2026-10-16_bb43b6cf82b52663499a3e9353d3235d_bkransomware_elex_hawkeye_maze_remcos

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General

Target
2026-10-16_bb43b6cf82b52663499a3e9353d3235d_bkransomware_elex_hawkeye_maze_remcos
Size 457KB
Sample261017-j44knazvbx
SHA256 290f425015674c9b4c1fcbde785230ddadef4ffe1aa6ee915e726eb0c4beaea7
MD5 bb43b6cf82b52663499a3e9353d3235d
SHA1 3b86de85f9d05e4ee7e2e8fe1a8ac662c5d785e5
SHA512 976377c094c50c1aa234a125c63402845293c9aceae52b2b7e9bb625a2cf899d303c8feb609e9ec4ed2141ab23af679fd526ddbacbf4c895d13904d323d1c824
SSDEEP 6144:wv9/qzrnuGXBCzraOjHElFnRdOsNtns8ciWPbDm6N9RFc:wg49H61RgsNtbAdM
TLSH
T14DA41902B7E99134F6F31B31AFB592655A7ABD629D35C60F23C4190D0DB0A80EA74B73
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
2026-10-16_bb43b6cf82b52663499a3e9353d3235d_bkransomware_elex_hawkeye_maze_remcos

File Explorer

2026-10-16_bb43b6cf82b52663499a3e9353d3235d_bkransomware_elex_hawkeye_maze_remcos

.exe 457KB

2026-10-16_bb43b6cf82b52663499a3e9353d3235d_bkransomware_elex_hawkeye_maze_remcos

IMPHASH 8dabae1d6eec46ac286f7071178eab44
SHA256 290f425015674c9b4c1fcbde785230ddadef4ffe1aa6ee915e726eb0c4beaea7
MD5 bb43b6cf82b52663499a3e9353d3235d
SHA1 3b86de85f9d05e4ee7e2e8fe1a8ac662c5d785e5
SHA512 976377c094c50c1aa234a125c63402845293c9aceae52b2b7e9bb625a2cf899d303c8feb609e9ec4ed2141ab23af679fd526ddbacbf4c895d13904d323d1c824
SSDEEP 6144:wv9/qzrnuGXBCzraOjHElFnRdOsNtns8ciWPbDm6N9RFc:wg49H61RgsNtbAdM
TLSH
T14DA41902B7E99134F6F31B31AFB592655A7ABD629D35C60F23C4190D0DB0A80EA74B73
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x86 arch:x86

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

16:96:90:04:4e:20:48:b2:e6:aa:a3:46:e9:cf:83:f6:71:9b:93:16:4c:25:69:c5:3e:75:c0:44:bb:15:c1:c3

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

SERIALNUMBER=2748129,CN=Adobe Inc.,OU=Acrobat DC,O=Adobe Inc.,L=San Jose,ST=ca,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Chains

Feb 4, 2020

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Subject

Serial Number

0e:e3:f1:c8:f4:51:cb:f2:12:03:34:1a:53:f2:3e:71

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Jan 31, 2019 - Feb 3, 2021

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Serial Number

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Apr 18, 2012 - Apr 18, 2027

Subject

CN=TIMESTAMP-SHA256-2019-10-15,O=DigiCert\, Inc.,C=US

Serial Number

04:cd:3f:85:68:ae:76:c6:1b:b0:fe:71:60:cc:a7:6d

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Oct 1, 2019 - Oct 17, 2030

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Serial Number

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jan 7, 2016 - Jan 7, 2031

Minor OS version

Major OS version

Entry point

138273

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

D:\DCB\CBT_Main\Acrobat\Installers\BootStrapExe_Small\Release\Setup.pdb

version

VerQueryValueW GetFileVersionInfoW GetFileVersionInfoSizeW

kernel32

LocalReAlloc GlobalFlags CompareStringW GetLocaleInfoW GetSystemDefaultUILanguage GetFileAttributesW GetFileAttributesExW GetFileSizeEx GetFileTime SetErrorMode LoadLibraryExA GetCommandLineW GetSystemTimeAsFileTime RtlUnwind CreateThread ExitThread IsDebuggerPresent IsProcessorFeaturePresent SetStdHandle GetFileType ExitProcess GetModuleHandleExW LocalAlloc GetStdHandle GetStartupInfoW QueryPerformanceCounter GetEnvironmentStringsW FreeEnvironmentStringsW UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsValidCodePage GetOEMCP GetCPInfo GetStringTypeW GetConsoleCP GetConsoleMode ReadConsoleW SetFilePointerEx GetTimeZoneInformation OutputDebugStringW LCMapStringW WriteConsoleW GetDriveTypeW SetEnvironmentVariableA GlobalHandle GlobalReAlloc TlsFree TlsSetValue TlsGetValue TlsAlloc InitializeCriticalSection GetCurrentProcessId WritePrivateProfileStringW GetPrivateProfileIntW lstrcmpA GetCurrentThread FileTimeToSystemTime FindNextFileW FileTimeToLocalFileTime DuplicateHandle WriteFile UnlockFile SetFilePointer SetEndOfFile ReadFile LockFile GetVolumeInformationW GetFullPathNameW GetFileSize FlushFileBuffers FindFirstFileW FindClose SuspendThread SetThreadPriority CreateEventW SetEvent GlobalFindAtomW GlobalAddAtomW LoadLibraryA lstrcmpW GlobalDeleteAtom LoadLibraryExW GetCurrentThreadId LeaveCriticalSection EnterCriticalSection EncodePointer MulDiv GlobalFree GlobalUnlock GlobalLock GlobalAlloc GetModuleHandleA GetModuleFileNameW OutputDebugStringA GetACP WideCharToMultiByte MultiByteToWideChar DeleteCriticalSection InitializeCriticalSectionAndSpinCount RaiseException GetProcessHeap HeapSize HeapFree HeapReAlloc HeapAlloc DecodePointer GetUserDefaultUILanguage GetVersionExW DeleteFileW GetTempFileNameW GetPrivateProfileStringW ExpandEnvironmentStringsW GetSystemInfo GetCurrentProcess FreeResource GetTempPathW CopyFileW CreateFileW GetCurrentDirectoryW GetSystemDirectoryW CreateProcessW CloseHandle WaitForSingleObject SetLastError GetLastError GetExitCodeProcess GetUserDefaultLangID LoadLibraryW Sleep ResumeThread FreeLibrary GetThreadPriority FindResourceW FormatMessageW SizeofResource LoadResource LocalFree LockResource SetDllDirectoryW SetCurrentDirectoryW GetSystemWindowsDirectoryW GetModuleHandleW GetProcAddress HeapQueryInformation

user32

InvalidateRect DestroyMenu RealChildWindowFromPoint ClientToScreen EndPaint BeginPaint TabbedTextOutW GrayStringW DrawTextExW DrawTextW LoadCursorW GetSysColorBrush ReleaseDC GetDC GetWindowThreadProcessId SetCursor PostQuitMessage GetSystemMetrics CharUpperW GetCursorPos TranslateMessage GetMessageW GetMonitorInfoW MonitorFromWindow WinHelpW LoadIconW CallNextHookEx UnhookWindowsHookEx SetWindowsHookExW GetLastActivePopup GetTopWindow GetClassLongW PtInRect CopyRect GetSysColor MapWindowPoints ScreenToClient MessageBoxW GetWindowRect GetClientRect RemovePropW GetPropW SetPropW ValidateRect SetForegroundWindow GetForegroundWindow UpdateWindow SetMenu GetMenu GetCapture GetKeyState IsWindowVisible CreateWindowExW GetClassInfoExW GetClassInfoW RegisterClassW CallWindowProcW DefWindowProcW GetMessageTime GetMessagePos PeekMessageW DispatchMessageW RegisterWindowMessageW LoadBitmapW SetMenuItemInfoW GetMenuCheckMarkDimensions SetMenuItemBitmaps EnableMenuItem CheckMenuItem GetDesktopWindow SetActiveWindow GetActiveWindow GetNextDlgTabItem CreateDialogIndirectParamW DestroyWindow IsDialogMessageW GetWindow SetWindowLongW GetWindowLongW GetWindowTextW SetWindowTextW IsWindowEnabled GetFocus SetFocus AdjustWindowRectEx GetDlgCtrlID GetDlgItem SetWindowPos ShowWindow IsWindow GetMenuItemCount GetMenuItemID GetSubMenu GetParent SendDlgItemMessageA UnregisterClassW EndDialog PostMessageW EnableWindow KillTimer SetTimer SendMessageW RedrawWindow GetClassNameW

gdi32

TextOutW ExtTextOutW SetViewportExtEx SetViewportOrgEx SetWindowExtEx OffsetViewportOrgEx ScaleViewportExtEx ScaleWindowExtEx SelectObject CreateBitmap GetDeviceCaps SaveDC RestoreDC RectVisible PtVisible GetStockObject GetClipBox Escape DeleteObject DeleteDC GetObjectW SetTextColor SetBkColor SetMapMode

winspool.drv

OpenPrinterW ClosePrinter DocumentPropertiesW

advapi32

RegEnumValueW RegQueryValueW RegEnumKeyW RegDeleteValueW RegDeleteKeyW QueryServiceStatusEx OpenServiceW OpenSCManagerW CloseServiceHandle InitiateSystemShutdownW RegSetValueExW RegQueryValueExW RegOpenKeyExW RegDeleteKeyExW RegCreateKeyExW RegCreateKeyW RegCloseKey LookupPrivilegeValueW AdjustTokenPrivileges OpenProcessToken

shell32

ShellExecuteW SHGetSpecialFolderPathW

shlwapi

PathFileExistsW PathIsUNCW PathStripToRootW PathFindExtensionW PathFindFileNameW StrFormatByteSizeW

ole32

CoCreateGuid CoTaskMemFree CoCreateInstance CoUninitialize CoInitialize

oleaut32

SysAllocString VariantChangeType VariantClear VariantInit SysFreeString

urlmon

URLDownloadToFileW

Sharing

General

Malware Config

Signatures

File Explorer

2026-10-16_bb43b6cf82b52663499a3e9353d3235d_bkransomware_elex_hawkeye_maze_remcos

PE Signature issue

version

kernel32

user32

gdi32

winspool.drv

advapi32

shell32

shlwapi

ole32

oleaut32

urlmon

generic