gzip[.]exe | Triage

General

Target

gzip.exe
Size

66KB
MD5

bf2aaf579a213e86903031a3f95050e2
SHA1

5108786e02247c7df6906625a2873ddac5f125be
SHA256

68d870c12f8319a1826e777d447185b70e65eb2c9d74ba7c1954d9f57d5f90c7
SHA512

3b290a178d5eb4ea0e5e2284d90945bbdd2fa6c3407162ce93684e7127152431264d300183f33be8b35c45fa557ad1ba7858b9dee51b9703ceb00c50b39e3821
SSDEEP

768:u55uaCxt73FVj6FR0ISa0ngezXXlHdYqnSTGeu4T8xhyUoHxMHSXc:uP10hPasgezHhCqnSTGeuGmhOHxMH1

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
gzip.exe

Files

gzip.exe
.exe windows:4 windows x86 arch:x86

080cc7a97f8a8f0640be9ffce9ed265d

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

kernel32

ExitProcess
GetFileAttributesA
GetLastError
SetUnhandledExceptionFilter

msvcrt

__getmainargs
__mb_cur_max
__p__environ
__p__fmode
__set_app_type
_cexit
_chmod
_close
_dup
_errno
_exit
_filbuf
_findclose
_findfirst
_findnext
_flsbuf
_fstati64
_fullpath
_iob
_isatty
_isctype
_lseeki64
_onexit
_open
_pctype
_read
_setmode
_stati64
_unlink
_utime
_write
atexit
atoi
calloc
exit
fflush
fprintf
fputc
free
fwrite
getenv
localtime
malloc
memcpy
memmove
memset
perror
printf
putchar
puts
raise
realloc
signal
strcat
strchr
strcmp
strcpy
strcspn
strerror
strlen
strncmp
strrchr
strspn
tolower
vfprintf

Sections

.text
Size: 51KB - Virtual size: 50KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 324KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

080cc7a97f8a8f0640be9ffce9ed265d

Headers

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 51KB - Virtual size: 50KB

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

.rdata Size: 5KB - Virtual size: 5KB

.bss Size: - Virtual size: 324KB

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

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

.text
Size: 51KB - Virtual size: 50KB

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

.rdata
Size: 5KB - Virtual size: 5KB

.bss
Size: - Virtual size: 324KB

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

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