Static task
static1
Behavioral task
behavioral1
Sample
b31dd77afc8a16b5e5bfe4fc625843ee36de1fc926e07406c992bee47aedb9c1.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
b31dd77afc8a16b5e5bfe4fc625843ee36de1fc926e07406c992bee47aedb9c1.exe
Resource
win10v2004-20230220-en
General
-
Target
b31dd77afc8a16b5e5bfe4fc625843ee36de1fc926e07406c992bee47aedb9c1
-
Size
830KB
-
MD5
29717d128a0489570c55c96e2b18996f
-
SHA1
e38b54ed61851083ec54740eb9bb84b91d5973d1
-
SHA256
b31dd77afc8a16b5e5bfe4fc625843ee36de1fc926e07406c992bee47aedb9c1
-
SHA512
85b67cfa933a47d5b0bf4f5f945b3263f9dcb286b90542ce04cc570c15d665ce3c818b3b47b5d95d31b23e7fce80b2be39f2e6ba497379b03b760492d4e67f88
-
SSDEEP
24576:nUWK/wfQos41NDvhrOVDP2IETfDAtcnCG3:nzps41NDvkP2IET7AuCG3
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b31dd77afc8a16b5e5bfe4fc625843ee36de1fc926e07406c992bee47aedb9c1
Files
-
b31dd77afc8a16b5e5bfe4fc625843ee36de1fc926e07406c992bee47aedb9c1.exe windows x86
ccd1d3bb4119903f93c1912ce5c41b13
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdiplus
GdiplusShutdown
GdiplusStartup
kernel32
HeapAlloc
SetFileTime
CreateMutexW
GetLastError
CloseHandle
WriteFile
CreateFileW
GetModuleFileNameW
SetFilePointer
GetCurrentThreadId
GetLocalTime
GetCurrentProcessId
QueryDosDeviceW
GetEnvironmentVariableW
GetLogicalDriveStringsW
HeapFree
InterlockedDecrement
GetProcAddress
GetProcessHeap
GetModuleHandleW
InterlockedIncrement
ReadFile
SetEndOfFile
Sleep
DeleteFileW
GetFileSize
WaitForMultipleObjects
WaitForSingleObject
SetEvent
GetTickCount
InterlockedExchange
SetLastError
InterlockedExchangeAdd
lstrlenW
LoadLibraryW
GlobalMemoryStatusEx
FreeLibrary
ExpandEnvironmentStringsW
GetVersionExW
GetCurrentProcess
InitializeCriticalSectionAndSpinCount
LocalFree
GetFileAttributesW
GetFileTime
LoadLibraryExW
UnmapViewOfFile
ReleaseMutex
GetFileAttributesExW
GetLongPathNameW
CreateFileMappingW
OpenFileMappingW
FindFirstFileW
MultiByteToWideChar
CreateDirectoryW
GetFullPathNameW
GetTempPathW
GetCurrentDirectoryW
DeviceIoControl
GetFileSizeEx
FormatMessageW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
InitializeSListHead
QueryPerformanceCounter
GetSystemTimeAsFileTime
IsDebuggerPresent
GetStartupInfoW
OutputDebugStringW
GetModuleHandleExW
ResumeThread
MapViewOfFile
FileTimeToSystemTime
OpenProcess
FindClose
FindNextFileW
lstrcmpiW
FindResourceW
LoadResource
GetSystemInfo
LockResource
ResetEvent
CreateEventW
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
DeleteCriticalSection
GetACP
user32
GetWindowLongW
wsprintfW
SetForegroundWindow
IsWindow
ShowWindow
SendMessageW
advapi32
RegCreateKeyExW
shell32
SHGetFolderPathW
msvcp140
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UAE@XZ
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEXABVlocale@2@@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEHXZ
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEPAV12@PAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPBD_J@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPAD_J@Z
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEHXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAEXXZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAEXXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAE@XZ
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UAE@XZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@H@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@P6AAAVios_base@1@AAV21@@Z@Z
?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEPADXZ
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IAE@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAE@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
?uncaught_exception@std@@YA_NXZ
?_Xout_of_range@std@@YAXPBD@Z
?_Xlength_error@std@@YAXPBD@Z
vcruntime140
memchr
__std_type_info_name
_purecall
memcpy
wcsrchr
memmove
memset
_CxxThrowException
_except_handler4_common
wcschr
strstr
__std_exception_copy
__std_exception_destroy
wcsstr
__CxxFrameHandler3
api-ms-win-crt-runtime-l1-1-0
_invalid_parameter_noinfo_noreturn
_c_exit
_invalid_parameter_noinfo
_errno
_controlfp_s
terminate
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_seh_filter_exe
_set_app_type
_register_thread_local_exe_atexit_callback
_beginthreadex
_cexit
_configure_wide_argv
_exit
exit
_initterm_e
_initterm
_get_wide_winmain_command_line
_initialize_wide_environment
api-ms-win-crt-convert-l1-1-0
wcstoul
atoi
_wtoi
api-ms-win-crt-heap-l1-1-0
free
malloc
calloc
_callnewh
_set_new_mode
api-ms-win-crt-stdio-l1-1-0
_wfopen_s
ftell
__p__commode
fclose
__stdio_common_vsprintf_s
__stdio_common_vswscanf
fseek
rewind
_set_fmode
fwrite
fread
__stdio_common_vswprintf
__stdio_common_vsprintf
api-ms-win-crt-time-l1-1-0
_time64
_mktime64
_localtime64
api-ms-win-crt-utility-l1-1-0
rand
srand
api-ms-win-crt-string-l1-1-0
_wcsicmp
towlower
_wcsnicmp
wcsncpy
towupper
_stricmp
tolower
api-ms-win-crt-filesystem-l1-1-0
_splitpath_s
api-ms-win-crt-math-l1-1-0
_dtest
__setusermatherr
_except1
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 641KB - Virtual size: 640KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 108KB - Virtual size: 107KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 32KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 26KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ