ByfronBypass[.]exe | Triage

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General

Target

ByfronBypass.exe
Size

5.0MB
MD5

713726b6fd2fe2361532494b326e2808
SHA1

505c9d0e4601962bb1f775e95cb679d2ee9fd61f
SHA256

bbf58921fe6232c7090d958de3770ad6373d407e64415667cddb9fe4741d2daf
SHA512

7a4149b5348d83d870d3f94e95bfe64325c4315caa08188e1317d589ff646378c60d6b52d5e54a5b6ff2498310973339f551ed3a127dd263c7364d8b8e0ab471
SSDEEP

98304:WsYgIssWHVY1YGq9/Z9nHl7Qrsn4gCzl8x67xaKQQBQwNDmFY/H:j3HHqGHl0rA4gol8kMKvvFmF

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

Password: infected

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: 784B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ