2024-05-07_fdf21047bc6bcfa23321adab723337d6_bkransomware

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General

Target

2024-05-07_fdf21047bc6bcfa23321adab723337d6_bkransomware
Size

2.8MB
MD5

fdf21047bc6bcfa23321adab723337d6
SHA1

c6f1fdc06c2c42b45c62a19317af700b58891005
SHA256

1e9ee1d88b001b49c8e365017a6dee3750f4aaf7cb01c400889c33f96c7a2ea4
SHA512

5d6af0a050fe970660628387d23d153680070728033f67a4df87756c27901b922a97a54c7a114399d8dda298d877bda887ade8667b809b15f7478407cbd91b40
SSDEEP

49152:CCEW2i8Sno59DUjAbDiYFpIyzQR9sXafgkDFMVR9C1UhPJXMK701hOHZbebbVjEi:CCFiiE9g8FphzrBiCV2HD

Score

1^/10

Malware Config

Signatures

Files

2024-05-07_fdf21047bc6bcfa23321adab723337d6_bkransomware
.exe windows:5 windows x86 arch:x86

761ae7122072ff1a9cb145a9eb530e2b

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

0d:9b:e4:34:e9:33:6a:80:f5:9a:f2:60:7d:d7:d7:88
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

05/12/2019, 00:00

Not After

08/12/2021, 12:00

Subject

SERIALNUMBER=91310114MA1GT9FP6N,CN=Shanghai Changzhi Network Technology Co.\, Ltd.,OU=客服部,O=Shanghai Changzhi Network Technology Co.\, Ltd.,POSTALCODE=510665,STREET=天河区中山大道西1132号汇鑫商业大厦417,L=Guangzhou,ST=Guangdong,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#13085368616e67686169,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0d:9b:e4:34:e9:33:6a:80:f5:9a:f2:60:7d:d7:d7:88
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

05/12/2019, 00:00

Not After

08/12/2021, 12:00

Subject

SERIALNUMBER=91310114MA1GT9FP6N,CN=Shanghai Changzhi Network Technology Co.\, Ltd.,OU=客服部,O=Shanghai Changzhi Network Technology Co.\, Ltd.,POSTALCODE=510665,STREET=天河区中山大道西1132号汇鑫商业大厦417,L=Guangzhou,ST=Guangdong,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#13085368616e67686169,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

10:fd:fe:e6:60:79:76:25:ce:a7:4a:ec:d4:e3:65:ac:3a:51:d8:ad:4f:09:9f:b6:32:45:94:6c:5d:d9:85:dc
Signer

Actual PE Digest

10:fd:fe:e6:60:79:76:25:ce:a7:4a:ec:d4:e3:65:ac:3a:51:d8:ad:4f:09:9f:b6:32:45:94:6c:5d:d9:85:dc

Digest Algorithm

sha256

PE Digest Matches

true

0c:23:a1:ab:f8:28:bb:11:36:f3:77:1a:6c:77:68:de:9e:12:77:ef
Signer

Actual PE Digest

0c:23:a1:ab:f8:28:bb:11:36:f3:77:1a:6c:77:68:de:9e:12:77:ef

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

I:\build\trunk3.0_en\downloader\bin\ldplayerinst.pdb

Imports

kernel32

HeapDestroy
HeapReAlloc
HeapSize
SetLastError
GetLogicalDriveStringsW
GetDriveTypeW
DeviceIoControl
GetDiskFreeSpaceExW
GetVolumeInformationW
DuplicateHandle
CreateDirectoryW
GetFileAttributesExW
FindFirstFileExW
InitializeCriticalSectionAndSpinCount
RaiseException
WritePrivateProfileStringA
WritePrivateProfileStringW
LockResource
SizeofResource
FreeResource
LoadResource
FindResourceW
GetTickCount
GetCurrentThreadId
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSection
GetCurrentProcess
HeapFree
HeapAlloc
GetProcessHeap
GlobalFree
GlobalUnlock
GlobalLock
GlobalAlloc
GetLocalTime
CreateMutexW
GetVersionExW
WideCharToMultiByte
SetEndOfFile
WriteConsoleW
MultiByteToWideChar
LoadLibraryW
GetWindowsDirectoryW
K32GetModuleFileNameExW
K32EnumProcessModules
Process32NextW
Process32FirstW
CreateToolhelp32Snapshot
GetStartupInfoW
Sleep
DecodePointer
GetModuleHandleW
TerminateProcess
OpenProcess
CreateProcessW
GetStdHandle
GetExitCodeProcess
SetFilePointer
WriteFile
ReadFile
GetModuleFileNameW
FindClose
DeleteFileW
FindNextFileW
FindFirstFileW
MoveFileExW
SetStdHandle
LCMapStringW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
FlushFileBuffers
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetStringTypeW
GetConsoleCP
GetFileType
ReadConsoleW
GetConsoleMode
SetFilePointerEx
UnregisterWaitEx
InitializeSListHead
ReleaseSemaphore
VirtualProtect
VirtualFree
VirtualAlloc
GetModuleHandleA
FreeLibraryAndExitThread
FreeLibrary
GetThreadTimes
OutputDebugStringW
GetOEMCP
IsValidCodePage
GetModuleHandleExW
GetCPInfo
CreateSemaphoreW
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetCommandLineW
IsDebuggerPresent
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
GetProcAddress
FindResourceExW
GetFileSize
GetFileSizeEx
CreateFileW
SetEvent
CloseHandle
TerminateThread
WaitForSingleObject
CreateEventW
GetLastError
GetSystemTimeAsFileTime
GetCurrentThread
GetACP
ExitProcess
MulDiv
GetUserDefaultUILanguage
GetCurrentProcessId
EncodePointer
CreateThread
ExitThread
LoadLibraryExW
RtlUnwind
CreateTimerQueue
IsProcessorFeaturePresent
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
WaitForSingleObjectEx
SignalObjectAndWait
SwitchToThread
SetThreadPriority
GetThreadPriority
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer

user32

ShowWindow
GetDC
SetWindowPos
BringWindowToTop
SetForegroundWindow
ReleaseDC
GetWindowLongW
SendMessageW
IsIconic
GetSystemMetrics
KillTimer
SetTimer
GetWindowRect
MoveWindow
MonitorFromWindow
GetMonitorInfoW
EnableWindow
wvsprintfW
SetCursor
UnionRect
OffsetRect
LoadCursorW
GetMessageW
TranslateMessage
DispatchMessageW
CallWindowProcW
RegisterClassExW
GetClassInfoExW
IsWindow
SetFocus
GetClientRect
GetParent
GetWindow
LoadImageW
IsWindowVisible
CharNextW
GetActiveWindow
GetFocus
GetKeyState
SetCapture
ReleaseCapture
BeginPaint
EndPaint
GetUpdateRect
InvalidateRect
GetCursorPos
ScreenToClient
MapWindowPoints
IntersectRect
IsRectEmpty
PtInRect
IsZoomed
SetWindowRgn
GetWindowTextW
GetWindowTextLengthW
GetCaretBlinkTime
GetCaretPos
CharPrevW
DrawTextW
FillRect
SetRect
CreateCaret
HideCaret
ShowCaret
SetCaretPos
ClientToScreen
GetSysColor
CreateAcceleratorTableW
InvalidateRgn
GetGUIThreadInfo
GetPropW
SetPropW
FindWindowExW
RegisterClassW
wsprintfW
SetWindowTextW
PostQuitMessage
CloseWindow
MessageBoxW
DestroyWindow
SetWindowLongW
CreateWindowExW
PostMessageW
DefWindowProcW

gdi32

GdiFlush
MoveToEx
CreateDIBSection
TextOutW
ExtTextOutW
DeleteObject
BitBlt
SelectObject
CreateCompatibleBitmap
CreateCompatibleDC
GetStockObject
GetObjectW
DeleteDC
GetDeviceCaps
CreateFontIndirectW
CreatePen
Rectangle
RestoreDC
SaveDC
GetTextMetricsW
SetWindowOrgEx
CreateRoundRectRgn
GetObjectA
CreatePatternBrush
CreateSolidBrush
SetBkMode
SetTextColor
CombineRgn
CreatePenIndirect
CreateRectRgnIndirect
GetCharABCWidthsW
GetClipBox
SetStretchBltMode
LineTo
RoundRect
SelectClipRgn
ExtSelectClipRgn
SetBkColor
StretchBlt
GetTextExtentPoint32W

advapi32

RegCloseKey
OpenProcessToken
DuplicateTokenEx
RegQueryValueExW
RegCreateKeyW

shell32

SHBrowseForFolderW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
ShellExecuteExW
ShellExecuteW
SHGetFolderPathW
SHGetMalloc
ord165

ole32

CreateStreamOnHGlobal
OleLockRunning
CLSIDFromProgID
CLSIDFromString
CoTaskMemFree
CoCreateInstance
CoUninitialize
CoInitialize

shlwapi

PathFileExistsW
PathIsRootW
StrStrIW
StrStrIA

ws2_32

gethostbyname
socket
setsockopt
connect
inet_addr
ntohs
WSAStartup
send
recv
shutdown
closesocket

wininet

HttpSendRequestW
InternetReadFile
HttpQueryInfoW
HttpEndRequestW
HttpSendRequestExW
InternetOpenW
InternetConnectW
HttpOpenRequestW
InternetCloseHandle

iphlpapi

GetAdaptersInfo

comctl32

_TrackMouseEvent
ord17

imm32

ImmGetContext
ImmReleaseContext
ImmSetCompositionFontW
ImmSetCompositionWindow
ImmGetVirtualKey

oleaut32

SysFreeString
VariantInit
VariantClear
SysAllocString

gdiplus

GdiplusStartup
GdiplusShutdown
GdipCloneBrush
GdipDeleteBrush
GdipCreateLineBrushI
GdipCloneImage
GdipDisposeImage
GdipFree
GdipCreateBitmapFromScan0
GdipCreateFromHDC
GdipDeleteGraphics
GdipSetCompositingQuality
GdipSetSmoothingMode
GdipSetPixelOffsetMode
GdipSetTextRenderingHint
GdipSetInterpolationMode
GdipGraphicsClear
GdipDrawImage
GdipDrawImageRectI
GdipDeleteFontFamily
GdipCreateFontFromDC
GdipCreateFontFromLogfontA
GdipDeleteFont
GdipGetFamily
GdipDrawString
GdipCreateStringFormat
GdipDeleteStringFormat
GdipSetStringFormatAlign
GdipSetStringFormatLineAlign
GdipLoadImageFromStream
GdipGetImageWidth
GdipGetImageHeight
GdipImageGetFrameDimensionsCount
GdipImageGetFrameDimensionsList
GdipImageGetFrameCount
GdipImageSelectActiveFrame
GdipGetPropertyItemSize
GdipGetPropertyItem
GdipAlloc
GdipGetImageGraphicsContext

Sections

.text
Size: 826KB - Virtual size: 825KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 214KB - Virtual size: 213KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 21KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 47KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

761ae7122072ff1a9cb145a9eb530e2b

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

0d:9b:e4:34:e9:33:6a:80:f5:9a:f2:60:7d:d7:d7:88Certificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

Extended Key Usages

Key Usages

0d:9b:e4:34:e9:33:6a:80:f5:9a:f2:60:7d:d7:d7:88Certificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

Extended Key Usages

Key Usages

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

10:fd:fe:e6:60:79:76:25:ce:a7:4a:ec:d4:e3:65:ac:3a:51:d8:ad:4f:09:9f:b6:32:45:94:6c:5d:d9:85:dcSigner

0c:23:a1:ab:f8:28:bb:11:36:f3:77:1a:6c:77:68:de:9e:12:77:efSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

shlwapi

ws2_32

wininet

iphlpapi

comctl32

imm32

oleaut32

gdiplus

Sections

.text Size: 826KB - Virtual size: 825KB

.rdata Size: 214KB - Virtual size: 213KB

.data Size: 21KB - Virtual size: 55KB

.rsrc Size: 1.7MB - Virtual size: 1.7MB

.reloc Size: 47KB - Virtual size: 46KB

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

0d:9b:e4:34:e9:33:6a:80:f5:9a:f2:60:7d:d7:d7:88
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

0d:9b:e4:34:e9:33:6a:80:f5:9a:f2:60:7d:d7:d7:88
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

10:fd:fe:e6:60:79:76:25:ce:a7:4a:ec:d4:e3:65:ac:3a:51:d8:ad:4f:09:9f:b6:32:45:94:6c:5d:d9:85:dc
Signer

0c:23:a1:ab:f8:28:bb:11:36:f3:77:1a:6c:77:68:de:9e:12:77:ef
Signer

.text
Size: 826KB - Virtual size: 825KB

.rdata
Size: 214KB - Virtual size: 213KB

.data
Size: 21KB - Virtual size: 55KB

.rsrc
Size: 1.7MB - Virtual size: 1.7MB

.reloc
Size: 47KB - Virtual size: 46KB