Static task
static1
Behavioral task
behavioral1
Sample
Astro.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Astro.exe
Resource
win10v2004-20230915-en
General
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Target
Astro.exe
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Size
1.5MB
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MD5
168b468f7327da0094dfe35d4b7f0de5
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SHA1
9a42deb4f996e510f1bfaa71e4ba27435b617756
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SHA256
d4c8e3405987a005112079fac3c3e971257601103dc48d7bbd5ce690308dccec
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SHA512
30e7cad45da773b806eece242fe4ff6f34cdec0eefce392650a6bd1db746725b1e0eea793cad0e558eb58c030733d8ed1313a01ae39b55c114113743346c87f2
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SSDEEP
12288:Da8ol7VYRxJtt8gt8lMhxJJycqfXDNpiRggAYRxJdt8At8FMhxJLKUMDNp:vzPffy1DMDfv4D
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Astro.exe
Files
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Astro.exe.exe windows:4 windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 570KB - Virtual size: 570KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 262KB - Virtual size: 261KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.text Size: 405KB - Virtual size: 404KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 262KB - Virtual size: 261KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ