2026-07-08_5103d8dbfe8c99d40c4cd4138d05c9c4_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

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General

Target
2026-07-08_5103d8dbfe8c99d40c4cd4138d05c9c4_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar
Size 819KB
Sample260708-e9w1jsbx2p
SHA256 6e81cfc3ca1bc7b72b2a9b9d43f78545d20867dcc92b20bd6ff28a0161e59c37
MD5 5103d8dbfe8c99d40c4cd4138d05c9c4
SHA1 b531830a2b22df580dc7222dff834d88d3941d3c
SHA512 8756eee4a6dff3693dbf8364ee54b0d126be69d1b86e5e47ef50d4c3a443f1bb3c5c8254aea00280d62638419e019c906450d27792193586f1055367854326cd
SSDEEP 12288:H8PCHpwpc29yJYpYL6+tO9A/XlhtR8Y4nMBQOQX9kQU2oecCcoQw/v1IMM4I46be:14c29BpD3eBR8nvn9ZyXLYKM/s7q
TLSH
T1DB05012973A108F9EC27C27CC9A2D516E6727C550362EADF13A446251F637C0AF3EB52
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-07-08_5103d8dbfe8c99d40c4cd4138d05c9c4_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

File Explorer

2026-07-08_5103d8dbfe8c99d40c4cd4138d05c9c4_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

.exe 819KB

2026-07-08_5103d8dbfe8c99d40c4cd4138d05c9c4_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

IMPHASH 33d31a4df5121c8c368d8b7a65733fa3
SHA256 6e81cfc3ca1bc7b72b2a9b9d43f78545d20867dcc92b20bd6ff28a0161e59c37
MD5 5103d8dbfe8c99d40c4cd4138d05c9c4
SHA1 b531830a2b22df580dc7222dff834d88d3941d3c
SHA512 8756eee4a6dff3693dbf8364ee54b0d126be69d1b86e5e47ef50d4c3a443f1bb3c5c8254aea00280d62638419e019c906450d27792193586f1055367854326cd
SSDEEP 12288:H8PCHpwpc29yJYpYL6+tO9A/XlhtR8Y4nMBQOQX9kQU2oecCcoQw/v1IMM4I46be:14c29BpD3eBR8nvn9ZyXLYKM/s7q
TLSH
T1DB05012973A108F9EC27C27CC9A2D516E6727C550362EADF13A446251F637C0AF3EB52
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

62480

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_1581954009\build\src\obj-firefox\toolkit\components\maintenanceservice\maintenanceservice.pdb

user32

LoadStringA wsprintfW

advapi32

AdjustTokenPrivileges AllocateAndInitializeSid BuildExplicitAccessWithNameW ChangeServiceConfig2W ChangeServiceConfigW CloseServiceHandle ControlService CreateServiceW CreateWellKnownSid CryptAcquireContextA CryptCreateHash CryptDestroyHash CryptGetHashParam CryptHashData CryptReleaseContext DeleteService FreeSid GetEffectiveRightsFromAclW GetSecurityDescriptorDacl GetSecurityInfo InitializeSecurityDescriptor LookupAccountSidW LookupPrivilegeValueA OpenProcessToken OpenSCManagerA OpenSCManagerW OpenServiceW QueryServiceConfigW QueryServiceObjectSecurity QueryServiceStatus QueryServiceStatusEx RegCloseKey RegEnumKeyExW RegGetValueW RegOpenKeyExW RegQueryInfoKeyW RegQueryValueExW RegSetValueExW RegisterServiceCtrlHandlerW SetEntriesInAclW SetSecurityDescriptorDacl SetSecurityInfo SetServiceObjectSecurity SetServiceStatus StartServiceCtrlDispatcherW

crypt32

CertCloseStore CertFindCertificateInStore CertFreeCertificateContext CertGetNameStringA CertGetNameStringW CryptMsgClose CryptMsgGetParam CryptQueryObject

ole32

CoTaskMemFree

rpcrt4

RpcStringFreeW UuidCreate UuidToStringW

shell32

SHFileOperationW SHGetKnownFolderPath

wintrust

WinVerifyTrust

shlwapi

PathAppendW PathCanonicalizeW PathIsUNCServerShareW PathQuoteSpacesW PathRemoveFileSpecW PathStripPathW PathStripToRootW PathUnquoteSpacesW

version

GetFileVersionInfoSizeW GetFileVersionInfoW VerQueryValueW

kernel32

CloseHandle CompareStringW CopyFileW CreateDirectoryW CreateEventW CreateFileW CreateProcessW CreateThread CreateToolhelp32Snapshot DeleteCriticalSection DeleteFileW DeviceIoControl EncodePointer EnterCriticalSection ExitProcess FindClose FindFirstFileExW FindFirstFileW FindNextFileW FlushFileBuffers FreeEnvironmentStringsW FreeLibrary GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleCP GetConsoleMode GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetDriveTypeW GetEnvironmentStringsW GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileSize GetFileType GetFullPathNameW GetLastError GetModuleFileNameW GetModuleHandleExW GetModuleHandleW GetOEMCP GetProcAddress GetProcessHeap GetStartupInfoW GetStdHandle GetStringTypeW GetSystemTimeAsFileTime HeapAlloc HeapFree HeapReAlloc HeapSize InitializeCriticalSectionAndSpinCount InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage LCMapStringW LeaveCriticalSection LoadLibraryExW LocalAlloc LocalFree MoveFileExW MoveFileW MultiByteToWideChar Process32FirstW Process32NextW QueryPerformanceCounter RaiseException ReadConsoleW ReadFile ResetEvent RtlCaptureContext RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetEndOfFile SetEnvironmentVariableW SetEvent SetFileAttributesW SetFilePointerEx SetLastError SetStdHandle SetUnhandledExceptionFilter Sleep TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue UnhandledExceptionFilter WaitForSingleObject WaitForSingleObjectEx WideCharToMultiByte WriteConsoleW WriteFile lstrcmpiW

Name

.text

Size

157KB

Virtual Size

156KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

57KB

Virtual Size

56KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

7KB

Virtual Size

6KB

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

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

591KB

Virtual Size

592KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

2026-07-08_5103d8dbfe8c99d40c4cd4138d05c9c4_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

user32

advapi32

crypt32

ole32

rpcrt4

shell32

wintrust

shlwapi

version

kernel32

generic