C:\git\dirsync\src\ADSyncClientSvc\bin\Release\DirectorySyncClientSvc.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-30_a4b646d742d410f09e3934ddc52c267c_bkransomware.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-30_a4b646d742d410f09e3934ddc52c267c_bkransomware.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-30_a4b646d742d410f09e3934ddc52c267c_bkransomware
-
Size
2.1MB
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MD5
a4b646d742d410f09e3934ddc52c267c
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SHA1
7d61520fbf09bea31667a573a1cca1cf9d38c30b
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SHA256
bd6a45581917db357ad1248ca7f9746adbf4264ecd88f461fa62f834f927ea9a
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SHA512
0b3a70118933db314f9090d0b40c2c2f99dd1e66f212354865db5dd51487ccbb2fab0a35f6ce619882c5606c5a6aa7c2e9a1dc28a5506ec90f63ae365d10c5ee
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SSDEEP
49152:jfC8MBtGpK/yh/kJ+ko6PkxPWKwBaPycUFjWSxcK:LC8MB8pK/u/kJ+/6Pjzp
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-30_a4b646d742d410f09e3934ddc52c267c_bkransomware
Files
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2024-06-30_a4b646d742d410f09e3934ddc52c267c_bkransomware.exe windows:6 windows x86 arch:x86
382a6ce8aaf2ea3dfae8035265a2873e
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
Imports
kernel32
GetSystemInfo
GetModuleHandleA
GetCurrentThreadId
GetVersionExA
GetProcAddress
GetSystemTimeAsFileTime
GetTempPathA
OutputDebugStringA
GetConsoleScreenBufferInfo
GetCurrentDirectoryW
GetFullPathNameW
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
FindFirstFileExW
DeleteFileW
GetFileInformationByHandle
FileTimeToLocalFileTime
SetConsoleMode
ReadConsoleInputA
EnterCriticalSection
GetStdHandle
CreateDirectoryA
LeaveCriticalSection
InitializeCriticalSection
GetWindowsDirectoryA
SetConsoleTextAttribute
GetComputerNameA
DeleteCriticalSection
DecodePointer
HeapSize
RaiseException
InitializeCriticalSectionEx
GetProcessHeap
HeapFree
HeapAlloc
HeapReAlloc
CreateEventW
CloseHandle
GetLastError
FormatMessageW
lstrlenW
LocalAlloc
LocalFree
CreateEventA
CreateFileMappingA
UnmapViewOfFile
MapViewOfFile
ExpandEnvironmentStringsA
WaitForMultipleObjects
PeekNamedPipe
VerifyVersionInfoA
SleepEx
VerSetConditionMask
GetModuleFileNameW
GlobalAlloc
GlobalFree
SetCurrentDirectoryW
VirtualUnlock
FormatMessageA
VirtualLock
GetPrivateProfileStringW
GetPrivateProfileIntW
GetDiskFreeSpaceExW
GetNativeSystemInfo
GlobalMemoryStatusEx
FindFirstFileW
CompareFileTime
FindNextFileW
FindClose
FileTimeToSystemTime
Sleep
WideCharToMultiByte
MultiByteToWideChar
GetStringTypeW
EncodePointer
DuplicateHandle
WaitForSingleObject
GetCurrentProcess
GetCurrentThread
IsDebuggerPresent
OutputDebugStringW
GetCPInfo
CreateTimerQueue
IsProcessorFeaturePresent
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
SetEvent
WaitForSingleObjectEx
SignalObjectAndWait
SwitchToThread
CreateThread
SetThreadPriority
GetThreadPriority
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetModuleHandleW
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetCommandLineA
CreateProcessA
GetFileType
GetModuleHandleExW
WriteConsoleW
WriteFile
GetConsoleCP
GetConsoleMode
GetCurrentProcessId
RtlUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
TerminateProcess
GetStartupInfoW
GetTickCount
CreateSemaphoreW
ExitThread
LoadLibraryExW
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
ExitProcess
AreFileApisANSI
GetThreadTimes
FreeLibrary
FreeLibraryAndExitThread
GetVersionExW
VirtualAlloc
VirtualFree
VirtualProtect
ReleaseSemaphore
InitializeSListHead
UnregisterWaitEx
LoadLibraryW
GetModuleFileNameA
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetConsoleCtrlHandler
IsValidCodePage
GetACP
GetOEMCP
SetStdHandle
GetExitCodeProcess
CreatePipe
CreateFileW
GetTimeZoneInformation
GetFileAttributesExW
FlushFileBuffers
SetFilePointerEx
SetEndOfFile
ReadFile
ReadConsoleW
SetEnvironmentVariableA
GlobalMemoryStatus
LoadLibraryA
FlushConsoleInputBuffer
user32
GetProcessWindowStation
MessageBoxA
SendMessageA
FindWindowA
GetSystemMetrics
GetUserObjectInformationW
advapi32
SetServiceStatus
RegisterServiceCtrlHandlerW
GetUserNameA
ReportEventA
RegisterEventSourceA
RegGetValueW
ReportEventW
DeregisterEventSource
RegisterEventSourceW
StartServiceCtrlDispatcherW
ole32
CoInitializeEx
StringFromGUID2
CoCreateGuid
CoUninitialize
CoCreateInstance
oleaut32
SysAllocStringByteLen
SysAllocString
SysAllocStringLen
SysStringLen
SysFreeString
SysStringByteLen
ws2_32
send
bind
closesocket
connect
getpeername
getsockname
getsockopt
WSASetLastError
ntohs
setsockopt
socket
WSAIoctl
getaddrinfo
freeaddrinfo
recvfrom
sendto
accept
listen
getnameinfo
shutdown
select
__WSAFDIsSet
WSAGetLastError
ioctlsocket
WSAStartup
gethostname
WSACleanup
htons
recv
crypt32
CertCloseStore
CertFreeCertificateContext
CertGetNameStringW
CertEnumCertificatesInStore
CertOpenSystemStoreW
CryptUnprotectData
wldap32
ord60
ord211
ord46
ord143
ord30
ord79
ord35
ord33
ord32
ord50
ord301
ord27
ord26
ord22
ord200
ord41
version
VerQueryValueW
GetFileVersionInfoW
GetFileVersionInfoSizeW
Exports
Exports
libssh2_agent_connect
libssh2_agent_disconnect
libssh2_agent_free
libssh2_agent_get_identity
libssh2_agent_init
libssh2_agent_list_identities
libssh2_agent_userauth
libssh2_banner_set
libssh2_base64_decode
libssh2_channel_close
libssh2_channel_direct_tcpip_ex
libssh2_channel_eof
libssh2_channel_flush_ex
libssh2_channel_forward_accept
libssh2_channel_forward_cancel
libssh2_channel_forward_listen_ex
libssh2_channel_free
libssh2_channel_get_exit_signal
libssh2_channel_get_exit_status
libssh2_channel_handle_extended_data
libssh2_channel_handle_extended_data2
libssh2_channel_open_ex
libssh2_channel_process_startup
libssh2_channel_read_ex
libssh2_channel_receive_window_adjust
libssh2_channel_receive_window_adjust2
libssh2_channel_request_pty_ex
libssh2_channel_request_pty_size_ex
libssh2_channel_send_eof
libssh2_channel_set_blocking
libssh2_channel_setenv_ex
libssh2_channel_wait_closed
libssh2_channel_wait_eof
libssh2_channel_window_read_ex
libssh2_channel_window_write_ex
libssh2_channel_write_ex
libssh2_channel_x11_req_ex
libssh2_exit
libssh2_free
libssh2_hostkey_hash
libssh2_init
libssh2_keepalive_config
libssh2_keepalive_send
libssh2_knownhost_add
libssh2_knownhost_addc
libssh2_knownhost_check
libssh2_knownhost_checkp
libssh2_knownhost_del
libssh2_knownhost_free
libssh2_knownhost_get
libssh2_knownhost_init
libssh2_knownhost_readfile
libssh2_knownhost_readline
libssh2_knownhost_writefile
libssh2_knownhost_writeline
libssh2_poll
libssh2_poll_channel_read
libssh2_scp_recv
libssh2_scp_send64
libssh2_scp_send_ex
libssh2_session_abstract
libssh2_session_banner_get
libssh2_session_banner_set
libssh2_session_block_directions
libssh2_session_callback_set
libssh2_session_disconnect_ex
libssh2_session_flag
libssh2_session_free
libssh2_session_get_blocking
libssh2_session_get_timeout
libssh2_session_handshake
libssh2_session_hostkey
libssh2_session_init_ex
libssh2_session_last_errno
libssh2_session_last_error
libssh2_session_method_pref
libssh2_session_methods
libssh2_session_set_blocking
libssh2_session_set_timeout
libssh2_session_startup
libssh2_session_supported_algs
libssh2_sftp_close_handle
libssh2_sftp_fstat_ex
libssh2_sftp_fstatvfs
libssh2_sftp_get_channel
libssh2_sftp_init
libssh2_sftp_last_error
libssh2_sftp_mkdir_ex
libssh2_sftp_open_ex
libssh2_sftp_read
libssh2_sftp_readdir_ex
libssh2_sftp_rename_ex
libssh2_sftp_rmdir_ex
libssh2_sftp_seek
libssh2_sftp_seek64
libssh2_sftp_shutdown
libssh2_sftp_stat_ex
libssh2_sftp_statvfs
libssh2_sftp_symlink_ex
libssh2_sftp_tell
libssh2_sftp_tell64
libssh2_sftp_unlink_ex
libssh2_sftp_write
libssh2_trace
libssh2_trace_sethandler
libssh2_userauth_authenticated
libssh2_userauth_hostbased_fromfile_ex
libssh2_userauth_keyboard_interactive_ex
libssh2_userauth_list
libssh2_userauth_password_ex
libssh2_userauth_publickey
libssh2_userauth_publickey_fromfile_ex
Sections
.text Size: 1.6MB - Virtual size: 1.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 430KB - Virtual size: 429KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 71KB - Virtual size: 160KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 88KB - Virtual size: 87KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ