Static task
static1
Behavioral task
behavioral1
Sample
exhaust-loader.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
exhaust-loader.exe
Resource
win11-20240802-en
General
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Target
exhaust-loader.exe
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Size
13.1MB
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MD5
92705984c97b7d17b7270e2e547154eb
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SHA1
0ac48af5f91cf7e48c73bb86431684a59a86e706
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SHA256
aa6b1a1dedd3fa8f65fe458d7aa024c62972df5d9637eaf8539526c7cd26ba2f
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SHA512
e0a5e26423393c7e01700eaf783d21e624f831c8c89d961f149187a36b510bdfb1dc92a083eaf7b845c387332b2b8906561eae75ff9f6518a69d808f49bbbf35
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SSDEEP
393216:Dnr4W/pelKEThhTuGRCrbZmVCE/b/NUTJZ:/4zLhhTuGIZcBD/md
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource exhaust-loader.exe
Files
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exhaust-loader.exe.exe windows:6 windows x64 arch:x64
737496d2b1acecfc9a74fba8047d8fe9
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
kernel32
SetLastError
WriteConsoleW
CreateDirectoryW
SizeofResource
SetConsoleCtrlHandler
GetCommandLineW
GetStdHandle
WriteFile
TerminateProcess
GetModuleFileNameW
SetEnvironmentVariableW
GetTempPathW
FindResourceA
WaitForSingleObject
CreateFileW
GetFileAttributesW
Sleep
GetLastError
LockResource
CloseHandle
LoadResource
GetProcAddress
GetCurrentProcessId
CreateProcessW
WideCharToMultiByte
GetSystemTimeAsFileTime
FormatMessageA
GetExitCodeProcess
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
HeapReAlloc
RtlUnwindEx
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
EncodePointer
RaiseException
RtlPcToFileHeader
ExitProcess
GetModuleHandleExW
GetCommandLineA
HeapAlloc
MultiByteToWideChar
HeapFree
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
LCMapStringW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
GetFileSizeEx
SetFilePointerEx
HeapSize
Sections
.text Size: 125KB - Virtual size: 125KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 50KB - Virtual size: 50KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 75KB
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
.rsrc Size: 12.9MB - Virtual size: 12.9MB
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