Static task
static1
Behavioral task
behavioral1
Sample
SeaOfChoros.dll
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
SeaOfChoros.dll
Resource
win10v2004-20231127-en
General
-
Target
9944932efa9b7a74e327e729800ddfb5fad30b6ba39102c9afbe676feaa7e8e3
-
Size
439KB
-
MD5
b9ba99eb526cb5b67d903b29a2d119e8
-
SHA1
40065f57c8ecc9afde7ff44eb7230f8c9ca2afe4
-
SHA256
9944932efa9b7a74e327e729800ddfb5fad30b6ba39102c9afbe676feaa7e8e3
-
SHA512
4cd40ccca13bbfd60c12e005b7d93e5e4f4a585d248ba3b0f9c7bc5bc97bc88c1f62cd2c2c6c584da779270a241a9d6d338d431001ba1b07cdfba6dbb3b0f976
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SSDEEP
12288:G6RrcEiKH68RE/fZFuBcQqzesRzxW567oQzFdwAy9:G6FcETtIZacQIts4FdwAs
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/SeaOfChoros.dll
Files
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9944932efa9b7a74e327e729800ddfb5fad30b6ba39102c9afbe676feaa7e8e3.zip
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SeaOfChoros.dll.dll windows:6 windows x64 arch:x64
d4d41ec431d4378fe7b0188e6846924f
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
msvcp140
?_Winerror_map@std@@YAHH@Z
?_Syserror_map@std@@YAPEBDH@Z
?_Xinvalid_argument@std@@YAXPEBD@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?uncaught_exceptions@std@@YAHXZ
?_Xout_of_range@std@@YAXPEBD@Z
_FExp
?_Xlength_error@std@@YAXPEBD@Z
user32
SetWindowLongPtrA
CallWindowProcA
DefWindowProcA
LoadCursorA
ScreenToClient
ClientToScreen
GetCursorPos
SetCursor
SetCursorPos
GetClientRect
GetForegroundWindow
ReleaseCapture
SetCapture
GetCapture
GetKeyState
IsChild
EmptyClipboard
GetClipboardData
SetClipboardData
CloseClipboard
OpenClipboard
SendInput
GetAsyncKeyState
kernel32
GetLastError
AreFileApisANSI
EnterCriticalSection
WaitForSingleObjectEx
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
TerminateProcess
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetModuleHandleW
CreateEventW
ResetEvent
SetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
QueryPerformanceCounter
QueryPerformanceFrequency
GetTickCount64
WideCharToMultiByte
GlobalAlloc
GlobalUnlock
GlobalLock
GlobalFree
MultiByteToWideChar
GetProcAddress
CloseHandle
GetCurrentProcess
GetModuleHandleA
K32GetModuleInformation
Sleep
AllocConsole
FreeConsole
SetConsoleOutputCP
CreateFileW
ReadFile
WriteFile
CreateThread
DisableThreadLibraryCalls
FreeLibraryAndExitThread
GetModuleFileNameW
LocalFree
FormatMessageA
LeaveCriticalSection
imm32
ImmSetCompositionWindow
ImmGetContext
ImmReleaseContext
d3dcompiler_47
D3DCompile
xinput1_4
ord4
ord2
ntdll
ZwQueryVirtualMemory
ZwAllocateVirtualMemory
ZwGetContextThread
ZwFlushInstructionCache
ZwProtectVirtualMemory
ZwOpenThread
ZwSetContextThread
ZwFreeVirtualMemory
ZwClose
ZwQuerySystemInformation
ZwResumeThread
ZwSuspendThread
vcruntime140
__std_type_info_destroy_list
__std_exception_copy
__std_exception_destroy
__current_exception_context
__current_exception
__C_specific_handler
memset
memmove
memcpy
memcmp
memchr
_CxxThrowException
strstr
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-runtime-l1-1-0
_initterm_e
_invalid_parameter_noinfo_noreturn
_seh_filter_dll
_configure_narrow_argv
_initialize_narrow_environment
terminate
_initterm
_cexit
_crt_atexit
_execute_onexit_table
_register_onexit_function
_errno
_initialize_onexit_table
api-ms-win-crt-math-l1-1-0
sqrtf
sinf
acosf
log
pow
tanf
fmodf
sin
_fdsign
ldexp
copysignf
ilogbf
scalbnf
powf
logf
atan2f
cos
cosf
api-ms-win-crt-stdio-l1-1-0
fwrite
fseek
fread
fflush
fclose
_wfopen
__acrt_iob_func
__stdio_common_vsprintf
__stdio_common_vsscanf
ftell
freopen_s
__stdio_common_vsprintf_s
api-ms-win-crt-string-l1-1-0
strncpy
strcmp
api-ms-win-crt-heap-l1-1-0
_callnewh
free
malloc
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-convert-l1-1-0
strtol
atof
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
Sections
.text Size: 416KB - Virtual size: 415KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 516KB - Virtual size: 515KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 17KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 312B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ