2024-06-08_b853caa8cbe1aa2e50ced3296bbf6e96_bkransomware

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General

Target

2024-06-08_b853caa8cbe1aa2e50ced3296bbf6e96_bkransomware
Size

2.1MB
MD5

b853caa8cbe1aa2e50ced3296bbf6e96
SHA1

742e85ed395146bcb4da2f0061c361cf19bcd819
SHA256

7d50e47c18cbb9f0c55672d06534c205f0794b0fc4782fd0a84932a787d66458
SHA512

da31a00f9670b6bf8701d1ec2a7ebb8ee77eeb1d92176df3ba763e0849c40f75d8624593cfe95ae69ff7e8eb4a0734fc0e99439024763ff5b15ec340786e161a
SSDEEP

24576:Iop1eKOdGq6eN2kNux12JeERQSl/UG5odGslKuoOBenhDUo9otKLcQAYxJR37hx+:tBdkulEuo0enV9otKoQAYxD37hXev

Score

1^/10

Malware Config

Signatures

Files

2024-06-08_b853caa8cbe1aa2e50ced3296bbf6e96_bkransomware
.exe windows:5 windows x86 arch:x86

af45ba10ba3763e71efa8104ec32cd6c

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

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e
Certificate

Issuer

CN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

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

5d:fa:a2:e6:e5:0a:68:f6:ff:e2:a6:9c:8e:6e:8c:e7
Certificate

Issuer

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Not Before

21/07/2014, 00:00

Not After

12/08/2016, 23:59

Subject

CN=Respondus\, Inc.,OU=SECURE APPLICATION DEVELOPMENT,O=Respondus\, Inc.,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

Key Usages

KeyUsageDigitalSignature

c4:a7:3f:e5:90:1a:76:56:10:a1:10:4d:31:6f:24:d5:8d:bd:4a:c3
Signer

Actual PE Digest

c4:a7:3f:e5:90:1a:76:56:10:a1:10:4d:31:6f:24:d5:8d:bd:4a:c3

Digest Algorithm

sha1

PE Digest Matches

true

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

iphlpapi

GetAdaptersInfo

taskkeyhook

?DisableTaskKeys@@YAHHHPAH@Z
?DisableMouseButtons@@YAHHPAH@Z
?DisableMediaKeys@@YAHHHPAH@Z

setupapi

SetupDiGetDeviceRegistryPropertyA
SetupDiGetClassDevsA
SetupDiDestroyDeviceInfoList
SetupDiEnumDeviceInfo

kernel32

GlobalFindAtomA
GlobalGetAtomNameA
GetFullPathNameA
LockFile
SetEndOfFile
UnlockFile
DuplicateHandle
GetShortPathNameA
GetThreadLocale
GetStringTypeExA
SetEvent
CreateEventA
SetThreadPriority
SuspendThread
ResumeThread
GetCurrentThread
GetPrivateProfileIntA
GetPrivateProfileStringA
WritePrivateProfileStringA
GetFileTime
ReplaceFileA
SystemTimeToFileTime
FileTimeToSystemTime
InitializeCriticalSection
LocalReAlloc
GlobalFlags
CompareStringW
GetLocaleInfoW
GetSystemDefaultUILanguage
GetUserDefaultUILanguage
GetOEMCP
GetCPInfo
GetFileAttributesExA
GetFileSizeEx
GlobalAddAtomA
RtlUnwind
IsDebuggerPresent
IsProcessorFeaturePresent
GetSystemTimeAsFileTime
GetCommandLineA
GetCurrentDirectoryW
GetDriveTypeW
VirtualProtect
VirtualQuery
CreateThread
ExitThread
ExitProcess
GetModuleHandleExW
HeapQueryInformation
SetStdHandle
GetFileType
GetStdHandle
UnhandledExceptionFilter
SetUnhandledExceptionFilter
Sleep
GetStartupInfoW
IsValidCodePage
GetTimeZoneInformation
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
GetConsoleCP
GetConsoleMode
ReadConsoleW
SetFilePointerEx
OutputDebugStringW
GetDateFormatW
GetTimeFormatW
LCMapStringW
WriteConsoleW
CreateFileW
SetEnvironmentVariableA
lstrcmpW
GlobalDeleteAtom
LoadLibraryExW
GetSystemDirectoryW
EncodePointer
MulDiv
LoadLibraryW
GetModuleHandleW
GetModuleFileNameW
SetLastError
OutputDebugStringA
GetACP
LoadLibraryExA
VirtualAlloc
FreeResource
MoveFileA
FlushFileBuffers
GetDiskFreeSpaceA
GetCurrentDirectoryA
GetCurrentThreadId
GetFileSize
GetVolumeInformationA
DosDateTimeToFileTime
LocalFileTimeToFileTime
SetFileTime
GetWindowsDirectoryA
IsBadStringPtrA
WriteFile
FindFirstFileA
FileTimeToLocalFileTime
FileTimeToDosDateTime
FindClose
lstrcmpiA
SetFileAttributesA
LocalLock
LocalUnlock
GlobalReAlloc
IsDBCSLeadByte
lstrcmpA
lstrcatA
CreateFileA
ReadFile
SetFilePointer
GetDriveTypeA
lstrlenA
TlsGetValue
TlsFree
TlsSetValue
GlobalHandle
GlobalFree
lstrcpyA
TlsAlloc
GetVersion
InitializeCriticalSectionAndSpinCount
lstrcpynA
GetTempFileNameA
FindResourceA
FormatMessageA
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
RaiseException
DecodePointer
CreateDirectoryA
MultiByteToWideChar
WaitForSingleObject
GetTempPathA
GetModuleFileNameA
GetNativeSystemInfo
GetVersionExA
GetTickCount
GetSystemInfo
GlobalMemoryStatusEx
CreateMutexA
QueryPerformanceFrequency
GetFileAttributesA
DeleteFileA
CompareStringA
GetSystemDirectoryA
CreateProcessA
LoadLibraryA
FreeLibrary
GlobalUnlock
GlobalLock
GlobalAlloc
LocalFree
LocalAlloc
GetEnvironmentVariableA
GetProcAddress
GetModuleHandleA
ReadProcessMemory
GetLocalTime
OpenProcess
TerminateProcess
GetCurrentProcessId
GetCurrentProcess
GetLastError
CloseHandle
WideCharToMultiByte
FindResourceW
SizeofResource
LockResource
LoadResource
SetErrorMode

user32

DestroyIcon
UnpackDDElParam
ReuseDDElParam
DrawIcon
SetWindowRgn
LoadCursorW
UnionRect
LoadBitmapA
RealChildWindowFromPoint
GetMenuItemInfoA
RegisterClipboardFormatA
DeleteMenu
LoadAcceleratorsW
LoadMenuW
GetNextDlgGroupItem
MessageBeep
PostThreadMessageA
CallWindowProcA
DefWindowProcA
GetMessageTime
SetMenuItemInfoA
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
SetActiveWindow
GetNextDlgTabItem
CreateDialogIndirectParamA
DestroyWindow
InsertMenuA
GetMenuItemCount
GetMenuItemID
GetSubMenu
GetMenuStringA
SendDlgItemMessageA
WaitForInputIdle
SetDlgItemTextA
SetWindowTextA
EndDialog
DialogBoxParamA
GetActiveWindow
TranslateMessage
DispatchMessageA
CharUpperA
OemToCharA
CharNextA
CharPrevA
CharUpperBuffA
wsprintfA
GetFocus
IsClipboardFormatAvailable
GetClipboardData
GetDlgCtrlID
LoadStringA
TranslateAcceleratorA
LoadAcceleratorsA
DrawIconEx
LoadIconW
LoadIconA
CheckRadioButton
GetRawInputDeviceList
SetRectEmpty
GetWindowLongA
PostQuitMessage
PeekMessageA
UnregisterClassA
SystemParametersInfoA
InsertMenuItemA
OffsetRect
IntersectRect
DestroyMenu
IsIconic
GetWindowPlacement
ExitWindowsEx
LoadCursorA
SetParent
GetDesktopWindow
ReleaseDC
GetDC
IsWindow
EnumDisplayMonitors
GetMonitorInfoA
MessageBoxA
UpdateWindow
GetDlgItem
ActivateKeyboardLayout
DestroyCursor
LoadBitmapW
PtInRect
GetSysColorBrush
GetSysColor
ScreenToClient
SetCursor
ShowCursor
GetWindowRect
GetClientRect
DrawStateA
GetSystemMetrics
KillTimer
SetTimer
GetMessagePos
DrawFrameControl
InflateRect
CopyRect
SetRect
InvalidateRect
TabbedTextOutA
GrayStringA
DrawTextExA
DrawTextA
RegisterWindowMessageA
EmptyClipboard
SetClipboardData
RegisterClassA
GetDlgItemTextA
CloseClipboard
OpenClipboard
GetWindowInfo
GetWindow
GetWindowThreadProcessId
GetClassNameA
EnumWindows
FindWindowExA
FindWindowA
GetParent
GetWindowTextA
IsWindowVisible
SetWindowPos
ShowWindow
PostMessageA
FillRect
SetForegroundWindow
EnableWindow
SendMessageA
MapDialogRect
SetWindowContextHelpId
ShowOwnedPopups
GetMessageA
WindowFromPoint
GetCursorPos
IsRectEmpty
InvalidateRgn
CopyAcceleratorTableA
CreatePopupMenu
LoadMenuA
LoadImageA
BringWindowToTop
ReleaseCapture
SetCapture
ClientToScreen
EndPaint
BeginPaint
GetWindowDC
IsDialogMessageA
GetShellWindow
IsDlgButtonChecked
MoveWindow
MonitorFromWindow
WinHelpA
GetScrollInfo
SetScrollInfo
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExA
GetLastActivePopup
GetTopWindow
GetClassLongA
SetWindowLongA
EqualRect
MapWindowPoints
AdjustWindowRectEx
GetWindowTextLengthA
RemovePropA
GetPropA
SetPropA
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
RedrawWindow
ValidateRect
GetForegroundWindow
TrackPopupMenu
SetMenu
GetMenu
GetCapture
GetKeyState
SetFocus
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
IsChild
CreateWindowExA
GetClassInfoExA
IsWindowEnabled
GetClassInfoA
CheckDlgButton

gdi32

CreateBitmap
CreateFontIndirectA
CreateHatchBrush
CreatePatternBrush
GetPixel
GetTextExtentPoint32A
RoundRect
CreateDIBSection
GetObjectA
GetDeviceCaps
GetClipBox
GetDCOrgEx
DeleteDC
SetBkMode
SetBkColor
SetTextColor
ExcludeClipRect
GetViewportExtEx
GetWindowExtEx
IntersectClipRect
LineTo
RestoreDC
SaveDC
ExtSelectClipRgn
RectVisible
SetMapMode
LPtoDP
ExtTextOutA
MoveToEx
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
ScaleViewportExtEx
ScaleWindowExtEx
CreateRectRgnIndirect
GetRgnBox
GetTextColor
CreateEllipticRgn
Ellipse
GetCharWidthA
StretchDIBits
DPtoLP
PtVisible
GetTextExtentPoint32W
GetStockObject
GetMapMode
GetBkColor
Escape
DeleteObject
CreateSolidBrush
CreatePen
CreateFontA
CreateCompatibleDC
CreateCompatibleBitmap
TextOutW
TextOutA
SelectObject
BitBlt

comdlg32

GetSaveFileNameA

winspool.drv

DocumentPropertiesA
ClosePrinter
OpenPrinterA

advapi32

SetFileSecurityA
RegQueryValueA
RegDeleteKeyA
RegOpenKeyExW
RegSetValueA
ConvertSidToStringSidA
RegEnumValueA
GetFileSecurityA
RegDeleteValueA
RegCreateKeyExA
GetTokenInformation
RegSetValueExA
RegOpenKeyA
RegCreateKeyA
RegQueryValueExA
RegOpenKeyExA
RegCloseKey
LookupPrivilegeValueA
AdjustTokenPrivileges
OpenProcessToken
RegEnumKeyA

shell32

ShellExecuteA
SHGetFileInfoA
DragQueryFileA
DragFinish
ExtractIconA
SHAddToRecentDocs

comctl32

ord8
_TrackMouseEvent
ImageList_Add

shlwapi

PathCombineA
PathFileExistsA
PathIsUNCA
PathStripToRootA
PathFindExtensionA
PathFindFileNameA
PathRemoveFileSpecW

uxtheme

OpenThemeData
CloseThemeData
DrawThemeBackground
GetThemePartSize
IsThemeBackgroundPartiallyTransparent
IsAppThemed
DrawThemeParentBackground

ole32

OleFlushClipboard
OleIsCurrentClipboard
CoRegisterMessageFilter
CoUninitialize
CoCreateInstance
CoTaskMemFree
CoInitialize
CreateClassMoniker
GetRunningObjectTable
StringFromCLSID
CoTaskMemAlloc
CoGetClassObject
StgCreateDocfileOnILockBytes
StgOpenStorageOnILockBytes
CreateILockBytesOnHGlobal
CLSIDFromString
CLSIDFromProgID
CoCreateGuid
CreateStreamOnHGlobal
OleDraw
CoFreeUnusedLibraries
OleInitialize
OleUninitialize
CoInitializeEx
CoRevokeClassObject

oleaut32

VariantChangeType
SysAllocStringByteLen
SysStringLen
SystemTimeToVariantTime
VariantTimeToSystemTime
SafeArrayDestroy
OleCreateFontIndirect
SafeArrayCreate
SafeArrayRedim
SafeArrayGetDim
VariantClear
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayAccessData
SafeArrayUnaccessData
VariantCopy
SysFreeString
SysAllocStringLen
SafeArrayGetElemsize
SysAllocString
VariantInit

oledlg

ord8

urlmon

ObtainUserAgentString

ws2_32

WSAStartup
WSASetLastError
WSACleanup

gdiplus

GdiplusShutdown

version

GetFileVersionInfoSizeA
VerQueryValueA
GetFileVersionInfoA

wininet

InternetSetStatusCallback
InternetGetLastResponseInfoA
InternetSetOptionExA
InternetQueryOptionA
InternetQueryDataAvailable
InternetSetFilePointer
InternetCloseHandle
DeleteUrlCacheEntry
FindNextUrlCacheEntryA
HttpQueryInfoA
InternetSetCookieA
InternetConnectA
InternetOpenA
InternetReadFile
InternetGetConnectedState
FindFirstUrlCacheEntryA
FindNextUrlCacheEntryExA
FindFirstUrlCacheEntryExA
HttpSendRequestA
InternetWriteFile
InternetSetOptionA
HttpOpenRequestA

oleacc

AccessibleObjectFromWindow
LresultFromObject
CreateStdAccessibleObject

Sections

.text
Size: 907KB - Virtual size: 907KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 275KB - Virtual size: 275KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 55KB - Virtual size: 401KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 810KB - Virtual size: 809KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 56KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

af45ba10ba3763e71efa8104ec32cd6c

Code Sign

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

Extended Key Usages

Key Usages

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5eCertificate

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

5d:fa:a2:e6:e5:0a:68:f6:ff:e2:a6:9c:8e:6e:8c:e7Certificate

Extended Key Usages

Key Usages

c4:a7:3f:e5:90:1a:76:56:10:a1:10:4d:31:6f:24:d5:8d:bd:4a:c3Signer

Headers

DLL Characteristics

File Characteristics

Imports

iphlpapi

taskkeyhook

setupapi

kernel32

user32

gdi32

comdlg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

urlmon

ws2_32

gdiplus

version

wininet

oleacc

Sections

.text Size: 907KB - Virtual size: 907KB

.rdata Size: 275KB - Virtual size: 275KB

.data Size: 55KB - Virtual size: 401KB

.rsrc Size: 810KB - Virtual size: 809KB

.reloc Size: 56KB - Virtual size: 55KB

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

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e
Certificate

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

5d:fa:a2:e6:e5:0a:68:f6:ff:e2:a6:9c:8e:6e:8c:e7
Certificate

c4:a7:3f:e5:90:1a:76:56:10:a1:10:4d:31:6f:24:d5:8d:bd:4a:c3
Signer

.text
Size: 907KB - Virtual size: 907KB

.rdata
Size: 275KB - Virtual size: 275KB

.data
Size: 55KB - Virtual size: 401KB

.rsrc
Size: 810KB - Virtual size: 809KB

.reloc
Size: 56KB - Virtual size: 55KB