2026-08-04_e1a5fefb5a41b755d4069d55e6399bab_akira_cobalt-strike

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General

Target
2026-08-04_e1a5fefb5a41b755d4069d55e6399bab_akira_cobalt-strike
Size 1010KB
Sample260804-fswh5add79
SHA256 1535671cec36dbec44b6fce67c0c3008e4c0315f4c42217480d970136018bc10
MD5 e1a5fefb5a41b755d4069d55e6399bab
SHA1 146f2f747eca4a85fb738b47d6c71e57ec70fb3d
SHA512 621c926f4739abd8aab4d5feeee7c66b0a80f701259324d89b4bdb0c5c25a77cf69a0f1b43165b6247fb8b6e7242f4722d6260fd9e451f552cb2a70f998604f6
SSDEEP 12288:8UQRqXimfc4bvxPIseJNnj3Gi+Dh44020EUk0M9yDmv8A/vbYC:bQMyQv5IXj7+DO40EyKv8K
TLSH
T1EB259D57B29192BED15BC07483469A76F635B0CA0631BDBF02E4C7303E99EA64F1DB18
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-04_e1a5fefb5a41b755d4069d55e6399bab_akira_cobalt-strike

File Explorer

2026-08-04_e1a5fefb5a41b755d4069d55e6399bab_akira_cobalt-strike

.exe 1010KB

2026-08-04_e1a5fefb5a41b755d4069d55e6399bab_akira_cobalt-strike

IMPHASH a69bf3cb73cffd609dbd139bc6d8a003
SHA256 1535671cec36dbec44b6fce67c0c3008e4c0315f4c42217480d970136018bc10
MD5 e1a5fefb5a41b755d4069d55e6399bab
SHA1 146f2f747eca4a85fb738b47d6c71e57ec70fb3d
SHA512 621c926f4739abd8aab4d5feeee7c66b0a80f701259324d89b4bdb0c5c25a77cf69a0f1b43165b6247fb8b6e7242f4722d6260fd9e451f552cb2a70f998604f6
SSDEEP 12288:8UQRqXimfc4bvxPIseJNnj3Gi+Dh44020EUk0M9yDmv8A/vbYC:bQMyQv5IXj7+DO40EyKv8K
TLSH
T1EB259D57B29192BED15BC07483469A76F635B0CA0631BDBF02E4C7303E99EA64F1DB18
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_LOCAL_SYMS_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

advapi32

CryptAcquireContextW CryptDestroyKey CryptImportKey CryptReleaseContext

crypt32

CertAddCertificateContextToStore CertAddEncodedCTLToStore CertAddEncodedCertificateToStore CertCloseStore CertCreateCTLEntryFromCertificateContextProperties CertCreateCertificateContext CertDeleteCertificateFromStore CertDuplicateCertificateChain CertDuplicateCertificateContext CertDuplicateStore CertEnumCertificatesInStore CertFreeCTLContext CertFreeCertificateChain CertFreeCertificateContext CertGetCertificateChain CertGetCertificateContextProperty CertGetEnhancedKeyUsage CertOpenStore CertSetCertificateContextProperty CertVerifyCertificateChainPolicy CertVerifyTimeValidity CryptAcquireCertificatePrivateKey CryptBinaryToStringA CryptDecodeObjectEx CryptEncodeObjectEx CryptHashCertificate CryptMsgEncodeAndSignCTL CryptStringToBinaryA PFXExportCertStore PFXImportCertStore

kernel32

CloseHandle GetModuleHandleW GetProcAddress HeapFree LocalFree AddVectoredExceptionHandler CancelIo CompareStringOrdinal CopyFileExW CreateDirectoryW CreateEventW CreateFileMappingA CreateFileW CreateHardLinkW CreatePipe CreateProcessW CreateSymbolicLinkW CreateThread CreateToolhelp32Snapshot CreateWaitableTimerExW DeleteCriticalSection DeleteFileW DeleteProcThreadAttributeList DeviceIoControl DuplicateHandle EnterCriticalSection ExitProcess FindClose FindFirstFileExW FindNextFileW FlushFileBuffers FormatMessageW FreeEnvironmentStringsW GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentDirectoryW GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetEnvironmentStringsW GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileInformationByHandle GetFileInformationByHandleEx GetFileSizeEx GetFileType GetFinalPathNameByHandleW GetFullPathNameW GetLastError GetModuleFileNameW GetModuleHandleA GetOverlappedResult GetProcessHeap GetProcessId GetStartupInfoA GetStdHandle GetSystemDirectoryW GetSystemInfo GetSystemTimePreciseAsFileTime GetTempPathW GetWindowsDirectoryW HeapAlloc HeapReAlloc InitOnceBeginInitialize InitOnceComplete InitializeCriticalSection InitializeProcThreadAttributeList LeaveCriticalSection LockFileEx MapViewOfFile Module32FirstW Module32NextW MoveFileExW MultiByteToWideChar QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReadConsoleW ReadFile ReadFileEx RemoveDirectoryW RtlCaptureContext RtlLookupFunctionEntry RtlUnwindEx RtlVirtualUnwind SetCurrentDirectoryW SetEnvironmentVariableW SetFileAttributesW SetFileInformationByHandle SetFilePointerEx SetFileTime SetHandleInformation SetLastError SetThreadStackGuarantee SetUnhandledExceptionFilter SetWaitableTimer Sleep SleepEx SwitchToThread TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue UnlockFile UnmapViewOfFile UpdateProcThreadAttribute VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject WideCharToMultiByte WriteConsoleW WriteFileEx __C_specific_handler lstrlenW

ncrypt

NCryptFreeObject

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

ntdll

NtCreateFile NtCreateNamedPipeFile NtOpenFile NtReadFile NtWriteFile RtlNtStatusToDosError

user32

MessageBoxW

userenv

GetUserProfileDirectoryW

ws2_32

GetHostNameW WSACleanup WSADuplicateSocketW WSAGetLastError WSARecv WSASend WSASocketW WSAStartup accept bind closesocket connect freeaddrinfo getaddrinfo getpeername getsockname getsockopt ioctlsocket listen recv recvfrom select send sendto setsockopt shutdown

Name

.text

Size

740KB

Virtual Size

740KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

144KB

Virtual Size

143KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.pdata

Size

26KB

Virtual Size

26KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

59KB

Virtual Size

58KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

604B

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

9KB

Virtual Size

9KB

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

4KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-04_e1a5fefb5a41b755d4069d55e6399bab_akira_cobalt-strike

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

bcryptprimitives

advapi32

crypt32

kernel32

ncrypt

secur32

msvcrt

ntdll

user32

userenv

ws2_32

generic