Static task
static1
Behavioral task
behavioral1
Sample
MSTools.rar
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
MSTools.rar
Resource
win10v2004-20231023-en
Behavioral task
behavioral3
Sample
MSTools/msinfo.txt
Resource
win7-20231020-en
Behavioral task
behavioral4
Sample
MSTools/msinfo.txt
Resource
win10v2004-20231023-en
Behavioral task
behavioral5
Sample
MSTools/notepad.exe
Resource
win7-20231025-en
Behavioral task
behavioral6
Sample
MSTools/notepad.exe
Resource
win10v2004-20231020-en
General
-
Target
MSTools.rar
-
Size
489KB
-
MD5
3c26bc27df8047015b17428d638c7565
-
SHA1
c5427804a19164b248f0b396fc789380cb723561
-
SHA256
38f7c1790463efa6f50eb36bb5e40ef6fffb6b900fabec58dfdc43876dba8804
-
SHA512
358dc7eab629a6e1a8bae22ea72eb499a0dd699b527bd21f0389887a26eea6faa1643322f334a86d062ccfd5929a03b24d0884cf4452972ce460b685c457d62a
-
SSDEEP
12288:U1D97jGN1KOvIJhh77z/Xqf/lOdgzsoqK9Ww5h9LSR720LoSH:U1sjZvIDh7Xaf/lOdgzsoqKIw7ZShLTH
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/MSTools/notepad.exe
Files
-
MSTools.rar.rar
-
MSTools/msinfo.txt
-
MSTools/notepad.exe.exe windows:6 windows x64 arch:x64
7305f5f0231be1274239811ff899564b
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
Imports
kernel32
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
HeapAlloc
SleepConditionVariableSRW
IsDebuggerPresent
GetSystemTimeAsFileTime
InitializeSListHead
OutputDebugStringW
CloseHandle
GetFileSizeEx
EnterCriticalSection
GetStdHandle
GetCurrentThreadId
CreateFileW
InitializeCriticalSectionEx
VirtualAlloc
LocalFree
GetModuleFileNameA
FormatMessageA
GetEnvironmentVariableA
DeviceIoControl
VirtualFree
HeapFree
QueryPerformanceCounter
FreeLibrary
MapViewOfFile
CreateFileA
WaitForMultipleObjects
PeekNamedPipe
ReadFile
UnmapViewOfFile
QueryFullProcessImageNameW
GetModuleHandleW
GetFileType
WaitForSingleObjectEx
VerSetConditionMask
GetProcAddress
QueryPerformanceFrequency
MoveFileExA
GetTickCount
VerifyVersionInfoA
GetSystemDirectoryA
SleepEx
HeapSize
LeaveCriticalSection
LoadLibraryA
GetLastError
CreateFileMappingW
VirtualProtect
CreateThread
Process32Next
Sleep
CreateToolhelp32Snapshot
SetConsoleTitleA
SetLastError
Process32First
GetTempPathW
GetProcessHeap
GetCurrentProcessId
DeleteCriticalSection
HeapDestroy
HeapReAlloc
GetModuleHandleA
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
WakeAllConditionVariable
MultiByteToWideChar
GetCurrentProcess
user32
MessageBoxA
CreateWindowExA
ShowWindow
SetClipboardData
GetClipboardData
EmptyClipboard
CloseClipboard
OpenClipboard
GetCursorPos
SetCursorPos
ReleaseCapture
IsWindowUnicode
GetClientRect
SetCursor
TranslateMessage
GetForegroundWindow
ClientToScreen
GetCapture
ScreenToClient
LoadCursorA
GetKeyState
UnregisterClassA
SetForegroundWindow
UpdateWindow
RegisterClassExA
GetSystemMetrics
GetAsyncKeyState
SetWindowLongA
GetWindowLongA
EnumWindows
SetWindowPos
DestroyWindow
GetWindowRect
GetWindowThreadProcessId
PeekMessageA
PostQuitMessage
GetDesktopWindow
TrackMouseEvent
DefWindowProcA
SetCapture
FindWindowA
DispatchMessageA
advapi32
CryptDestroyHash
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
ConvertSidToStringSidA
CopySid
CryptDestroyKey
CryptImportKey
CryptEncrypt
RegSetKeyValueW
RegCloseKey
RegDeleteKeyW
RegCreateKeyW
RegOpenKeyW
SetSecurityInfo
IsValidSid
InitializeAcl
GetTokenInformation
GetLengthSid
AddAccessAllowedAce
OpenProcessToken
CryptHashData
imm32
ImmReleaseContext
ImmSetCompositionWindow
ImmSetCandidateWindow
ImmGetContext
d3dcompiler_47
D3DCompile
dwmapi
DwmExtendFrameIntoClientArea
msvcp140
?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
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
??7ios_base@std@@QEBA_NXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?uncaught_exception@std@@YA_NXZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?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
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAV01@AEAV01@@Z@Z
?good@ios_base@std@@QEBA_NXZ
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
_Query_perf_frequency
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?id@?$ctype@D@std@@2V0locale@2@A
?_Random_device@std@@YAIXZ
_Thrd_sleep
_Query_perf_counter
_Xtime_get_ticks
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$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?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z
?clear@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?setf@ios_base@std@@QEAAHHH@Z
?pbase@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAADD@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@H@Z
?_Xbad_function_call@std@@YAXXZ
?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Xout_of_range@std@@YAXPEBD@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEB_WHH@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?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
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
ntdll
RtlLookupFunctionEntry
RtlInitUnicodeString
NtQuerySystemInformation
RtlVirtualUnwind
RtlCaptureContext
d3d11
D3D11CreateDeviceAndSwapChain
normaliz
IdnToAscii
wldap32
ord301
ord217
ord46
ord211
ord60
ord45
ord50
ord41
ord22
ord26
ord27
ord32
ord33
ord35
ord79
ord30
ord200
ord143
crypt32
CertEnumCertificatesInStore
CertFindCertificateInStore
CertFreeCertificateContext
CryptStringToBinaryA
PFXImportCertStore
CryptDecodeObjectEx
CertAddCertificateContextToStore
CertFindExtension
CertGetNameStringA
CryptQueryObject
CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
CertGetCertificateChain
CertFreeCertificateChain
CertOpenStore
CertCloseStore
ws2_32
ntohl
gethostname
sendto
recvfrom
freeaddrinfo
getaddrinfo
select
__WSAFDIsSet
ioctlsocket
listen
htonl
accept
WSACleanup
WSAStartup
WSAIoctl
WSASetLastError
socket
setsockopt
ntohs
htons
getsockopt
getsockname
getpeername
connect
bind
WSAGetLastError
send
closesocket
recv
rpcrt4
UuidCreate
UuidToStringA
RpcStringFreeA
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
strstr
__std_exception_destroy
__std_exception_copy
__C_specific_handler
_CxxThrowException
memchr
__std_terminate
memcpy
memmove
memset
strchr
strrchr
__current_exception
__current_exception_context
memcmp
api-ms-win-crt-stdio-l1-1-0
__stdio_common_vsnprintf_s
_pclose
__stdio_common_vsprintf_s
fputs
feof
fopen
_get_stream_buffer_pointers
_open
_fseeki64
fsetpos
ungetc
_close
_lseeki64
setvbuf
fgetpos
_write
_read
fgetc
_popen
__p__commode
_set_fmode
fgets
fputc
ftell
__acrt_iob_func
fflush
fclose
__stdio_common_vsscanf
fread
fseek
__stdio_common_vsprintf
_wfopen
fwrite
__stdio_common_vfprintf
api-ms-win-crt-utility-l1-1-0
srand
qsort
rand
api-ms-win-crt-string-l1-1-0
strncpy
strcspn
strspn
strcpy_s
strncmp
isupper
strcmp
_strdup
_stricmp
strpbrk
tolower
api-ms-win-crt-heap-l1-1-0
calloc
_set_new_mode
free
malloc
_callnewh
realloc
api-ms-win-crt-convert-l1-1-0
atoi
strtol
strtoul
strtod
strtoll
strtoull
atof
api-ms-win-crt-filesystem-l1-1-0
_wremove
_fstat64
_access
_unlink
_stat64
_stat64i32
_lock_file
_unlock_file
api-ms-win-crt-time-l1-1-0
strftime
_time64
_gmtime64
_localtime64_s
api-ms-win-crt-runtime-l1-1-0
_c_exit
_register_thread_local_exe_atexit_callback
__p___argc
_getpid
strerror
_configure_narrow_argv
_initialize_narrow_environment
_exit
_initterm_e
_beginthreadex
_invalid_parameter_noinfo_noreturn
__sys_nerr
_invalid_parameter_noinfo
_resetstkoflw
_initterm
_get_initial_narrow_environment
_set_app_type
exit
system
_seh_filter_exe
__p___argv
_initialize_onexit_table
_register_onexit_function
_cexit
_crt_atexit
_errno
terminate
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
localeconv
api-ms-win-crt-math-l1-1-0
ceilf
cosf
fmodf
tanf
atan2f
atanf
powf
__setusermatherr
sinf
asinf
sqrtf
_dclass
acosf
shell32
ShellExecuteA
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 196KB - Virtual size: 196KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 32KB - Virtual size: 31KB
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: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ