2024-06-04_6a09adde64c39aaa393ba6694bc90817_bkransomware

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General

Target

2024-06-04_6a09adde64c39aaa393ba6694bc90817_bkransomware
Size

502KB
MD5

6a09adde64c39aaa393ba6694bc90817
SHA1

a436f972a12fff6d25884b5031dcbfd85268a6af
SHA256

2dce35fc7e65be5709236973738e0166a905b2af5fd90b7057255b9162b1600f
SHA512

50a83bd8e0e76b40e635d08ba6230e1cbd6e05defae9d6860ea95c05955ca1e0880e9a59a7e05ab2ffb9cc7646f8e8e96f07923ff32b12c2d5f9ae036e53f637
SSDEEP

6144:weSBL8BLLtnjJVYK31cZXdghevlYF9/fWM+T0MnF1SvLD5IC4symG2s:wnB4B/tnjLRcZt6yGF93p1iF4zHzNs

Score

1^/10

Malware Config

Signatures

Files

2024-06-04_6a09adde64c39aaa393ba6694bc90817_bkransomware
.exe windows:5 windows x86 arch:x86

cbbc5d805a2dde447e756f6c23e92c34

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

6f:57:20:79:95:cb:1f:df:5b:f8:88:44:f2:bc:4e:76
Certificate

Issuer

CN=WoSign Class 3 Code Signing CA,O=WoSign CA Limited,C=CN

Not Before

03/11/2014, 08:28

Not After

03/11/2015, 08:28

Subject

CN=马鞍山琢学教育咨询有限公司,O=马鞍山琢学教育咨询有限公司,L=马鞍山市,ST=安徽省,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

Key Usages

KeyUsageDigitalSignature

33:00:00:00:36:7b:02:ea:cd:06:50:7a:73:00:00:00:00:00:36
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/08/2013, 20:28

Not After

15/08/2023, 20:38

Subject

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment
KeyUsageCertSign
KeyUsageCRLSign

6b:da:df:ef:f0:66:1b:d2:64:2a:f4:6e:cb:b2:79:40
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

09/07/1999, 18:31

Not After

09/07/2019, 18:40

Subject

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79
Certificate

Issuer

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Not Before

08/08/2009, 01:00

Not After

08/08/2024, 01:00

Subject

CN=WoSign Class 3 Code Signing CA,O=WoSign CA Limited,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

e6:8f:ee:f2:6c:08:09:bb:41:28:cf:74:71:bc:0a:a4:19:71:fe:07
Signer

Actual PE Digest

e6:8f:ee:f2:6c:08:09:bb:41:28:cf:74:71:bc:0a:a4:19:71:fe:07

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

Imports

ws2_32

WSAStartup
setsockopt
closesocket
recv
send
connect
inet_addr
htons
socket
inet_ntoa
gethostbyname

kernel32

GlobalLock
GlobalUnlock
CloseHandle
InterlockedDecrement
CreateThread
WaitForSingleObject
SetFilePointer
WriteFile
Sleep
GetTempPathA
CreateDirectoryA
CreateFileA
SetEndOfFile
InitializeCriticalSection
GetTickCount
CreateProcessA
DeleteFileA
WaitForMultipleObjects
GetModuleHandleW
DeviceIoControl
GetVersionExW
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
CreateToolhelp32Snapshot
Process32FirstW
GetCurrentProcess
TerminateProcess
Process32NextW
lstrcpyW
ExitProcess
GetProcAddress
GetModuleFileNameW
lstrcatW
CreateMutexW
SetCurrentDirectoryW
InterlockedIncrement
CreateFileW
GetFileType
ReadFile
SystemTimeToFileTime
HeapSize
DosDateTimeToFileTime
IsDebuggerPresent
OutputDebugStringW
FreeResource
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
GetStringTypeW
LoadLibraryExW
GetConsoleCP
ReadConsoleW
GetConsoleMode
SetFilePointerEx
RtlUnwind
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
SetUnhandledExceptionFilter
UnhandledExceptionFilter
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
GetStartupInfoW
GetStdHandle
AreFileApisANSI
GetModuleHandleExW
HeapReAlloc
HeapFree
HeapAlloc
DecodePointer
FindResourceW
SizeofResource
LoadResource
DeleteCriticalSection
GetCurrentThreadId
SetLastError
ResumeThread
ExitThread
IsProcessorFeaturePresent
EncodePointer
VirtualQuery
VirtualProtect
VirtualAlloc
GetSystemInfo
GetCommandLineW
GetProcessHeap
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSectionAndSpinCount
GetLastError
RaiseException
InterlockedExchange
GlobalFree
GlobalAlloc
LCMapStringW
SetStdHandle
FlushFileBuffers
WriteConsoleW
lstrlenA
LocalFree
GetCurrentDirectoryW

user32

SetCursor
DrawTextA
PostMessageW
BeginPaint
EndPaint
FillRect
SetRect
MessageBoxW
GetMessageW
DispatchMessageW
TranslateMessage
CopyRect
LoadMenuW
SetWindowTextA
ShowWindow
ReleaseDC
GetDC
PtInRect
TrackPopupMenu
SetRectEmpty
DefWindowProcW
LoadCursorW
LoadIconW
RegisterClassExW
GetSystemMetrics
GetClientRect
SendMessageW
DestroyWindow
MessageBoxA
IsWindow
SetWindowPos
PostQuitMessage
GetSubMenu
GetCursorPos
CreateWindowExW

advapi32

RegCloseKey
RegCreateKeyExA
RegSetValueExA

ole32

CLSIDFromString
CoUninitialize
CoInitialize
CoCreateInstance
CreateStreamOnHGlobal

shell32

SHGetSpecialFolderLocation
Shell_NotifyIconW
ShellExecuteA
SHGetPathFromIDListW
SHGetPathFromIDListA

oleaut32

SysFreeString
VariantInit
GetErrorInfo
VariantClear
SysAllocString

gdi32

SelectObject
DeleteObject
CreateDIBSection
BitBlt
CreateCompatibleDC
SetDIBColorTable
EnumFontsW
SetBkMode
CreateRoundRectRgn
CreateSolidBrush
GetTextExtentPoint32A
GetObjectW
CreateCompatibleBitmap
StretchBlt
GetDIBColorTable
TextOutA
SetTextColor
FrameRgn
DeleteDC
CreateFontW

gdiplus

GdipBitmapLockBits
GdipDeleteGraphics
GdipDrawImageI
GdipCloneImage
GdipGetImageWidth
GdipGetImageHeight
GdipFree
GdipAlloc
GdipDisposeImage
GdiplusShutdown
GdiplusStartup
GdipBitmapUnlockBits
GdipGetImageGraphicsContext
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipGetImagePalette
GdipGetImagePaletteSize
GdipGetImagePixelFormat

msimg32

AlphaBlend
TransparentBlt

iphlpapi

GetAdaptersInfo

Sections

.text
Size: 166KB - Virtual size: 165KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

cbbc5d805a2dde447e756f6c23e92c34

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

6f:57:20:79:95:cb:1f:df:5b:f8:88:44:f2:bc:4e:76Certificate

Extended Key Usages

Key Usages

33:00:00:00:36:7b:02:ea:cd:06:50:7a:73:00:00:00:00:00:36Certificate

Extended Key Usages

Key Usages

6b:da:df:ef:f0:66:1b:d2:64:2a:f4:6e:cb:b2:79:40Certificate

Extended Key Usages

Key Usages

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79Certificate

Extended Key Usages

Key Usages

e6:8f:ee:f2:6c:08:09:bb:41:28:cf:74:71:bc:0a:a4:19:71:fe:07Signer

Headers

DLL Characteristics

File Characteristics

Imports

ws2_32

kernel32

user32

advapi32

ole32

shell32

oleaut32

gdi32

gdiplus

msimg32

iphlpapi

Sections

.text Size: 166KB - Virtual size: 165KB

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

.data Size: 8KB - Virtual size: 16KB

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

.reloc Size: 9KB - Virtual size: 9KB

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

6f:57:20:79:95:cb:1f:df:5b:f8:88:44:f2:bc:4e:76
Certificate

33:00:00:00:36:7b:02:ea:cd:06:50:7a:73:00:00:00:00:00:36
Certificate

6b:da:df:ef:f0:66:1b:d2:64:2a:f4:6e:cb:b2:79:40
Certificate

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79
Certificate

e6:8f:ee:f2:6c:08:09:bb:41:28:cf:74:71:bc:0a:a4:19:71:fe:07
Signer

.text
Size: 166KB - Virtual size: 165KB

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

.data
Size: 8KB - Virtual size: 16KB

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

.reloc
Size: 9KB - Virtual size: 9KB