2024-05-23_8e39448f196f7e7c8ee8d4ccff383a4a_bkransomware

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General

Target

2024-05-23_8e39448f196f7e7c8ee8d4ccff383a4a_bkransomware
Size

2.8MB
MD5

8e39448f196f7e7c8ee8d4ccff383a4a
SHA1

776f9d5c50c86ea0301eb7bc04c9cbeeecb4953c
SHA256

8531c2015f2d93a8e16a0dd191c1d9167f1f142edfa9a9533d61448d1f204d5a
SHA512

f6fe5ac3a0a8218fc5d1ffbb0489c791f266c4ef887698197d84ae16c4a34fb5c5aaa99915d0beac42819d7fa0ce468691717c1d1c07c34fd58ab6804540267f
SSDEEP

49152:fjkmIjlZTbx4nJM2KdZ0ncIjAJ8sYOhoSlUBYWoM4ig2tG7uvZRA8:fQmIjl9bx4nJMGncI8aolUB4M4ign7G

Score

1^/10

Malware Config

Signatures

Files

2024-05-23_8e39448f196f7e7c8ee8d4ccff383a4a_bkransomware
.exe windows:6 windows x86 arch:x86

d24289125dff09642b183072d0eb45bc

Code Sign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0e:42:7d:e0:3b:67:1d:c4:64:de:f6:c3:8b:ee:92:16
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

16/08/2023, 00:00

Not After

15/08/2026, 23:59

Subject

SERIALNUMBER=91310114MA1GWA6R46,CN=Shanghai Baizhi Network Technology Co.\, Ltd.,O=Shanghai Baizhi Network Technology Co.\, Ltd.,ST=上海市,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#0c09e59889e5ae9ae58cba,1.3.6.1.4.1.311.60.2.1.2=#0c09e4b88ae6b5b7e5b882,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:42:7d:e0:3b:67:1d:c4:64:de:f6:c3:8b:ee:92:16
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

16/08/2023, 00:00

Not After

15/08/2026, 23:59

Subject

SERIALNUMBER=91310114MA1GWA6R46,CN=Shanghai Baizhi Network Technology Co.\, Ltd.,O=Shanghai Baizhi Network Technology Co.\, Ltd.,ST=上海市,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#0c09e59889e5ae9ae58cba,1.3.6.1.4.1.311.60.2.1.2=#0c09e4b88ae6b5b7e5b882,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

82:d7:26:3c:94:7e:fd:6a:22:bc:0f:65:c6:9d:4a:86:59:c5:1b:14:8c:6f:fa:24:4e:5c:32:15:d4:15:12:1b
Signer

Actual PE Digest

82:d7:26:3c:94:7e:fd:6a:22:bc:0f:65:c6:9d:4a:86:59:c5:1b:14:8c:6f:fa:24:4e:5c:32:15:d4:15:12:1b

Digest Algorithm

sha256

PE Digest Matches

true

c4:f9:c3:c1:1e:bd:b7:f3:c7:66:33:83:e5:b2:d5:0c:f0:a0:9a:a1
Signer

Actual PE Digest

c4:f9:c3:c1:1e:bd:b7:f3:c7:66:33:83:e5:b2:d5:0c:f0:a0:9a:a1

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

PDB Paths

H:\trunk_download\trunk_cn_vk\downloader\bin\ldplayerinst.pdb

Imports

ws2_32

bind
sendto
recvfrom
freeaddrinfo
getaddrinfo
WSAIoctl
setsockopt
ntohs
htons
getsockopt
getsockname
getpeername
accept
listen
ioctlsocket
gethostname
connect
send
recv
WSASetLastError
select
__WSAFDIsSet
socket
WSAGetLastError
WSACleanup
WSAStartup
closesocket
htonl
ntohl

advapi32

RegCreateKeyW
RegQueryValueExW
RegCloseKey
OpenProcessToken
DuplicateTokenEx
RegOpenKeyW
RegDeleteValueW
CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptReleaseContext
CryptDestroyHash
CryptHashData
RegOpenKeyExW
LookupPrivilegeValueW
AdjustTokenPrivileges
CryptAcquireContextA
RegOpenKeyExA
RegQueryValueExA
CryptCreateHash
CryptGetHashParam
CryptGenRandom

crypt32

CertFreeCertificateContext
CertFindCertificateInStore
CryptQueryObject
CryptMsgGetParam
CertCloseStore
CryptMsgClose

wldap32

ord32
ord301
ord200
ord30
ord79
ord35
ord33
ord211
ord27
ord26
ord22
ord41
ord143
ord46
ord50
ord45

normaliz

IdnToAscii

kernel32

GetWindowsDirectoryW
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
LoadLibraryW
GetProcAddress
WaitForSingleObject
GetExitCodeProcess
CreateProcessW
WritePrivateProfileStringW
WritePrivateProfileStringA
LocalAlloc
LocalFree
WriteFile
CreateFileW
DeleteCriticalSection
InitializeCriticalSection
CreateEventW
SetEvent
EnterCriticalSection
LeaveCriticalSection
GlobalAlloc
GlobalFree
RaiseException
InitializeCriticalSectionEx
LoadResource
LockResource
SizeofResource
FindResourceW
FindResourceExW
DecodePointer
HeapDestroy
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
SetLastError
GetLogicalDriveStringsW
GetDriveTypeW
DeviceIoControl
GetDiskFreeSpaceExW
GetVolumeInformationW
GetCurrentProcess
DuplicateHandle
GetFileSizeEx
GetLastError
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
MoveFileExW
FindFirstFileW
K32GetModuleFileNameExW
DeleteFileW
OpenProcess
FreeLibrary
ReadFile
SetFilePointer
MultiByteToWideChar
WideCharToMultiByte
GetCurrentThreadId
GetSystemInfo
GetModuleHandleW
CreateMutexW
GetLocalTime
QueryPerformanceCounter
GlobalLock
GlobalUnlock
CreateSemaphoreW
ReleaseSemaphore
CreateThread
TerminateThread
GetStdHandle
TerminateProcess
GetStartupInfoW
GetCurrentDirectoryW
FreeResource
GetACP
ExitProcess
GetPrivateProfileStringW
MulDiv
FormatMessageA
GetTickCount64
SleepEx
VerSetConditionMask
GetSystemDirectoryA
GetModuleHandleA
LoadLibraryA
VerifyVersionInfoA
WaitForSingleObjectEx
GetFileType
PeekNamedPipe
WaitForMultipleObjects
ExpandEnvironmentStringsA
UnhandledExceptionFilter
K32EnumProcessModules
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
GetVersionExW
CloseHandle
GetModuleFileNameW
GetTickCount
FindClose
Sleep
GetSystemTimeAsFileTime
GetCurrentThread
EncodePointer
GetStringTypeW
GetCPInfo
RtlUnwind
CreateTimerQueue
IsProcessorFeaturePresent
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
SignalObjectAndWait
SwitchToThread
SetThreadPriority
GetThreadPriority
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
GetCommandLineW
IsDebuggerPresent
ExitThread
LoadLibraryExW
SetFilePointerEx
FileTimeToLocalFileTime
GetFileInformationByHandle
FileTimeToSystemTime
GetCurrentProcessId
EnumSystemLocalesW
GetModuleHandleExW
AreFileApisANSI
IsValidCodePage
GetOEMCP
OutputDebugStringW
GetThreadTimes
FreeLibraryAndExitThread
VirtualAlloc
VirtualFree
VirtualProtect
InitializeSListHead
UnregisterWaitEx
GetEnvironmentStringsW
FreeEnvironmentStringsW
FindFirstFileExW
SystemTimeToTzSpecificLocalTime
GetConsoleCP
GetConsoleMode
FlushFileBuffers
GetTimeZoneInformation
ReadConsoleW
SetStdHandle
GetFullPathNameW
WriteConsoleW
SetEnvironmentVariableA
SetEndOfFile
GetFileSize

user32

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

gdi32

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

shell32

SHGetPathFromIDListW
SHGetMalloc
ShellExecuteW
ShellExecuteExW
SHBrowseForFolderW
SHGetFolderPathW
ord165
SHGetSpecialFolderLocation

ole32

CreateStreamOnHGlobal
CoInitialize
CoUninitialize
CoCreateGuid
CoCreateInstance
CoTaskMemFree
CLSIDFromString
CLSIDFromProgID
OleLockRunning

oleaut32

SysAllocString
VariantInit
SysFreeString
VariantClear

shlwapi

PathFileExistsW
PathIsRootW

wininet

InternetReadFile
HttpQueryInfoW
HttpOpenRequestW
InternetConnectW
HttpSendRequestW
InternetOpenW
InternetCloseHandle
InternetCrackUrlW

gdiplus

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

iphlpapi

GetAdaptersInfo

msi

ord173
ord217

comctl32

ord17
_TrackMouseEvent

imm32

ImmSetCompositionFontW
ImmReleaseContext
ImmGetContext
ImmGetVirtualKey
ImmSetCompositionWindow

Sections

.text
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 262KB - Virtual size: 262KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 28KB - Virtual size: 62KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 59KB - Virtual size: 59KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d24289125dff09642b183072d0eb45bc

Code Sign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

0e:42:7d:e0:3b:67:1d:c4:64:de:f6:c3:8b:ee:92:16Certificate

Extended Key Usages

Key Usages

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0e:42:7d:e0:3b:67:1d:c4:64:de:f6:c3:8b:ee:92:16Certificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

82:d7:26:3c:94:7e:fd:6a:22:bc:0f:65:c6:9d:4a:86:59:c5:1b:14:8c:6f:fa:24:4e:5c:32:15:d4:15:12:1bSigner

c4:f9:c3:c1:1e:bd:b7:f3:c7:66:33:83:e5:b2:d5:0c:f0:a0:9a:a1Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ws2_32

advapi32

crypt32

wldap32

normaliz

kernel32

user32

gdi32

shell32

ole32

oleaut32

shlwapi

wininet

gdiplus

iphlpapi

msi

comctl32

imm32

Sections

.text Size: 1.1MB - Virtual size: 1.1MB

.rdata Size: 262KB - Virtual size: 262KB

.data Size: 28KB - Virtual size: 62KB

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

.reloc Size: 59KB - Virtual size: 59KB

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

0e:42:7d:e0:3b:67:1d:c4:64:de:f6:c3:8b:ee:92:16
Certificate

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0e:42:7d:e0:3b:67:1d:c4:64:de:f6:c3:8b:ee:92:16
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

82:d7:26:3c:94:7e:fd:6a:22:bc:0f:65:c6:9d:4a:86:59:c5:1b:14:8c:6f:fa:24:4e:5c:32:15:d4:15:12:1b
Signer

c4:f9:c3:c1:1e:bd:b7:f3:c7:66:33:83:e5:b2:d5:0c:f0:a0:9a:a1
Signer

.text
Size: 1.1MB - Virtual size: 1.1MB

.rdata
Size: 262KB - Virtual size: 262KB

.data
Size: 28KB - Virtual size: 62KB

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

.reloc
Size: 59KB - Virtual size: 59KB