objcopy[.]exe | Triage

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General

Target

objcopy.exe
Size

981KB
MD5

dabb43d5726da36b561bfd155be4504d
SHA1

5e145a5a20b864470a870df1645e797a0f8dbfe1
SHA256

3e01bd895a31ee7f20f938593f771a4c3ba360799f9f1f72381a8853a0ad6b45
SHA512

8348fb03934936f7bfd5a94bb3e9386865558487372fb91a70c8a84e55e79dd2dcbcc33704781547c2771d42e2dae635c46375f03b85c805d75624403fb7995e
SSDEEP

24576:2UeEmVLRKsDLfRWHObup+Fys5dPHB8e1sQsYThs:4VLRrAObup+gI1ieaYTK

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
objcopy.exe

Files

objcopy.exe
.exe windows:4 windows x86 arch:x86

1e9d41fbfd44ae4aa4f60fd24bb005bb

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetFileAttributesA
GetFullPathNameA
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetSystemTimeAsFileTime
GetTempPathA
GetTickCount
GetTimeZoneInformation
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
QueryPerformanceCounter
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery

msvcrt

__argv
__dllonexit
__doserrno
__getmainargs
__initenv
__lconv_init
__pioinfo
__set_app_type
__setusermatherr
_access
_acmdln
_amsg_exit
_cexit
_chmod
_close
_errno
_exit
_fdopen
_filelengthi64
_fileno
_fileno
_findclose
_findfirst
_findnext
_fmode
_fstati64
_fullpath
_getcwd
_initterm
_iob
_isatty
_getpid
_lock
_lseeki64
_mktemp
_mkdir
_onexit
_open
_rmdir
_snwprintf
_sopen
_stati64
_strdup
_stricmp
_strnicmp
_stricmp
_unlink
_umask
_unlock
_utime
_vsnprintf
_wcsnicmp
_write
abort
atof
atoi
calloc
ctime
exit
fclose
feof
ferror
fflush
fgetpos
fopen
fprintf
fputc
fputs
fread
free
fseek
fsetpos
ftell
fwprintf
fwrite
getc
getenv
isspace
localeconv
malloc
memchr
memcmp
memmove
memset
memcpy
printf
putc
putchar
puts
qsort
raise
rand
realloc
remove
rename
setlocale
signal
sprintf
sscanf
strcat
strchr
strcmp
strcpy
strcspn
strerror
strlen
strncat
strncmp
strncpy
strpbrk
strrchr
strspn
strstr
strtoul
strtol
time
vfprintf
vprintf
wcscpy

user32

CharLowerBuffA
MessageBoxW

Sections

.text
Size: 699KB - Virtual size: 698KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 181KB - Virtual size: 180KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 88KB - Virtual size: 87KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 19KB

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: 52B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

1e9d41fbfd44ae4aa4f60fd24bb005bb

Headers

File Characteristics

Imports

kernel32

msvcrt

user32

Sections

.text Size: 699KB - Virtual size: 698KB

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

.rdata Size: 181KB - Virtual size: 180KB

/4 Size: 88KB - Virtual size: 87KB

.bss Size: - Virtual size: 19KB

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

.CRT Size: 512B - Virtual size: 52B

.tls Size: 512B - Virtual size: 32B

.text
Size: 699KB - Virtual size: 698KB

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

.rdata
Size: 181KB - Virtual size: 180KB

/4
Size: 88KB - Virtual size: 87KB

.bss
Size: - Virtual size: 19KB

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

.CRT
Size: 512B - Virtual size: 52B

.tls
Size: 512B - Virtual size: 32B