Static task
static1
Behavioral task
behavioral1
Sample
slinkyloader.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
slinkyloader.exe
Resource
win10v2004-20240508-en
General
-
Target
slinkyloader.exe
-
Size
18.4MB
-
MD5
a2223005e6d186689577e5a2b785a16b
-
SHA1
1075e177247880d3e1ec940623500bf2e9b275e3
-
SHA256
cef5b60321f17991400a19072052535638c0a5c02d338234686552deadeea82e
-
SHA512
073f8e682d2468bfe7d55b82cf0ff5dafd2754da2813de2116551e2811809debba7f06c5d8ed5901a59703bfb306fd5fd05d9d1e797bf9e7887826709c6993c6
-
SSDEEP
393216:cKRqNWNKROYkhkpXorNv+oXsDS3LNK3HOU6x0pW/lJktSrZPLAB:/ANWKRrpYrNvou7NK3uU6E29dPL
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource slinkyloader.exe
Files
-
slinkyloader.exe.exe windows:6 windows x64 arch:x64
40d16206c9d6779ad4eec7de1bbc9c0e
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
SizeofResource
SetConsoleTitleA
OpenProcess
Sleep
LockResource
CloseHandle
LoadResource
FindResourceW
GetModuleHandleW
WriteProcessMemory
WaitForSingleObject
GetModuleHandleA
CreateToolhelp32Snapshot
GetExitCodeThread
Process32NextW
Process32FirstW
GetProcAddress
VirtualAllocEx
CreateRemoteThread
lstrcmpiW
GetCurrentDirectoryW
CreateFileW
FindClose
FindFirstFileW
GetFileAttributesExW
AreFileApisANSI
GetLastError
GetFileInformationByHandleEx
MultiByteToWideChar
WideCharToMultiByte
LocalFree
FormatMessageA
GetLocaleInfoEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
msvcp140
?always_noconv@codecvt_base@std@@QEBA_NXZ
??Bid@locale@std@@QEAA_KXZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
_Query_perf_frequency
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Xout_of_range@std@@YAXPEBD@Z
?_Winerror_map@std@@YAHH@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
??1?$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?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Xlength_error@std@@YAXPEBD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
_Xtime_get_ticks
_Query_perf_counter
_Thrd_sleep
?_Syserror_map@std@@YAPEBDH@Z
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__current_exception_context
__current_exception
_CxxThrowException
memset
__std_terminate
__std_exception_copy
__std_exception_destroy
memcpy
__C_specific_handler
memmove
api-ms-win-crt-stdio-l1-1-0
ungetc
setvbuf
fgetpos
fwrite
_fseeki64
_get_stream_buffer_pointers
fsetpos
fgetc
fclose
fflush
__acrt_iob_func
_set_fmode
fputc
__p__commode
__stdio_common_vfprintf
fread
api-ms-win-crt-heap-l1-1-0
free
malloc
_callnewh
_set_new_mode
api-ms-win-crt-runtime-l1-1-0
_cexit
__p___argv
_crt_atexit
_initialize_onexit_table
_exit
_c_exit
_initterm
_get_initial_narrow_environment
_initialize_narrow_environment
_configure_narrow_argv
exit
_set_app_type
_seh_filter_exe
_register_onexit_function
_register_thread_local_exe_atexit_callback
_initterm_e
terminate
system
_invalid_parameter_noinfo_noreturn
__p___argc
api-ms-win-crt-filesystem-l1-1-0
_lock_file
_unlock_file
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
___lc_codepage_func
api-ms-win-crt-math-l1-1-0
__setusermatherr
Sections
.text Size: 26KB - Virtual size: 26KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 230KB - Virtual size: 231KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 18.1MB - Virtual size: 18.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 228B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ