Static task
static1
Behavioral task
behavioral1
Sample
Bootstrapper.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Bootstrapper.exe
Resource
win10v2004-20241007-en
General
-
Target
Bootstrapper.exe
-
Size
19.0MB
-
MD5
4581b2e238f1dad629dc72c168b2be8e
-
SHA1
74dce1860065aad35cb68115545bdf862bddb775
-
SHA256
233f9f88c16fb185eb91f4afc116b808eb8fa5fd0cf1b3d3a92ec6732c56314b
-
SHA512
dcea04ffffdf35107a0cd6998eaef3f91270985c80028c206f59ae7d9b193defb3089826a7d1118391f849618904fdf7e77621348531b711d2eac89f422d132a
-
SSDEEP
24576:tigOpgzfDfMSCWk6/SCOqZkHIyGigOpgzfDfMSCWk6/SCOqZkHIy:dB5CW9/SCzhycB5CW9/SCzhy
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: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 894KB - Virtual size: 893KB
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: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ