Cwelium[.]exe | Triage

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General

Target

Cwelium.exe
Size

14.2MB
MD5

006f987a3024b6a6b4266b33c7d15e5d
SHA1

92637b2d1da516653b3647d02a37f32f6de92c14
SHA256

9939367240b5d4574fe950ec6deb748b4a62863d30e11743b8bb2c3d89391a9e
SHA512

611a3bfa04d5cd66a7e84f2cb276e4c454248b38c7cc9406fbf649681e0a3186d02e3065b981f576b8681fd524abaa1dc2ad7b8834c6954d44d02eed07d622dd
SSDEEP

393216:oreQYUazI1IaoL4sva6W29YEhDG07BOHtPgQhRR:QeNBBcsvq2Bz1OGQb

Score

3^/10

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

0cad4d75817cf5181c89bf958567a0e8

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
GetStdHandle
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
wcschr
wcscmp
wcslen
wcsncmp

shell32

CommandLineToArgvW
SHFileOperationW
SHGetFolderPathW

Sections

.text
Size: 108KB - Virtual size: 108KB

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: 143KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - 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: 14.1MB - Virtual size: 14.1MB

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

Sharing

General

Malware Config

Signatures

Files

0cad4d75817cf5181c89bf958567a0e8

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

shell32

Sections

.text Size: 108KB - Virtual size: 108KB

.data Size: 512B - Virtual size: 256B

.rdata Size: 11KB - Virtual size: 10KB

.eh_fram Size: 512B - Virtual size: 4B

.pdata Size: 2KB - Virtual size: 2KB

.xdata Size: 2KB - Virtual size: 2KB

.bss Size: - Virtual size: 143KB

.idata Size: 4KB - Virtual size: 3KB

.CRT Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 14.1MB - Virtual size: 14.1MB

.reloc Size: 512B - Virtual size: 144B

.text
Size: 108KB - Virtual size: 108KB

.data
Size: 512B - Virtual size: 256B

.rdata
Size: 11KB - Virtual size: 10KB

.eh_fram
Size: 512B - Virtual size: 4B

.pdata
Size: 2KB - Virtual size: 2KB

.xdata
Size: 2KB - Virtual size: 2KB

.bss
Size: - Virtual size: 143KB

.idata
Size: 4KB - Virtual size: 3KB

.CRT
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 14.1MB - Virtual size: 14.1MB

.reloc
Size: 512B - Virtual size: 144B