Behavioral task
behavioral1
Sample
eac bypass.exe
Resource
win11-20240611-en
Behavioral task
behavioral2
Sample
software.dll
Resource
win11-20240611-en
General
-
Target
1.7z
-
Size
8.2MB
-
MD5
cb59f350743034ce4d5f5bef82d1ec17
-
SHA1
406d2b36a4c966e0ae796eeb451800a092cac99e
-
SHA256
ed7200e808104a7f627f45492c43e8a51135278ed5e0a2a60e6fd88ba0cd3356
-
SHA512
6ab7e3cb9baf9588f1be2fb49e00af07cfaeef46b5eafa04aafe0c8d9e9133fae88548956251e0087baabe4281a306d3de37455cdc86d53293581d6976edd773
-
SSDEEP
196608:WvBeBY5H9x9kzQBVlLIRYvjmQSEIDGeOvCGNJYxDpBWFjvYyMf:WvBeBY5HX93vZiAjlPcDpBWBvfMf
Malware Config
Signatures
-
Processes:
resource yara_rule static1/unpack001/eac bypass.exe themida static1/unpack001/software.dll themida -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/eac bypass.exe unpack001/software.dll
Files
-
1.7z.7z
-
eac bypass.exe.exe windows:6 windows x64 arch:x64
5ff9648d97ba9a4f81ed4d1f68b10792
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
GetLogicalDrives
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
shell32
ShellExecuteExW
msvcp140
?_Xlength_error@std@@YAXPEBD@Z
vcruntime140_1
__CxxFrameHandler4
vcruntime140
memset
api-ms-win-crt-locale-l1-1-0
setlocale
api-ms-win-crt-stdio-l1-1-0
fflush
api-ms-win-crt-heap-l1-1-0
malloc
api-ms-win-crt-runtime-l1-1-0
__p___argc
api-ms-win-crt-filesystem-l1-1-0
_lock_file
api-ms-win-crt-math-l1-1-0
__setusermatherr
Sections
.text Size: - Virtual size: 24KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: - Virtual size: 1.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.themida Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.themida Size: 2.9MB - Virtual size: 2.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
software.dll.dll windows:6 windows x64 arch:x64
348f369d2521469029f6e4eaae0784bb
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
kernel32
QueryPerformanceCounter
GetModuleHandleW
VirtualFree
VirtualAlloc
GetSystemInfo
VirtualQuery
HeapCreate
VirtualProtect
HeapFree
GetCurrentProcess
Thread32Next
Thread32First
GetCurrentThreadId
SuspendThread
ResumeThread
CreateToolhelp32Snapshot
Sleep
HeapReAlloc
CloseHandle
HeapAlloc
GetThreadContext
GetCurrentProcessId
FlushInstructionCache
SetThreadContext
OpenThread
GetLastError
CreateThread
CreateFileW
K32QueryWorkingSetEx
GetTempPathA
Process32NextW
GetCurrentThread
Process32FirstW
LoadLibraryW
SetStdHandle
AllocConsole
SetConsoleTitleW
IsDebuggerPresent
GlobalLock
QueryPerformanceFrequency
GlobalFree
GlobalAlloc
GetFileInformationByHandleEx
MoveFileExW
AreFileApisANSI
SetFileInformationByHandle
GetFileAttributesExW
FindNextFileW
FindFirstFileExW
FindFirstFileW
FindClose
CreateDirectoryW
GetLocaleInfoEx
FormatMessageA
LocalFree
InitializeSListHead
GetSystemTimeAsFileTime
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
GetProcAddress
LoadLibraryA
GetLocaleInfoA
GlobalUnlock
MultiByteToWideChar
WideCharToMultiByte
GetModuleHandleA
GetSystemTimeAsFileTime
CreateEventA
GetModuleHandleA
TerminateProcess
GetCurrentProcess
CreateToolhelp32Snapshot
Thread32First
GetCurrentProcessId
GetCurrentThreadId
OpenThread
Thread32Next
CloseHandle
SuspendThread
ResumeThread
WriteProcessMemory
GetSystemInfo
VirtualAlloc
VirtualProtect
VirtualFree
GetProcessAffinityMask
SetProcessAffinityMask
GetCurrentThread
SetThreadAffinityMask
Sleep
LoadLibraryA
FreeLibrary
GetTickCount
SystemTimeToFileTime
FileTimeToSystemTime
GlobalFree
HeapAlloc
HeapFree
GetProcAddress
ExitProcess
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
DeleteCriticalSection
MultiByteToWideChar
GetModuleHandleW
LoadResource
FindResourceExW
FindResourceExA
WideCharToMultiByte
GetThreadLocale
GetUserDefaultLCID
GetSystemDefaultLCID
EnumResourceNamesA
EnumResourceNamesW
EnumResourceLanguagesA
EnumResourceLanguagesW
EnumResourceTypesA
EnumResourceTypesW
CreateFileW
LoadLibraryW
GetLastError
FlushFileBuffers
FlsSetValue
GetCommandLineA
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
EncodePointer
DecodePointer
FlsGetValue
FlsFree
SetLastError
FlsAlloc
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
RaiseException
RtlPcToFileHeader
RtlUnwindEx
LCMapStringA
LCMapStringW
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
HeapSetInformation
HeapCreate
HeapDestroy
QueryPerformanceCounter
GetStringTypeA
GetStringTypeW
GetLocaleInfoA
HeapSize
WriteFile
SetFilePointer
GetConsoleCP
GetConsoleMode
HeapReAlloc
InitializeCriticalSectionAndSpinCount
SetStdHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
CreateFileA
d3dx11_43
D3DX11CreateShaderResourceViewFromMemory
d3dcompiler_43
D3DCompile
api-ms-win-ntuser-sysparams-l1-1-0
GetSystemMetrics
shell32
ShellExecuteA
SHGetSpecialFolderPathA
user32
DefWindowProcW
DestroyWindow
CreateWindowExW
UnregisterClassW
RegisterClassExW
SetWindowDisplayAffinity
SetLayeredWindowAttributes
GetKeyState
GetMessageExtraInfo
ScreenToClient
GetCapture
ClientToScreen
TrackMouseEvent
GetAsyncKeyState
GetForegroundWindow
LoadCursorW
SetCapture
SetCursor
GetClientRect
IsWindowUnicode
ReleaseCapture
SetCursorPos
GetCursorPos
OpenClipboard
CloseClipboard
EmptyClipboard
GetClipboardData
SetClipboardData
EnumWindows
SetWindowLongPtrW
CallWindowProcW
GetWindowThreadProcessId
GetKeyboardLayout
msvcp140
?fail@ios_base@std@@QEBA_NXZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
?uncaught_exceptions@std@@YAHXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?wcout@std@@3V?$basic_ostream@_WU?$char_traits@_W@std@@@1@A
?_Xlength_error@std@@YAXPEBD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@_K@Z
?good@ios_base@std@@QEBA_NXZ
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Xout_of_range@std@@YAXPEBD@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?clear@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
?_New_Locimp@_Locimp@locale@std@@CAPEAV123@AEBV123@@Z
?_Init@locale@std@@CAPEAV_Locimp@12@_N@Z
?id@?$codecvt@_WDU_Mbstatet@@@std@@2V0locale@2@A
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??4?$_Yarn@D@std@@QEAAAEAV01@PEBD@Z
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??Bios_base@std@@QEBA_NXZ
??1?$codecvt@_WDU_Mbstatet@@@std@@MEAA@XZ
??0?$codecvt@_WDU_Mbstatet@@@std@@QEAA@_K@Z
?out@?$codecvt@_WDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEB_W1AEAPEB_WPEAD3AEAPEAD@Z
?in@?$codecvt@_WDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEA_W3AEAPEA_W@Z
?_Addfac@_Locimp@locale@std@@AEAAXPEAVfacet@23@_K@Z
?_Decref@facet@locale@std@@UEAAPEAV_Facet_base@3@XZ
?_Incref@facet@locale@std@@UEAAXXZ
_Query_perf_frequency
?clog@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Throw_Cpp_error@std@@YAXH@Z
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?_Xinvalid_argument@std@@YAXPEBD@Z
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?wcin@std@@3V?$basic_istream@_WU?$char_traits@_W@std@@@1@A
?wcerr@std@@3V?$basic_ostream@_WU?$char_traits@_W@std@@@1@A
?wclog@std@@3V?$basic_ostream@_WU?$char_traits@_W@std@@@1@A
?_Winerror_map@std@@YAHH@Z
?_Fiopen@std@@YAPEAU_iobuf@@PEB_WHH@Z
?_Random_device@std@@YAIXZ
?_Syserror_map@std@@YAPEBDH@Z
_Cnd_do_broadcast_at_thread_exit
_Query_perf_counter
_Thrd_detach
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?clear@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QEAAXH_N@Z
imm32
ImmSetCompositionWindow
ImmReleaseContext
ImmGetContext
ImmSetCandidateWindow
winmm
PlaySoundA
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__std_exception_destroy
__std_exception_copy
memmove
memcpy
memcmp
__std_terminate
strstr
__std_type_info_destroy_list
memset
_CxxThrowException
__current_exception_context
__current_exception
__C_specific_handler
memchr
api-ms-win-crt-heap-l1-1-0
_callnewh
malloc
calloc
free
api-ms-win-crt-runtime-l1-1-0
_configure_narrow_argv
abort
_initterm_e
_initterm
_cexit
_crt_atexit
_execute_onexit_table
_errno
_register_onexit_function
terminate
_initialize_onexit_table
_beginthreadex
_seh_filter_dll
_invalid_parameter_noinfo_noreturn
_initialize_narrow_environment
api-ms-win-crt-stdio-l1-1-0
__stdio_common_vsprintf
_wfopen
freopen_s
__stdio_common_vsscanf
fseek
__stdio_common_vfprintf
__acrt_iob_func
ftell
_get_stream_buffer_pointers
_fseeki64
fread
fsetpos
ungetc
setvbuf
fgetpos
fwrite
fgetc
fclose
fflush
fputc
__stdio_common_vsprintf_s
api-ms-win-crt-filesystem-l1-1-0
_lock_file
_unlock_file
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-string-l1-1-0
strncmp
strncpy
strcpy_s
strcmp
api-ms-win-crt-convert-l1-1-0
strtof
atof
strtol
api-ms-win-crt-time-l1-1-0
_time64
_localtime64
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
api-ms-win-crt-math-l1-1-0
cosf
expf
fma
ceilf
fmodf
acosf
atan2f
sqrtf
sinf
fmaf
Sections
.text Size: 993KB - Virtual size: 992KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 130KB - Virtual size: 129KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 721KB - Virtual size: 805KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 22KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: 4.1MB - Virtual size: 4.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.themida Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.themida Size: 3.9MB - Virtual size: 3.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ