Ransomware Akira[.]exe

Sharing

Copy URL Twitter E-mail

General

Target
Ransomware Akira.exe
Size 1.0MB
Sample241105-pkgjnstkhp
SHA256 aaa7799edfd86b52438a9e0d71f8069cbcbe1988036b95888fcdc553e729b7b9
MD5 feb81a8d7e0f91d6f74b440cdd3c2f28
SHA1 8c479629f45d8d9ea5e6ed48a3eeb9917fb7ad07
SHA512 bf83affcd1ea656e05f18e55eb23cce2e2cb33ca6f24f5c22374c6f1d41f6277794c21f926939028326c043798bf34f14194b3ad51cee763b053e7a519199623
SSDEEP 12288:Vpp+QIEmDzuImC01vbUE98pik+2i1NkshdMMK+AX99etq2dTd7f:Vpp+Q+u5bUI8pij1NkshdMf99etb5R
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Ransomware Akira.exe

File Explorer

Ransomware Akira.exe

.exe 1.0MB

Ransomware Akira.exe

IMPHASH 9b9e1545a27f74c7e825990e6d713212
SHA256 aaa7799edfd86b52438a9e0d71f8069cbcbe1988036b95888fcdc553e729b7b9
MD5 feb81a8d7e0f91d6f74b440cdd3c2f28
SHA1 8c479629f45d8d9ea5e6ed48a3eeb9917fb7ad07
SHA512 bf83affcd1ea656e05f18e55eb23cce2e2cb33ca6f24f5c22374c6f1d41f6277794c21f926939028326c043798bf34f14194b3ad51cee763b053e7a519199623
SSDEEP 12288:Vpp+QIEmDzuImC01vbUE98pik+2i1NkshdMMK+AX99etq2dTd7f:Vpp+Q+u5bUI8pij1NkshdMf99etb5R
MD5 SHA1 SHA512 SSDEEP

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

577624

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

EnterCriticalSection WaitForMultipleObjects LeaveCriticalSection WaitForSingleObject PostQueuedCompletionStatus GetLastError SetEvent TerminateThread TlsAlloc CloseHandle QueueUserAPC LocalFree DeleteCriticalSection TlsFree FormatMessageA ReadFile GetFileSizeEx SetWaitableTimer TlsSetValue SetLastError WriteFile InitializeCriticalSectionAndSpinCount GetQueuedCompletionStatus GetCurrentThreadId CreateEventW SetFileInformationByHandle DeleteFileW CancelIoEx SleepEx TlsGetValue CreateIoCompletionPort CreateFileW GetFileAttributesW SetFileAttributesW GetDriveTypeW GetConsoleScreenBufferInfo SetConsoleTextAttribute GetCommandLineW GetStdHandle WriteConsoleA GetDynamicTimeZoneInformation Sleep GetConsoleMode GetFileAttributesA GetSystemInfo GetCurrentProcessId GetCurrentProcess GetProcessId OpenProcess ResetEvent GetLogicalDriveStringsW MultiByteToWideChar WideCharToMultiByte SetEndOfFile WriteConsoleW SetStdHandle GetProcessHeap SetEnvironmentVariableW FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineA GetOEMCP GetACP IsValidCodePage GetTimeZoneInformation ReadConsoleW GetConsoleOutputCP FlushFileBuffers SetFilePointerEx GetFileType EnumSystemLocalesW GetUserDefaultLCID IsValidLocale GetLocaleInfoW LCMapStringW CompareStringW GetTimeFormatW GetDateFormatW HeapFree HeapSize GetLocaleInfoEx RtlPcToFileHeader RaiseException QueryPerformanceCounter QueryPerformanceFrequency ReleaseSRWLockExclusive AcquireSRWLockExclusive TryAcquireSRWLockExclusive InitializeConditionVariable WakeConditionVariable WakeAllConditionVariable SleepConditionVariableSRW GetStringTypeW WaitForSingleObjectEx GetExitCodeThread CreateDirectoryW FindClose FindFirstFileW FindFirstFileExW FindNextFileW GetFileAttributesExW AreFileApisANSI GetModuleHandleW GetProcAddress GetFileInformationByHandleEx InitializeCriticalSectionEx GetSystemTimeAsFileTime EncodePointer DecodePointer LCMapStringEx CompareStringEx GetCPInfo RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent IsDebuggerPresent GetStartupInfoW InitializeSListHead RtlUnwindEx FreeLibrary LoadLibraryExW CreateThread ExitThread FreeLibraryAndExitThread GetModuleHandleExW ExitProcess GetModuleFileNameW HeapAlloc HeapReAlloc RtlUnwind

shell32

CommandLineToArgvW

ole32

CoCreateInstance CoUninitialize CoInitializeEx CoSetProxyBlanket

oleaut32

VariantClear SysAllocString SysFreeString VariantInit

ws2_32

WSAStartup WSACleanup

shlwapi

PathIsNetworkPathW

mpr

WNetGetConnectionW

wtsapi32

WTSEnumerateProcessesW WTSFreeMemory

rstrtmgr

RmShutdown RmStartSession RmRegisterResources RmGetList RmEndSession

Name

.text

Size

812KB

Virtual Size

811KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

165KB

Virtual Size

165KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

33KB

Virtual Size

40KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

32KB

Virtual Size

31KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

348B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

512B

Virtual Size

480B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

5KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

Ransomware Akira.exe

kernel32

shell32

ole32

oleaut32

ws2_32

shlwapi

mpr

wtsapi32

rstrtmgr

generic