4efa75f57f749302c253e2a5c2876065b1a9e1d18d69335dfd5b20c448e749ad

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General

Target

4efa75f57f749302c253e2a5c2876065b1a9e1d18d69335dfd5b20c448e749ad
Size

908KB
MD5

fb7c225421b32f0cbf238504b32cfce3
SHA1

a9c99744b0bfd7f94d2bded6fc67d3c7639c7b45
SHA256

4efa75f57f749302c253e2a5c2876065b1a9e1d18d69335dfd5b20c448e749ad
SHA512

0010a0f68e8e0d94dfab9a238bf4d0d70bafdeb0c40bbd3ccd207f02da2df714af94055c7d9960a391ef0e84db3f1340e43b3eff4ecd3bbcc8dcc4d96c8be782
SSDEEP

1536:tV7RSS9YSCSISCShSCSxAGzsCTXYtFBo45GQG770gSvc1RIVLmyLmRgRLuLkutb+:JuAGBTYzGHsNv6xgRK4VljQaeA

Score

9^/10

cryptone packer

Malware Config

Signatures

CryptOne packer 1 IoCs

Detects CryptOne packer defined in NCC blogpost.

cryptone packer

resource	yara_rule
sample	cryptone

Files

4efa75f57f749302c253e2a5c2876065b1a9e1d18d69335dfd5b20c448e749ad
.exe windows x86

c5f844dd8f82b6eb605d542b82a73b98

Code Sign

24:3f:59:9a:f4:d8:bc:8d:1b:31:14:31:ea:86:52:23
Certificate

Issuer

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

10-04-2020 00:00

Not After

10-04-2021 23:59

Subject

CN=Datamean Technologies LTD,O=Datamean Technologies LTD,POSTALCODE=7577,STREET=25 Tasou Konstantinou,L=Mazotos,ST=Larnaca,C=CY

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02-11-2018 00:00

Not After

31-12-2030 23:59

Subject

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7f:14:3c:af:68:0d:ed:8f:a8:b5:ec:04:47:ed:55:c6:9b:cf:52:6d
Signer

Actual PE Digest

7f:14:3c:af:68:0d:ed:8f:a8:b5:ec:04:47:ed:55:c6:9b:cf:52:6d

Digest Algorithm

sha1

PE Digest Matches

false

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Datamean Technologies LTD,O=Datamean Technologies LTD,POSTALCODE=7577,STREET=25 Tasou Konstantinou,L=Mazotos,ST=Larnaca,C=CY

18-05-2022 18:07
Valid: false

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

kernel32

SetEvent
SetFileAttributesA
GetTickCount
WaitForMultipleObjects
GetSystemTime
GetLocalTime
OutputDebugStringA
FreeLibrary
LoadLibraryA
GetWindowsDirectoryA
lstrcpynA
MoveFileA
CreateMutexA
ReleaseMutex
GlobalUnlock
GlobalLock
GlobalAlloc
GetProcAddress
DeviceIoControl
CreateThread
GetLastError
SetFilePointer
CopyFileA
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
DeleteCriticalSection
HeapCreate
HeapDestroy
HeapFree
HeapAlloc
GetComputerNameA
GetCurrentThreadId
GetModuleHandleA
GetStartupInfoA
ResetEvent
CreateDirectoryA
WaitForSingleObject
DeleteFileA
GetTempPathA
lstrcpyA
SetErrorMode
GetVolumeInformationA
GetDriveTypeA
GetFileAttributesA
CreateEventA
CreateFileA
WriteFile
ReadFile
CloseHandle
GetStdHandle
GetModuleFileNameA
MultiByteToWideChar
lstrlenW
lstrlenA
GetDiskFreeSpaceExA
GetVersionExA
GetVersion
GetLogicalDriveStringsA
ConvertDefaultLocale
GetConsoleAliasExesW
CreateSemaphoreW
IsValidCodePage
GetFileAttributesExA
_hwrite
lstrcmp
GetComputerNameExA
EnumSystemLocalesA
SetHandleCount
GetCommandLineW
GetCommandLineA
GetEnvironmentStrings
FreeEnvironmentStringsA
UnhandledExceptionFilter
HeapSize
SetStdHandle
ExitThread
VirtualQuery
GetSystemInfo
VirtualAlloc
GetDateFormatA
GetTimeFormatA
PeekNamedPipe
GetFileType
TerminateProcess
GetSystemTimeAsFileTime
HeapReAlloc
RtlUnwind
GlobalFlags
VirtualProtect
TlsFree
LocalReAlloc
VirtualFree
LCMapStringA
IsBadWritePtr
GetOEMCP
GetStringTypeA
GetCurrentDirectoryA
GetUserDefaultLCID
IsValidLocale
SetEnvironmentVariableA
GetFileInformationByHandle
InterlockedDecrement
GlobalSize
InterlockedExchange
GetACP
GetLocaleInfoA
FindClose
GetTimeZoneInformation
MulDiv
GetSystemDirectoryA
CompareStringA
LocalAlloc
LocalLock
LocalUnlock
SetThreadPriority
FreeResource
QueryPerformanceFrequency
QueryPerformanceCounter
GetOverlappedResult
GetProcessHeap
TlsSetValue
TlsAlloc
TlsGetValue
GlobalHandle
GlobalReAlloc
GetCurrentThread
lstrcmpiA
IsBadReadPtr
TerminateThread
Beep
SetLastError
IsBadCodePtr
LocalFree
InterlockedIncrement
SetUnhandledExceptionFilter
GetCurrentProcessId
ExitProcess
ResumeThread
WritePrivateProfileStringA
GetPrivateProfileStringA
GetThreadLocale
SetThreadLocale
GlobalFree
SetConsoleCtrlHandler
GetCurrentProcess
RaiseException
GetFileSize
Sleep
LoadResource
LockResource
SizeofResource
EnumResourceLanguagesW
GlobalDeleteAtom
GetFileTime
FileTimeToLocalFileTime
FileTimeToSystemTime
DuplicateHandle
UnlockFile
LockFile
FlushFileBuffers
SuspendThread
lstrcmpA
SetEndOfFile

user32

GetNextDlgGroupItem
MessageBoxA
SendNotifyMessageA
CloseClipboard
OpenClipboard
SetClipboardData
EmptyClipboard
LoadMenuA
PostMessageA
SetCapture
GetClientRect
ReleaseCapture
InvalidateRect
DrawFocusRect
EnableWindow
GetSubMenu
GrayStringA
SetWindowRgn
LoadBitmapA
GetMenuStringA
GetMenuItemID
GetMenuState
ModifyMenuA
GetMenuItemCount
AppendMenuA
GetSystemMetrics
GetDC
DrawTextA
ReleaseDC
SystemParametersInfoA
GetSysColor
GetCursorPos
SetScrollPos
EqualRect
SetScrollRange
IsWindowVisible
GetClassInfoA
DefWindowProcA
SetWindowLongA
LoadCursorA
ShowWindow
wsprintfA
KillTimer
PeekMessageA
TranslateMessage
DispatchMessageA
IsIconic
DrawIcon
GetSystemMenu
SetTimer
LoadIconA
SetWindowTextA
GetMessagePos
PtInRect
GetCapture
DrawFrameControl
IsWindow
RedrawWindow
GetParent
InflateRect
OffsetRect
GetWindowRect
ClientToScreen
WindowFromPoint
GetActiveWindow
SetCursor
GetNextDlgTabItem
IsMenu
SendMessageA
TabbedTextOutA
GetWindowLongA
CopyRect
FillRect
DrawEdge
SetRect
GetKeyState
FrameRect
EndDeferWindowPos
GetProcessDefaultLayout
DdeClientTransaction
WINNLSGetIMEHotkey
UpdateWindow
CreatePopupMenu
CreateIconIndirect
GetDlgItem
DestroyWindow
DestroyMenu
DestroyCursor
SetWindowPos
MapWindowPoints
ScreenToClient
SetForegroundWindow
GetWindow
GetFocus
LockWindowUpdate
GetDCEx
DeleteMenu
SetParent
UnpackDDElParam
ReuseDDElParam
SetMenu
InvalidateRgn
SetWindowContextHelpId
MapDialogRect
EndDialog
ShowOwnedPopups
IsWindowEnabled
IsDlgButtonChecked
SetDlgItemInt
GetDlgItemInt
GetDesktopWindow
GetClassNameA
GetIconInfo
ExitWindowsEx
IsRectEmpty
UnhookWindowsHookEx
CallNextHookEx
EnumWindows
CheckRadioButton
SendDlgItemMessageA
GetForegroundWindow
GetTopWindow
GetMessageTime
DestroyIcon
GetAsyncKeyState
ScrollDC
IsChild
ChildWindowFromPointEx
SubtractRect
UnionRect
GetLastActivePopup
WaitMessage
PostQuitMessage
CheckDlgButton
SetFocus
MoveWindow
BeginPaint
EndPaint
GetDialogBaseUnits
GetWindowRgn
ShowCursor
BeginDeferWindowPos
DeferWindowPos
SetRectEmpty
GetWindowTextA
SetDlgItemTextA
ScrollWindow
CheckMenuRadioItem
AdjustWindowRectEx
CopyIcon
ShowScrollBar
DrawIconEx
CopyImage
SetMenuDefaultItem
MessageBeep
FlashWindow
SetActiveWindow
BringWindowToTop
RemoveMenu
EnableMenuItem
CheckMenuItem
CreateMenu
IntersectRect
GetDoubleClickTime
GetSysColorBrush
GetWindowDC
GetMenu
GetScrollInfo
IsZoomed
ValidateRect
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
GetWindowPlacement
GetDlgCtrlID
SetWindowPlacement
SetScrollInfo
GetScrollPos
GetScrollRange
TrackPopupMenu
GetListBoxInfo
CharNextA
IsCharAlphaW
InSendMessage
GetWindowContextHelpId
IsCharAlphaNumericA
VkKeyScanW
IsCharUpperA
CloseWindowStation
CharNextW

gdi32

GdiSetServerAttr
CreateEllipticRgn
GetFontAssocStatus
GetEnhMetaFileBits
GetCharWidthI
GetTextCharsetInfo
EngUnicodeToMultiByteN
GetCharacterPlacementW
PlgBlt
BeginPath
EngStretchBltROP
GdiConvertBrush
CreateRoundRectRgn
SetSystemPaletteUse
EngGetCurrentCodePage
GetEnhMetaFileHeader
RectInRegion
STROBJ_dwGetCodePage
EngDeleteSemaphore
EngDeletePalette
SelectBrushLocal
GetStringBitmapA
GetDeviceGammaRamp
GetDCPenColor
SetICMProfileA
GdiGetPageHandle
SetPixelV
SetBoundsRect
GetBitmapDimensionEx
SetBitmapDimensionEx
SetBkMode
CombineRgn
GetWindowOrgEx
GetViewportOrgEx
CreateRectRgn
Escape
RectVisible
PtVisible
GetWindowExtEx
GetViewportExtEx
GetMapMode
GetBkColor
GetBitmapBits
SetBitmapBits
CreateDIBSection
SetDIBColorTable
GdiFlush
CreateRectRgnIndirect
Rectangle
RealizePalette
CreatePalette
Ellipse
LPtoDP
GetRgnBox
SelectPalette
CreatePatternBrush
ScaleWindowExtEx
SetWindowExtEx
SetWindowOrgEx
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SelectClipRgn
MoveToEx
LineTo
IntersectClipRect
ExcludeClipRect
SetMapMode
SetROP2
SetPolyFillMode
CreatePolygonRgn
FillRgn
OffsetRgn
SetRectRgn
SaveDC
GetClipBox
ExtSelectClipRgn
SetStretchBltMode
SetDIBitsToDevice
RestoreDC
GetDIBits
PatBlt
CreatePen
CreateSolidBrush
Polygon
SetTextAlign
GetTextColor
CreateCompatibleBitmap
GetPixel
SetPixel
CreateCompatibleDC
SelectObject
SetBkColor
BitBlt
SetTextColor
DeleteDC
GetStockObject
DPtoLP
GetDeviceCaps
CreateBitmap
CreateBrushIndirect
DeleteObject
GetStretchBltMode
DeleteMetaFile
CreateMetaFileA
StrokePath
EndDoc
CreateMetaFileW
AbortPath
CloseMetaFile
GetLayout
UpdateColors

advapi32

RegQueryValueExA
RegOpenKeyExA
RegSetValueExA
RegCreateKeyExA
RegCloseKey
CryptAcquireContextA
AdjustTokenPrivileges
LookupPrivilegeValueW
OpenProcessToken
CryptReleaseContext
CryptGenRandom
RegOpenKeyA
GetUserNameA

shell32

SHGetPathFromIDListA
SHBrowseForFolderA
SHGetDesktopFolder
SHGetMalloc
ShellExecuteA
ShellExecuteExA
DragFinish
SHAppBarMessage

ole32

CoCreateInstance
CoTaskMemFree
StgOpenStorage
CoTaskMemAlloc
OleSetContainedObject
OleCreateStaticFromData
StgCreateDocfileOnILockBytes
CreateILockBytesOnHGlobal
ReleaseStgMedium
OleDuplicateData
CoInitialize
CLSIDFromProgID
CLSIDFromString
OleUninitialize
CoFreeUnusedLibraries
OleInitialize
RegisterDragDrop
CoLockObjectExternal
RevokeDragDrop
OleGetClipboard
CoGetClassObject
StgOpenStorageOnILockBytes
CoRevokeClassObject
OleIsCurrentClipboard
OleFlushClipboard
CoRegisterMessageFilter
CoInitializeSecurity
CoUninitialize
CreateStreamOnHGlobal

shlwapi

PathFileExistsW
PathRenameExtensionW
PathRemoveFileSpecW
PathIsRelativeW
PathRemoveExtensionW
PathFindExtensionW
PathFindFileNameW
PathRemoveBackslashW
PathAddBackslashW
PathIsURLW
PathCanonicalizeW
PathBuildRootW
PathStripToRootW
PathStripPathW
PathGetDriveNumberW
PathGetArgsW
PathIsRootW
PathCombineW
PathIsUNCW
UrlUnescapeW
PathMatchSpecW

comctl32

ImageList_Draw
ImageList_GetImageCount
ImageList_AddMasked
_TrackMouseEvent
ImageList_GetImageInfo
ImageList_Remove
ImageList_Create
ImageList_DragLeave
ImageList_DragEnter
ImageList_DragShowNolock
ImageList_DragMove
ImageList_EndDrag
ImageList_BeginDrag
CreatePropertySheetPageW
DestroyPropertySheetPage
ImageList_Destroy
ImageList_GetIconSize
ImageList_GetIcon
ImageList_SetOverlayImage
ImageList_DrawEx
ImageList_ReplaceIcon
ImageList_Add
ImageList_LoadImageW
PropertySheetW
ImageList_SetBkColor

Sections

.text
Size: 101KB - Virtual size: 101KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 776KB - Virtual size: 775KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 17KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c5f844dd8f82b6eb605d542b82a73b98

Code Sign

24:3f:59:9a:f4:d8:bc:8d:1b:31:14:31:ea:86:52:23Certificate

Extended Key Usages

Key Usages

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6aCertificate

Extended Key Usages

Key Usages

7f:14:3c:af:68:0d:ed:8f:a8:b5:ec:04:47:ed:55:c6:9b:cf:52:6dSigner

Signature Validations

Verification

18-05-2022 18:07 Valid: false

Headers

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

shlwapi

comctl32

Sections

.text Size: 101KB - Virtual size: 101KB

.rdata Size: 776KB - Virtual size: 775KB

.data Size: 17KB - Virtual size: 17KB

.rsrc Size: 9KB - Virtual size: 8KB

24:3f:59:9a:f4:d8:bc:8d:1b:31:14:31:ea:86:52:23
Certificate

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

7f:14:3c:af:68:0d:ed:8f:a8:b5:ec:04:47:ed:55:c6:9b:cf:52:6d
Signer

18-05-2022 18:07
Valid: false

.text
Size: 101KB - Virtual size: 101KB

.rdata
Size: 776KB - Virtual size: 775KB

.data
Size: 17KB - Virtual size: 17KB

.rsrc
Size: 9KB - Virtual size: 8KB