2025-02-07_b506af4b8a8fd31558e11a4859ea7f04_bkransomware_floxif

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General

Target

2025-02-07_b506af4b8a8fd31558e11a4859ea7f04_bkransomware_floxif
Size

2.9MB
MD5

b506af4b8a8fd31558e11a4859ea7f04
SHA1

686b307f7c1afff7e2ca60bfc5d871093a558528
SHA256

33f20d54db128e08342fbf509b4c1ad049f9cc4c7b4af92e6680e7680d33242d
SHA512

dea65133896f9efe01a5846352964b4d8dd9607b168656f1a36c25cfdeb9826b5987ec2616df1e5f7e9732f5556120a95bfa50cbdbb905320d611c7681c2de91
SSDEEP

49152:m1N+/b4UkMdGOZf3dTv+qkLQbdSWF2gtsI/x7h2ZnMzqa:w+//kMdGOj+X8bdSL4sI/x7hb

Score

1^/10

Malware Config

Signatures

Files

2025-02-07_b506af4b8a8fd31558e11a4859ea7f04_bkransomware_floxif
.exe windows:5 windows x86 arch:x86

f1c6f207a8542caa726a047c91bd8662

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21-12-2012 00:00

Not After

30-12-2020 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18-10-2012 00:00

Not After

29-12-2020 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

70:2f:60:9c:18:e6:5a:1c:78:63:52:33:ab:4b:e6:e3
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

24-05-2016 00:00

Not After

13-07-2018 23:59

Subject

CN=HANCOM. INC\,,O=HANCOM. INC\,,L=Seongnam-si,ST=Gyeonggi-do,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

10-12-2013 00:00

Not After

09-12-2023 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

33:e9:e6:1c:59:a4:83:5a:2f:1c:0d:80:52:6d:c0:c0:bb:22:0a:88:6b:70:92:38:28:91:a2:61:c6:08:0d:4f
Signer

Actual PE Digest

33:e9:e6:1c:59:a4:83:5a:2f:1c:0d:80:52:6d:c0:c0:bb:22:0a:88:6b:70:92:38:28:91:a2:61:c6:08:0d:4f

Digest Algorithm

sha256

PE Digest Matches

false

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

PDB Paths

D:\GitRepository\install\HOffice90\Setup_NEO\Release\Setup.pdb

Imports

kernel32

LCMapStringW
OutputDebugStringW
SetFilePointerEx
ReadConsoleW
GetConsoleMode
GetConsoleCP
GetTimeZoneInformation
GetStringTypeW
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetLastError
QueryPerformanceCounter
GetStartupInfoW
GetStdHandle
GetFileType
SetStdHandle
GetSystemTimeAsFileTime
VirtualQuery
VirtualAlloc
GetSystemInfo
HeapQueryInformation
ExitThread
CreateThread
RtlUnwind
IsProcessorFeaturePresent
IsDebuggerPresent
GetModuleHandleExW
ExitProcess
GetCommandLineW
FindResourceExW
VirtualProtect
GetProfileIntW
GetTickCount
GetTempPathW
GetTempFileNameW
SearchPathW
GetFileTime
GetFileSizeEx
GetFileAttributesExW
FileTimeToLocalFileTime
SetErrorMode
GetWindowsDirectoryW
lstrcmpiW
DuplicateHandle
WriteFile
UnlockFile
SetFilePointer
SetEndOfFile
ReadFile
LockFile
GetVolumeInformationW
GetFullPathNameW
FlushFileBuffers
GetFileSize
WriteConsoleW
SetEnvironmentVariableA
GetFileAttributesW
CreateFileW
lstrcpyW
DeleteFileW
GetCurrentDirectoryW
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
FileTimeToSystemTime
GlobalGetAtomNameW
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSection
GlobalFlags
WritePrivateProfileStringW
ResumeThread
SetThreadPriority
CloseHandle
CompareStringA
lstrcmpA
GetVersionExW
GetCurrentThread
GlobalFindAtomW
GlobalAddAtomW
LoadLibraryA
lstrcmpW
GlobalDeleteAtom
LoadLibraryExW
FreeLibrary
GetSystemDirectoryW
GetCurrentThreadId
EncodePointer
MultiByteToWideChar
CopyFileW
GlobalSize
GlobalAlloc
GetCurrentProcessId
MulDiv
LoadLibraryW
GlobalFree
GlobalUnlock
GlobalLock
GetProcAddress
GetModuleHandleW
GetModuleHandleA
FreeResource
SetLastError
OutputDebugStringA
lstrcpynW
WideCharToMultiByte
DeleteCriticalSection
DecodePointer
EnterCriticalSection
HeapSize
RaiseException
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
GetProcessHeap
HeapFree
HeapAlloc
HeapReAlloc
FindClose
GetExitCodeProcess
GetPrivateProfileIntW
GetPrivateProfileStringW
GetModuleFileNameW
VerifyVersionInfoW
VerSetConditionMask
GetCurrentProcess
FindFirstFileW
Sleep
WaitForSingleObject
SetThreadUILanguage
GetThreadUILanguage
FindResourceW
LoadResource
LockResource
SizeofResource
LocalFree
FormatMessageW

user32

CharUpperBuffW
SetCursorPos
DrawFrameControl
SetRect
UnionRect
InvertRect
HideCaret
EnableScrollBar
GetIconInfo
DrawIconEx
DrawFocusRect
GetNextDlgGroupItem
GetMenuDefaultItem
SetClassLongW
LockWindowUpdate
RegisterClipboardFormatW
EnumChildWindows
CopyAcceleratorTableW
DestroyAcceleratorTable
CreateAcceleratorTableW
GetKeyboardState
GetKeyboardLayout
ToUnicodeEx
WaitMessage
PostThreadMessageW
ModifyMenuW
IsMenu
NotifyWinEvent
WindowFromPoint
SetWindowRgn
GetSystemMenu
SetCapture
GetAsyncKeyState
CharUpperW
TrackMouseEvent
IsRectEmpty
DrawStateW
EmptyClipboard
SetClipboardData
CloseClipboard
OpenClipboard
EnumDisplayMonitors
SetLayeredWindowAttributes
MonitorFromPoint
SetParent
ReuseDDElParam
UnpackDDElParam
LoadImageW
DestroyIcon
SetRectEmpty
InsertMenuItemW
CreatePopupMenu
TranslateAcceleratorW
LoadAcceleratorsW
ReleaseCapture
CopyImage
GetMenuItemInfoW
DestroyMenu
GetSysColorBrush
RealChildWindowFromPoint
IntersectRect
MapVirtualKeyW
GetKeyNameTextW
SetCursor
ShowOwnedPopups
GetMessageW
SystemParametersInfoW
OffsetRect
MessageBeep
IsZoomed
PostQuitMessage
SendDlgItemMessageA
LoadBitmapW
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
IsDialogMessageW
SetWindowTextW
SendDlgItemMessageW
UpdateLayeredWindow
CheckDlgButton
MoveWindow
ShowWindow
GetMonitorInfoW
MonitorFromWindow
WinHelpW
GetScrollInfo
SetScrollInfo
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExW
GetWindow
GetTopWindow
GetClassNameW
GetClassLongW
SetWindowLongW
EqualRect
CopyRect
MapWindowPoints
AdjustWindowRectEx
GetWindowTextLengthW
GetWindowTextW
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
ScrollWindow
RedrawWindow
ValidateRect
SetForegroundWindow
GetForegroundWindow
TrackPopupMenu
SetMenu
GetMenu
GetCapture
GetKeyState
SetFocus
GetDlgCtrlID
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
GetWindowPlacement
SetWindowPos
IsChild
CreateWindowExW
GetClassInfoExW
GetClassInfoW
RegisterClassW
CallWindowProcW
DefWindowProcW
PostMessageW
GetMessageTime
GetMessagePos
LoadMenuW
RemoveMenu
AppendMenuW
InsertMenuW
GetMenuItemCount
GetMenuItemID
GetSubMenu
GetMenuState
GetMenuStringW
GetLastActivePopup
GetWindowThreadProcessId
ClientToScreen
EndPaint
BeginPaint
GetWindowDC
GetWindowLongW
SetMenuDefaultItem
CopyIcon
IsClipboardFormatAvailable
DrawMenuBar
DefFrameProcW
DefMDIChildProcW
TranslateMDISysAccel
IsCharLowerW
MapVirtualKeyExW
SubtractRect
GetUpdateRect
GetComboBoxInfo
SetActiveWindow
IsWindowEnabled
GetActiveWindow
GetNextDlgTabItem
GetDoubleClickTime
GetWindowRgn
MapDialogRect
DestroyCursor
CreateMenu
GetDlgItem
EndDialog
CreateDialogIndirectParamW
DestroyWindow
UpdateWindow
ReleaseDC
FillRect
GetDC
PtInRect
GetFocus
LoadCursorW
FrameRect
DrawEdge
GrayStringW
DrawTextExW
TabbedTextOutW
DrawTextW
InflateRect
InvalidateRect
GetSysColor
ScreenToClient
GetCursorPos
KillTimer
GetParent
SetTimer
SetScrollPos
BringWindowToTop
IsWindow
RegisterWindowMessageW
UnregisterClassW
ExitWindowsEx
DispatchMessageW
TranslateMessage
PeekMessageW
GetDesktopWindow
MessageBoxW
DrawIcon
GetClientRect
GetSystemMetrics
IsIconic
GetWindowRect
SendMessageW
LoadIconW
EnableWindow
DeleteMenu

gdi32

SetRectRgn
DPtoLP
GetTextMetricsW
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
GetDIBits
RealizePalette
SetPixel
StretchBlt
CreateDIBSection
SetDIBColorTable
CreateRoundRectRgn
GetRgnBox
OffsetRgn
GetTextColor
CreatePalette
GetNearestPaletteIndex
GetPaletteEntries
GetSystemPaletteEntries
CreateEllipticRgn
Ellipse
CreatePolygonRgn
Polygon
Polyline
Rectangle
EnumFontFamiliesExW
ExtFloodFill
SetPaletteEntries
GetViewportOrgEx
LPtoDP
GetWindowOrgEx
FillRgn
FrameRgn
GetBoundsRect
PtInRegion
GetTextFaceW
SetPixelV
SetMapMode
SetBkMode
CombineRgn
PatBlt
CreateRectRgnIndirect
CreateDCW
CopyMetaFileW
ScaleWindowExtEx
ScaleViewportExtEx
OffsetWindowOrgEx
OffsetViewportOrgEx
SetWindowOrgEx
SetWindowExtEx
SetLayout
SetViewportOrgEx
SetViewportExtEx
MoveToEx
SetTextAlign
SetTextColor
SetROP2
SetPolyFillMode
RoundRect
CreateSolidBrush
SetBkColor
SelectPalette
SelectObject
ExtSelectClipRgn
SelectClipRgn
SaveDC
RestoreDC
LineTo
IntersectClipRect
GetWindowExtEx
GetViewportExtEx
GetPixel
GetObjectType
GetDeviceCaps
GetClipBox
ExcludeClipRect
DeleteObject
CreatePatternBrush
CreatePen
CreateHatchBrush
CreateBitmap
CreateFontIndirectW
CreateRectRgn
Escape
ExtTextOutW
TextOutW
RectVisible
PtVisible
GetTextExtentPoint32W
GetBkColor
GetObjectW
GetCurrentObject
BitBlt
CreateCompatibleBitmap
CreateCompatibleDC
DeleteDC
GetStockObject
CreateFontW
GetLayout

msimg32

AlphaBlend
TransparentBlt

winspool.drv

ClosePrinter
OpenPrinterW
DocumentPropertiesW

advapi32

RegSetValueExW
RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegCreateKeyExW
RegDeleteKeyW
RegDeleteValueW
RegCreateKeyW
AdjustTokenPrivileges
LookupPrivilegeValueW
OpenProcessToken
RegOpenKeyExW
RegCloseKey
RegQueryValueExW
RegOpenKeyW

shell32

ShellExecuteExW
DragQueryFileW
DragFinish
SHAppBarMessage
SHGetMalloc
SHGetPathFromIDListW
ShellExecuteW
SHGetFileInfoW
SHGetFolderPathW
SHGetDesktopFolder
SHBrowseForFolderW
SHGetSpecialFolderLocation

comctl32

ImageList_SetBkColor
ImageList_GetBkColor
ImageList_GetImageInfo

shlwapi

PathFindExtensionW
PathFindFileNameW
PathIsUNCW
PathStripToRootW
StrFormatKBSizeW
PathFileExistsW
PathRemoveFileSpecW

uxtheme

GetWindowTheme
GetThemeSysColor
GetCurrentThemeName
DrawThemeText
DrawThemeParentBackground
DrawThemeBackground
IsAppThemed
GetThemePartSize
GetThemeColor
CloseThemeData
OpenThemeData
IsThemeBackgroundPartiallyTransparent

ole32

CoInitialize
CoCreateInstance
CoCreateGuid
CoUninitialize
ReleaseStgMedium
OleDuplicateData
CoTaskMemAlloc
CoDisconnectObject
CreateStreamOnHGlobal
DoDragDrop
OleGetClipboard
OleLockRunning
CoTaskMemFree
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
CoInitializeEx

oleaut32

SysFreeString
VarBstrFromDate
VariantCopy
VariantTimeToSystemTime
SystemTimeToVariantTime
SysStringLen
LoadTypeLi
SysAllocString
VariantChangeType
VariantClear
VariantInit
SysAllocStringLen

gdiplus

GdipCreateFromHDC
GdipDeleteGraphics
GdipCreateBitmapFromResource
GdipFree
GdipAlloc
GdipCloneImage
GdipDisposeImage
GdipDrawImageRectI
GdipSetInterpolationMode
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdiplusStartup
GdipCreateBitmapFromStream
GdipGetImagePaletteSize
GdipGetImagePalette
GdipGetImagePixelFormat
GdipGetImageHeight
GdipGetImageWidth
GdipGetImageGraphicsContext
GdiplusShutdown

msi

ord92
ord32
ord159
ord160
ord118
ord70
ord78
ord150
ord8

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

oleacc

CreateStdAccessibleObject
AccessibleObjectFromWindow
LresultFromObject

imm32

ImmGetOpenStatus
ImmReleaseContext
ImmGetContext

winmm

PlaySoundW

Sections

.text
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 332KB - Virtual size: 332KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 24KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1005KB - Virtual size: 1005KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 120KB - Virtual size: 119KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f1c6f207a8542caa726a047c91bd8662

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

70:2f:60:9c:18:e6:5a:1c:78:63:52:33:ab:4b:e6:e3Certificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

33:e9:e6:1c:59:a4:83:5a:2f:1c:0d:80:52:6d:c0:c0:bb:22:0a:88:6b:70:92:38:28:91:a2:61:c6:08:0d:4fSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

gdiplus

msi

version

oleacc

imm32

winmm

Sections

.text Size: 1.3MB - Virtual size: 1.3MB

.rdata Size: 332KB - Virtual size: 332KB

.data Size: 24KB - Virtual size: 63KB

.rsrc Size: 1005KB - Virtual size: 1005KB

.reloc Size: 120KB - Virtual size: 119KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

70:2f:60:9c:18:e6:5a:1c:78:63:52:33:ab:4b:e6:e3
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

33:e9:e6:1c:59:a4:83:5a:2f:1c:0d:80:52:6d:c0:c0:bb:22:0a:88:6b:70:92:38:28:91:a2:61:c6:08:0d:4f
Signer

.text
Size: 1.3MB - Virtual size: 1.3MB

.rdata
Size: 332KB - Virtual size: 332KB

.data
Size: 24KB - Virtual size: 63KB

.rsrc
Size: 1005KB - Virtual size: 1005KB

.reloc
Size: 120KB - Virtual size: 119KB