Static task
static1
Behavioral task
behavioral1
Sample
BootstrapperNew.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
BootstrapperNew.exe
Resource
win10v2004-20250217-en
General
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Target
BootstrapperNew.exe
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Size
2.9MB
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MD5
afc3d1344bdaf253fbfa774c1bbace0a
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SHA1
adf47d0df0c94564c559da98500e7e19165a9cea
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SHA256
a84273c5deb772a3c6d1e32e2c017136d734f82c160c6554eb0d7fed8203eb0c
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SHA512
623839618cbb3f06b06b920bee1908a005cba8432b1c04170397a7ab959fd038c8221c82d3e972dfaacaf791ddcb9384fc49a95d8f52fa90f4f778ba188d2064
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SSDEEP
49152:kVvs4yZZB2bs5dbMZfaFs+mVZgAnu6aTlFCtx3RH4leIu/UGTB0KZR6KTPCdB:kVvs4yZX2bs5dbMirIZgAnKTlFEwAvzy
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource BootstrapperNew.exe
Files
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BootstrapperNew.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: 2.9MB - Virtual size: 2.9MB
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