Static task
static1
Behavioral task
behavioral1
Sample
CustomFlow.dll
Resource
win10v2004-20231020-en
General
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Target
CustomFlow.dll
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Size
3.5MB
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MD5
99aa0b6e217b5a17423db3c9bf95ba9c
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SHA1
3cb95698ad8a4379380f8513431cce3fdcee0f8d
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SHA256
98dddd9701e6e47e1c6329524d912c18cd01c178a5a847d15ae7770f5866f97d
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SHA512
d44cc15e03aaaaf17b70153453676781a281c4ca1b3ff8c3201d833d4307df1a69bf0f84f36b2bdaf654770eeac92ce14bea0f81f53ff01c0cf2280e7de53d1b
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SSDEEP
49152:5CTTyC+mE0xiQVGL1g7e0kEBr2RLdN6/zgum3TKzFdE2CQRTOxpIPP:5CznlxiQVGL1z0kEBr2Rb6/zgujFd
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource CustomFlow.dll
Files
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CustomFlow.dll.dll windows:6 windows x86
2d1e2b1c5120dbe19c69d1b90946b16e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
kernel32
MultiByteToWideChar
VirtualProtect
GetModuleFileNameA
GetModuleHandleExA
AddVectoredExceptionHandler
VirtualQuery
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
LoadLibraryW
QueryPerformanceFrequency
QueryPerformanceCounter
GetFileAttributesA
CreateDirectoryA
lstrcpyA
GetEnvironmentVariableA
FindFirstFileA
FindNextFileA
GetFullPathNameA
FindClose
WideCharToMultiByte
GetCurrentProcess
ReadProcessMemory
WriteProcessMemory
SetEndOfFile
GetModuleFileNameW
SetStdHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
HeapSize
HeapReAlloc
GetTimeZoneInformation
DeleteFileW
ReadConsoleW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
lstrlenW
WaitNamedPipeW
GetCurrentProcessId
CloseHandle
GetLastError
CreateFileW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapFree
GetConsoleMode
PeekNamedPipe
WriteFile
WriteConsoleW
ReadFile
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableSRW
FormatMessageA
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetCurrentThreadId
WaitForSingleObjectEx
Sleep
GetExitCodeThread
LocalFree
GetLocaleInfoEx
FindFirstFileW
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
AreFileApisANSI
GetModuleHandleW
GetProcAddress
GetFileInformationByHandleEx
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
LCMapStringEx
GetSystemTimeAsFileTime
GetStringTypeW
GetCPInfo
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
RtlUnwind
InterlockedFlushSList
RaiseException
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
ExitProcess
GetFileSizeEx
SetFilePointerEx
GetStdHandle
GetFileType
HeapAlloc
FlushFileBuffers
GetConsoleOutputCP
user32
CallWindowProcA
MessageBoxA
SetClipboardData
GetAsyncKeyState
GetKeyState
LoadCursorA
ScreenToClient
GetCapture
ClientToScreen
IsChild
GetForegroundWindow
SetCapture
SetCursor
GetClientRect
ReleaseCapture
SetCursorPos
GetCursorPos
OpenClipboard
CloseClipboard
EmptyClipboard
GetClipboardData
advapi32
RegCloseKey
RegSetValueExW
RegCreateKeyExW
shell32
ShellExecuteA
d3dx9_43
D3DXCreateTextureFromFileInMemory
winmm
PlaySoundA
imm32
ImmReleaseContext
ImmGetContext
ImmSetCompositionWindow
Sections
.text Size: 2.2MB - Virtual size: 2.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 625KB - Virtual size: 625KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 626KB - Virtual size: 13.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
_RDATA Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 248B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 105KB - Virtual size: 104KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ