jrubyw[.]exe | Triage

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General

Target

jrubyw.exe
Size

939KB
MD5

ec57f911978d52538a2fbd1570d1401b
SHA1

2fa44467856f9e6daaab94de212b90ae2eba821d
SHA256

c18b6ac704962a999694d9c1924bf0e0e922ec45098904210869cc2e0c8c3e68
SHA512

eb73d2d0c44152708cc103e5f850b928b7de97ba2f28273e6731df7fbcdfa253e18d68472d366167abb9e4cb95b70a425c4e67d248a3bd5491666fe5a16d5516
SSDEEP

12288:z4tSGp2Cgbg4ad7AnAAzSEBdyvz0Pw0P1U162RntPP+Kms79f1:ctSGp2dkXWSTgtEn+A7t1

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
jrubyw.exe

Files

jrubyw.exe
.exe windows:4 windows x86 arch:x86

796ad5d3f45ceedcd83d1bacf3db1c5b

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

OpenProcessToken
RegCloseKey
RegOpenKeyExA
RegQueryValueExA
SetTokenInformation

kernel32

AllocConsole
CloseHandle
CreateSemaphoreW
DeleteCriticalSection
DeleteFileA
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileA
FindNextFileA
FormatMessageA
FreeLibrary
GetCommandLineA
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
GetVersionExA
InitializeCriticalSection
InterlockedDecrement
InterlockedExchange
InterlockedIncrement
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
LocalFree
MultiByteToWideChar
ReleaseSemaphore
SetLastError
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte

msvcrt

_fdopen
_fstat
_lseek
_read
_strdup
_stricoll
_write
__getmainargs
__mb_cur_max
__p__environ
__p__fmode
__set_app_type
_cexit
_errno
_filbuf
_flsbuf
_fpreset
_fullpath
_iob
_isctype
_onexit
_pctype
_setmode
_snprintf
abort
atexit
atoi
calloc
fclose
fflush
fopen
fprintf
fputc
fputs
fread
free
fseek
ftell
fwrite
getenv
getwc
iswctype
localeconv
malloc
mbstowcs
memchr
memcmp
memcpy
memmove
memset
putwc
realloc
setlocale
setvbuf
signal
sprintf
strchr
strcmp
strcoll
strerror
strftime
strlen
strncat
strtod
strtoul
strxfrm
tolower
towlower
towupper
ungetc
ungetwc
vfprintf
wcscoll
wcsftime
wcslen
wcstombs
wcsxfrm

user32

MessageBoxA

Sections

.text
Size: 646KB - Virtual size: 645KB

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: 42KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.eh_fram
Size: 227KB - Virtual size: 227KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 2KB

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: 24B

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

.rsrc
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

796ad5d3f45ceedcd83d1bacf3db1c5b

Headers

File Characteristics

Imports

advapi32

kernel32

msvcrt

user32

Sections

.text Size: 646KB - Virtual size: 645KB

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

.rdata Size: 42KB - Virtual size: 42KB

.eh_fram Size: 227KB - Virtual size: 227KB

.bss Size: - Virtual size: 2KB

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

.CRT Size: 512B - Virtual size: 24B

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

.rsrc Size: 10KB - Virtual size: 10KB

.text
Size: 646KB - Virtual size: 645KB

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

.rdata
Size: 42KB - Virtual size: 42KB

.eh_fram
Size: 227KB - Virtual size: 227KB

.bss
Size: - Virtual size: 2KB

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

.CRT
Size: 512B - Virtual size: 24B

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

.rsrc
Size: 10KB - Virtual size: 10KB