Behavioral task
behavioral1
Sample
Loader.exe
Resource
win7-20240729-en
General
-
Target
Loader.exe
-
Size
4.9MB
-
MD5
c01c4d326d65d94e05361c30821b2dbd
-
SHA1
16c0e2a2dff1e06cbdc5036d13a7444edc469193
-
SHA256
6a79b18a0b6ce048bd93586272612296073c5b7c252e13f378914a9d2d7fc9a2
-
SHA512
69ef9d5870d76e8175f5749b8ab24e9574c021fa8c2a0b0ea088bcd2ad93373efac252295395eb6f0d5896474d9f22275948dd79baded12a634e97e72f50abed
-
SSDEEP
98304:hpA5XNJzZJydymhLXeH1RPTC3thMtNKbLWst+QixuF:KNpydVajQthgxstR
Malware Config
Signatures
-
resource yara_rule sample vmprotect -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Loader.exe
Files
-
Loader.exe.exe windows:6 windows x64 arch:x64
f8ad335fffe558ce43b830b90a0acee2
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
RtlLookupFunctionEntry
RtlCaptureContext
RtlVirtualUnwind
NtGetContextThread
NtResumeThread
NtTerminateProcess
NtUnmapViewOfSection
NtWriteVirtualMemory
NtSetContextThread
NtClose
NtReadVirtualMemory
VerSetConditionMask
kernel32
GetUserDefaultUILanguage
GetTempPathW
K32GetProcessImageFileNameW
OpenProcess
ProcessIdToSessionId
GetLastError
CreateFileA
GetCurrentThread
LoadLibraryW
K32EnumProcesses
VirtualAllocEx
WTSGetActiveConsoleSessionId
CreateProcessW
AcquireSRWLockExclusive
AreFileApisANSI
SetFileTime
SetFileInformationByHandle
SetFileAttributesW
GetFullPathNameW
GetFinalPathNameByHandleW
GetFileInformationByHandle
GetFileAttributesExW
GetFileAttributesW
GetDiskFreeSpaceExW
FindNextFileW
FindFirstFileExW
FindFirstFileW
FindClose
CreateFileW
CreateDirectoryW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetLocaleInfoEx
FormatMessageA
LocalFree
WakeAllConditionVariable
SleepConditionVariableSRW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
VirtualAlloc
GetCurrentProcess
GetModuleFileNameW
VirtualFree
GetConsoleWindow
Sleep
QueryPerformanceCounter
FreeLibrary
GetProcAddress
QueryPerformanceFrequency
LoadLibraryA
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
MultiByteToWideChar
CreateProcessA
CloseHandle
GetModuleHandleA
GetCurrentThreadId
GetModuleFileNameA
DeviceIoControl
GetModuleHandleW
CreateDirectoryExW
CopyFileW
MoveFileExW
CreateHardLinkW
GetFileInformationByHandleEx
CreateSymbolicLinkW
ReleaseSRWLockExclusive
LocalAlloc
LocalFree
GetModuleFileNameW
GetProcessAffinityMask
SetProcessAffinityMask
SetThreadAffinityMask
Sleep
ExitProcess
FreeLibrary
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
TranslateMessage
MessageBoxA
GetDesktopWindow
RegisterClassExW
MessageBoxW
DefWindowProcW
GetWindowRect
CreateWindowExW
UpdateWindow
SetLayeredWindowAttributes
ShowWindow
GetDC
PeekMessageW
GetClipboardData
MonitorFromWindow
ScreenToClient
GetActiveWindow
GetCapture
ClientToScreen
IsChild
TrackMouseEvent
LoadCursorW
SetCapture
DispatchMessageW
SetCursor
GetClientRect
SetProcessDPIAware
ReleaseCapture
SetCursorPos
ReleaseDC
GetCursorPos
OpenClipboard
CloseClipboard
EmptyClipboard
UnregisterClassW
SetClipboardData
GetProcessWindowStation
GetUserObjectInformationW
gdi32
GetDeviceCaps
CreateRectRgn
DeleteObject
advapi32
LsaOpenPolicy
RegOpenKeyExA
LookupPrivilegeValueW
AdjustTokenPrivileges
RevertToSelf
PrivilegeCheck
LookupPrivilegeValueA
ImpersonateSelf
IsValidSid
OpenProcessToken
CreateProcessAsUserW
RegSetValueExA
GetUserNameW
LsaAddAccountRights
DuplicateTokenEx
LsaClose
OpenThreadToken
LookupAccountNameW
GetUserNameA
RegCloseKey
RegQueryValueExA
msvcp140
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Xout_of_range@std@@YAXPEBD@Z
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?rdbuf@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBAPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@XZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAPEAD0PEAH001@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?_Gndec@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Gninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Gnavail@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBA_JXZ
?pbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Pnavail@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBA_JXZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??Bios_base@std@@QEBA_NXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
_Mbrtowc
?_Throw_Cpp_error@std@@YAXH@Z
?_Xbad_alloc@std@@YAXXZ
?_Winerror_map@std@@YAHH@Z
?_Syserror_map@std@@YAPEBDH@Z
_Cnd_do_broadcast_at_thread_exit
_Thrd_detach
?clear@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?good@ios_base@std@@QEBA_NXZ
?_W_Getmonths@_Locinfo@std@@QEBAPEBGXZ
?_W_Getdays@_Locinfo@std@@QEBAPEBGXZ
?_Getmonths@_Locinfo@std@@QEBAPEBDXZ
?_Getdays@_Locinfo@std@@QEBAPEBDXZ
?_Getcvt@_Locinfo@std@@QEBA?AU_Cvtvec@@XZ
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?pbase@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEBAPEA_WXZ
??0?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEAA@XZ
??0?$basic_ios@_WU?$char_traits@_W@std@@@std@@IEAA@XZ
??0?$basic_iostream@_WU?$char_traits@_W@std@@@std@@QEAA@PEAV?$basic_streambuf@_WU?$char_traits@_W@std@@@1@@Z
??6?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QEAAAEAV01@K@Z
?setp@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEAAXPEA_W0@Z
?eback@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEBAPEA_WXZ
?gptr@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEBAPEA_WXZ
?pptr@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEBAPEA_WXZ
?egptr@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEBAPEA_WXZ
?gbump@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEAAXH@Z
?setg@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEAAXPEA_W00@Z
?epptr@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEBAPEA_WXZ
?setp@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEAAXPEA_W00@Z
?_Pninc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IEAAPEA_WXZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??1?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UEAA@XZ
?_Lock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UEAAXXZ
?_Unlock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UEAAXXZ
?showmanyc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAA_JXZ
?uflow@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAGXZ
?xsgetn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAA_JPEA_W_J@Z
?xsputn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAA_JPEB_W_J@Z
?setbuf@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAPEAV12@PEA_W_J@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?imbue@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAXAEBVlocale@2@@Z
??1?$basic_ios@_WU?$char_traits@_W@std@@@std@@UEAA@XZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
??1?$basic_iostream@_WU?$char_traits@_W@std@@@std@@UEAA@XZ
??7ios_base@std@@QEBA_NXZ
?sync@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MEAAHXZ
userenv
DestroyEnvironmentBlock
CreateEnvironmentBlock
shlwapi
StrRChrW
PathRemoveFileSpecA
imm32
ImmGetContext
ImmSetCompositionWindow
ImmReleaseContext
d3dcompiler_47
D3DCompile
dwmapi
DwmGetColorizationColor
DwmExtendFrameIntoClientArea
DwmIsCompositionEnabled
DwmEnableBlurBehindWindow
d3d11
D3D11CreateDeviceAndSwapChain
ws2_32
WSAStartup
connect
vcruntime140_1
__CxxFrameHandler4
vcruntime140
memcmp
memchr
memcpy
__std_exception_destroy
__std_exception_copy
__std_terminate
strstr
strchr
__current_exception
__current_exception_context
__C_specific_handler
_CxxThrowException
memset
__std_type_info_destroy_list
memmove
api-ms-win-crt-runtime-l1-1-0
_seh_filter_exe
_set_app_type
_crt_at_quick_exit
_get_initial_narrow_environment
_initterm
_initterm_e
_exit
system
__p___argc
__p___argv
_c_exit
_register_thread_local_exe_atexit_callback
_crt_atexit
_execute_onexit_table
_beginthreadex
terminate
exit
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_seh_filter_dll
abort
_cexit
_invalid_parameter_noinfo_noreturn
api-ms-win-crt-stdio-l1-1-0
fflush
fopen_s
ferror
fputc
__stdio_common_vfprintf
__p__commode
fclose
__stdio_common_vsscanf
__stdio_common_vsprintf
_wfopen
fgetc
fseek
__acrt_iob_func
_set_fmode
ftell
_get_stream_buffer_pointers
__stdio_common_vswprintf
_fseeki64
fread
fsetpos
ungetc
_popen
setvbuf
fgetpos
fwrite
fgets
feof
api-ms-win-crt-time-l1-1-0
_difftime64
_time64
api-ms-win-crt-filesystem-l1-1-0
remove
_lock_file
_unlock_file
api-ms-win-crt-convert-l1-1-0
atof
strtol
api-ms-win-crt-environment-l1-1-0
getenv
api-ms-win-crt-heap-l1-1-0
_callnewh
malloc
realloc
_set_new_mode
calloc
free
api-ms-win-crt-string-l1-1-0
_wcsicmp
wcscpy_s
strncmp
strcmp
strncpy
toupper
api-ms-win-crt-utility-l1-1-0
srand
qsort
rand
api-ms-win-crt-math-l1-1-0
atan2f
acosf
ceilf
ldexp
sqrtf
sinf
powf
pow
logf
log
cosf
floorf
fmodf
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
___lc_codepage_func
Sections
.text Size: - Virtual size: 944KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 2.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 49KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 37KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.vmp0 Size: - Virtual size: 2.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp1 Size: 4.9MB - Virtual size: 4.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 260B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ