2026-10-22_756fdbe26e8553e52a1f99666bc9179f_cobalt-strike_icedid_mespinoza_njrat_ryuk_stealc

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General

Target
2026-10-22_756fdbe26e8553e52a1f99666bc9179f_cobalt-strike_icedid_mespinoza_njrat_ryuk_stealc
Size 898KB
Sample261024-ka6nlaee97
SHA256 099d0eb4eaec89fd80670dac84609ff2eac401e8f5a5b167ae22ce43b0e619ba
MD5 756fdbe26e8553e52a1f99666bc9179f
SHA1 b438ec410fc78e19e9e852dc0374369965278e36
SHA512 dd5035ba38c488c3f0106e1f36d49a594ddd93730369d39292b730acb6016010e2e95a74d6e271be313a061566de1b2ad2e9e822f91828bef13dd6c289d71f83
SSDEEP 12288:1p2Yd1XW1Ibs/IVMtyYZQ4GKlrUHKeksV42hF2aIcyDWbU5jgTTg:17d1Xxbs/IqyYe4GKWP+/cyz5UHg
TLSH
T1CA158C19679516FAD267C0388A9B4E52FE71B84A0B30AAC703D586B53F276F44B3F311
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-10-22_756fdbe26e8553e52a1f99666bc9179f_cobalt-strike_icedid_mespinoza_njrat_ryuk_stealc

File Explorer

2026-10-22_756fdbe26e8553e52a1f99666bc9179f_cobalt-strike_icedid_mespinoza_njrat_ryuk_stealc

.exe 898KB

2026-10-22_756fdbe26e8553e52a1f99666bc9179f_cobalt-strike_icedid_mespinoza_njrat_ryuk_stealc

IMPHASH 2ae0bba1d79792eb3cab9062e96c5ae7
SHA256 099d0eb4eaec89fd80670dac84609ff2eac401e8f5a5b167ae22ce43b0e619ba
MD5 756fdbe26e8553e52a1f99666bc9179f
SHA1 b438ec410fc78e19e9e852dc0374369965278e36
SHA512 dd5035ba38c488c3f0106e1f36d49a594ddd93730369d39292b730acb6016010e2e95a74d6e271be313a061566de1b2ad2e9e822f91828bef13dd6c289d71f83
SSDEEP 12288:1p2Yd1XW1Ibs/IVMtyYZQ4GKlrUHKeksV42hF2aIcyDWbU5jgTTg:17d1Xxbs/IqyYe4GKWP+/cyz5UHg
TLSH
T1CA158C19679516FAD267C0388A9B4E52FE71B84A0B30AAC703D586B53F276F44B3F311
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

294532

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

C:\aot2\aot\out\build\win-amd64-release\ao2_lobby_server.pdb

ws2_32

WSAGetLastError WSAStartup accept bind closesocket getpeername getsockname htonl htons inet_ntop listen ntohl ntohs recv recvfrom select send sendto setsockopt socket

iphlpapi

GetAdaptersAddresses

kernel32

AcquireSRWLockExclusive AcquireSRWLockShared CloseHandle CloseThreadpoolTimer CloseThreadpoolWait CompareStringW CreateEventExW CreateFileW CreateSemaphoreExW CreateSymbolicLinkW CreateThread CreateThreadpoolTimer CreateThreadpoolWait DeleteCriticalSection EncodePointer EnterCriticalSection EnumSystemLocalesW ExitProcess ExitThread FindClose FindFirstFileExW FindNextFileW FlsAlloc FlsFree FlsGetValue FlsSetValue FlushFileBuffers FlushProcessWriteBuffers FormatMessageA FreeEnvironmentStringsW FreeLibrary FreeLibraryAndExitThread FreeLibraryWhenCallbackReturns GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentProcess GetCurrentProcessId GetCurrentProcessorNumber GetCurrentThread GetCurrentThreadId GetDateFormatW GetEnvironmentStringsW GetExitCodeThread GetFileInformationByHandleEx GetFileSizeEx GetFileType GetLastError GetLocaleInfoEx GetLocaleInfoW GetModuleFileNameW GetModuleHandleExW GetModuleHandleW GetNativeSystemInfo GetOEMCP GetProcAddress GetProcessHeap GetStartupInfoW GetStdHandle GetStringTypeW GetSystemTimeAsFileTime GetTempPathW GetTickCount64 GetTimeFormatW GetTimeZoneInformation GetUserDefaultLCID HeapAlloc HeapFree HeapReAlloc HeapSize InitOnceExecuteOnce InitializeCriticalSectionAndSpinCount InitializeCriticalSectionEx InitializeSListHead InterlockedFlushSList InterlockedPushEntrySList IsDebuggerPresent IsProcessorFeaturePresent IsThreadAFiber IsValidCodePage IsValidLocale LCMapStringW LeaveCriticalSection LoadLibraryExW LocalFree MultiByteToWideChar OutputDebugStringW QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReadConsoleW ReadFile ReleaseSRWLockExclusive ReleaseSRWLockShared ResumeThread RtlCaptureContext RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetConsoleCtrlHandler SetEndOfFile SetEnvironmentVariableW SetFileInformationByHandle SetFilePointerEx SetLastError SetStdHandle SetThreadpoolTimer SetThreadpoolWait SetUnhandledExceptionFilter Sleep SleepConditionVariableSRW SwitchToThread TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TryAcquireSRWLockExclusive TryAcquireSRWLockShared UnhandledExceptionFilter VirtualProtect WaitForSingleObjectEx WaitForThreadpoolTimerCallbacks WakeAllConditionVariable WakeConditionVariable WideCharToMultiByte WriteConsoleW WriteFile

Name

.text

Size

711KB

Virtual Size

710KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

141KB

Virtual Size

141KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

5KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

33KB

Virtual Size

33KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_guard_c

Size

512B

Virtual Size

36B

Characteristics

Name

_guard_d

Size

512B

Virtual Size

36B

Characteristics

Name

memcpy_

Size

512B

Virtual Size

264B

Characteristics

Name

.rsrc

Size

512B

Virtual Size

464B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-10-22_756fdbe26e8553e52a1f99666bc9179f_cobalt-strike_icedid_mespinoza_njrat_ryuk_stealc

ws2_32

iphlpapi

kernel32

generic