2026-10-03_21b13e67b8d95f03869d69a0f03034d4_akira_cobalt-strike

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General

Target
2026-10-03_21b13e67b8d95f03869d69a0f03034d4_akira_cobalt-strike
Size 820KB
Sample261004-t8tlcssdld
SHA256 e3ff8e650481bbe423f3f86239a784b29b7e7bd2b9ef71a32faaec647305be46
MD5 21b13e67b8d95f03869d69a0f03034d4
SHA1 eb00cad568baaeb4595952925ca2055c8162f09c
SHA512 9e6161ac2677c51b637961cfb8d944bb5d366f29ea447ed2bef708322b343470d7e215ea6195175f9f21cd6d223aafe1e92d123833b8eec0b4ee55cbad441142
SSDEEP 12288:6jtMppYP/QtZTuy3r4cCQQNDtfKAq+qs2YEpTDZXuNB:t2sTuy3rlcFX0pTDM
TLSH
T187059E6376944DBCD216C03881E76337B63A36C61333BBB70DA89A310F56AC65F5931A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-10-03_21b13e67b8d95f03869d69a0f03034d4_akira_cobalt-strike

File Explorer

2026-10-03_21b13e67b8d95f03869d69a0f03034d4_akira_cobalt-strike

.exe 820KB

2026-10-03_21b13e67b8d95f03869d69a0f03034d4_akira_cobalt-strike

IMPHASH 01126ae04e8907c9efef434d1df04707
SHA256 e3ff8e650481bbe423f3f86239a784b29b7e7bd2b9ef71a32faaec647305be46
MD5 21b13e67b8d95f03869d69a0f03034d4
SHA1 eb00cad568baaeb4595952925ca2055c8162f09c
SHA512 9e6161ac2677c51b637961cfb8d944bb5d366f29ea447ed2bef708322b343470d7e215ea6195175f9f21cd6d223aafe1e92d123833b8eec0b4ee55cbad441142
SSDEEP 12288:6jtMppYP/QtZTuy3r4cCQQNDtfKAq+qs2YEpTDZXuNB:t2sTuy3rlcFX0pTDM
TLSH
T187059E6376944DBCD216C03881E76337B63A36C61333BBB70DA89A310F56AC65F5931A
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5328

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

api-ms-win-core-synch-l1-2-0

WaitOnAddress WakeByAddressAll WakeByAddressSingle

bcryptprimitives

ProcessPrng

crypt32

CertAddCertificateContextToStore CertCloseStore CertDuplicateCertificateChain CertDuplicateCertificateContext CertDuplicateStore CertEnumCertificatesInStore CertFreeCertificateChain CertFreeCertificateContext CertGetCertificateChain CertOpenStore CertVerifyCertificateChainPolicy

kernel32

CloseHandle CreateFileMappingA DuplicateHandle GetLastError GetModuleFileNameW GetModuleHandleA GetModuleHandleW GetProcAddress GetProcessHeap GetSystemDirectoryW GetSystemTimePreciseAsFileTime GetWindowsDirectoryW HeapAlloc HeapFree HeapReAlloc MapViewOfFile SetHandleInformation SetLastError UnmapViewOfFile AddVectoredExceptionHandler CompareStringOrdinal CreateDirectoryW CreateFileW CreateProcessW CreateThread CreateToolhelp32Snapshot CreateWaitableTimerExW DeleteCriticalSection DeleteFileW EnterCriticalSection FindClose FindFirstFileExW FormatMessageW FreeEnvironmentStringsW GetConsoleMode GetConsoleOutputCP GetCurrentDirectoryW GetCurrentProcess GetCurrentThread GetCurrentThreadId GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileInformationByHandleEx GetFullPathNameW GetStartupInfoA GetStdHandle GetTempPathW InitOnceBeginInitialize InitOnceComplete InitializeCriticalSection LeaveCriticalSection Module32FirstW Module32NextW MultiByteToWideChar QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReadFileEx RtlCaptureContext RtlLookupFunctionEntry RtlUnwindEx RtlVirtualUnwind SetFileInformationByHandle SetFilePointerEx SetFileTime SetThreadStackGuarantee SetUnhandledExceptionFilter SetWaitableTimer Sleep SleepEx SwitchToThread TlsAlloc TlsFree TlsGetValue TlsSetValue VirtualProtect VirtualQuery WaitForSingleObject WriteConsoleW WriteFileEx __C_specific_handler

ntdll

RtlNtStatusToDosError NtCreateNamedPipeFile NtOpenFile NtReadFile NtWriteFile

secur32

AcceptSecurityContext AcquireCredentialsHandleA DecryptMessage DeleteSecurityContext EncryptMessage FreeContextBuffer FreeCredentialsHandle InitializeSecurityContextW QueryContextAttributesW

msvcrt

__getmainargs __initenv __iob_func __lconv_init __set_app_type __setusermatherr _acmdln _amsg_exit _cexit _commode _fmode _fpreset _initterm _onexit abort calloc exit fprintf free fwrite malloc memcmp memcpy memmove memset signal strlen strncmp vfprintf

user32

MessageBoxW

ws2_32

WSACleanup WSAGetLastError WSASocketW WSAStartup closesocket connect freeaddrinfo getaddrinfo getpeername getsockname getsockopt ioctlsocket recv select send setsockopt

Name

.text

Size

391KB

Virtual Size

391KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

73KB

Virtual Size

72KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.pdata

Size

13KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

29KB

Virtual Size

29KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

544B

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

7KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.CRT

Size

512B

Virtual Size

112B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

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

2026-10-03_21b13e67b8d95f03869d69a0f03034d4_akira_cobalt-strike

api-ms-win-core-synch-l1-2-0

bcryptprimitives

crypt32

kernel32

ntdll

secur32

msvcrt

user32

ws2_32

generic