Static task
static1
Behavioral task
behavioral1
Sample
Cwelium.exe
Resource
win11-20231215-en
General
-
Target
Cwelium.exe
-
Size
16.8MB
-
MD5
1568126c150dd7f77cc5434b5ae90459
-
SHA1
7f480dba491385210e0f0779cc56087346997951
-
SHA256
0269dbb2021ae02d3b924afa0ea86095a386c14f3f363bf7b6be06c52d844f74
-
SHA512
8595f6cd4fc6031e3621568bf92bf3a1c360152fbe864d32bb0be5bc25435cb9829d8dbb8267ddf5a1c4ede71134046ab6e4a8e80a52b0aa79f6ac7f93bd3db7
-
SSDEEP
393216:/0BmDkSGjPGSxj8YmYJ85grIQ+GdJ6M/PMF36m1JAv5D6HKoJdk:MmgDOQoYmi0Q+a6M3Mx6mY6H9
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Cwelium.exe
Files
-
Cwelium.exe.exe windows:4 windows x64 arch:x64
a5265cad677687f09e3f564adb36da98
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
CloseHandle
CopyFileW
CreateDirectoryW
CreateFileMappingW
CreateFileW
CreateProcessW
DeleteCriticalSection
DeleteFileW
EnterCriticalSection
FindResourceA
FormatMessageA
FreeLibrary
GenerateConsoleCtrlEvent
GetCommandLineW
GetCurrentProcessId
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileSize
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetProcAddress
GetProcessId
GetSystemTimeAsFileTime
GetTempPathW
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
LoadResource
LockResource
MapViewOfFile
MultiByteToWideChar
ReadFile
SetConsoleCtrlHandler
SetEnvironmentVariableW
SetUnhandledExceptionFilter
SizeofResource
Sleep
TerminateProcess
TlsGetValue
UnmapViewOfFile
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte
WriteFile
msvcrt
__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__iob_func
__set_app_type
__setusermatherr
__wargv
__wgetmainargs
__winitenv
_amsg_exit
_cexit
_commode
_errno
_fmode
_initterm
_lock
_onexit
_unlock
_wcsdup
_wcsicmp
_wrename
abort
calloc
exit
fprintf
fputc
free
fwrite
localeconv
malloc
mbstowcs
memcpy
memmove
memset
puts
signal
strerror
strlen
strncmp
vfprintf
wcscmp
wcslen
wcsncmp
shell32
SHFileOperationW
SHGetFolderPathW
Sections
.text Size: 107KB - Virtual size: 106KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 256B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.eh_fram Size: 512B - Virtual size: 4B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 71KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 96B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 16.7MB - Virtual size: 16.7MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 144B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ