2026-08-09_cb87594729ea8ff00455d0d4c7f0ad70_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

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General

Target
2026-08-09_cb87594729ea8ff00455d0d4c7f0ad70_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar
Size 453KB
Sample260809-c7eblsgm6v
SHA256 fc223d87deeac46d8e69f1a8134dda82d52e46aa720dfa84473ab894cb0f37db
MD5 cb87594729ea8ff00455d0d4c7f0ad70
SHA1 0702e068816dc00fc80d3fbf244992d1a13193fd
SHA512 26b19107dfa750107ddcd9eace0983b07b62f8ba56fec5f6d7aab984661a1f60d26e696fe9132bd8e86074efa9e7b3c423428177f5253a9938d772349a18d3ae
SSDEEP 6144:lXVjT3Hs9Je9ew6LXDSra06LBJBNFwjaJg3PfcKrKywbvfMVhvTBBZZpNf6qwQ:LjTXs9gC3ojQdJAdGykv0j3OtQ
TLSH
T1A8A49E29F3A01CF8FC27E17CC9B28512A971B8590760DAEF1154962A2F732D05E3FB65
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-09_cb87594729ea8ff00455d0d4c7f0ad70_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

File Explorer

2026-08-09_cb87594729ea8ff00455d0d4c7f0ad70_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

.exe 453KB

2026-08-09_cb87594729ea8ff00455d0d4c7f0ad70_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

IMPHASH 11145c2c07e671cc47c0cfcafd4c3816
SHA256 fc223d87deeac46d8e69f1a8134dda82d52e46aa720dfa84473ab894cb0f37db
MD5 cb87594729ea8ff00455d0d4c7f0ad70
SHA1 0702e068816dc00fc80d3fbf244992d1a13193fd
SHA512 26b19107dfa750107ddcd9eace0983b07b62f8ba56fec5f6d7aab984661a1f60d26e696fe9132bd8e86074efa9e7b3c423428177f5253a9938d772349a18d3ae
SSDEEP 6144:lXVjT3Hs9Je9ew6LXDSra06LBJBNFwjaJg3PfcKrKywbvfMVhvTBBZZpNf6qwQ:LjTXs9gC3ojQdJAdGykv0j3OtQ
TLSH
T1A8A49E29F3A01CF8FC27E17CC9B28512A971B8590760DAEF1154962A2F732D05E3FB65
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

84864

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

z:\task_1579288126\build\src\obj-firefox\toolkit\mozapps\update\updater\updater.pdb

user32

CopyRect DialogBoxParamW DrawTextW EndDialog GetClientRect GetDC GetDesktopWindow GetDlgItem GetParent GetWindowLongPtrW GetWindowRect LoadIconW OffsetRect ReleaseDC ScreenToClient SendMessageW SetTimer SetWindowLongPtrW SetWindowPos SetWindowTextW WaitForInputIdle wsprintfW

gdi32

SelectObject

advapi32

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

ole32

CoTaskMemFree

rpcrt4

RpcStringFreeW UuidCreate UuidToStringW

shell32

SHGetKnownFolderPath ShellExecuteExW

wintrust

WinVerifyTrust

shlwapi

PathAppendW PathCanonicalizeW PathCommonPrefixW PathIsUNCServerShareW PathRemoveFileSpecW PathStripPathW PathStripToRootW PathUnquoteSpacesW

kernel32

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

Name

.text

Size

201KB

Virtual Size

201KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

66KB

Virtual Size

65KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

16KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.00cfg

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

96KB

Virtual Size

95KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-09_cb87594729ea8ff00455d0d4c7f0ad70_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

user32

gdi32

advapi32

ole32

rpcrt4

shell32

wintrust

shlwapi

kernel32

generic