2024-04-25_b539f2bc7f1c306ac0e7923833c29515_bkransomware

Sharing

Copy URL Twitter E-mail

General

Target

2024-04-25_b539f2bc7f1c306ac0e7923833c29515_bkransomware
Size

2.3MB
MD5

b539f2bc7f1c306ac0e7923833c29515
SHA1

65ab116ba5ef7a54fab6ab28604065ce0445aaa4
SHA256

4ee170f1ea2d6827049452e8849e92d613dd2ca199514a7543661db66db53767
SHA512

fc37389b985819b1e30b64239e3c0cd915142f1385d6435cc8a245cf792377c5c9998b15a65580b6aae47b7ead5376e4d6ad40c232c12966a466fdaae3eaad56
SSDEEP

24576:mJJNK/Ry5uXVav9MkNLswzHoJdXN0BN2qnw4a+edxoBrLdgg2w/ro3iQRlw:mJJ8y5/v9McoJdXN0BMOwLloBrugXN4w

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-25_b539f2bc7f1c306ac0e7923833c29515_bkransomware

Files

2024-04-25_b539f2bc7f1c306ac0e7923833c29515_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