Static task
static1
Behavioral task
behavioral1
Sample
Loader.exe
Resource
win10-20240221-en
General
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Target
Loader.exe
-
Size
1.3MB
-
MD5
e9758d003f2d6ea71291eaabcb5c9551
-
SHA1
efdbaedb09ba00723113043ceec4fa5cba8be79e
-
SHA256
693e9860957b1f30ec2ae6ab0891683e80b55235956dfc4a7ca2d725e18c48d3
-
SHA512
5334236998e5b5e89d33843be2ec0666b9ab8aa70ee95366efce4bad2785f2579f1e8211f2be60de204d2c5dfc5d01d22f4f7b971c00199e4bd9c85a19ec0231
-
SSDEEP
24576:WnRZv1M/S3vNikAu3MJMno60OegX7AoYM8x/xFLS+itnKyEk1sU:Qy/KILMR0Ervq3SVnuHU
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Loader.exe
Files
-
Loader.exe.exe windows:6 windows x64 arch:x64
db18c473035f1112d4f9862401fbe408
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
GetTickCount
VerifyVersionInfoA
FreeLibrary
GetSystemDirectoryA
SleepEx
LeaveCriticalSection
WaitForSingleObjectEx
GetEnvironmentVariableA
GetStdHandle
GetFileType
ReadFile
EnterCriticalSection
WaitForMultipleObjects
CreateFileA
GetFileSizeEx
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
OutputDebugStringW
LocalFree
FormatMessageA
SetLastError
QueryFullProcessImageNameW
GetModuleHandleW
GetModuleHandleA
GetModuleFileNameA
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
VirtualProtect
CreateThread
DeleteCriticalSection
InitializeCriticalSectionEx
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
HeapDestroy
GetLastError
QueryPerformanceCounter
VerSetConditionMask
GetProcAddress
QueryPerformanceFrequency
LoadLibraryA
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
MultiByteToWideChar
CloseHandle
Process32FirstW
Process32NextW
Sleep
CreateFileW
MoveFileExA
CreateToolhelp32Snapshot
PeekNamedPipe
GetCurrentProcess
user32
GetKeyState
ScreenToClient
GetCapture
ClientToScreen
IsChild
GetForegroundWindow
MessageBoxA
GetCursorPos
LoadCursorW
SetCapture
SetCursor
GetClientRect
ReleaseCapture
SetCursorPos
OpenClipboard
CloseClipboard
EmptyClipboard
GetClipboardData
SetClipboardData
GetWindowLongW
DefWindowProcW
GetWindowRect
DestroyWindow
CreateWindowExW
RegisterClassExW
ShowWindow
DispatchMessageW
SetWindowLongA
PeekMessageW
SetLayeredWindowAttributes
TranslateMessage
PostQuitMessage
GetDesktopWindow
UpdateWindow
msvcp140
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?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
?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z
?_Xbad_function_call@std@@YAXXZ
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAVios_base@1@AEAV21@@Z@Z
?fill@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAADD@Z
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?setp@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD0@Z
?pbase@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?setf@ios_base@std@@QEAAHHH@Z
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
??Bid@locale@std@@QEAA_KXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??7ios_base@std@@QEBA_NXZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$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?$char_traits@D@std@@@std@@QEAAXH_N@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Xout_of_range@std@@YAXPEBD@Z
?epptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXPEAD00@Z
?gbump@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXH@Z
?egptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?gptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?eback@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEBAPEADXZ
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?_Xlength_error@std@@YAXPEBD@Z
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
d3d9
Direct3DCreate9
imm32
ImmSetCompositionWindow
ImmGetContext
ImmReleaseContext
xinput1_3
ord2
ord4
normaliz
IdnToAscii
wldap32
ord211
ord46
ord217
ord143
ord50
ord45
ord41
ord22
ord26
ord60
ord35
ord301
ord27
ord32
ord200
ord33
ord30
ord79
crypt32
CertFindCertificateInStore
CertFreeCertificateChain
CertOpenStore
CertCloseStore
CertEnumCertificatesInStore
CertGetCertificateChain
CertFreeCertificateContext
CryptStringToBinaryA
PFXImportCertStore
CryptDecodeObjectEx
CertAddCertificateContextToStore
CertFindExtension
CertGetNameStringA
CryptQueryObject
CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
ws2_32
sendto
gethostname
ntohl
recvfrom
closesocket
freeaddrinfo
recv
send
WSAGetLastError
bind
connect
getpeername
getaddrinfo
getsockname
getsockopt
htons
ntohs
select
setsockopt
socket
WSASetLastError
WSAIoctl
WSAStartup
WSACleanup
accept
htonl
listen
ioctlsocket
__WSAFDIsSet
rpcrt4
UuidToStringA
RpcStringFreeA
UuidCreate
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
strstr
__std_exception_destroy
__current_exception_context
__current_exception
__C_specific_handler
strrchr
strchr
memset
memmove
__std_exception_copy
__std_terminate
memchr
_CxxThrowException
memcpy
memcmp
api-ms-win-crt-stdio-l1-1-0
_get_stream_buffer_pointers
_read
_write
_close
_open
__p__commode
_set_fmode
_fseeki64
fread
ftell
__acrt_iob_func
ungetc
fsetpos
_lseeki64
fseek
setvbuf
_wfopen
__stdio_common_vsprintf
__stdio_common_vsscanf
feof
fgetpos
fputs
fopen
fwrite
fgets
fgetc
fclose
fflush
fputc
_popen
_pclose
api-ms-win-crt-heap-l1-1-0
calloc
malloc
free
realloc
_set_new_mode
_callnewh
api-ms-win-crt-filesystem-l1-1-0
_lock_file
_unlock_file
remove
_unlink
_access
_fstat64
_stat64
api-ms-win-crt-runtime-l1-1-0
_cexit
__sys_nerr
_invalid_parameter_noinfo
_resetstkoflw
system
exit
_errno
_beginthreadex
_getpid
_configure_narrow_argv
_initialize_narrow_environment
_invalid_parameter_noinfo_noreturn
_initialize_onexit_table
_register_onexit_function
_crt_atexit
strerror
_register_thread_local_exe_atexit_callback
_c_exit
terminate
_exit
_initterm_e
_initterm
_get_narrow_winmain_command_line
_set_app_type
_seh_filter_exe
api-ms-win-crt-string-l1-1-0
strncmp
tolower
strpbrk
_strdup
strncpy
isupper
strcmp
strspn
strcspn
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-convert-l1-1-0
strtod
strtoul
strtol
atoi
strtoll
strtoull
api-ms-win-crt-locale-l1-1-0
localeconv
_configthreadlocale
api-ms-win-crt-math-l1-1-0
ceilf
acosf
cosf
sqrtf
floorf
_dclass
fmodf
sinf
__setusermatherr
api-ms-win-crt-time-l1-1-0
_time64
_gmtime64
advapi32
AddAccessAllowedAce
GetLengthSid
GetTokenInformation
CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
ConvertSidToStringSidA
CopySid
SetSecurityInfo
IsValidSid
InitializeAcl
OpenProcessToken
shell32
ShellExecuteA
Sections
.text Size: 618KB - Virtual size: 618KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 601KB - Virtual size: 601KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 83KB - Virtual size: 86KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 25KB - Virtual size: 25KB
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: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ