Loader[.]exe | Triage

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General

Target

Loader.exe
Size

40KB
MD5

d98aa1085f859d0e072e09175dfb5999
SHA1

555f974ccc5cff8d8902c86ac23a044e9ce1136d
SHA256

f9a36f560d07852ba3436936739e1cecf1fef300c4d33b50ab18269c21cf5497
SHA512

e4e3145854cca3808a79e47e51ccdd0e77cf285ce0adc4f96d0d7dcbe86a51cabbecf5cf0356f4df2c35d8ccd781807b19c8b61a1fcaa6e22b359f293d225055
SSDEEP

384:iLqPwu09RbuWZJMNjsms7yG1qRI5VFqx/dTfGKjJMbBHvmcMbJ/iJop9k8+9yE06:uGYIg7Bq2pqHaaMTN0gZ02RKpIZGUv

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Loader.exe

Files

Loader.exe
.exe windows:6 windows x64 arch:x64

5667d681157e1f73c73574f5db01a4d1

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

kernel32

Process32Next
CloseHandle
LoadLibraryW
CreateToolhelp32Snapshot
LocalFree
CreateRemoteThread
VirtualFreeEx
OpenProcess
WaitForSingleObject
Module32Next
VirtualAllocEx
WriteProcessMemory
GetFileAttributesExW
FindNextFileW
FindFirstFileExW
FindClose
CreateFileW
FormatMessageA
AreFileApisANSI
GetLastError
GetFileInformationByHandleEx
GetModuleHandleW
MultiByteToWideChar
WideCharToMultiByte
RtlCaptureContext
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry

advapi32

SetNamedSecurityInfoW
GetNamedSecurityInfoW
ConvertStringSidToSidW
SetEntriesInAclW

msvcp140

?_Winerror_map@std@@YAHH@Z
?_Xout_of_range@std@@YAXPEBD@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Syserror_map@std@@YAPEBDH@Z

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memset
_CxxThrowException
__C_specific_handler
memmove
__std_exception_copy
__std_exception_destroy
memcpy
__current_exception
__current_exception_context
__std_terminate

api-ms-win-crt-heap-l1-1-0

_set_new_mode
free
_callnewh
malloc

api-ms-win-crt-stdio-l1-1-0

__acrt_iob_func
__p__commode
__stdio_common_vfprintf
_set_fmode

api-ms-win-crt-runtime-l1-1-0

terminate
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_seh_filter_exe
_invalid_parameter_noinfo_noreturn
_c_exit
_cexit
__p___wargv
__p___argc
_set_app_type
_exit
exit
_initterm_e
_initterm
_get_initial_wide_environment
_initialize_wide_environment
_configure_wide_argv
_register_thread_local_exe_atexit_callback

api-ms-win-crt-locale-l1-1-0

___lc_codepage_func
_configthreadlocale

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-string-l1-1-0

strcmp

Sections

.text
Size: 23KB - Virtual size: 23KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 172B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5667d681157e1f73c73574f5db01a4d1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

msvcp140

vcruntime140_1

vcruntime140

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-string-l1-1-0

Sections

.text Size: 23KB - Virtual size: 23KB

.rdata Size: 11KB - Virtual size: 11KB

.data Size: 1024B - Virtual size: 2KB

.pdata Size: 2KB - Virtual size: 1KB

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 512B - Virtual size: 172B

.text
Size: 23KB - Virtual size: 23KB

.rdata
Size: 11KB - Virtual size: 11KB

.data
Size: 1024B - Virtual size: 2KB

.pdata
Size: 2KB - Virtual size: 1KB

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 512B - Virtual size: 172B