Static task
static1
Behavioral task
behavioral1
Sample
Loader.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Loader.exe
Resource
win10v2004-20230220-en
General
-
Target
Loader.exe
-
Size
668KB
-
MD5
29a876a58891164735f39d413208b245
-
SHA1
a900db92c238c792ed30aaee9127abf9e351d823
-
SHA256
fbb419d8a09885f259490aa5d9a824bcaae5babbe6058a83bd017bdf55a1c797
-
SHA512
89e3eb62adbf7ba165ea0c45c0c10614e78aeaed015b48dd2e90dc34ad9599283e187c8baed4db6c4f3d771682b41778ff2b21ada1dd1aba2b3586ccfe182c1d
-
SSDEEP
12288:PKCahttBgURAVMNA2Oc749/lpqHaGIqnB6zOGQA:PKCCttBBRAWN/74tlIHL1o
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Loader.exe
Files
-
Loader.exe.exe windows x64
c50f5218f21df105050b2e1254e2b2e9
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
GetEnvironmentVariableA
MultiByteToWideChar
QueryPerformanceCounter
WaitForSingleObjectEx
GetStdHandle
GetFileType
ReadFile
PeekNamedPipe
WaitForMultipleObjects
CreateFileA
GetFileSizeEx
WideCharToMultiByte
InitializeCriticalSectionAndSpinCount
VerifyVersionInfoA
LoadLibraryA
GetProcAddress
FreeLibrary
GetSystemDirectoryA
QueryPerformanceFrequency
MoveFileExA
SleepEx
LeaveCriticalSection
EnterCriticalSection
LocalFree
FormatMessageA
SetLastError
QueryFullProcessImageNameW
GetModuleHandleW
GetModuleHandleA
GetModuleFileNameA
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
VirtualProtect
CreateThread
GetCurrentProcess
Sleep
DeleteCriticalSection
InitializeCriticalSectionEx
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
SetConsoleTitleA
HeapDestroy
GetLastError
VerSetConditionMask
CloseHandle
GetTickCount
OutputDebugStringW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
CreateEventW
ResetEvent
SetEvent
CreateFileW
msvcp140
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?uncaught_exception@std@@YA_NXZ
?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
?_Xout_of_range@std@@YAXPEBD@Z
?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
?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?$char_traits@D@std@@@1@@Z
?id@?$ctype@D@std@@2V0locale@2@A
?_Xlength_error@std@@YAXPEBD@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
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
??Bid@locale@std@@QEAA_KXZ
?_Getcat@?$ctype@D@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?good@ios_base@std@@QEBA_NXZ
?getloc@ios_base@std@@QEBA?AVlocale@2@XZ
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
normaliz
IdnToAscii
wldap32
ord45
ord41
ord32
ord301
ord211
ord22
ord26
ord27
ord46
ord33
ord79
ord35
ord30
ord217
ord143
ord50
ord60
ord200
crypt32
CertCloseStore
CertEnumCertificatesInStore
CertFindCertificateInStore
CertFreeCertificateContext
CryptStringToBinaryA
PFXImportCertStore
CryptDecodeObjectEx
CertAddCertificateContextToStore
CertFindExtension
CertGetNameStringA
CryptQueryObject
CertCreateCertificateChainEngine
CertGetCertificateChain
CertFreeCertificateChain
CertOpenStore
CertFreeCertificateChainEngine
ws2_32
gethostname
ntohl
sendto
recvfrom
freeaddrinfo
getaddrinfo
select
__WSAFDIsSet
ioctlsocket
htonl
accept
WSACleanup
WSAStartup
WSAIoctl
WSASetLastError
socket
setsockopt
ntohs
htons
getsockopt
getsockname
getpeername
connect
bind
WSAGetLastError
send
recv
closesocket
listen
rpcrt4
UuidCreate
UuidToStringA
RpcStringFreeA
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
strchr
memmove
__std_exception_destroy
__std_exception_copy
__std_terminate
_CxxThrowException
memchr
__current_exception_context
memcmp
memcpy
__current_exception
__C_specific_handler
strstr
strrchr
memset
api-ms-win-crt-runtime-l1-1-0
_resetstkoflw
_beginthreadex
_invalid_parameter_noinfo
__sys_nerr
_invalid_parameter_noinfo_noreturn
_getpid
strerror
terminate
_errno
system
_register_thread_local_exe_atexit_callback
_c_exit
__p___argv
__p___argc
_configure_narrow_argv
_exit
_initialize_narrow_environment
_initterm
_get_initial_narrow_environment
exit
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_initterm_e
api-ms-win-crt-stdio-l1-1-0
__p__commode
_read
_write
_close
_lseeki64
_open
fflush
_set_fmode
fgets
fseek
feof
__stdio_common_vsscanf
fputs
fopen
fclose
fputc
ftell
_pclose
__stdio_common_vfprintf
fwrite
fread
__stdio_common_vsprintf
__acrt_iob_func
_popen
api-ms-win-crt-heap-l1-1-0
_callnewh
realloc
malloc
free
calloc
_set_new_mode
api-ms-win-crt-convert-l1-1-0
atoi
strtol
strtoll
strtoul
strtoull
strtod
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
localeconv
api-ms-win-crt-math-l1-1-0
_dclass
__setusermatherr
api-ms-win-crt-string-l1-1-0
tolower
strncmp
strcmp
_strdup
isupper
strspn
strcspn
strncpy
strpbrk
api-ms-win-crt-time-l1-1-0
_time64
_gmtime64
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-filesystem-l1-1-0
_stat64
_fstat64
_access
_unlink
user32
MessageBoxA
advapi32
OpenProcessToken
AddAccessAllowedAce
GetLengthSid
CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
ConvertSidToStringSidA
CopySid
SetSecurityInfo
IsValidSid
GetTokenInformation
InitializeAcl
shell32
ShellExecuteA
Sections
.text Size: 413KB - Virtual size: 413KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 100KB - Virtual size: 100KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 17KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 133KB - Virtual size: 132KB
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