2026-08-23_8f13b1155c41f2df08b6a34022bc1e2d_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

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General

Target
2026-08-23_8f13b1155c41f2df08b6a34022bc1e2d_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar
Size 298KB
Sample260824-gkljmacb96
SHA256 816a12e163d13e9ea203dc0b4944fd77b97c0fa6eb213f9283c53c332cd81361
MD5 8f13b1155c41f2df08b6a34022bc1e2d
SHA1 bb2c0fbac3d2ab3720c1cb25c265d831dfe57b10
SHA512 1c8856e8d04fccb8f1df5dc034b78afed07f710ffc0fe69baf7dc037481893b57550b2ab7c02caea36838a199ea098710bf7f23ca8304ae8b87e4a14ccc5831a
SSDEEP 6144:uG3dtZs9KOndMVfDAizrf86HPJ7olgtlhnV2UY:93LZs9KGOJcoZ24lhnHY
TLSH
T139549D29B7A409F9DD77C27DC9F2C416EA3238550360EAEB439086661F237C46E3EB51
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-23_8f13b1155c41f2df08b6a34022bc1e2d_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

File Explorer

2026-08-23_8f13b1155c41f2df08b6a34022bc1e2d_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

.exe 298KB

2026-08-23_8f13b1155c41f2df08b6a34022bc1e2d_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

IMPHASH 33d31a4df5121c8c368d8b7a65733fa3
SHA256 816a12e163d13e9ea203dc0b4944fd77b97c0fa6eb213f9283c53c332cd81361
MD5 8f13b1155c41f2df08b6a34022bc1e2d
SHA1 bb2c0fbac3d2ab3720c1cb25c265d831dfe57b10
SHA512 1c8856e8d04fccb8f1df5dc034b78afed07f710ffc0fe69baf7dc037481893b57550b2ab7c02caea36838a199ea098710bf7f23ca8304ae8b87e4a14ccc5831a
SSDEEP 6144:uG3dtZs9KOndMVfDAizrf86HPJ7olgtlhnV2UY:93LZs9KGOJcoZ24lhnHY
TLSH
T139549D29B7A409F9DD77C27DC9F2C416EA3238550360EAEB439086661F237C46E3EB51
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

62432

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\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

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

2026-08-23_8f13b1155c41f2df08b6a34022bc1e2d_cobalt-strike_icedid_mespinoza_njrat_ryuk_vidar

user32

advapi32

crypt32

ole32

rpcrt4

shell32

wintrust

shlwapi

version

kernel32

generic