Static task
static1
Behavioral task
behavioral1
Sample
roserecode.dll
Resource
win10-20230703-en
General
-
Target
roserecode.dll
-
Size
889KB
-
MD5
b8837d51ff4ddb195bab1ddf0a6f7c7e
-
SHA1
45fe591e83b10fa8c6584e0eddf468a588d79e96
-
SHA256
f7d36d216521647115aba670190b8ecf9ddff8ace9f8b52d48ffdf7d540b880e
-
SHA512
df9e2985209ceecd3fa5145c8841ecaadd2fbedabe85e7a5f7cb050cfddcfe2fcd531a40a622ac539e293db74733e22bee771b684ca513203cdd2005991f99c8
-
SSDEEP
24576:K+D8w+/eKCjOtLB1d5BNlbGoDLnqNeeQg49:r8BW7oLB1IoDLnFfg49
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource roserecode.dll
Files
-
roserecode.dll.dll windows x86
552be3f899df63d1304db72a5d323827
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetModuleHandleA
GetVolumeInformationA
CreateThread
VirtualProtect
InterlockedCompareExchange
FreeLibrary
GetProcessHeap
GetLastError
GetProcAddress
FlushInstructionCache
HeapCreate
HeapDestroy
HeapAlloc
HeapReAlloc
HeapFree
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
OpenThread
GetThreadContext
SetThreadContext
SuspendThread
ResumeThread
Sleep
CloseHandle
GetModuleHandleW
CreateToolhelp32Snapshot
Thread32First
Thread32Next
VirtualAlloc
VirtualFree
VirtualQuery
GetNativeSystemInfo
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
RaiseException
MultiByteToWideChar
WideCharToMultiByte
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
InterlockedExchange
user32
GetKeyState
GetAsyncKeyState
msvcp140
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEPADXZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UAE@XZ
?copyfmt@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEAAV12@ABV12@@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAE@XZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAEXXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAEXXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JXZ
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEHXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPBD_J@Z
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEPAV12@PAD_J@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEHXZ
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAEXABVlocale@2@@Z
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UAE@XZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@PBD_J@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UAE@XZ
?getloc@ios_base@std@@QBE?AVlocale@2@XZ
?_Getcat@?$ctype@D@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
??Bid@locale@std@@QAEIXZ
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPAU_iobuf@@PBDHH@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QBE?AVlocale@2@XZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXXZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PAD1AAPAD@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PBD1AAPBDPAD3AAPAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QBEHAAU_Mbstatet@@PBD1AAPBDPAD3AAPAD@Z
?always_noconv@codecvt_base@std@@QBE_NXZ
?id@?$time_put@DV?$ostreambuf_iterator@DU?$char_traits@D@std@@@std@@@std@@2V0locale@2@A
?_Getcat@?$time_put@DV?$ostreambuf_iterator@DU?$char_traits@D@std@@@std@@@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
?put@?$time_put@DV?$ostreambuf_iterator@DU?$char_traits@D@std@@@std@@@std@@QBE?AV?$ostreambuf_iterator@DU?$char_traits@D@std@@@2@V32@AAVios_base@2@DPBUtm@@PBD3@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@H@Z
?_Xinvalid_argument@std@@YAXPBD@Z
?_Xbad_function_call@std@@YAXXZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHXZ
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@D@Z
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UAE@XZ
?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV12@PAD_J@Z
?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV12@_JH@Z
?tellg@?$basic_istream@DU?$char_traits@D@std@@@std@@QAE?AV?$fpos@U_Mbstatet@@@2@XZ
_Thrd_sleep
_Xtime_get_ticks
?setprecision@std@@YA?AU?$_Smanip@_J@1@_J@Z
?sputn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@QAE_JPB_W_J@Z
?sputc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@QAEG_W@Z
??0?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IAE@XZ
?_Osfx@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QAEXXZ
?flush@?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QAEAAV12@XZ
?setstate@?$basic_ios@_WU?$char_traits@_W@std@@@std@@QAEXH_N@Z
??0?$basic_ios@_WU?$char_traits@_W@std@@@std@@IAE@XZ
?_Pninc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@IAEPA_WXZ
??0?$basic_iostream@_WU?$char_traits@_W@std@@@std@@QAE@PAV?$basic_streambuf@_WU?$char_traits@_W@std@@@1@@Z
??1?$basic_ios@_WU?$char_traits@_W@std@@@std@@UAE@XZ
??1?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UAE@XZ
?_Lock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UAEXXZ
?_Unlock@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@UAEXXZ
?showmanyc@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAE_JXZ
?uflow@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAEGXZ
?xsgetn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAE_JPA_W_J@Z
?xsputn@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAE_JPB_W_J@Z
?setbuf@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAEPAV12@PA_W_J@Z
?sync@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAEHXZ
?imbue@?$basic_streambuf@_WU?$char_traits@_W@std@@@std@@MAEXABVlocale@2@@Z
??6?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QAEAAV01@P6AAAVios_base@1@AAV21@@Z@Z
??6?$basic_ostream@_WU?$char_traits@_W@std@@@std@@QAEAAV01@M@Z
??1?$basic_iostream@_WU?$char_traits@_W@std@@@std@@UAE@XZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAE_JPBD_J@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IAE@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEXXZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAE@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHD@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHXZ
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QAEHXZ
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAE_N_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@PBX@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@M@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@_N@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@I@Z
_Mtx_unlock
_Mtx_init_in_situ
_Mtx_lock
_Mtx_destroy_in_situ
?_Xlength_error@std@@YAXPBD@Z
?id@?$ctype@D@std@@2V0locale@2@A
?_Throw_C_error@std@@YAXH@Z
?_Xout_of_range@std@@YAXPBD@Z
?_Xbad_alloc@std@@YAXXZ
?uncaught_exception@std@@YA_NXZ
?_Getgloballocale@locale@std@@CAPAV_Locimp@12@XZ
??0_Lockit@std@@QAE@H@Z
??1_Lockit@std@@QAE@XZ
vcruntime140
__vcrt_GetModuleFileNameW
__std_type_info_destroy_list
memchr
_except_handler4_common
_CxxThrowException
memset
memcpy
__vcrt_LoadLibraryExW
_purecall
memmove
__CxxFrameHandler3
__std_exception_destroy
__std_exception_copy
__std_terminate
api-ms-win-crt-heap-l1-1-0
free
_aligned_malloc
_aligned_free
malloc
_callnewh
api-ms-win-crt-convert-l1-1-0
strtod
atof
atoi
_wtof
_wtoi
strtol
strtoull
strtoll
strtoul
api-ms-win-crt-string-l1-1-0
toupper
tolower
isxdigit
isdigit
strcat_s
strcpy_s
api-ms-win-crt-math-l1-1-0
__libm_sse2_atanf
_dtest
__libm_sse2_asinf
_dsign
__libm_sse2_acosf
ceil
roundf
__libm_sse2_sinf
round
__libm_sse2_sin
__libm_sse2_powf
__libm_sse2_expf
_CIfmod
_fdtest
fminf
__libm_sse2_cosf
remainderf
_except1
api-ms-win-crt-runtime-l1-1-0
_errno
terminate
_seh_filter_dll
_invalid_parameter_noinfo_noreturn
_configure_narrow_argv
_initialize_narrow_environment
_initialize_onexit_table
_register_onexit_function
_execute_onexit_table
_initterm_e
_initterm
_cexit
_crt_atexit
api-ms-win-crt-stdio-l1-1-0
ungetc
setvbuf
fgetpos
fwrite
fputc
fread
_fseeki64
_get_stream_buffer_pointers
__stdio_common_vsprintf
fflush
fclose
fsetpos
fgetc
api-ms-win-crt-filesystem-l1-1-0
_lock_file
_unlock_file
api-ms-win-crt-time-l1-1-0
_time64
_localtime64
api-ms-win-crt-locale-l1-1-0
localeconv
Sections
.text Size: 677KB - Virtual size: 676KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 70KB - Virtual size: 69KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 82KB - Virtual size: 527KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 58KB - Virtual size: 58KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ