Loader[.]exe | Triage

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General

Target

Loader.exe
Size

493KB
MD5

aa41d3e17b86d057c29d6a382e59584b
SHA1

c7d540e36f93a3384cb6701c9851419659926463
SHA256

c752d9a49e77b01c1d15e26f4cf5b66e0919ad0cb501fee3ab608c47fb18ceac
SHA512

46306c1ff09250c0c6482c325fb600934cc776b81d8a7a4bf2ec2fa1dd32d9f961dc587a8fad3e2af1315a0431555519442ff8545275d689f0b3ea2a64a9d280
SSDEEP

6144:PGynmALS+3KnkJ2Rur26KVu5iEQHyXiv0v1A6+ST/+jumogOKWetND7tSXi9idL:PPmlVkEIit3kS8ld2NBddidL

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Loader.exe

Files

Loader.exe
.exe windows:4 windows x64 arch:x64

73e714634472565f0a646e6cb4c95e85

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_LARGE_ADDRESS_AWARE

Imports

kernel32

CreateThread
DeleteCriticalSection
EnterCriticalSection
GetLastError
GetStartupInfoA
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualAlloc
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte
lstrcatA

msvcrt

__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_commode
_errno
_fmode
_initterm
_lock
_onexit
_unlock
abort
calloc
exit
fprintf
fputc
free
fwrite
localeconv
malloc
mbstowcs_s
memcpy
memmove
memset
signal
strerror
strlen
strncmp
vfprintf
wcslen

ws2_32

WSACleanup
WSAGetLastError
WSAStartup
closesocket
connect
freeaddrinfo
getaddrinfo
recv
send
shutdown
socket

Sections

.text
Size: 28KB - Virtual size: 28KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 272B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

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: 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

.reloc
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/4
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 281KB - Virtual size: 280KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 66KB - Virtual size: 66KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/92
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

73e714634472565f0a646e6cb4c95e85

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

ws2_32

Sections

.text Size: 28KB - Virtual size: 28KB

.data Size: 512B - Virtual size: 272B

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

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

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

.bss Size: - Virtual size: 2KB

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

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

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

.reloc Size: 512B - Virtual size: 148B

/4 Size: 2KB - Virtual size: 1KB

/19 Size: 281KB - Virtual size: 280KB

/31 Size: 15KB - Virtual size: 14KB

/45 Size: 31KB - Virtual size: 30KB

/57 Size: 6KB - Virtual size: 5KB

/70 Size: 2KB - Virtual size: 2KB

/81 Size: 66KB - Virtual size: 66KB

/92 Size: 4KB - Virtual size: 3KB

.text
Size: 28KB - Virtual size: 28KB

.data
Size: 512B - Virtual size: 272B

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

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

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

.bss
Size: - Virtual size: 2KB

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

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

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

.reloc
Size: 512B - Virtual size: 148B

/4
Size: 2KB - Virtual size: 1KB

/19
Size: 281KB - Virtual size: 280KB

/31
Size: 15KB - Virtual size: 14KB

/45
Size: 31KB - Virtual size: 30KB

/57
Size: 6KB - Virtual size: 5KB

/70
Size: 2KB - Virtual size: 2KB

/81
Size: 66KB - Virtual size: 66KB

/92
Size: 4KB - Virtual size: 3KB