Static task
static1
Behavioral task
behavioral1
Sample
Helper.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
Helper.exe
Resource
win10v2004-20230703-en
General
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Target
Helper.exe
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Size
1.9MB
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MD5
11130fbf3b1f3e801c0db39ea8f61ec7
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SHA1
47c3b76de0e6c4f24b716eadae9fd1e80d7a335f
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SHA256
c791b3ee96665dae4397261ad14762f49c72f2822489db843b5f2484d0946898
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SHA512
af486fe52312123eb9152b06590ad0ff4201fb2fd748bba17b7e622da859b57353840848e6df6366802b62bdc62e6ee0d86e13d804bdaab37be24b7d688aa1e6
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SSDEEP
24576:l+KpPnmcIzkQmb066xeARNZw0At9KK9f2M10G8i9Qn1/rsDFCPL2qY+OX4RxGYP1:Vujs+eqw0YFu/9MFCPL2zlYPK0
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Helper.exe
Files
-
Helper.exe.exe windows x86
3dd4e744fb82cca872c4095b616ab254
Headers
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
Imports
kernel32
CloseHandle
WideCharToMultiByte
CreateProcessA
GetTempFileNameA
GetExitCodeProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
IsProcessorFeaturePresent
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
CreateEventW
GetModuleHandleW
GetProcAddress
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwind
RaiseException
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
Process32Next
GetStdHandle
GetCommandLineA
GetCommandLineW
GetCurrentThread
HeapFree
HeapAlloc
GetFileType
CompareStringW
LCMapStringW
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
GetConsoleCP
GetConsoleMode
HeapReAlloc
ReadConsoleW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetProcessHeap
SetConsoleCtrlHandler
SetStdHandle
GetStringTypeW
HeapSize
CreateFileW
WriteConsoleW
DecodePointer
CreateFileA
GetTempPathA
MultiByteToWideChar
CreateToolhelp32Snapshot
OpenProcess
WaitForSingleObject
lstrlenA
TerminateProcess
WriteFile
Process32First
ReadFile
SystemTimeToFileTime
GetSystemTime
SetLastError
GetLastError
DeleteFileA
Sleep
GetModuleFileNameW
GetModuleFileNameA
DeleteFiber
FindFirstFileW
GetEnvironmentVariableW
ConvertFiberToThread
LoadLibraryA
LoadLibraryW
SetConsoleMode
ReadConsoleA
GetDriveTypeW
GetFileInformationByHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetCurrentDirectoryW
GetFullPathNameW
GetTimeZoneInformation
SetEndOfFile
GetThreadTimes
ws2_32
send
recv
WSAGetLastError
closesocket
WSASetLastError
WSACleanup
WSAStartup
shlwapi
PathCombineA
PathFindFileNameA
advapi32
ReportEventW
CryptDestroyHash
CryptCreateHash
CryptDecrypt
CryptExportKey
CryptGetUserKey
CryptGetProvParam
CryptGenRandom
CryptEnumProvidersW
CryptSignHashW
CryptSetHashParam
DeregisterEventSource
RegisterEventSourceW
CryptAcquireContextW
CryptReleaseContext
CryptDestroyKey
shell32
ShellExecuteA
crypt32
CertFindCertificateInStore
CertDuplicateCertificateContext
CertGetCertificateContextProperty
CertEnumCertificatesInStore
CertOpenStore
CertFreeCertificateContext
CertCloseStore
user32
GetProcessWindowStation
GetUserObjectInformationW
MessageBoxW
Sections
.text Size: 1.3MB - Virtual size: 1.3MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 448KB - Virtual size: 448KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 18KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ