server_multithreading[.]exe

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General

Target

server_multithreading.exe
Size

286KB
MD5

0ea4e549da394d8a08b8b7e1e6dd2ede
SHA1

a209374e14efb814bb8dfb06bd5c03f67166a03c
SHA256

00ce23572999f752df646109898977ed1e00bf82930d224e3f916e88bcb0be8c
SHA512

f060f1a2499ceed705becb320f43570e5e8713f88ba2328d907414f47f8d60ddced696ba4ac3df495db1f3fe1b731783220e43975ff43aca1b5b5c4b20029a5c
SSDEEP

6144:ZXG8YZHcWtAUbK7Kmk0e6tno0JN/YakvnY:YpA4Jmk0emnoQmQ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
server_multithreading.exe

Files

server_multithreading.exe
.exe windows x86

ac395513bbd571fb6b0a7d48432b6d89

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

wfapi

WFVirtualChannelOpen
WFVirtualChannelClose
WFVirtualChannelWrite
WFVirtualChannelRead
WFVirtualChannelQuery

ws2_32

WSACleanup
WSAGetLastError
WSAIoctl
WSARecv
WSASend
WSAStartup
bind
closesocket
freeaddrinfo
getaddrinfo
getpeername
htonl
htons
ioctlsocket
listen
ntohl
ntohs
send
setsockopt
socket

kernel32

CloseHandle
CreateIoCompletionPort
CreateThread
DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetLastError
GetModuleHandleA
GetModuleHandleW
GetProcAddress
GetQueuedCompletionStatus
GetStartupInfoA
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
MultiByteToWideChar
PostQueuedCompletionStatus
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte

msvcrt

__getmainargs
__initenv
__lconv_init
__mb_cur_max
__p__acmdln
__p__commode
__p__fmode
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_errno
_initterm
_iob
_lock
_onexit
_unlock
abort
atoi
calloc
exit
fprintf
fputc
free
fwrite
localeconv
malloc
memcpy
memset
realloc
setlocale
signal
strchr
strcpy_s
strerror
strlen
strncmp
strncpy
vfprintf
wcslen
_itoa

Sections

.text
Size: 58KB - Virtual size: 58KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 88B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 4KB - Virtual size: 4KB

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: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 52B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

/14
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/29
Size: 68KB - Virtual size: 68KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/41
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/55
Size: 30KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/67
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/80
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/91
Size: 38KB - Virtual size: 38KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/102
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ac395513bbd571fb6b0a7d48432b6d89

Headers

File Characteristics

Imports

wfapi

ws2_32

kernel32

msvcrt

Sections

.text Size: 58KB - Virtual size: 58KB

.data Size: 512B - Virtual size: 88B

.rdata Size: 9KB - Virtual size: 8KB

/4 Size: 4KB - Virtual size: 4KB

.bss Size: - Virtual size: 2KB

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

.CRT Size: 512B - Virtual size: 52B

.tls Size: 512B - Virtual size: 8B

/14 Size: 1KB - Virtual size: 1KB

/29 Size: 68KB - Virtual size: 68KB

/41 Size: 12KB - Virtual size: 12KB

/55 Size: 30KB - Virtual size: 29KB

/67 Size: 5KB - Virtual size: 4KB

/80 Size: 2KB - Virtual size: 1KB

/91 Size: 38KB - Virtual size: 38KB

/102 Size: 3KB - Virtual size: 2KB

.text
Size: 58KB - Virtual size: 58KB

.data
Size: 512B - Virtual size: 88B

.rdata
Size: 9KB - Virtual size: 8KB

/4
Size: 4KB - Virtual size: 4KB

.bss
Size: - Virtual size: 2KB

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

.CRT
Size: 512B - Virtual size: 52B

.tls
Size: 512B - Virtual size: 8B

/14
Size: 1KB - Virtual size: 1KB

/29
Size: 68KB - Virtual size: 68KB

/41
Size: 12KB - Virtual size: 12KB

/55
Size: 30KB - Virtual size: 29KB

/67
Size: 5KB - Virtual size: 4KB

/80
Size: 2KB - Virtual size: 1KB

/91
Size: 38KB - Virtual size: 38KB

/102
Size: 3KB - Virtual size: 2KB