silencefree[.]exe

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General

Target

silencefree.exe
Size

1.6MB
MD5

82d316a22069d9d3cda8341ef6400192
SHA1

bdd35925c3ab573fa99eb5dc0820f29a9c9cf98e
SHA256

0c1d6a90a4e5a8b16f4f3270149bf24c51ebb0cd99c04f8e9a05daa5aecef56c
SHA512

91ba8ca79078e22f3cfeb0a7ea7e11d2a1157a4471cb8b925d59b0f3bc1a4e9bce31ac39cc82dd9834259c41fa17163b2a9a0d3dea429752636882b1cfe67f5e
SSDEEP

24576:YO8Nfp1oQZCFMj8zT+YQOfhRBMtP7O+1/FyKP+7y2oUBNXMoUYRnU987nK5x:x8xzoQE+j8+M/OtPa+1w+xY/coUynG8

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
silencefree.exe

Files

silencefree.exe
.exe windows:6 windows x64 arch:x64

d51fe00b5f763cc7a8ea8ef86d26ffb1

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\Users\andre\Downloads\silence\silence\silence-.5d32816a\silencefree.pdb

Imports

kernel32

WaitForMultipleObjects
GetFileSizeEx
OutputDebugStringW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
GetFileInformationByHandleEx
ReadFile
AreFileApisANSI
GetTempPathW
SetFileInformationByHandle
GetFullPathNameW
GetFileAttributesExW
GetFileAttributesW
FindNextFileW
FindFirstFileExW
FindFirstFileW
FindClose
CreateDirectoryW
GetLocaleInfoEx
GetFileType
GetStdHandle
GetEnvironmentVariableA
WaitForSingleObjectEx
MoveFileExA
GetTickCount
VerifyVersionInfoA
GetSystemDirectoryA
SleepEx
LeaveCriticalSection
EnterCriticalSection
LocalFree
QueryFullProcessImageNameW
GetModuleHandleW
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
VirtualProtect
CreateThread
DeleteCriticalSection
InitializeCriticalSectionEx
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
HeapDestroy
QueryPerformanceCounter
VerSetConditionMask
QueryPerformanceFrequency
GetLocaleInfoA
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
MultiByteToWideChar
lstrcmpiA
Process32Next
CreateFileA
CreateToolhelp32Snapshot
CreateFileW
Process32First
GetCurrentProcess
SetLastError
CloseHandle
LoadLibraryA
GetCurrentProcessId
GetModuleHandleA
VirtualAlloc
DeviceIoControl
VirtualFree
Sleep
SetConsoleTitleA
GetModuleFileNameA
FormatMessageA
FreeLibrary
PeekNamedPipe
GetProcAddress
GetLastError
LoadLibraryExA

user32

GetSystemMetrics
GetWindowRect
DispatchMessageA
UpdateWindow
ShowWindow
GetMonitorInfoA
SetWindowDisplayAffinity
DestroyWindow
GetKeyState
GetMessageExtraInfo
MoveWindow
LoadCursorA
MonitorFromWindow
GetCapture
PostQuitMessage
ClientToScreen
TrackMouseEvent
GetKeyboardLayout
SetCapture
SetCursor
UnregisterClassA
GetClientRect
SetProcessDPIAware
IsWindowUnicode
ReleaseCapture
SetCursorPos
OpenClipboard
CloseClipboard
DefWindowProcA
CreateWindowExA
SetLayeredWindowAttributes
TranslateMessage
PeekMessageA
SetWindowLongA
FindWindowA
SendInput
GetCursorPos
GetForegroundWindow
GetAsyncKeyState
ScreenToClient
LoadIconA
MessageBoxA
SetClipboardData
GetClipboardData
EmptyClipboard
RegisterClassExA

gdi32

CreateSolidBrush

advapi32

CryptReleaseContext
LookupPrivilegeValueW
RegCreateKeyA
AddAccessAllowedAce
GetLengthSid
GetTokenInformation
RegOpenKeyExA
RegQueryValueExA
RegCloseKey
OpenProcessToken
RegSetValueExA
RegDeleteKeyA
RegOpenKeyA
InitializeAcl
IsValidSid
SetSecurityInfo
CopySid
ConvertSidToStringSidA
CryptAcquireContextA
CryptGetHashParam
CryptGenRandom
CryptCreateHash
AdjustTokenPrivileges
CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptDestroyHash
CryptHashData

shell32

SHGetFolderPathW
ShellExecuteA

msvcp140

??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?showmanyc@?$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?$char_traits@D@std@@@std@@UEAA@XZ
?clear@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?get@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAHXZ
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
?_Throw_Cpp_error@std@@YAXH@Z
_Cnd_do_broadcast_at_thread_exit
_Thrd_id
_Thrd_join
_Query_perf_frequency
_Query_perf_counter
_Thrd_detach
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@M@Z
?_Fiopen@std@@YAPEAU_iobuf@@PEB_WHH@Z
?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@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@P6AAEAVios_base@1@AEAV21@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@_K@Z
?setprecision@std@@YA?AU?$_Smanip@_J@1@_J@Z
?pbase@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
_Strxfrm
?_Init@locale@std@@CAPEAV_Locimp@12@_N@Z
?_Xinvalid_argument@std@@YAXPEBD@Z
?_Xregex_error@std@@YAXW4error_type@regex_constants@1@@Z
?id@?$collate@D@std@@2V0locale@2@A
_Strcoll
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
?tolower@?$ctype@D@std@@QEBAPEBDPEADPEBD@Z
?tolower@?$ctype@D@std@@QEBADD@Z
??1facet@locale@std@@MEAA@XZ
??0facet@locale@std@@IEAA@_K@Z
?_Decref@facet@locale@std@@UEAAPEAV_Facet_base@3@XZ
?_Incref@facet@locale@std@@UEAAXXZ
?_Getcoll@_Locinfo@std@@QEBA?AU_Collvec@@XZ
??1_Locinfo@std@@QEAA@XZ
??0_Locinfo@std@@QEAA@PEBD@Z
_Xtime_get_ticks
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAADD@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z
?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?_Xbad_function_call@std@@YAXXZ
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Xout_of_range@std@@YAXPEBD@Z
?_Xbad_alloc@std@@YAXXZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?uncaught_exceptions@std@@YAHXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?_Syserror_map@std@@YAPEBDH@Z
?id@?$ctype@D@std@@2V0locale@2@A
?_Winerror_map@std@@YAHH@Z

ntdll

RtlAnsiStringToUnicodeString
NtQuerySystemInformation
RtlVirtualUnwind
RtlInitUnicodeString
RtlCaptureContext
RtlInitAnsiString
RtlLookupFunctionEntry

dbghelp

ImageNtHeader
ImageDirectoryEntryToData
ImageRvaToVa

d3d11

D3D11CreateDeviceAndSwapChain

imm32

ImmSetCompositionWindow
ImmReleaseContext
ImmGetContext
ImmSetCandidateWindow

d3dcompiler_43

D3DCompile

dwmapi

DwmExtendFrameIntoClientArea

rpcrt4

RpcStringFreeA
UuidCreate
UuidToStringA

psapi

GetModuleInformation

userenv

UnloadUserProfile

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memset
memmove
memcpy
memcmp
memchr
_CxxThrowException
__current_exception
strrchr
longjmp
strchr
strstr
__std_terminate
_purecall
__std_exception_copy
__std_exception_destroy
__current_exception_context
__C_specific_handler
__intrinsic_setjmp

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

malloc
realloc
_set_new_mode
free
_callnewh
calloc

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

ceilf
ceil
atan2f
cos
fmod
cosf
roundf
__setusermatherr
floor
_dsign
floorf
sqrtf
frexp
tan
sqrt
asin
acosf
acos
sinf
_dclass
sin
powf
pow
llround
log10
log
fmodf
ldexp
atan2
exp

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

strpbrk
isgraph
isupper
isalpha
isspace
iscntrl
ispunct
islower
strcoll
tolower
_stricmp
strncpy
strcmp
strcspn
isdigit
strspn
_strdup
isalnum
toupper
isxdigit
isblank
strncmp

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

strerror
_beginthreadex
_invalid_parameter_noinfo_noreturn
_errno
system
terminate
perror
__sys_nerr
_invalid_parameter_noinfo
_resetstkoflw
exit
_register_thread_local_exe_atexit_callback
_c_exit
__p___argv
__p___argc
abort
_exit
_initterm_e
_initterm
_get_initial_narrow_environment
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_getpid

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

_lseeki64
_set_fmode
__p__commode
freopen
fwrite
_read
_write
__stdio_common_vsscanf
_wfopen
clearerr
ferror
fseek
ftell
_close
fopen
_pclose
_open
fgets
_get_stream_buffer_pointers
fsetpos
fgetpos
fgetc
fputc
tmpfile
setvbuf
_popen
ungetc
_ftelli64
_fseeki64
fread
__acrt_iob_func
tmpnam
__stdio_common_vsprintf
fflush
fclose
getc
__stdio_common_vfprintf
fputs
feof

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

setlocale
localeconv
_configthreadlocale
___lc_codepage_func

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

clock
_mktime64
strftime
_gmtime64
_localtime64
_difftime64
_time64

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

getenv

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

strtoul
atoi
atof
strtoull
strtoll
strtod
strtol

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

_stat64
_unlink
_access
_lock_file
_fstat64
rename
remove
_unlock_file

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

rand
qsort

ws2_32

socket
WSASetLastError
setsockopt
ntohs
WSAIoctl
sendto
htons
WSAStartup
WSACleanup
recvfrom
getsockopt
getsockname
gethostname
getpeername
closesocket
recv
send
WSAGetLastError
accept
ntohl
bind
connect
htonl
listen
ioctlsocket
__WSAFDIsSet
freeaddrinfo
getaddrinfo
select

normaliz

IdnToAscii

crypt32

CertAddCertificateContextToStore
CryptDecodeObjectEx
CertFreeCertificateChain
PFXImportCertStore
CryptStringToBinaryA
CertFreeCertificateContext
CertFindCertificateInStore
CertEnumCertificatesInStore
CertCloseStore
CertOpenStore
CertGetNameStringA
CryptQueryObject
CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
CertGetCertificateChain
CertFindExtension

wldap32

ord211
ord60
ord45
ord46
ord41
ord22
ord26
ord217
ord50
ord30
ord27
ord32
ord33
ord35
ord79
ord143
ord301
ord200

Sections

.text
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 269KB - Virtual size: 269KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 55KB - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 488B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d51fe00b5f763cc7a8ea8ef86d26ffb1

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

shell32

msvcp140

ntdll

dbghelp

d3d11

imm32

d3dcompiler_43

dwmapi

rpcrt4

psapi

userenv

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

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

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

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

ws2_32

normaliz

crypt32

wldap32

Sections

.text Size: 1.2MB - Virtual size: 1.2MB

.rdata Size: 269KB - Virtual size: 269KB

.data Size: 6KB - Virtual size: 14KB

.pdata Size: 55KB - Virtual size: 54KB

.rsrc Size: 512B - Virtual size: 488B

.reloc Size: 5KB - Virtual size: 4KB

.text
Size: 1.2MB - Virtual size: 1.2MB

.rdata
Size: 269KB - Virtual size: 269KB

.data
Size: 6KB - Virtual size: 14KB

.pdata
Size: 55KB - Virtual size: 54KB

.rsrc
Size: 512B - Virtual size: 488B

.reloc
Size: 5KB - Virtual size: 4KB