nslookup[.]exe

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General

Target

nslookup.exe
Size

3.5MB
MD5

8ba3d0a1644dd0c500cb9b5711a49075
SHA1

d61daa1d00a9fc7daeceb3ad0ade5fb86162722c
SHA256

54daf89aa3776125914b24afe9c24b16f8bf92c87ccb954b2a4963cccedfcecd
SHA512

3b06d7523e6de94575f88560ffa24b9f2463e459660c4cdd87a45790813c607f1da092694d2fcb48deda27191f4067121851b423117ee285e7efab7d65a828b6
SSDEEP

98304:1vBllU3QaTp4uF1FPzWkxA8ToX3CtHdDwn:NDOlWEToX389k

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
nslookup.exe

Files

nslookup.exe
.exe windows:4 windows x64 arch:x64

6d202c3810d03f7e3764b68c4d73109f

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

CreateSemaphoreW
DeleteCriticalSection
EnterCriticalSection
GetLastError
GetStartupInfoW
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
ReleaseSemaphore
SetLastError
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
VirtualProtect
VirtualQuery
WaitForSingleObject

msvcrt

__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__iob_func
__set_app_type
__setusermatherr
__wgetmainargs
__winitenv
_amsg_exit
_assert
_cexit
_commode
_errno
_fmode
_initterm
_onexit
_wcmdln
_wcsicmp
_wgetenv
abort
calloc
exit
fprintf
fputwc
free
fwprintf
fwrite
localeconv
malloc
memcpy
memset
realloc
signal
strerror
strlen
strncmp
vfprintf
wcscat
wcscpy
wcslen
wcsncmp
wcsstr

Sections

.text
Size: 41KB - Virtual size: 40KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3.4MB - Virtual size: 3.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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: 3KB

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

.CRT
Size: 512B - Virtual size: 104B

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: 512B - Virtual size: 140B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6d202c3810d03f7e3764b68c4d73109f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 41KB - Virtual size: 40KB

.data Size: 3.4MB - Virtual size: 3.4MB

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

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

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

.bss Size: - Virtual size: 3KB

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

.CRT Size: 512B - Virtual size: 104B

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

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

.reloc Size: 512B - Virtual size: 140B

.text
Size: 41KB - Virtual size: 40KB

.data
Size: 3.4MB - Virtual size: 3.4MB

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

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

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

.bss
Size: - Virtual size: 3KB

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

.CRT
Size: 512B - Virtual size: 104B

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

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

.reloc
Size: 512B - Virtual size: 140B