Static task
static1
Behavioral task
behavioral1
Sample
AxInstUI.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
AxInstUI.exe
Resource
win10v2004-20230220-en
General
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Target
AxInstUI.exe
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Size
56KB
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MD5
33fede4fd0b04172f98ba34a9f3da589
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SHA1
5247e2d0e741db3167d20973eee2231562a821e7
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SHA256
267b4774e58874d084f9148a658b4c310af6cc99d48f6ed460e346a97a27db33
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SHA512
ea7379f966bbe28b61ff920315034353e92a9b732f4030aaedbca4d95a3f80dddbd3007e5590b999bc46c9fe3985afb0bdcd55a98a0bccda041053834a2c7492
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SSDEEP
384:IeTMW7P5EPW1xq3UZU9a1xq3UZU9oUW6IWC:ISfxgUZU9QZU9jU
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource AxInstUI.exe
Files
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AxInstUI.exe.exe windows x86
ab6176cdcf9cf1a0de31463cadc1e133
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
CreateFileW
GetCommandLineW
GetCurrentProcess
TerminateProcess
GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
QueryPerformanceCounter
GetModuleHandleA
SetUnhandledExceptionFilter
GetStartupInfoW
InterlockedCompareExchange
Sleep
InterlockedExchange
UnhandledExceptionFilter
GetLastError
LocalFree
CloseHandle
user32
IsWindow
msvcrt
_controlfp
_except_handler4_common
?terminate@@YAXXZ
__set_app_type
__p__fmode
__p__commode
_amsg_exit
_initterm
_wcmdln
exit
_XcptFilter
_exit
_cexit
__wgetmainargs
swscanf_s
memset
__setusermatherr
ole32
CoUninitialize
CoInitializeEx
shell32
CommandLineToArgvW
wintrust
WTHelperGetProvSignerFromChain
WTHelperProvDataFromStateData
WTHelperGetProvCertFromChain
WinVerifyTrust
crypt32
CertFreeCertificateContext
CertFindCertificateInStore
CertControlStore
CertOpenStore
CertGetCertificateContextProperty
CertCloseStore
Sections
.text Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 896B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 49KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 750B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ