2026-08-02_e41a1b34b0f0c7c7986ff4df6ad4ab0a_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

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General

Target
2026-08-02_e41a1b34b0f0c7c7986ff4df6ad4ab0a_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar
Size 453KB
Sample260802-qrd8katema
SHA256 62d3a0b41f72e6af2d81031b57d4ebe7db9f7ef0da69258b393d030b5ff6b9af
MD5 e41a1b34b0f0c7c7986ff4df6ad4ab0a
SHA1 1ddb801312203b0643b55ab73f3368e5011d0638
SHA512 3aeffce57a29774b32e57cd34c64dfef3b6d01ba7122265aa528c36d2daf178b57a933ab67dc882b8f33c406999c9c697f58a9bb27bde82b20d2786765de5571
SSDEEP 6144:yiRn8mzs4ElxgZanSW0kXuxciA2B6LNJBNFwjaJg3PfcKrKywbpuoGF71lyUvDC:y+8mElqknpdnaodJAdGyk1uyUvDC
TLSH
T1B9A49E29F3A01DF8FC27E17CC9A28511EA72F8550760D6EB1294C62A2F736D01A3FB55
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-02_e41a1b34b0f0c7c7986ff4df6ad4ab0a_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

File Explorer

2026-08-02_e41a1b34b0f0c7c7986ff4df6ad4ab0a_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

.exe 453KB

2026-08-02_e41a1b34b0f0c7c7986ff4df6ad4ab0a_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

IMPHASH 11145c2c07e671cc47c0cfcafd4c3816
SHA256 62d3a0b41f72e6af2d81031b57d4ebe7db9f7ef0da69258b393d030b5ff6b9af
MD5 e41a1b34b0f0c7c7986ff4df6ad4ab0a
SHA1 1ddb801312203b0643b55ab73f3368e5011d0638
SHA512 3aeffce57a29774b32e57cd34c64dfef3b6d01ba7122265aa528c36d2daf178b57a933ab67dc882b8f33c406999c9c697f58a9bb27bde82b20d2786765de5571
SSDEEP 6144:yiRn8mzs4ElxgZanSW0kXuxciA2B6LNJBNFwjaJg3PfcKrKywbpuoGF71lyUvDC:y+8mElqknpdnaodJAdGyk1uyUvDC
TLSH
T1B9A49E29F3A01DF8FC27E17CC9A28511EA72F8550760D6EB1294C62A2F736D01A3FB55
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

2026-08-02_e41a1b34b0f0c7c7986ff4df6ad4ab0a_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

user32

gdi32

advapi32

ole32

rpcrt4

shell32

wintrust

shlwapi

kernel32

generic