bootstrapper[.]exe | Triage

Sharing

General

Target

bootstrapper.exe
Size

641KB
MD5

5f7cccebd1e6d445cc87a08a85012ddd
SHA1

70779f96e6bf2d89d0fb3734d8d868cf78941229
SHA256

a0a4f7b86592cb84bcd7fc67c85eaabfede05d9ad95910c94ce8c7d528f1605d
SHA512

0f77d1f91d7ad13e68333acc78640033e56f9ce05feceec7dafcf9c0276280a9198f8c162e540fb1aae38a950d4766ca7ca86726587c418b8442b48a15346656
SSDEEP

12288:kuaOOQCnm+C0gy8XaHmnvdDWDkQ7txwxTz+Xc/FxYALvau6jIwELhj1TWq7yOLs0:kuaOOlnm+C0e+wvdDekctxSt+KypZwjz

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
bootstrapper.exe

Files

bootstrapper.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: 638KB - Virtual size: 637KB

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: 760B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ