Static task
static1
Behavioral task
behavioral1
Sample
Loader.exe
Resource
win10v2004-20231020-en
General
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Target
Loader.exe
-
Size
111KB
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MD5
77e912bf78403659fd93e1de30f5a4be
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SHA1
8ae2a23948b3b5ea188ca30d767cb71778546059
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SHA256
7a8be992caf51599f49b56a465a16c59091bc0306d568629007b885408d803c5
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SHA512
1ba677ea82c536ead423461fdd5e871f6f81dba907077fb230c01ad05a47090b78c2f4980318a32af2ba5e0a4dc5c10ff780d2c805bda606967048ccf174f7bf
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SSDEEP
3072:ApGVYtGOE9b4QN/2lQBV+UdE+rECWp7hKgtmU+4://OElFNDBV+UdvrEFp7hKg/h
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Loader.exe
Files
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Loader.exe.exe windows:5 windows x86 arch:x86
df70ce08eb5651c5eb4da9d80311abc7
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
OpenProcess
GetModuleHandleA
GetSystemTime
TerminateProcess
FindClose
FindNextFileA
FindFirstFileA
SetConsoleTextAttribute
Sleep
DeleteFileA
CopyFileA
GetTempPathA
IsDebuggerPresent
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
QueryPerformanceCounter
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStartupInfoW
HeapSetInformation
InterlockedCompareExchange
InterlockedExchange
DecodePointer
GetCurrentProcess
CloseHandle
EncodePointer
GetStdHandle
GetSystemTimeAsFileTime
user32
LoadCursorA
LoadIconA
DefWindowProcA
CreateWindowExA
RegisterWindowMessageA
DestroyIcon
RegisterClassExA
MessageBoxA
advapi32
OpenProcessToken
LookupPrivilegeValueA
AdjustTokenPrivileges
shell32
Shell_NotifyIconA
ShellExecuteA
msvcp100
?_Getgloballocale@locale@std@@CAPAV_Locimp@12@XZ
?_Xout_of_range@std@@YAXPBD@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXXZ
?always_noconv@codecvt_base@std@@QBE_NXZ
?_Xlength_error@std@@YAXPBD@Z
?_Incref@facet@locale@std@@QAEXXZ
?_Getcat@?$codecvt@DDH@std@@SAIPAPBVfacet@locale@2@PBV42@@Z
??1_Lockit@std@@QAE@XZ
?_Id_cnt@id@locale@std@@0HA
?id@?$codecvt@DDH@std@@2V0locale@2@A
??0_Lockit@std@@QAE@H@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UAE@XZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JXZ
?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
?_BADOFF@std@@3_JB
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAE@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QBE?AVlocale@2@XZ
?_Fiopen@std@@YAPAU_iobuf@@PBDHH@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QAEXH_N@Z
?_Ios_base_dtor@ios_base@std@@CAXPAV12@@Z
??_7ios_base@std@@6B@
??_7?$basic_ios@DU?$char_traits@D@std@@@std@@6B@
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UAE@XZ
?in@?$codecvt@DDH@std@@QBEHAAHPBD1AAPBDPAD3AAPAD@Z
?setg@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IAEXPAD00@Z
?unshift@?$codecvt@DDH@std@@QBEHAAHPAD1AAPAD@Z
?out@?$codecvt@DDH@std@@QBEHAAHPBD1AAPBDPAD3AAPAD@Z
?_Decref@facet@locale@std@@QAEPAV123@XZ
??0?$basic_istream@DU?$char_traits@D@std@@@std@@QAE@PAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??_7?$basic_istream@DU?$char_traits@D@std@@@std@@6B@
??1?$basic_istream@DU?$char_traits@D@std@@@std@@UAE@XZ
msvcr100
sprintf
memset
??0exception@std@@QAE@ABQBD@Z
?what@exception@std@@UBEPBDXZ
??1exception@std@@UAE@XZ
??3@YAXPAX@Z
memcpy
memmove
rand
remove
printf
_vsnprintf
__CxxFrameHandler3
_CxxThrowException
??1bad_cast@std@@UAE@XZ
??0bad_cast@std@@QAE@ABV01@@Z
??0exception@std@@QAE@ABV01@@Z
??2@YAPAXI@Z
fgetc
fputc
ungetc
_lock_file
_unlock_file
fflush
setvbuf
memcpy_s
fwrite
fgetpos
_fseeki64
fsetpos
fclose
exit
system
_wassert
_unlock
__dllonexit
_lock
_onexit
_amsg_exit
__getmainargs
_cexit
_exit
_XcptFilter
_ismbblead
_acmdln
_initterm
_initterm_e
_configthreadlocale
__setusermatherr
_commode
_fmode
__set_app_type
_crt_debugger_hook
?terminate@@YAXXZ
?_type_info_dtor_internal_method@type_info@@QAEXXZ
_except_handler4_common
_invoke_watson
_controlfp_s
??0bad_cast@std@@QAE@PBD@Z
psapi
EnumProcesses
EnumProcessModules
GetModuleBaseNameA
urlmon
URLDownloadToFileA
Sections
.text Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ