Astro[.]exe | Triage

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General

Target

Astro.exe
Size

449KB
MD5

97f5fb59ae1edf2812713a454dc2390f
SHA1

cc889b8d44ce09525bf85eb490e0d6affd9ddd9f
SHA256

29294e5fec76634497e5e91454b3113c92f12179d07e657bf8899645e1ca9169
SHA512

8a8b6dec4e77d9907c082e918d4e36c6d3674ad0c1c6d90521ad235084b80f555caac988af0457802d5bd198c4d0be342c7143d8ce8f2316837c1269090e163d
SSDEEP

3072:7M+nAO2TkLa/HlmIM6H6Twao6Z1vvOPpBiE0GxdJaebbd5cQClGX8D:7ZA6MsIMBwaJUpBiE0GxdQkulGK

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Astro.exe

Files

Astro.exe
.exe windows:6 windows x64 arch:x64

0dd538c1aa2492eddb18e86a6af00a8b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

GetFileAttributesW
CloseHandle
GetLastError
WaitForSingleObject
GetExitCodeProcess
CreateProcessW
GetModuleFileNameW
LoadResource
LockResource
SizeofResource
FindResourceW
LoadLibraryW
WriteConsoleW
CreateFileW
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
HeapReAlloc
HeapSize
SetFilePointerEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
HeapAlloc
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
LCMapStringW
GetProcessHeap

user32

wsprintfW
MessageBoxW

shell32

ShellExecuteExW

shlwapi

PathCombineW
PathRemoveFileSpecW
PathCanonicalizeW

Sections

.text
Size: 63KB - Virtual size: 62KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gehcont
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 334KB - Virtual size: 334KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0dd538c1aa2492eddb18e86a6af00a8b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

shell32

shlwapi

Sections

.text Size: 63KB - Virtual size: 62KB

.rdata Size: 41KB - Virtual size: 41KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 4KB - Virtual size: 3KB

.gehcont Size: 512B - Virtual size: 16B

.rsrc Size: 334KB - Virtual size: 334KB

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 63KB - Virtual size: 62KB

.rdata
Size: 41KB - Virtual size: 41KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 4KB - Virtual size: 3KB

.gehcont
Size: 512B - Virtual size: 16B

.rsrc
Size: 334KB - Virtual size: 334KB

.reloc
Size: 2KB - Virtual size: 1KB