2024-05-11_5b37c8be5e182629ea9f61a476d5f3c3_bkransomware

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General

Target

2024-05-11_5b37c8be5e182629ea9f61a476d5f3c3_bkransomware
Size

2.6MB
MD5

5b37c8be5e182629ea9f61a476d5f3c3
SHA1

a4552ff03be29c3065f29c68bbcb44639d320e76
SHA256

37247eb302d4e568261d5fd0b25a0df1781a8422e94a0db7f5bc8e0263e34d04
SHA512

885d32375f3450417118170bafdcdb54c259ec81344654121659b00aeedbe792c43c0f777e7573d392e2541d51226cc1a3fb61597e1326ebecf22519de256d06
SSDEEP

49152:mJJ8y5jhKPgssSt2gK/4MnYYJ2ZhqSGLHkJEMc:Q8Shv7StxIDQc

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-11_5b37c8be5e182629ea9f61a476d5f3c3_bkransomware

Files

2024-05-11_5b37c8be5e182629ea9f61a476d5f3c3_bkransomware
.exe windows:5 windows x86 arch:x86

438eeb7cb71b3c0c22081e72785bea2e

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

c:\builds\moz2_slave\rel-m-rel-w32_bld-000000000000\build\obj-firefox\toolkit\mozapps\update\updater\updater.pdb

Imports

kernel32

CloseHandle
LocalFree
LocalAlloc
FreeLibrary
GetCurrentProcess
SetLastError
GetDriveTypeW
WriteFile
MoveFileW
DeleteFileW
GetTimeZoneInformation
WriteConsoleW
LCMapStringW
FindNextFileW
OutputDebugStringW
FlushFileBuffers
SetEnvironmentVariableA
SetFilePointerEx
HeapSize
GetFullPathNameW
TlsFree
TlsSetValue
GetLongPathNameW
FindClose
GetLastError
CreateFileW
GetFileAttributesW
FormatMessageW
CopyFileW
WideCharToMultiByte
OpenProcess
GetPrivateProfileStringW
WaitForSingleObject
MoveFileExW
CreateProcessW
SetEndOfFile
SetFilePointer
FindFirstFileW
GetTempFileNameW
DeactivateActCtx
MultiByteToWideChar
GetModuleFileNameW
Sleep
ActivateActCtx
CreateActCtxW
GetProcAddress
GetSystemDirectoryW
GetModuleHandleW
SetDllDirectoryW
CompareStringW
LoadLibraryExW
TlsGetValue
TlsAlloc
TerminateProcess
InitializeCriticalSectionAndSpinCount
SetUnhandledExceptionFilter
UnhandledExceptionFilter
ReadConsoleW
SetStdHandle
GetConsoleMode
RaiseException
LoadLibraryExA
GetCommandLineW
HeapFree
HeapAlloc
FileTimeToLocalFileTime
GetFileInformationByHandle
GetFileType
PeekNamedPipe
FileTimeToSystemTime
IsDebuggerPresent
IsProcessorFeaturePresent
GetFileAttributesExW
SetFileAttributesW
EnterCriticalSection
LeaveCriticalSection
CreateDirectoryW
RemoveDirectoryW
FindFirstFileExW
SystemTimeToTzSpecificLocalTime
EncodePointer
DecodePointer
CreateThread
GetCurrentThreadId
ExitThread
SetEnvironmentVariableW
SetCurrentDirectoryW
GetCurrentDirectoryW
ReadFile
HeapReAlloc
ExitProcess
GetModuleHandleExW
GetProcessHeap
GetStdHandle
DeleteCriticalSection
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
RtlUnwind
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetStringTypeW
GetConsoleCP

user32

OffsetRect
wsprintfW
SetTimer
ScreenToClient
GetWindowRect
DrawTextW
CopyRect
GetParent
GetClientRect
GetDC
LoadIconW
DialogBoxParamW
GetWindowLongW
ReleaseDC
GetDlgItem
SetWindowLongW
EndDialog
GetDesktopWindow
SetWindowPos
SendMessageW
SetWindowTextW

gdi32

SelectObject

advapi32

OpenSCManagerA
QueryServiceStatusEx
StartServiceW
OpenServiceW
CloseServiceHandle
AdjustTokenPrivileges
LookupPrivilegeValueA
GetTokenInformation
OpenProcessToken
RegEnumKeyExW
RegQueryInfoKeyW
CryptDestroyHash
CryptReleaseContext
CryptGetHashParam
CryptHashData
CryptVerifySignatureA
CryptDestroyKey
CryptCreateHash
CryptAcquireContextA
RegSetValueExW
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
RegCreateKeyExW
QueryServiceConfigW

wintrust

WinVerifyTrust

shell32

ShellExecuteExW

shlwapi

PathCommonPrefixW
PathRemoveFileSpecW
PathStripToRootW
PathAppendW
PathUnquoteSpacesW

Sections

.text
Size: 133KB - Virtual size: 133KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 43KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 95KB - Virtual size: 95KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

438eeb7cb71b3c0c22081e72785bea2e

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

wintrust

shell32

shlwapi

Sections

.text Size: 133KB - Virtual size: 133KB

.rdata Size: 43KB - Virtual size: 42KB

.data Size: 5KB - Virtual size: 18KB

.rsrc Size: 95KB - Virtual size: 95KB

.reloc Size: 7KB - Virtual size: 7KB

.text
Size: 133KB - Virtual size: 133KB

.rdata
Size: 43KB - Virtual size: 42KB

.data
Size: 5KB - Virtual size: 18KB

.rsrc
Size: 95KB - Virtual size: 95KB

.reloc
Size: 7KB - Virtual size: 7KB