Static task
static1
Behavioral task
behavioral1
Sample
BootStrapper.exe
Resource
win10v2004-20240426-en
General
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Target
BootStrapper.exe
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Size
172KB
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MD5
b39f03ec65e160fa650a334f23fbf4ce
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SHA1
a6c7df0c9f13f3957b1cc4b08f10076fb150a0ce
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SHA256
2cfa79782d5720680721ceba226d34dbf6a0a40b2a89e806a2b5d434ed30a62f
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SHA512
d636b77c02c63716800db1beb8e4d63154ffbcd78b0abc6b8c1fafddf3d30e6ae57985b6565e0b7d960d67f6804bb637ffed1c2298fdec53d8bd40c40baeb6a1
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SSDEEP
3072:kCcgU0lSE2Vw/jdTsvJNVNtcA2lXky01wWkf3+Jptd3mfqwpTGhK0CD1:kCPU68UovJNVv2lXFZ/sp8g
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource BootStrapper.exe
Files
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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: 168KB - Virtual size: 168KB
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