Static task
static1
Behavioral task
behavioral1
Sample
dstream.log.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
dstream.log.exe
Resource
win10v2004-20240508-en
General
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Target
dstream.log.exe
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Size
4.9MB
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MD5
fb1d8d0ba73b7d30b38057853705b160
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SHA1
5b36e28d52a1ac061a0653d23baf5277cb543568
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SHA256
ca7a8be040371db76cadba7e926c9d98ab61a8b8e7e6d39f6e015fca6cb5bab4
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SHA512
4b1937788cd7d7d328a529f693f1eb9247eeab122729343e9a076f552d8a7ef0d0fa5f1fdf78747f4b2c071b61b5ab644bf2733076fe2c62031a7f47f4622ed2
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SSDEEP
98304:25LWJ3+vTtkBZQnyFNT3FPfJ6DFkhyzQjh5/5IAOP/Q:25LWVCnoZ38DzQ15/5IVXQ
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource dstream.log.exe
Files
-
dstream.log.exe.exe windows:6 windows x64 arch:x64
ac0e09d0c87fe7a2b9c519b9d03a9c4c
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
shell32
SHFileOperationW
SHGetFolderPathW
imagehlp
UnMapAndLoad
MapAndLoad
kernel32
TlsFree
WriteConsoleW
HeapReAlloc
HeapSize
SetFilePointerEx
CreateDirectoryW
ReadFile
SetConsoleCtrlHandler
GetCommandLineW
WriteFile
GetShortPathNameW
GetModuleFileNameW
GetProcessId
SetFilePointer
GetTempPathW
WaitForSingleObject
CreateFileW
GetLastError
CloseHandle
SetEnvironmentVariableA
GetCurrentProcessId
CreateProcessW
GetSystemTimeAsFileTime
FormatMessageA
GenerateConsoleCtrlEvent
GetExitCodeProcess
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
GetFileSizeEx
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
FreeLibrary
GetProcAddress
LoadLibraryExW
EncodePointer
RaiseException
RtlPcToFileHeader
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetStdHandle
HeapAlloc
MultiByteToWideChar
HeapFree
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
LCMapStringW
GetFileType
WideCharToMultiByte
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
Sections
.text Size: 125KB - Virtual size: 124KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 48KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 67KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ