Kirra_Spam[.]exe | Triage™

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General

Target
Kirra_Spam.exe
Size 23.4MB
Sample260916-w7djvssvhs
SHA256 6ab089ce9b2653f704fea49aa79572c0e7285d99a3dd1f4efb0de0a37fe46e5d
MD5 a197ea5531ce2b2cab03470e8840a2d3
SHA1 4657438706cc05a0716e2febcf43e8704836651e
SHA512 c8208e3dbd4dccc7455df5059ca2ebdd3381aa215e03715d13713b900d6ad280a4eb4aee2d151e882723ac56f3f5dca69c96c40abef7ef98ff10df7a7e188af7
SSDEEP 393216:c1OioUiK9mbrj5deHpydVhDVZnHgqsTSIOJi03mQu3S//3b7gM8y1vhbXMX+7gZ:c1Oimnju4dLDVFHts2IOg03mA/3bkk7a
TLSH
T1B637333B6BD349FED387CFB817A1F23BE1BC59B53835891A925274D8BB30A486B54110
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Kirra_Spam.exe

File Explorer

Kirra_Spam.exe

.exe 23.4MB

Kirra_Spam.exe

IMPHASH c63db87cf03479408d0546f4c515498a
SHA256 6ab089ce9b2653f704fea49aa79572c0e7285d99a3dd1f4efb0de0a37fe46e5d
MD5 a197ea5531ce2b2cab03470e8840a2d3
SHA1 4657438706cc05a0716e2febcf43e8704836651e
SHA512 c8208e3dbd4dccc7455df5059ca2ebdd3381aa215e03715d13713b900d6ad280a4eb4aee2d151e882723ac56f3f5dca69c96c40abef7ef98ff10df7a7e188af7
SSDEEP 393216:c1OioUiK9mbrj5deHpydVhDVZnHgqsTSIOJi03mQu3S//3b7gM8y1vhbXMX+7gZ:c1Oimnju4dLDVFHts2IOg03mA/3bkk7a
TLSH
T1B637333B6BD349FED387CFB817A1F23BE1BC59B53835891A925274D8BB30A486B54110
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

4119

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

kernel32

AddDllDirectory CloseHandle CopyFileW CreateDirectoryW CreateFileMappingW CreateFileW CreateProcessW DeleteCriticalSection DeleteFileW EnterCriticalSection FormatMessageA FreeLibrary GenerateConsoleCtrlEvent GetCommandLineW GetCurrentProcessId GetEnvironmentVariableW GetExitCodeProcess GetFileAttributesW GetFileSize GetFullPathNameW GetLastError GetModuleFileNameW GetModuleHandleA GetModuleHandleExA GetProcAddress GetProcessId GetShortPathNameW GetStartupInfoW GetStdHandle GetSystemTimeAsFileTime GetTempPathW InitializeCriticalSection IsDBCSLeadByteEx K32GetModuleFileNameExW LeaveCriticalSection LoadLibraryA LoadLibraryExW MapViewOfFile MultiByteToWideChar OpenProcess QueryPerformanceCounter ReadFile SetConsoleCtrlHandler SetDllDirectoryW SetEnvironmentVariableW SetUnhandledExceptionFilter Sleep TerminateProcess TlsGetValue UnmapViewOfFile VirtualProtect VirtualQuery WaitForSingleObject WideCharToMultiByte WriteFile

msvcrt

__C_specific_handler ___lc_codepage_func ___mb_cur_max_func __argc __iob_func __set_app_type __setusermatherr __wargv __wgetmainargs __winitenv _amsg_exit _cexit _commode _errno _fmode _initterm _lock _unlock _wcmdln _wcsicmp _wcsdup _wrename abort atexit calloc exit fprintf fputc fputwc free fwprintf iswctype localeconv malloc mbstowcs memcpy memmove memset puts signal strerror strlen strncmp vfprintf wcschr wcscmp wcslen wcsncmp wcstol

shell32

CommandLineToArgvW SHFileOperationW SHGetFolderPathW

Name

.text

Size

128KB

Virtual Size

127KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

512B

Virtual Size

384B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

23.0MB

Virtual Size

23.0MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.eh_fram

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

165KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

4KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

266KB

Virtual Size

265KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

512B

Virtual Size

164B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

Kirra_Spam.exe

kernel32

msvcrt

shell32

generic