ByfronBypass[.]exe | Triage

Sharing

Copy URL Twitter E-mail

General

Target

ByfronBypass.exe
Size

636KB
MD5

f5dc3605187c8386e31e19799b296527
SHA1

699f088c79f2141eebb8bc69c311defc24227038
SHA256

f08217b78df01a2afd497001ac384e9082c6c871f8c1220cc177bf148d7d8bc8
SHA512

c3787c603b7674ff1e3eb955279bb73f17e4527f397eefd3ab48878ca7f705f97a9e110f1d6a3f79e56317f2d92d874beaf3051c58c4b5674603ec6d912b7137
SSDEEP

12288:9f4WV/ps0CSqJ0b9EYzpnqXl1mifLJAZ42qqRG:9fp/ps0CSVb9EuqnLJAZSqo

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
ByfronBypass.exe

Files

ByfronBypass.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: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 632KB - Virtual size: 632KB

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: 768B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ