ol-winlegacy[.]exe

Sharing

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General

Target

ol-winlegacy.exe
Size

741KB
MD5

5002d8146ebe64575226700908812c75
SHA1

209f6d297cce19fc3bb5965d2d3a36c90d7bf652
SHA256

2c646e8eff917591a3e01ad3e43817f0bd0eb78933dccf573bb46f81875e5db0
SHA512

a6dfb5b6ea2c438c623e622b6c4bddb2320e3dd885af3ae5d6ebfd43f31bc072c262831d51c4e171f4d632d926b398494bb2649226abe01071dcb86d3ce3daa8
SSDEEP

12288:l5QAscAim9UJH13bgXv53iH78hZbGSKaUd:lts6lzgXRfI

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
ol-winlegacy.exe

Files

ol-winlegacy.exe
.exe windows:4 windows x86 arch:x86

886936b65c03f8623938c1a577d96a58

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

CreatePipe
CreateProcessA
DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetCurrentProcessId
GetFileAttributesA
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
QueryPerformanceCounter
QueryPerformanceFrequency
SetEnvironmentVariableA
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery

msvcrt

__getmainargs
__initenv
__p__acmdln
__p__commode
__p__fmode
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_environ
_errno
_findclose
_fullpath
_initterm
_iob
_onexit
abort
calloc
exit
fprintf
free
fwrite
getenv
malloc
memcpy
realloc
rename
signal
strcpy
strerror
strlen
strncmp
strncpy
vfprintf
_fstat
_findnext
_findfirst
_write
_unlink
_umask
_rmdir
_read
_open
_mkdir
_lseek
_isatty
_getpid
_getcwd
_execv
_dup2
_close
_chdir

ws2_32

WSACleanup
WSAStartup
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
htonl
htons
listen
recvfrom
sendto
setsockopt
socket

Sections

.text
Size: 24KB - Virtual size: 23KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 612B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 583KB - Virtual size: 582KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 252B

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: 48B

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

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/14
Size: 1024B - Virtual size: 784B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/29
Size: 51KB - Virtual size: 50KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/41
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/55
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/67
Size: 1024B - Virtual size: 775B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/78
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/94
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/110
Size: 512B - Virtual size: 452B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

886936b65c03f8623938c1a577d96a58

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

ws2_32

Sections

.text Size: 24KB - Virtual size: 23KB

.data Size: 1024B - Virtual size: 612B

.rdata Size: 583KB - Virtual size: 582KB

/4 Size: 4KB - Virtual size: 3KB

.bss Size: - Virtual size: 252B

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

.CRT Size: 512B - Virtual size: 48B

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

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

/14 Size: 1024B - Virtual size: 784B

/29 Size: 51KB - Virtual size: 50KB

/41 Size: 9KB - Virtual size: 8KB

/55 Size: 15KB - Virtual size: 14KB

/67 Size: 1024B - Virtual size: 775B

/78 Size: 4KB - Virtual size: 4KB

/94 Size: 3KB - Virtual size: 3KB

/110 Size: 512B - Virtual size: 452B

.text
Size: 24KB - Virtual size: 23KB

.data
Size: 1024B - Virtual size: 612B

.rdata
Size: 583KB - Virtual size: 582KB

/4
Size: 4KB - Virtual size: 3KB

.bss
Size: - Virtual size: 252B

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

.CRT
Size: 512B - Virtual size: 48B

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

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

/14
Size: 1024B - Virtual size: 784B

/29
Size: 51KB - Virtual size: 50KB

/41
Size: 9KB - Virtual size: 8KB

/55
Size: 15KB - Virtual size: 14KB

/67
Size: 1024B - Virtual size: 775B

/78
Size: 4KB - Virtual size: 4KB

/94
Size: 3KB - Virtual size: 3KB

/110
Size: 512B - Virtual size: 452B