zx[.]exe | Triage

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General

Target

zx.exe
Size

5.4MB
MD5

00ddee7f37fc5e215a882fc4087dbddc
SHA1

d037493f7241be289fe2bda32463fce91fe1b0ba
SHA256

ee29c2f2024806574391a1da48d9e38575cc93f9cbf57c9778e0e9bd7af5c45b
SHA512

ea8d2690bd262f7e31491851fad63f1df02e7c898d27b4b6cc17a91862b7209ad198c91793d30370c9a6f0d5c6c46105c4a2b43a9794091b9bff9f089fc48f2b
SSDEEP

98304:JSsnkpppRTS1x+fxxPC1NiUySli0QRG3GybVfxSM:J5nwpzgx+5s1MBYQY3Gyhfx

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
zx.exe

Files

zx.exe
.exe windows x64

f7505c167603909b7180406402fef19e

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_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

CloseHandle
CreateSemaphoreW
DeleteCriticalSection
EnterCriticalSection
GetCurrentThreadId
GetLastError
GetStartupInfoA
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
RaiseException
ReleaseSemaphore
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetLastError
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte

msvcrt

__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_commode
_errno
_fmode
_initterm
_onexit
_wcsicmp
_wcsnicmp
abort
calloc
exit
fprintf
fputc
fputs
fputwc
free
fwprintf
fwrite
localeconv
malloc
memcpy
memset
realloc
signal
strcmp
strerror
strlen
strncmp
vfprintf
wcscat
wcscpy
wcslen
wcsncmp
wcsstr

Sections

.text
Size: 97KB - Virtual size: 97KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 5.3MB - Virtual size: 5.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 5KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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

.rsrc
Size: 1024B - Virtual size: 896B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 816B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f7505c167603909b7180406402fef19e

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 97KB - Virtual size: 97KB

.data Size: 5.3MB - Virtual size: 5.3MB

.rdata Size: 13KB - Virtual size: 13KB

.pdata Size: 4KB - Virtual size: 4KB

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

.bss Size: - Virtual size: 5KB

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

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

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

.rsrc Size: 1024B - Virtual size: 896B

.reloc Size: 1024B - Virtual size: 816B

.text
Size: 97KB - Virtual size: 97KB

.data
Size: 5.3MB - Virtual size: 5.3MB

.rdata
Size: 13KB - Virtual size: 13KB

.pdata
Size: 4KB - Virtual size: 4KB

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

.bss
Size: - Virtual size: 5KB

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

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

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

.rsrc
Size: 1024B - Virtual size: 896B

.reloc
Size: 1024B - Virtual size: 816B