Behavioral task
behavioral1
Sample
2024-05-11_9effd1061ce70c7ab88195e24ca5f431_mafia_olyx_rekoobe.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-11_9effd1061ce70c7ab88195e24ca5f431_mafia_olyx_rekoobe.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_9effd1061ce70c7ab88195e24ca5f431_mafia_olyx_rekoobe
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Size
1.8MB
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MD5
9effd1061ce70c7ab88195e24ca5f431
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SHA1
09a8a61e2c7f9707163664f0d6224209851eb14f
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SHA256
e38c8b592f5647e8117a0439902d7e3280260fb5bac548a11cf186eed3f752e3
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SHA512
d304dc9f9900f3f07657c51d607f1da9a2eea20666827bc8e1a693a50d5ae380a8eea66bd66db481eebf7b50b1e934cc4f8076022d924f9fb34623b72e71d282
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SSDEEP
49152:YSJAl68SD4cT35iDASBWz6dwaOHmDFNP6r32MlTEGYxzUmgZL0:Ybl68E4cT3WAF6OaSmDFNP6r1gGYxzUH
Malware Config
Signatures
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Rekoobe family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-11_9effd1061ce70c7ab88195e24ca5f431_mafia_olyx_rekoobe
Files
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2024-05-11_9effd1061ce70c7ab88195e24ca5f431_mafia_olyx_rekoobe.exe windows:5 windows x86 arch:x86
24c3a87b4f27fb5f988ae0214e2fe9f0
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetTimeZoneInformation
CompareStringW
LCMapStringW
IsProcessorFeaturePresent
GetStringTypeW
QueryPerformanceCounter
HeapCreate
SetHandleCount
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStdHandle
IsValidCodePage
GetConsoleMode
GetConsoleCP
IsDebuggerPresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
TerminateProcess
GetFileType
SetStdHandle
lstrlenA
GetSystemTimeAsFileTime
HeapSize
HeapQueryInformation
CreateThread
ExitThread
HeapReAlloc
VirtualQuery
GetSystemInfo
VirtualAlloc
RaiseException
CreateFileW
RtlUnwind
HeapFree
HeapAlloc
GetStartupInfoW
HeapSetInformation
GetCommandLineA
DecodePointer
EncodePointer
FindResourceExW
VirtualProtect
SearchPathA
Sleep
GetProfileIntA
InitializeCriticalSectionAndSpinCount
GetNumberFormatA
GetWindowsDirectoryA
GetTempPathA
GetTempFileNameA
GetFileTime
GetFileSizeEx
GetFileAttributesA
FileTimeToLocalFileTime
GetFileAttributesExA
SetErrorMode
GetOEMCP
GetCPInfo
GetFullPathNameA
GetVolumeInformationA
FindFirstFileA
ExitProcess
WriteConsoleW
FindClose
GetCurrentProcess
DuplicateHandle
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
lstrcmpiA
FileTimeToSystemTime
GetACP
GetThreadLocale
InterlockedIncrement
TlsFree
DeleteCriticalSection
LocalReAlloc
TlsSetValue
TlsAlloc
InitializeCriticalSection
GlobalHandle
GlobalReAlloc
EnterCriticalSection
TlsGetValue
LeaveCriticalSection
LocalAlloc
GlobalFlags
InterlockedDecrement
GetModuleFileNameW
ReleaseActCtx
CreateActCtxW
GlobalGetAtomNameA
GlobalFindAtomA
GetVersionExA
LoadLibraryW
lstrcmpW
GlobalAddAtomA
WaitForSingleObject
ResumeThread
SetThreadPriority
GlobalSize
FormatMessageA
LocalFree
lstrlenW
MulDiv
GetCurrentProcessId
GlobalUnlock
GetPrivateProfileStringA
WritePrivateProfileStringA
GetPrivateProfileIntA
GetModuleHandleA
FreeResource
GlobalFree
GlobalDeleteAtom
GetCurrentThread
GetCurrentThreadId
MultiByteToWideChar
GetUserDefaultUILanguage
ConvertDefaultLocale
GetSystemDefaultUILanguage
GetModuleFileNameA
GetLocaleInfoA
CompareStringA
ActivateActCtx
LoadLibraryA
GetLastError
DeactivateActCtx
SetLastError
InterlockedExchange
GlobalLock
lstrcmpA
GlobalAlloc
GetModuleHandleW
GetProcAddress
FreeLibrary
CopyFileA
DeleteFileA
SetFilePointer
ReadFile
GetFileSize
lstrcpyA
GetLocalTime
FindResourceW
WideCharToMultiByte
CloseHandle
WriteFile
CreateFileA
LockResource
LoadResource
SizeofResource
FindResourceA
GetCurrentDirectoryA
GetTickCount
SetEnvironmentVariableA
user32
PostThreadMessageA
CharUpperBuffA
CopyIcon
FrameRect
LoadImageW
EmptyClipboard
CloseClipboard
SetClipboardData
OpenClipboard
CopyImage
GetIconInfo
HideCaret
InvertRect
RegisterClipboardFormatA
LockWindowUpdate
SetCursorPos
CreateAcceleratorTableA
LoadAcceleratorsW
GetKeyboardState
GetKeyboardLayout
ToAsciiEx
DrawFocusRect
DrawFrameControl
DrawEdge
DrawIconEx
SetClassLongA
DestroyAcceleratorTable
SetParent
UnpackDDElParam
ReuseDDElParam
LoadMenuA
LoadImageA
LoadAcceleratorsA
InsertMenuItemA
BringWindowToTop
TranslateAcceleratorA
UnregisterClassA
DestroyIcon
GetMenuDefaultItem
SetMenuDefaultItem
GetMenuItemInfoA
CreatePopupMenu
IsMenu
DestroyMenu
MonitorFromPoint
UpdateLayeredWindow
EnableScrollBar
UnionRect
CharUpperA
IsZoomed
GetAsyncKeyState
NotifyWinEvent
RedrawWindow
SetWindowRgn
GetSystemMenu
LoadMenuW
InflateRect
MessageBeep
GetNextDlgGroupItem
InvalidateRgn
IntersectRect
SetRect
IsRectEmpty
OffsetRect
CharNextA
GetSysColorBrush
SetLayeredWindowAttributes
EnumDisplayMonitors
SystemParametersInfoA
SetRectEmpty
KillTimer
SetTimer
RealChildWindowFromPoint
DeleteMenu
WaitMessage
ReleaseCapture
LoadCursorA
LoadCursorW
WindowFromPoint
SetCapture
ShowWindow
MoveWindow
SetWindowTextA
IsDialogMessageA
DefFrameProcA
CheckDlgButton
LoadIconA
SendDlgItemMessageA
WinHelpA
IsChild
GetCapture
GetClassLongA
SetPropA
GetPropA
RemovePropA
SetFocus
GetWindowTextLengthA
GetWindowTextA
GetForegroundWindow
BeginDeferWindowPos
EndDeferWindowPos
GetTopWindow
GetMessageTime
GetMessagePos
MonitorFromWindow
GetMonitorInfoA
MapWindowPoints
ScrollWindow
TrackPopupMenu
SetMenu
SetScrollRange
GetScrollRange
SetScrollPos
GetScrollPos
SetForegroundWindow
ShowScrollBar
CreateWindowExA
GetClassInfoExA
GetClassInfoA
RegisterClassA
AdjustWindowRectEx
EqualRect
DeferWindowPos
GetScrollInfo
SetScrollInfo
SetWindowPlacement
GetWindowPlacement
GetDlgCtrlID
DefWindowProcA
CallWindowProcA
GetMenu
SetWindowLongA
GetClassNameA
InvalidateRect
UpdateWindow
DrawStateA
ShowOwnedPopups
SetCursor
GetMessageA
TranslateMessage
DispatchMessageA
IsWindowVisible
PeekMessageA
ValidateRect
SetMenuItemBitmaps
GetMenuCheckMarkDimensions
LoadBitmapW
ModifyMenuA
EnableMenuItem
CheckMenuItem
SetWindowsHookExA
UnhookWindowsHookEx
GetCursorPos
CallNextHookEx
GetFocus
DefMDIChildProcA
DrawMenuBar
TranslateMDISysAccel
GetWindowRgn
DestroyCursor
SubtractRect
MapVirtualKeyExA
GetWindowRect
PtInRect
GetSysColor
EndPaint
BeginPaint
GetWindowDC
ClientToScreen
ScreenToClient
GrayStringA
DrawTextExA
DrawTextA
IsCharLowerA
GetDoubleClickTime
GetUpdateRect
IsClipboardFormatAvailable
CreateMenu
TabbedTextOutA
FillRect
GetMenuState
GetMenuStringA
AppendMenuA
GetMenuItemID
InsertMenuA
GetMenuItemCount
GetSubMenu
RemoveMenu
GetWindowThreadProcessId
GetLastActivePopup
MessageBoxA
MapVirtualKeyA
GetKeyNameTextA
ReleaseDC
GetDC
CopyRect
GetDesktopWindow
GetActiveWindow
SetActiveWindow
CreateDialogIndirectParamA
DestroyWindow
IsWindow
GetWindowLongA
GetDlgItem
IsWindowEnabled
GetNextDlgTabItem
EndDialog
RegisterWindowMessageA
GetWindow
SetWindowContextHelpId
GetParent
MapDialogRect
SetWindowPos
PostQuitMessage
PostMessageA
GetKeyState
DrawIcon
GetSystemMetrics
IsIconic
GetClientRect
SendMessageA
LoadIconW
EnableWindow
CopyAcceleratorTableA
gdi32
CreateFontIndirectA
CreateCompatibleBitmap
GetTextMetricsA
EnumFontFamiliesA
GetTextCharsetInfo
GetBkColor
GetTextColor
GetRgnBox
GetTextExtentPoint32A
SetRectRgn
CombineRgn
GetMapMode
DPtoLP
CreateRoundRectRgn
CreateDIBSection
CreatePolygonRgn
CreateEllipticRgn
Polyline
Ellipse
Polygon
CreatePalette
GetPaletteEntries
GetNearestPaletteIndex
RealizePalette
GetSystemPaletteEntries
OffsetRgn
SetDIBColorTable
StretchBlt
CreateDIBitmap
CreateSolidBrush
EnumFontFamiliesExA
ExtFloodFill
SetPaletteEntries
LPtoDP
GetWindowOrgEx
GetViewportOrgEx
PtInRegion
FillRgn
FrameRgn
GetBoundsRect
GetTextFaceA
SetPixelV
SetViewportOrgEx
SelectObject
Escape
SetPixel
CreateHatchBrush
ExtTextOutA
CreatePen
GetObjectType
OffsetViewportOrgEx
SelectPalette
GetStockObject
CreateCompatibleDC
CreateBitmap
CreatePatternBrush
DeleteDC
ExtSelectClipRgn
ScaleWindowExtEx
SetWindowExtEx
OffsetWindowOrgEx
SetWindowOrgEx
ScaleViewportExtEx
Rectangle
CreateRectRgnIndirect
TextOutA
RectVisible
PtVisible
GetPixel
BitBlt
GetWindowExtEx
GetViewportExtEx
GetObjectA
CreateRectRgn
SelectClipRgn
DeleteObject
SetLayout
GetLayout
SetTextAlign
MoveToEx
LineTo
IntersectClipRect
ExcludeClipRect
GetClipBox
SetMapMode
SetTextColor
SetROP2
SetPolyFillMode
SetBkMode
SetBkColor
RestoreDC
SaveDC
CreateDCA
CopyMetaFileA
GetDeviceCaps
PatBlt
SetViewportExtEx
msimg32
AlphaBlend
TransparentBlt
comdlg32
GetFileTitleA
winspool.drv
ClosePrinter
OpenPrinterA
DocumentPropertiesA
advapi32
RegEnumKeyExA
RegQueryValueExA
RegOpenKeyExA
RegCreateKeyExA
RegSetValueExA
RegDeleteValueA
RegDeleteKeyA
RegEnumKeyA
RegQueryValueA
RegCloseKey
RegEnumValueA
shell32
DragQueryFileA
SHGetSpecialFolderLocation
SHGetMalloc
SHGetPathFromIDListA
SHBrowseForFolderA
SHAppBarMessage
ShellExecuteA
SHGetDesktopFolder
DragFinish
SHGetFileInfoA
comctl32
InitCommonControlsEx
ImageList_GetIconSize
shlwapi
PathFindFileNameA
PathRemoveFileSpecW
PathStripToRootA
PathFindExtensionA
PathIsUNCA
ole32
OleLockRunning
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
DoDragDrop
OleFlushClipboard
OleIsCurrentClipboard
CreateStreamOnHGlobal
OleInitialize
CoFreeUnusedLibraries
OleUninitialize
StgOpenStorageOnILockBytes
CoGetClassObject
CoInitialize
CoInitializeEx
CoCreateInstance
CoUninitialize
OleDuplicateData
CoTaskMemAlloc
ReleaseStgMedium
CoTaskMemFree
RevokeDragDrop
CoLockObjectExternal
CreateILockBytesOnHGlobal
CLSIDFromString
CLSIDFromProgID
CoCreateGuid
RegisterDragDrop
OleGetClipboard
CoRegisterMessageFilter
StgCreateDocfileOnILockBytes
CoRevokeClassObject
oleaut32
SysFreeString
VarBstrFromDate
SysAllocString
SafeArrayDestroy
SystemTimeToVariantTime
VariantTimeToSystemTime
OleCreateFontIndirect
SysStringLen
VariantInit
VariantChangeType
VariantClear
SysAllocStringByteLen
SysAllocStringLen
VariantCopy
oledlg
ord8
gdiplus
GdipGetImageGraphicsContext
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipGetImagePalette
GdipGetImagePaletteSize
GdipGetImagePixelFormat
GdipGetImageHeight
GdipGetImageWidth
GdipCloneImage
GdipDrawImageRectI
GdipSetInterpolationMode
GdipCreateFromHDC
GdiplusShutdown
GdiplusStartup
GdipCreateBitmapFromHBITMAP
GdipDisposeImage
GdipDeleteGraphics
GdipAlloc
GdipFree
GdipDrawImageI
oleacc
LresultFromObject
AccessibleObjectFromWindow
CreateStdAccessibleObject
imm32
ImmGetOpenStatus
ImmReleaseContext
ImmGetContext
winmm
PlaySoundA
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 271KB - Virtual size: 270KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 53KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 188KB - Virtual size: 188KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 164KB - Virtual size: 164KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ