Byfron-Bypass[.]exe | Triage

Sharing

General

Target

Byfron-Bypass.exe
Size

5.0MB
MD5

c81073ed3264ae8c3f48eeb41ba932b6
SHA1

d9363a691ef0f606b0079ea3201f3e13d3b1d00a
SHA256

42d8c02907b614cfb47303499c9a15aec7f2ba6b06b13f383ffc829f69316801
SHA512

942bf891eb28a4c0c9d74bed866d135bae962e7af070baf4cd485d54d6832decc16af77a8a1073cec0aaf97fd3287ce8569e31b9441e3a23ba6af7a60fea8b08
SSDEEP

98304:O0qTsdE60NgRHB4SH3kWylXAdFquyFJef6Ok8lXp+niWUBz1/zEdH5nMWyaQ:/pdl0MB4SH3kW6XATl9f9k8+nzUBz1/3

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Byfron-Bypass.exe

Files

Byfron-Bypass.exe
.exe windows:4 windows x86 arch:x86

a9c887a4f18a3fede2cc29ceea138ed3

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

msvcrt

malloc
memset
strcmp
strcpy
getenv
sprintf
fopen
fwrite
fclose
__argc
__argv
_environ
_XcptFilter
__set_app_type
_controlfp
__getmainargs
exit

shell32

ShellExecuteA

kernel32

SetUnhandledExceptionFilter

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 5.0MB - Virtual size: 5.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 4B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 752B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ