBoxW
ShowWindow

advapi32

DeregisterEventSource
CryptReleaseContext
CryptGenRandom
CryptDestroyKey
CryptSetHashParam
CryptGetProvParam
CryptGetUserKey
CryptExportKey
CryptDecrypt
CryptCreateHash
CryptDestroyHash
ReportEventW
RegisterEventSourceW
CryptAcquireContextW
CryptEnumProvidersW
CryptSignHashW

ws2_32

send
recv
WSASetLastError
getservbyname
getservbyport
gethostbyaddr
closesocket
inet_addr
htons
htonl
WSAGetLastError
WSACleanup
WSAStartup
gethostbyname
select
ntohs
getsockopt
ioctlsocket
connect
setsockopt
socket
shutdown
inet_ntoa

crypt32

CertOpenStore
CertCloseStore
CertEnumCertificatesInStore
CertFindCertificateInStore
CertDuplicateCertificateContext
CertFreeCertificateContext
CertGetCertificateContextProperty
CertOpenSystemStoreW

wininet

InternetCloseHandle
InternetOpenW
InternetOpenUrlW

iphlpapi

GetAdaptersInfo

Sections

.text
Size: 3.1MB - Virtual size: 3.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 878KB - Virtual size: 878KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 22KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 118KB - Virtual size: 117KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 37KB - Virtual size: 37KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

9d8282ee7ae13a6c422d67f784763562

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ws2_32

crypt32

wininet

iphlpapi

Sections

.text Size: 3.1MB - Virtual size: 3.1MB

.rdata Size: 878KB - Virtual size: 878KB

.data Size: 22KB - Virtual size: 40KB

.pdata Size: 118KB - Virtual size: 117KB

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 37KB - Virtual size: 37KB

.text
Size: 3.1MB - Virtual size: 3.1MB

.rdata
Size: 878KB - Virtual size: 878KB

.data
Size: 22KB - Virtual size: 40KB

.pdata
Size: 118KB - Virtual size: 117KB

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 37KB - Virtual size: 37KB