2024-05-20_4f9ef524c1a13062031137d75aa79dbe_bkransomware_floxif

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General

Target

2024-05-20_4f9ef524c1a13062031137d75aa79dbe_bkransomware_floxif
Size

2.1MB
MD5

4f9ef524c1a13062031137d75aa79dbe
SHA1

90018e7eb39e7d3815d31087daa20a7da93687aa
SHA256

3332e4d40ba67ed9a5e8d6a5c5174119e16a703f8640a9c6ea877bbd0fe3011d
SHA512

07d9fb4caca311780a11afcb5ce8d91a95774f62171c2b11fb068f78f6206bc14a161ee779eb75c28440385126a78a0b65498db278d1ecfa3eef1b5f0fd9775e
SSDEEP

49152:/ofqq2msxBMWSxRio/D4aQGJ6+YWN2153sqPk4utu+NNAVw6rPYT:gCq2R3MWSxN/M9GJrYa2r3XPk4utCVa

Score

1^/10

Malware Config

Signatures

Files

2024-05-20_4f9ef524c1a13062031137d75aa79dbe_bkransomware_floxif
.exe windows:5 windows x86 arch:x86

6ed37b68be1ec1829d9a6af1538a6410

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

25:0c:e8:e0:30:61:2e:9f:2b:89:f7:05:4d:7c:f8:fd
Certificate

Issuer

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

Not Before

08/11/2006, 00:00

Not After

07/11/2021, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
ExtKeyUsageNetscapeServerGatedCrypto

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

44:23:9c:21:87:ef:ae:7b:a9:f3:cd:89:c4:fe:9d:84
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Not Before

27/08/2012, 00:00

Not After

03/09/2015, 23:59

Subject

CN=Hewlett Packard,OU=Digital ID Class 3 - Microsoft Software Validation v2+OU=Desktop Consumer Solutions,O=Hewlett Packard,L=San Diego,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
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

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

2b:ed:eb:d5:26:75:92:a8:b2:56:be:6f:39:5d:88:ab:1a:07:bc:00
Signer

Actual PE Digest

2b:ed:eb:d5:26:75:92:a8:b2:56:be:6f:39:5d:88:ab:1a:07:bc:00

Digest Algorithm

sha1

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

f:\jnks\workspace\K16_Prod_Active\build101\SxS\src\Release\HPInstallerExe.pdb

Imports

kernel32

InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
RaiseException
GetLastError
HeapSize
EnterCriticalSection
DecodePointer
DeleteCriticalSection
GetCurrentThread
GetCurrentThreadId
GetVersionExW
FreeLibrary
GetModuleFileNameW
LoadLibraryExW
LoadResource
LockResource
WritePrivateProfileStringA
GetPrivateProfileStringA
MoveFileExW
DeviceIoControl
ProcessIdToSessionId
GetUserDefaultLangID
SetCurrentDirectoryW
GetComputerNameExW
FindNextFileW
GetProcessHeap
FlushViewOfFile
OpenFileMappingW
GlobalMemoryStatusEx
CreatePipe
WaitForMultipleObjects
TryEnterCriticalSection
GetEnvironmentVariableW
PeekNamedPipe
CreateDirectoryW
OpenMutexW
GetSystemTime
GetLocalTime
ResetEvent
OpenEventW
TerminateThread
GetExitCodeProcess
GetExitCodeThread
GetDiskFreeSpaceExW
CreateProcessW
SizeofResource
GlobalAlloc
QueryPerformanceFrequency
UnmapViewOfFile
ReleaseMutex
MapViewOfFile
CreateFileMappingW
CreateMutexW
GetLongPathNameW
OpenProcess
ExpandEnvironmentStringsW
HeapFree
HeapAlloc
GetSystemDefaultLCID
TlsGetValue
GlobalLock
GlobalDeleteAtom
lstrcmpA
lstrcmpW
FindResourceW
MultiByteToWideChar
WideCharToMultiByte
CompareStringA
CloseHandle
SetEvent
WaitForSingleObject
CreateEventW
SetThreadPriority
ResumeThread
GetModuleHandleW
GetProcAddress
GetPrivateProfileIntW
GetPrivateProfileStringW
WritePrivateProfileStringW
GlobalAddAtomW
GetCurrentProcessId
OutputDebugStringA
SetLastError
FreeResource
GetModuleHandleA
GlobalUnlock
GlobalFree
LoadLibraryW
EncodePointer
GetSystemDirectoryW
LoadLibraryA
GlobalFindAtomW
GlobalSize
LocalFree
MulDiv
FormatMessageW
CopyFileW
InitializeCriticalSection
TlsAlloc
HeapReAlloc
TlsSetValue
TlsFree
GlobalReAlloc
GlobalHandle
LocalAlloc
LocalReAlloc
GetCurrentDirectoryW
CompareStringW
GetLocaleInfoW
GetSystemDefaultUILanguage
GetUserDefaultUILanguage
GlobalFlags
DeleteFileW
GlobalGetAtomNameW
VerSetConditionMask
lstrcpyW
VerifyVersionInfoW
CreateFileW
GetFileAttributesW
GetFileSize
FindClose
FindFirstFileW
FlushFileBuffers
GetFullPathNameW
GetShortPathNameW
GetVolumeInformationW
LockFile
ReadFile
SetEndOfFile
SetFilePointer
UnlockFile
WriteFile
DuplicateHandle
GetCurrentProcess
lstrcmpiW
FileTimeToSystemTime
SetErrorMode
FileTimeToLocalFileTime
GetFileAttributesExW
GetFileSizeEx
GetFileTime
SetFileAttributesW
SearchPathW
GetTempFileNameW
GetTempPathW
GetTickCount
GetProfileIntW
Sleep
GetWindowsDirectoryW
VirtualProtect
GetUserDefaultLCID
FindResourceExW
GetCommandLineW
RtlUnwind
ExitProcess
GetModuleHandleExW
CreateThread
ExitThread
IsDebuggerPresent
IsProcessorFeaturePresent
HeapQueryInformation
GetSystemInfo
VirtualAlloc
VirtualQuery
GetSystemTimeAsFileTime
SetStdHandle
GetFileType
GetStdHandle
GetStartupInfoW
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetStringTypeW
GetTimeZoneInformation
GetConsoleCP
GetConsoleMode
ReadConsoleW
SetFilePointerEx
OutputDebugStringW
GetDateFormatW
GetTimeFormatW
LCMapStringW
IsValidLocale
EnumSystemLocalesW
WriteConsoleW
SetEnvironmentVariableA

user32

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

gdi32

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

msimg32

TransparentBlt
GradientFill
AlphaBlend

winspool.drv

DocumentPropertiesW
OpenPrinterW
ClosePrinter

advapi32

SetEntriesInAclW
InitializeSecurityDescriptor
SetSecurityDescriptorDacl
BackupEventLogW
CloseEventLog
OpenEventLogW
FreeSid
AllocateAndInitializeSid
CreateProcessAsUserW
ChangeServiceConfigW
QueryServiceConfigW
ControlService
StartServiceW
QueryServiceStatus
CloseServiceHandle
OpenServiceW
OpenSCManagerW
RegQueryInfoKeyW
GetUserNameW
CheckTokenMembership
OpenProcessToken
RegOpenKeyExW
RegQueryValueExW
RegCreateKeyExW
RegDeleteKeyW
RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegSetValueExW
RegDeleteValueW
RegCloseKey

shell32

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

comctl32

InitCommonControlsEx

shlwapi

PathIsFileSpecW
StrFormatKBSizeW
PathRemoveFileSpecW
PathStripToRootW
PathIsUNCW
PathFindFileNameW
PathFindExtensionW

uxtheme

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

ole32

RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
CoInitializeEx
OleLockRunning
DoDragDrop
CLSIDFromString
StringFromGUID2
CoDisconnectObject
CreateStreamOnHGlobal
ReleaseStgMedium
OleDuplicateData
CoTaskMemFree
CoTaskMemAlloc
CoInitialize
CoInitializeSecurity
CoSetProxyBlanket
CoCreateInstance
CoCreateGuid
CoUninitialize
OleInitialize
OleUninitialize
OleGetClipboard

oleaut32

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

gdiplus

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

oleacc

AccessibleObjectFromWindow
CreateStdAccessibleObject
LresultFromObject

imm32

ImmGetContext
ImmGetOpenStatus
ImmReleaseContext

winmm

PlaySoundW

psapi

EnumProcessModules
EnumProcesses
GetModuleFileNameExW
GetModuleBaseNameW

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

secur32

GetUserNameExW

Sections

.text
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 360KB - Virtual size: 360KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 137KB - Virtual size: 137KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 126KB - Virtual size: 125KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6ed37b68be1ec1829d9a6af1538a6410

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

25:0c:e8:e0:30:61:2e:9f:2b:89:f7:05:4d:7c:f8:fdCertificate

Extended Key Usages

Key Usages

44:23:9c:21:87:ef:ae:7b:a9:f3:cd:89:c4:fe:9d:84Certificate

Extended Key Usages

Key Usages

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7Certificate

Extended Key Usages

Key Usages

2b:ed:eb:d5:26:75:92:a8:b2:56:be:6f:39:5d:88:ab:1a:07:bc:00Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

gdiplus

oleacc

imm32

winmm

psapi

version

secur32

Sections

.text Size: 1.4MB - Virtual size: 1.4MB

.rdata Size: 360KB - Virtual size: 360KB

.data Size: 27KB - Virtual size: 64KB

.rsrc Size: 137KB - Virtual size: 137KB

.reloc Size: 126KB - Virtual size: 125KB

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

25:0c:e8:e0:30:61:2e:9f:2b:89:f7:05:4d:7c:f8:fd
Certificate

44:23:9c:21:87:ef:ae:7b:a9:f3:cd:89:c4:fe:9d:84
Certificate

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

2b:ed:eb:d5:26:75:92:a8:b2:56:be:6f:39:5d:88:ab:1a:07:bc:00
Signer

.text
Size: 1.4MB - Virtual size: 1.4MB

.rdata
Size: 360KB - Virtual size: 360KB

.data
Size: 27KB - Virtual size: 64KB

.rsrc
Size: 137KB - Virtual size: 137KB

.reloc
Size: 126KB - Virtual size: 125KB