Static task
static1
Behavioral task
behavioral1
Sample
load.exe
Resource
win7-20230831-en
General
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Target
payload.zip
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Size
1.7MB
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MD5
ed32e58974be5c7c025ee469aafcf993
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SHA1
640a40414e26189081d0a3b18dd882b0d7470708
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SHA256
941ed4b710e6a0ca7c7f33b04a0fa852e5627bb3dbfec043572a176beb8f7483
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SHA512
bb98d585b22c6794a772ab2d2916e762c79799d7ac2a69f79c4b89ee84a191670b50552779da6668a7988d6533541182f7ad256d2109a7ce8a71d5b4f82396f8
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SSDEEP
6144:zS8ArRIy2krYAjfHVLt8TN277Cm3xEtZWC2o0QBCggducI:zIhxHV2TN277Cm3xkPQjdbI
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/load.exe
Files
-
payload.zip.zip
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load.exe.exe windows x64
1324e912b3362256e05e802a834f2c40
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
ntdll
NtWriteFile
RtlLookupFunctionEntry
NtReadVirtualMemory
RtlNtStatusToDosError
RtlVirtualUnwind
RtlCaptureContext
NtWaitForSingleObject
NtCreateThreadEx
NtProtectVirtualMemory
NtWriteVirtualMemory
NtAllocateVirtualMemory
kernel32
InitializeSListHead
GetCurrentThreadId
UnhandledExceptionFilter
IsDebuggerPresent
SetUnhandledExceptionFilter
GetModuleHandleW
GetSystemTimeAsFileTime
TlsSetValue
GetConsoleWindow
CreateProcessA
WriteProcessMemory
CreateFileW
CreateFileMappingW
CloseHandle
MapViewOfFile
UnmapViewOfFile
GetCurrentProcess
GetProcAddress
GetCurrentThread
ReleaseSRWLockExclusive
ReleaseMutex
ReleaseSRWLockShared
GetLastError
AddVectoredExceptionHandler
SetThreadStackGuarantee
AcquireSRWLockExclusive
SetLastError
GetCurrentDirectoryW
GetEnvironmentVariableW
GetStdHandle
GetCurrentProcessId
WaitForSingleObject
TryAcquireSRWLockExclusive
QueryPerformanceCounter
HeapAlloc
GetProcessHeap
HeapFree
HeapReAlloc
AcquireSRWLockShared
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
GetModuleHandleA
GetConsoleMode
IsProcessorFeaturePresent
FormatMessageW
ExitProcess
MultiByteToWideChar
WriteConsoleW
TlsGetValue
psapi
EnumProcessModulesEx
GetModuleBaseNameW
user32
ShowWindow
SetWindowPos
vcruntime140
__C_specific_handler
__current_exception
memcmp
memset
__current_exception_context
memmove
_CxxThrowException
memcpy
__CxxFrameHandler3
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-runtime-l1-1-0
_crt_atexit
_seh_filter_exe
_set_app_type
terminate
_configure_narrow_argv
_initialize_narrow_environment
_initterm
_initterm_e
exit
_exit
_register_onexit_function
__p___argc
__p___argv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
_get_initial_narrow_environment
_initialize_onexit_table
api-ms-win-crt-stdio-l1-1-0
_set_fmode
__p__commode
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
api-ms-win-crt-heap-l1-1-0
_set_new_mode
free
Sections
.text Size: 129KB - Virtual size: 128KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 149KB - Virtual size: 149KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 808B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ