2024-05-31_9a11fddeba2056df326f416fa7a15901_bkransomware

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General

Target

2024-05-31_9a11fddeba2056df326f416fa7a15901_bkransomware
Size

4.8MB
MD5

9a11fddeba2056df326f416fa7a15901
SHA1

892cca0914fe624c387b07e7e1c1689b47db7e0a
SHA256

182456959eca6b9b80f3624886ef7831c22890f0dffca019b2bb103138124a19
SHA512

e1217a49e26f63134975687edc2b3e2015bf40847f75ba83d6bca22e26e19f7cc43676acf736d00da7a26b1f397c1d400d8ce1b3d32961e1afd8263a6b8bd90c
SSDEEP

98304:IidIE0zWPiHJGRGVY92QbVJ7fWNoYr9iWLX/7rDjv2xsjnGi:IimE0zWP4GRoYTYr9iWj/7XjOxsjnT

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-31_9a11fddeba2056df326f416fa7a15901_bkransomware

Files

2024-05-31_9a11fddeba2056df326f416fa7a15901_bkransomware
.exe windows:5 windows x86 arch:x86

c592cfc1d4d2fcec5c7551a4ddd0590f

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

C:\src\wix39\build\ship\x86\burn.pdb

Imports

advapi32

OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueW
InitiateSystemShutdownExW
GetUserNameW
RegCloseKey
RegQueryValueExW
RegDeleteValueW
ConvertStringSecurityDescriptorToSecurityDescriptorW
DecryptFileW
CreateWellKnownSid
InitializeAcl
SetEntriesInAclW
ChangeServiceConfigW
CloseServiceHandle
ControlService
OpenSCManagerW
OpenServiceW
QueryServiceStatus
QueryServiceConfigW
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextW
SetNamedSecurityInfoW
CheckTokenMembership
AllocateAndInitializeSid
SetEntriesInAclA
SetSecurityDescriptorGroup
SetSecurityDescriptorOwner
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
RegSetValueExW
RegQueryInfoKeyW
RegEnumValueW
RegEnumKeyExW
RegDeleteKeyW
RegCreateKeyExW
GetTokenInformation
RegOpenKeyExW

user32

GetMessageW
PeekMessageW
PostMessageW
IsWindow
PostQuitMessage
TranslateMessage
DispatchMessageW
RegisterClassW
UnregisterClassW
CreateWindowExW
MessageBoxW
GetCursorPos
GetWindowLongW
SetWindowLongW
LoadBitmapW
DefWindowProcW
IsDialogMessageW
MonitorFromPoint
GetMonitorInfoW
PostThreadMessageW
WaitForInputIdle
MsgWaitForMultipleObjects
LoadCursorW

oleaut32

SysAllocString
SysFreeString
VariantInit
VariantClear

gdi32

SelectObject
DeleteObject
GetObjectW
StretchBlt
CreateCompatibleDC
DeleteDC

shell32

CommandLineToArgvW
ShellExecuteExW
SHGetFolderPathW

ole32

CoInitializeEx
CoUninitialize
CoInitializeSecurity
CLSIDFromProgID
CoInitialize
CoTaskMemFree
CoCreateInstance
StringFromGUID2

kernel32

GetVersionExW
CompareStringW
VerSetConditionMask
FreeLibrary
GetProcAddress
EnterCriticalSection
LeaveCriticalSection
GetSystemTime
lstrlenW
GetModuleHandleExW
GetSystemDirectoryW
GetTempPathW
GetWindowsDirectoryW
GetSystemWow64DirectoryW
GetComputerNameW
VerifyVersionInfoW
GetVolumePathNameW
GetDateFormatW
GetSystemDefaultLangID
GetUserDefaultLangID
GetStringTypeW
ExpandEnvironmentStringsW
GetFileAttributesW
ReadFile
SetFilePointerEx
CreateFileW
InterlockedExchange
InterlockedCompareExchange
LoadLibraryW
lstrlenA
RemoveDirectoryW
CreateEventW
GetCurrentProcessId
ProcessIdToSessionId
OpenProcess
GetProcessId
WaitForSingleObject
WriteFile
ConnectNamedPipe
SetNamedPipeHandleState
CreateNamedPipeW
CreateThread
GetExitCodeThread
FindClose
SetFileAttributesW
GetModuleHandleW
FindNextFileW
SetEvent
WaitForMultipleObjects
InterlockedIncrement
InterlockedDecrement
DuplicateHandle
CreateProcessW
SetCurrentDirectoryW
GetCurrentDirectoryW
GetExitCodeProcess
SetThreadExecutionState
CopyFileExW
ResetEvent
SetEndOfFile
SetFileTime
LocalFileTimeToFileTime
GetCurrentThreadId
CreateFileA
CompareStringA
MapViewOfFile
UnmapViewOfFile
CreateMutexW
CreateFileMappingW
GetThreadLocale
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
SystemTimeToFileTime
GetCurrentProcess
VirtualAlloc
MoveFileExW
CopyFileW
DeleteFileW
GetFileSizeEx
GlobalFree
GlobalAlloc
GetModuleHandleA
LocalFree
HeapSetInformation
VirtualFree
GetFullPathNameW
CreateDirectoryW
CloseHandle
Sleep
ReleaseMutex
DeleteCriticalSection
InitializeCriticalSection
FindFirstFileW
GetLastError
TerminateProcess
InitializeCriticalSectionAndSpinCount
GetTempFileNameW
FormatMessageW
GetLocalTime
SetFilePointer
FlushFileBuffers
WriteConsoleW
SetStdHandle
LCMapStringW
HeapSize
HeapReAlloc
GetConsoleMode
GetConsoleCP
OutputDebugStringW
RtlUnwind
LoadLibraryExW
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
SetUnhandledExceptionFilter
UnhandledExceptionFilter
FreeEnvironmentStringsW
HeapFree
RaiseException
SystemTimeToTzSpecificLocalTime
GetTimeZoneInformation
DosDateTimeToFileTime
HeapAlloc
IsProcessorFeaturePresent
IsDebuggerPresent
GetCommandLineW
SetLastError
EncodePointer
DecodePointer
ExitProcess
MultiByteToWideChar
WideCharToMultiByte
GetProcessHeap
GetStdHandle
GetFileType
GetStartupInfoW
GetModuleFileNameW
QueryPerformanceCounter
GetSystemTimeAsFileTime
GetEnvironmentStringsW

cabinet

ord20
ord23
ord22

crypt32

CryptHashPublicKeyInfo
CertGetCertificateContextProperty

msi

ord238
ord111
ord173
ord45
ord205
ord90
ord171
ord137
ord169
ord70
ord88
ord190
ord125
ord116
ord118
ord115
ord17
ord141
ord8

rpcrt4

UuidCreate

wininet

InternetErrorDlg
InternetOpenW
InternetConnectW
InternetCloseHandle
InternetReadFile
InternetSetOptionW
HttpOpenRequestW
HttpAddRequestHeadersW
HttpSendRequestW
HttpQueryInfoW
InternetCrackUrlW

wintrust

WTHelperProvDataFromStateData
WTHelperGetProvSignerFromChain
CryptCATAdminCalcHashFromFileHandle
WinVerifyTrust

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

Sections

.text
Size: 245KB - Virtual size: 245KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 107KB - Virtual size: 106KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.wixburn
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c592cfc1d4d2fcec5c7551a4ddd0590f

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

user32

oleaut32

gdi32

shell32

ole32

kernel32

cabinet

crypt32

msi

rpcrt4

wininet

wintrust

version

Sections

.text Size: 245KB - Virtual size: 245KB

.rdata Size: 107KB - Virtual size: 106KB

.data Size: 5KB - Virtual size: 12KB

.wixburn Size: 512B - Virtual size: 56B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 13KB - Virtual size: 12KB

.reloc Size: 14KB - Virtual size: 13KB

.text
Size: 245KB - Virtual size: 245KB

.rdata
Size: 107KB - Virtual size: 106KB

.data
Size: 5KB - Virtual size: 12KB

.wixburn
Size: 512B - Virtual size: 56B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 13KB - Virtual size: 12KB

.reloc
Size: 14KB - Virtual size: 13KB