boykisser[.]exe | Triage™

Sharing

Copy URL Twitter E-mail

General

Target
boykisser.exe
Size 2.1MB
Sample260709-bgzzyscs3z
SHA256 a3f42145e3e7e48f2cac34abd60883351dbd83d525fa81296dd8d43a0d7d0777
MD5 a9bfec5b3939571fface3136ccf59db1
SHA1 b4e9f3a113ab962fa1c797da35e8f48207278079
SHA512 cd4afe175ace9f66f39c19a93351c2777952a636c6b1666f9bf8caf247f0a8745c534f674e091b81c1970cf2f48a097a3d2a57d5d121f18813712b22a7b63c71
SSDEEP 24576:e2RBviMrnzhv0X9PAaNoraAtm2tLBTEl/BEzTKuNz5oicKtcC15WkBgfEW735Ug:e2RBhrnGEzTKSzBJtceXBM2g
TLSH
T17DA5394F7FB15198D0F980B4D257F422AE27B84B171999A673DC9320EB61A0336C86FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Untrusted Codesign Signers 1 IoCs

Codesigned file was signed by an untrusted entity.

resource
boykisser.exe

File Explorer

boykisser.exe

.exe 2.1MB

boykisser.exe

IMPHASH 17f7096365ae63b685a098c176bd625e
SHA256 a3f42145e3e7e48f2cac34abd60883351dbd83d525fa81296dd8d43a0d7d0777
MD5 a9bfec5b3939571fface3136ccf59db1
SHA1 b4e9f3a113ab962fa1c797da35e8f48207278079
SHA512 cd4afe175ace9f66f39c19a93351c2777952a636c6b1666f9bf8caf247f0a8745c534f674e091b81c1970cf2f48a097a3d2a57d5d121f18813712b22a7b63c71
SSDEEP 24576:e2RBviMrnzhv0X9PAaNoraAtm2tLBTEl/BEzTKuNz5oicKtcC15WkBgfEW735Ug:e2RBhrnGEzTKSzBJtceXBM2g
TLSH
T17DA5394F7FB15198D0F980B4D257F422AE27B84B171999A673DC9320EB61A0336C86FD
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x64 arch:x64

Untrusted Codesign Signers

Codesigned file was signed by an untrusted entity.

PE Signature issue

Digest

e4:af:fe:54:33:d6:0a:fd:10:d9:80:90:89:9b:d6:de:57:dc:13:a9:c2:6e:96:b8:74:c2:40:26:d5:cd:cb:ab

Digest Algorithm

sha256

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=Dakota Collins,OU=IT,O=Titan Cloud Services,1.2.840.113549.1.9.1=#0c1d64616b6f74612e636f6c6c696e734070726f746f6e6d61696c2e636f6d

Chains

Jul 8, 2026

CN=Dakota Collins,OU=IT,O=Titan Cloud Services,1.2.840.113549.1.9.1=#0c1d64616b6f74612e636f6c6c696e734070726f746f6e6d61696c2e636f6d

Minor OS version

Major OS version

Entry point

5152

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

kernel32

AddVectoredExceptionHandler CloseHandle CreateFileMappingA CreateFileW CreateThread CreateToolhelp32Snapshot CreateWaitableTimerExW DeleteCriticalSection DeviceIoControl DuplicateHandle EnterCriticalSection ExitProcess FindClose FindFirstFileExW FindNextFileW FormatMessageW FreeLibrary GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentDirectoryW GetCurrentProcess GetCurrentThread GetCurrentThreadId GetEnvironmentVariableW GetFileInformationByHandle GetFileInformationByHandleEx GetFullPathNameW GetLastError GetModuleFileNameW GetModuleHandleA GetModuleHandleW GetProcAddress GetProcessHeap GetStdHandle GetSystemInfo GetSystemTimePreciseAsFileTime GetTempPathW HeapAlloc HeapFree HeapReAlloc InitOnceBeginInitialize InitOnceComplete InitializeCriticalSection LeaveCriticalSection LoadLibraryA LoadLibraryW MapViewOfFile Module32FirstW Module32NextW MultiByteToWideChar QueryPerformanceCounter QueryPerformanceFrequency RaiseException RtlCaptureContext RtlLookupFunctionEntry RtlUnwindEx RtlVirtualUnwind SetFileInformationByHandle SetFileTime SetLastError SetThreadStackGuarantee SetUnhandledExceptionFilter SetWaitableTimer Sleep SwitchToThread TlsAlloc TlsFree TlsGetValue TlsSetValue UnmapViewOfFile VirtualProtect VirtualQuery WaitForSingleObject WriteConsoleW __C_specific_handler

api-ms-win-crt-environment-l1-1-0

__p__environ

api-ms-win-crt-heap-l1-1-0

_set_new_mode calloc free malloc

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-private-l1-1-0

memcmp memcpy memmove

api-ms-win-crt-runtime-l1-1-0

_set_app_type __p___argc __p___argv _cexit _configure_narrow_argv _crt_atexit _exit _fpreset _initialize_narrow_environment _initterm _initterm_e _set_invalid_parameter_handler abort exit signal

api-ms-win-crt-stdio-l1-1-0

__acrt_iob_func __p__commode __p__fmode __stdio_common_vfprintf fflush setvbuf

api-ms-win-crt-string-l1-1-0

memset strlen strncmp

ntdll

NtWriteFile RtlNtStatusToDosError

Name

.text

Size

792KB

Virtual Size

792KB

Characteristics

IMAGE_SCN_CNT_CODE 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

1.3MB

Virtual Size

1.3MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.text01

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

8KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

17KB

Virtual Size

17KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

9KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

5KB

Virtual Size

5KB

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

.reloc

Size

1KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

boykisser.exe

PE Signature issue

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

kernel32

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-private-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-string-l1-1-0

ntdll

generic