massdns[.]exe[.]2

Sharing

Copy URL Twitter E-mail

General

Target

massdns.exe.2
Size

259KB
MD5

4e2232b1ad2d067296365cbf0fc93b3f
SHA1

72c08372d2d968a0424fb4a9aeef8c3a7aabbde8
SHA256

88f96f63e86e86b42ec0ee2ac6abfc6cceeeeb0c256386f2fa8c214ef6eb4ac8
SHA512

80b4b79c20e36579ddec6e4527e63df7fe03f06e4df26909c13c65a1d126e553af16f43b4d9164d023765f2a0ff5c4ff3cdc2cbd5ff3f739e471071a862c825a
SSDEEP

6144:bopekAsHBMswgU6RQ+Sz9UJ+i3g+C+0+Mjako6aaUqjAjqtfuvrsqBAOx:bQdhMsweRRLC+i3VUvrsqBAOx

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
massdns.exe.2

Files

massdns.exe.2
.exe windows:4 windows x64 arch:x64

325a8ac06f7abbf6c518d7513969d014

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

Imports

cygwin1

__assert_func
__cxa_atexit
__errno
__getreent
__locale_ctype_ptr
__main
__stack_chk_fail
__stack_chk_guard
_dll_crt0
_impure_ptr
abort
atoi
bind
bzero
calloc
clock_gettime
close
cygwin_detach_dll
cygwin_internal
dll_dllcrt0
exit
fclose
fcntl
fflush
fgets
fopen
fork
fprintf
fputc
fputs
fread
free
fseek
ftell
fwrite
geteuid
getgrnam
getpid
getpwnam
inet_ntop
inet_pton
isatty
kill
malloc
memcmp
memcpy
perror
pipe
posix_memalign
read
realloc
recvfrom
sendto
setgid
setsockopt
setuid
signal
snprintf
socket
sprintf
strcasecmp
strchr
strcmp
strerror
strlen
strtoul
strtoull
time
tolower
vfprintf
write

kernel32

GetModuleHandleA

Sections

.text
Size: 65KB - Virtual size: 64KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.buildid
Size: 512B - Virtual size: 53B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 3.0MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

/4
Size: 1024B - Virtual size: 608B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 121KB - Virtual size: 121KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 1024B - Virtual size: 736B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

325a8ac06f7abbf6c518d7513969d014

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

cygwin1

kernel32

Sections

.text Size: 65KB - Virtual size: 64KB

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

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

.buildid Size: 512B - Virtual size: 53B

.pdata Size: 2KB - Virtual size: 1KB

.xdata Size: 2KB - Virtual size: 1KB

.bss Size: - Virtual size: 3.0MB

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

.rsrc Size: 1KB - Virtual size: 1KB

/4 Size: 1024B - Virtual size: 608B

/19 Size: 121KB - Virtual size: 121KB

/31 Size: 6KB - Virtual size: 6KB

/45 Size: 8KB - Virtual size: 7KB

/57 Size: 1024B - Virtual size: 736B

/70 Size: 1KB - Virtual size: 1KB

/81 Size: 2KB - Virtual size: 1KB

.text
Size: 65KB - Virtual size: 64KB

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

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

.buildid
Size: 512B - Virtual size: 53B

.pdata
Size: 2KB - Virtual size: 1KB

.xdata
Size: 2KB - Virtual size: 1KB

.bss
Size: - Virtual size: 3.0MB

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

.rsrc
Size: 1KB - Virtual size: 1KB

/4
Size: 1024B - Virtual size: 608B

/19
Size: 121KB - Virtual size: 121KB

/31
Size: 6KB - Virtual size: 6KB

/45
Size: 8KB - Virtual size: 7KB

/57
Size: 1024B - Virtual size: 736B

/70
Size: 1KB - Virtual size: 1KB

/81
Size: 2KB - Virtual size: 1KB