���t(0�oZ����z���C҄t�nJ�Y*zB��w� �R<�I�����T�s�qw(>wF^�z����x�j�\�v�6ij�b�B<��΄�m~�k��ɿ�O�� o���kf�����?�_���X��������M]E���ٍS�N4o����=�|ZL/H@$�R���uY��{�xņ#vtyip�n$(���]C�`�Fʩ���2Co�X���T1:-1�>?�L����%'��gZ?�xm �Í��P�k�H���L��D,v���_�>��/�[�.�@wR?��0�~3�ݡ�4GԴ�v4��`��0� ��!�1g��y��i1��ޤ��wJbQ� �F��Pa@H��^h���YN���"��$[�\e>'ў!A�%��H"����Kz� �Ȑ�bdnR��kO� ��d�Y$�8�:$���;~�@��r 7忴���郦u���0� W��ҩ���YP����LU���l��b��<%����EWL.��uG�EM��H"�;�%3�����IC��#w7�X�����L��Q|k��;%V��o��g�7m���;P�V6��&��Ҁ����G��+�ǡ�~E9K0D˓h��;Z���������:e��;�F�v��4�O:_d������~�sz�כ��s����)�m2K�mp�@ 9�q>Tt2���S���0�W����RFw �"Յ�乁�p+�[pcD�lT��k����ضN�\��7���N�T ��jZ�ۻr�lJ�o�6-H�,ƙʸ����&�������`�����h �����<��u�X�3�2��~6��<��i ��G����I�<����M%,nۂ����g2�' 5�P:�=�[�܆�e���x�[\����-��6]��k�/f7$�3��!���6��ia�͌.�CT��(v�H��X���}k퓟���pH�h����M�G����Կ���ܻe����ve���}�gV^gӁ˔��'�4"پk#� �z'�OK��8����������W}�����WA�8������)3裖�����p4@VU�)��O���C@ǥ�G���,fk�7U� ]HE�O���<�ש�����%N�g��ߝF��i��Z�LT�Ԁ���F�к(��'���< �z�o �����c��+���D?z]���E�#�wj�Q��O���M;��23�S��!],�|��&g��>�\f�j���1�̓U�K8��<�{���#����XY ��~ `b�O%����M,H���3'��S�;:�\`\����c��1���a��{���Q9\bW' �T;يr(�|�T��\��*�ޯ��"� %Ȣ�)��L�a`�&�{Ќ��V�m����?iB/@��=��"i@CH�Z!������}�Vqb��$!�"��w����nU�wh��7R��"&٨ɕc���J�y���sh5]��$��F�b7y�R����=]�/�BRGu�@�/� ��E����7�Q�s�mr�T��M�����D��� ���5!���t�{�=������������j�|D!��OI�����d�J�4#��5}�3s�qD�^��^�I�AU�[����*nJ�ԧ��|k�+I���\���F�#v}������ ���/'��n�����U`�H��r���P dq��p$��G�u�+�^��Àv�`��v��#�����'��3\�c��s3ǧ+�=ۚ Is]$������9�?���y_���cvA 5?� ��z����* B�g���>>t�7JQ jM�.��<h�r3'-�y̆���~o�Dd�M�I�;��0����9��C��z\}�K��1��Nv k�� k��✼���@>��|ƣi%����"lB1�{E����������5�"w��0�s*�r�OE�w�y���d眵����g��6k���az���t�s�Z�3��L�ڵ��\i����-`�����~B��-f�D%�&�R�M����%أŀ�nJ�t5E(�r��+�VF�~�"�D6ݼ|f(�{�����F�C .ԅ���ɺ+�Ӧ�$�Ͻ��Бf�2�h�r�ϛS�9?HN<u#4~XΏ��2%x�a"�f��[�G�إR,��1����>� ��s*a�]��e�ћ�j7� ��hJOc3���3��sb�M/����s2ʪ���\����o|$ ��}ÌfZ���.I���}r/��������^��M=�r��ʩY���eO�b�l�]i�?���V��x�}6�R��/���0��M��E}�S�R5����dl%wr0���.��E��xs}:�T����Y��zR�at�y*�IR��� ��5D�@q��ؓS`?M�T��-*1'�3MMjdJ� �~b����-C�m�V��v*��۵��mڠ�V�������lFb1�9�I���U��e#�q�bF�x���!Z��`iaMZ� �3>0/���j����K����#J�M�I1���������*����_���~�3�_��� x�jK���d_����҃KB!���Q���Bf��}�Ɵ�@z8&c��{;>RVo�R'�cq|Bi ���*��ЁP��=����lO�0���gt��3Q�'Sڦ���^�'���Y�`Ȝv��D�{Ŏ_�'�W���ŚCq�Z[��(�1q�Lo���U�Vj�M�]����*�pF�)�����d������is3(!�{��~*_.i \ ?a�2��U��A��[����ߣ�oJ�g���}��& ���fy~�,�}��^ר��\=r�(�ű��2k`]�$'�|�]G-�?�� sakU"��>��͡".�i��ƥ��4��(ɫ�8}�pc�{{��W�B?�L_(<c$iC.Y�ܴ����y�1͡7��|�l�=����)�0ݳ@���?��)��9��.5Y��čN~�p�oX���ێ͚4���1�p�o�zH���:�J^>���3�E�Oz�K�vù����%�q&-��� ��15��e�'���&[i���5�/��)1fj�9O�~QտĚ�BHn��NM�Q{*
Behavioral task
behavioral1
Sample
bc23072f42ed31da7a1a43c6e11558e9ac3b044aed743d3a56d82ae15d4d417e.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
bc23072f42ed31da7a1a43c6e11558e9ac3b044aed743d3a56d82ae15d4d417e.exe
Resource
win10v2004-20230915-en
General
-
Target
bc23072f42ed31da7a1a43c6e11558e9ac3b044aed743d3a56d82ae15d4d417e
-
Size
15.7MB
-
MD5
5283195d11f102bf7ab27e63c215b4f8
-
SHA1
c6749415b36a6145e9e7728a249b14c0fe4b414d
-
SHA256
bc23072f42ed31da7a1a43c6e11558e9ac3b044aed743d3a56d82ae15d4d417e
-
SHA512
b1ff8bc63000ab7c83aa588e813e7eb7d229b271668ff3c574e5a97c5eeaf20ab563294b4e82bf964e30cee73905feb2003b3db866effbf1b0075297f8b70028
-
SSDEEP
393216:Iktw2PDJieJhbXkZFYEupnjFIlM76fYTAy:I0JVhQZ6t0M76yAy
Malware Config
Signatures
-
resource yara_rule sample vmprotect -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bc23072f42ed31da7a1a43c6e11558e9ac3b044aed743d3a56d82ae15d4d417e
Files
-
bc23072f42ed31da7a1a43c6e11558e9ac3b044aed743d3a56d82ae15d4d417e.exe windows:5 windows x86
87e597e9f5e6a480e5d5c4428b9f6041
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
winmm
midiStreamOut
midiOutPrepareHeader
midiStreamProperty
midiOutUnprepareHeader
waveOutOpen
waveOutGetNumDevs
waveOutClose
waveOutReset
waveOutPause
waveOutWrite
waveOutPrepareHeader
waveOutUnprepareHeader
midiStreamStop
midiOutReset
midiStreamClose
midiStreamRestart
midiStreamOpen
ws2_32
kernel32
InterlockedIncrement
InterlockedDecrement
GetSystemInfo
IsProcessorFeaturePresent
lstrcmpiA
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
HeapSize
ExitThread
RaiseException
GetLocalTime
GetSystemTime
RtlUnwind
GetStartupInfoA
GetOEMCP
GetCPInfo
GetProcessVersion
SetErrorMode
ReleaseMutex
CreateMutexA
GlobalFlags
SuspendThread
SetThreadPriority
GetCurrentThread
GetFileTime
TlsGetValue
LocalReAlloc
TlsSetValue
TlsFree
GlobalHandle
TlsAlloc
LocalAlloc
lstrcmpA
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
GetThreadLocale
GetStringTypeExA
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
DuplicateHandle
lstrcpynA
FileTimeToLocalFileTime
FileTimeToSystemTime
FormatMessageA
LocalFree
GetTempFileNameA
GetVersion
GetTimeZoneInformation
SetLastError
OpenProcess
TerminateProcess
GetCurrentProcess
GetFileSize
SetFilePointer
CreateToolhelp32Snapshot
Process32First
Process32Next
GetSystemDirectoryA
TerminateThread
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
SetCommTimeouts
SetCommMask
GetCommState
SetCommState
WriteFile
PurgeComm
WaitCommEvent
ClearCommError
WaitForMultipleObjects
GetOverlappedResult
GetCommModemStatus
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
lstrlenW
GetModuleFileNameA
WideCharToMultiByte
MultiByteToWideChar
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GlobalReAlloc
HeapFree
HeapReAlloc
InterlockedCompareExchange
GetProcessHeap
HeapAlloc
GetUserDefaultLCID
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
GetPrivateProfileSectionNamesA
WritePrivateProfileStringA
GetPrivateProfileStringA
CreateThread
CreateEventA
Sleep
GlobalAlloc
GlobalLock
GlobalUnlock
GetTempPathA
FindFirstFileA
FindClose
GetFileAttributesA
DeleteFileA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
CreateProcessA
WaitForSingleObject
CloseHandle
GetStdHandle
GetFileType
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
SetEnvironmentVariableA
LCMapStringA
LCMapStringW
VirtualAlloc
IsBadWritePtr
SetUnhandledExceptionFilter
GetStringTypeA
GetStringTypeW
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
SetStdHandle
InterlockedExchange
VirtualProtect
VirtualQuery
GetACP
VirtualQuery
GetSystemTimeAsFileTime
GetModuleHandleA
CreateEventA
GetModuleFileNameW
LoadLibraryA
TerminateProcess
GetCurrentProcess
CreateToolhelp32Snapshot
Thread32First
GetCurrentProcessId
GetCurrentThreadId
OpenThread
Thread32Next
CloseHandle
SuspendThread
ResumeThread
WriteProcessMemory
GetSystemInfo
VirtualAlloc
VirtualProtect
VirtualFree
GetProcessAffinityMask
SetProcessAffinityMask
GetCurrentThread
SetThreadAffinityMask
Sleep
FreeLibrary
GetTickCount
GlobalFree
GetProcAddress
LocalAlloc
LocalFree
ExitProcess
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
DeleteCriticalSection
GetModuleHandleW
LoadResource
MultiByteToWideChar
FindResourceExW
FindResourceExA
WideCharToMultiByte
GetThreadLocale
GetUserDefaultLCID
GetSystemDefaultLCID
EnumResourceNamesA
EnumResourceNamesW
EnumResourceLanguagesA
EnumResourceLanguagesW
EnumResourceTypesA
EnumResourceTypesW
CreateFileW
LoadLibraryW
GetLastError
FlushFileBuffers
CreateFileA
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
GetCommandLineA
RaiseException
RtlUnwind
HeapFree
GetCPInfo
InterlockedIncrement
InterlockedDecrement
GetACP
GetOEMCP
IsValidCodePage
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
SetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
HeapAlloc
LCMapStringA
LCMapStringW
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
HeapCreate
HeapDestroy
QueryPerformanceCounter
HeapReAlloc
GetStringTypeA
GetStringTypeW
GetLocaleInfoA
HeapSize
WriteFile
SetFilePointer
GetConsoleCP
GetConsoleMode
InitializeCriticalSectionAndSpinCount
SetStdHandle
LocalAlloc
LocalFree
GetModuleFileNameW
GetProcessAffinityMask
SetProcessAffinityMask
SetThreadAffinityMask
Sleep
ExitProcess
FreeLibrary
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
EnumDisplaySettingsA
LoadImageA
SystemParametersInfoA
ShowWindow
IsWindowEnabled
TranslateAcceleratorA
ClientToScreen
EnableMenuItem
GetSubMenu
GetDlgCtrlID
CreateAcceleratorTableA
CreateMenu
ModifyMenuA
AppendMenuA
CreatePopupMenu
DrawIconEx
CreateIconFromResource
CreateIconFromResourceEx
RegisterClipboardFormatA
SetRectEmpty
LoadStringA
MapDialogRect
SetWindowContextHelpId
CharNextA
TranslateMessage
LoadIconA
GetCursor
DrawTextA
GetSysColorBrush
GetNextDlgGroupItem
PostThreadMessageA
SetPropA
CallWindowProcA
MoveWindow
GetPropA
FrameRect
SetWindowsHookExA
CallNextHookEx
UnhookWindowsHookEx
GetWindowDC
EnumChildWindows
WindowFromDC
TabbedTextOutA
GrayStringA
DrawStateA
GetTabbedTextExtentA
GetMenuState
CopyAcceleratorTableA
PostQuitMessage
IsZoomed
GetClassInfoA
DefWindowProcA
GetSystemMenu
DeleteMenu
GetMenu
SetMenu
PeekMessageA
IsIconic
SetFocus
GetActiveWindow
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
ScreenToClient
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
KillTimer
SetTimer
DispatchMessageA
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
CheckMenuItem
IsDialogMessageA
ScrollWindowEx
GetCapture
SetCapture
GetScrollRange
SetScrollRange
SetScrollPos
SetRect
InflateRect
IntersectRect
DestroyIcon
PtInRect
OffsetRect
IsWindowVisible
EnableWindow
RedrawWindow
GetWindowLongA
SetWindowLongA
GetSysColor
SetActiveWindow
SetCursorPos
LoadCursorA
SetCursor
GetDC
FillRect
IsRectEmpty
ReleaseDC
IsChild
TrackPopupMenu
DestroyMenu
SetForegroundWindow
GetWindowRect
EqualRect
UpdateWindow
ValidateRect
InvalidateRect
GetClientRect
GetFocus
GetParent
GetTopWindow
PostMessageA
IsWindow
SetParent
DestroyCursor
SendMessageA
SetWindowPos
MessageBeep
MessageBoxA
GetCursorPos
GetSystemMetrics
EmptyClipboard
SetClipboardData
OpenClipboard
GetClipboardData
CloseClipboard
wsprintfA
WaitForInputIdle
GetMessageA
GetMenuStringA
GetMenuItemCount
SetWindowTextA
GetWindowTextA
GetDesktopWindow
GetClassNameA
GetWindowThreadProcessId
FindWindowA
GetDlgItem
GetForegroundWindow
CreateWindowExA
RegisterHotKey
UnregisterHotKey
WindowFromPoint
DrawFocusRect
DrawEdge
ReleaseCapture
DrawFrameControl
GetKeyState
UnregisterClassA
GetMenuItemID
GetWindowTextLengthA
CharUpperA
BeginPaint
EndPaint
DestroyWindow
CreateDialogIndirectParamA
EndDialog
GetNextDlgTabItem
GetWindowPlacement
RegisterWindowMessageA
GetLastActivePopup
GetMessageTime
RemovePropA
GetClassLongA
RegisterClassA
GetScrollPos
AdjustWindowRectEx
MapWindowPoints
SendDlgItemMessageA
GetUserObjectInformationW
CharUpperBuffW
MessageBoxW
GetProcessWindowStation
GetProcessWindowStation
GetUserObjectInformationW
gdi32
LineTo
MoveToEx
ExcludeClipRect
GetClipBox
ScaleWindowExtEx
SetWindowExtEx
GetObjectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
GetPixel
CreateCompatibleDC
SetPixelV
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
GetSystemPaletteEntries
CreateDIBitmap
DeleteObject
CreatePolygonRgn
GetClipRgn
SetStretchBltMode
SetPixel
CreateRectRgnIndirect
SetBkColor
SetBkMode
SetTextColor
SetWindowOrgEx
SaveDC
RestoreDC
CreatePenIndirect
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
CreateFontA
TranslateCharsetInfo
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SetMapMode
SetROP2
SetPolyFillMode
ExtSelectClipRgn
GetViewportExtEx
GetTextMetricsA
GetMapMode
GetStockObject
CreateFontIndirectA
CreateSolidBrush
FillRgn
CreateRectRgn
CombineRgn
PatBlt
CreatePen
SelectObject
CreateBitmap
CreateBrushIndirect
CreateDCA
CreateCompatibleBitmap
GetPolyFillMode
GetStretchBltMode
GetROP2
GetBkColor
GetBkMode
GetTextColor
CreateRoundRectRgn
CreateEllipticRgn
PathToRegion
EndPath
BeginPath
GetWindowOrgEx
GetViewportOrgEx
GetWindowExtEx
GetDIBits
RealizePalette
CreatePalette
SelectClipRgn
SelectPalette
StretchBlt
msimg32
GradientFill
winspool.drv
DocumentPropertiesA
ClosePrinter
OpenPrinterA
advapi32
RegCreateKeyExA
RegQueryValueExA
RegOpenKeyExA
RegSetValueExA
RegQueryValueA
RegCloseKey
RegOpenKeyA
shell32
Shell_NotifyIconA
DragQueryFileA
DragFinish
DragAcceptFiles
ShellExecuteA
ole32
CoGetClassObject
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CreateILockBytesOnHGlobal
CoFreeUnusedLibraries
CoRegisterMessageFilter
CoRevokeClassObject
OleFlushClipboard
OleIsCurrentClipboard
CoTaskMemAlloc
OleRun
CoCreateInstance
CLSIDFromString
OleUninitialize
OleInitialize
CLSIDFromProgID
CoTaskMemFree
oleaut32
comctl32
ImageList_Draw
ImageList_GetImageInfo
_TrackMouseEvent
ImageList_GetImageCount
ImageList_AddMasked
ImageList_GetIcon
ImageList_SetBkColor
ImageList_Add
ImageList_BeginDrag
ImageList_Create
ImageList_Destroy
ImageList_DragEnter
ImageList_DragLeave
ImageList_DragMove
ImageList_DragShowNolock
ImageList_EndDrag
ImageList_Read
ImageList_DrawIndirect
ImageList_Duplicate
oledlg
comdlg32
ChooseColorA
GetFileTitleA
GetOpenFileNameA
GetSaveFileNameA
wtsapi32
WTSSendMessageW
Exports
Exports
Sections
.text Size: 1.6MB - Virtual size: 1.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2.4MB - Virtual size: 2.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 392KB - Virtual size: 392KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp0 Size: 9.2MB - Virtual size: 9.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp1 Size: 2.0MB - Virtual size: 2.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 90KB - Virtual size: 90KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.l1 Size: 28KB - Virtual size: 28KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE