C2sfAessE[.]exe

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General

Target

C2sfAessE.exe
Size

31.3MB
MD5

ab658a084be0d76fb183d43e8d78022b
SHA1

e0443271390ea801349db3028baeb59bba642b70
SHA256

39bc919c6c9432b6831df2c612b59d782a00b7c4e7196e5acba9c5243f13c4ec
SHA512

453dca0300fb8f9f2dfc02cd3737314c9f92e163024988d1a0d4f6a3509729f19d011f87ee2ee0d786963da09efccb31c949490e847f012445f395b66b631344
SSDEEP

786432:2gXllcynlbZuRjuMGsy0gy4obTiJ32BWuGe:lllxllJERb+le

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
C2sfAessE.exe

Files

C2sfAessE.exe
.exe windows:4 windows x64 arch:x64

136c2b04aed0d667b0a58b05e7fc512a

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_LARGE_ADDRESS_AWARE

Imports

advapi32

GetUserNameW

kernel32

AddVectoredExceptionHandler
CloseHandle
CopyFileW
CreateDirectoryW
CreateFileA
CreateFileW
CreateHardLinkW
CreatePipe
CreateProcessW
CreateSymbolicLinkW
CreateThread
DebugBreak
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
ExitThread
ExpandEnvironmentStringsW
FileTimeToSystemTime
FindClose
FindFirstFileW
FindNextFileW
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GenerateConsoleCtrlEvent
GetComputerNameW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentThread
GetCurrentThreadId
GetEnvironmentStringsW
GetEnvironmentVariableA
GetExitCodeProcess
GetExitCodeThread
GetFileAttributesW
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleA
GetProcAddress
GetStartupInfoW
GetStdHandle
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadContext
GetTickCount
GlobalAlloc
GlobalFree
InitializeCriticalSection
IsDebuggerPresent
LeaveCriticalSection
LoadLibraryA
LoadLibraryW
MultiByteToWideChar
PeekNamedPipe
QueryPerformanceCounter
QueryPerformanceFrequency
ReadConsoleW
ReadFile
RemoveDirectoryW
ResumeThread
SetConsoleMode
SetConsoleOutputCP
SetFilePointer
SetHandleInformation
SetLastError
SetUnhandledExceptionFilter
Sleep
SuspendThread
SystemTimeToTzSpecificLocalTime
TerminateProcess
TlsGetValue
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte
WriteFile

ucrtbase

__C_specific_handler
__acrt_iob_func
__daylight
__intrinsic_setjmpex
__p___argc
__p___argv
__p___wargv
__p__commode
__p__environ
__p__fmode
__p__wcmdln
__p__wenviron
__setusermatherr
__stdio_common_vfprintf
__stdio_common_vfwprintf
__stdio_common_vsprintf
__timezone
__tzname
_beginthreadex
_cexit
_chmod
_chsize_s
_close
_configure_narrow_argv
_configure_wide_argv
_crt_at_quick_exit
_crt_atexit
_endthreadex
_errno
_execve
_execvp
_fdopen
_fileno
_fseeki64
_get_osfhandle
_getpid
_gmtime64
_initialize_narrow_environment
_initialize_wide_environment
_initterm
_localtime64
_mktime64
_open
_putenv
_read
_set_app_type
_set_invalid_parameter_handler
_set_new_mode
_stat64
_time64
_tzset
_utime64
_waccess
_wchdir
_wfopen
_wfreopen
_wgetcwd
_wgetenv
_wremove
_wrename
_write
_wstat64
_wsystem
abort
atoi
atol
calloc
exit
fclose
feof
ferror
fflush
fopen
fread
free
freopen
fseek
ftell
fwrite
getc
getenv
islower
isspace
isupper
malloc
memcmp
memcpy
memmove
memset
qsort
realloc
remove
rewind
setbuf
signal
strerror
strlen
strncmp
wcslen

user32

MessageBoxA

Sections

.text
Size: 142KB - Virtual size: 141KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 190KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 7KB - Virtual size: 6KB

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

.reloc
Size: 512B - Virtual size: 328B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/14
Size: 512B - Virtual size: 80B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/29
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/41
Size: 512B - Virtual size: 175B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/55
Size: 512B - Virtual size: 164B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/67
Size: 512B - Virtual size: 131B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/78
Size: 512B - Virtual size: 399B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

136c2b04aed0d667b0a58b05e7fc512a

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

ucrtbase

user32

Sections

.text Size: 142KB - Virtual size: 141KB

.data Size: 6KB - Virtual size: 6KB

.rdata Size: 25KB - Virtual size: 25KB

/4 Size: 512B - Virtual size: 4B

.pdata Size: 3KB - Virtual size: 2KB

.xdata Size: 3KB - Virtual size: 2KB

.bss Size: - Virtual size: 190KB

.idata Size: 7KB - Virtual size: 6KB

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

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

.reloc Size: 512B - Virtual size: 328B

/14 Size: 512B - Virtual size: 80B

/29 Size: 4KB - Virtual size: 3KB

/41 Size: 512B - Virtual size: 175B

/55 Size: 512B - Virtual size: 164B

/67 Size: 512B - Virtual size: 131B

/78 Size: 512B - Virtual size: 399B

.text
Size: 142KB - Virtual size: 141KB

.data
Size: 6KB - Virtual size: 6KB

.rdata
Size: 25KB - Virtual size: 25KB

/4
Size: 512B - Virtual size: 4B

.pdata
Size: 3KB - Virtual size: 2KB

.xdata
Size: 3KB - Virtual size: 2KB

.bss
Size: - Virtual size: 190KB

.idata
Size: 7KB - Virtual size: 6KB

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

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

.reloc
Size: 512B - Virtual size: 328B

/14
Size: 512B - Virtual size: 80B

/29
Size: 4KB - Virtual size: 3KB

/41
Size: 512B - Virtual size: 175B

/55
Size: 512B - Virtual size: 164B

/67
Size: 512B - Virtual size: 131B

/78
Size: 512B - Virtual size: 399B