Static task
static1
Behavioral task
behavioral1
Sample
updater.exe
Resource
win7-20230220-en
General
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Target
updater.exe
-
Size
2.2MB
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MD5
5a979eb07609d6aa056abad0305f398c
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SHA1
ca4e42beb61112f6d6805755278e917a6d1a869b
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SHA256
427832f11dfa41027b3bcc7edc4e394366e694a7dc08f4432981ed1612c44888
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SHA512
37a88ddea96add47fd404960c18d62f238a7a8b751367ce6c1690bca64a39993ac8c774be835f2cba7624442f9e4bbe4935743b77511d3d00609c67f71ade172
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SSDEEP
49152:ZaOLO/WXmNKNkEfOkcSLWe5mtSHh37YGiTkbrK+7atz4aVr9gp0y5:ZaZWBfrcIyStE5kbGaaZbK5
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource updater.exe
Files
-
updater.exe.exe windows x64
df9a7bc1c6c6cd97d04c3762fdde6719
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
CreateSemaphoreW
DeleteCriticalSection
EnterCriticalSection
GetLastError
GetModuleFileNameW
GetStartupInfoW
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
ReleaseSemaphore
SetLastError
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
msvcrt
__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__iob_func
__set_app_type
__setusermatherr
__wgetmainargs
__winitenv
_amsg_exit
_assert
_cexit
_commode
_errno
_fmode
_initterm
_onexit
_wcmdln
_wcsicmp
_wgetenv
abort
calloc
exit
fprintf
fputwc
free
fwprintf
fwrite
localeconv
malloc
memcpy
memset
realloc
signal
strerror
strlen
strncmp
vfprintf
wcscat
wcscpy
wcslen
wcsncmp
wcsstr
Sections
.text Size: 42KB - Virtual size: 42KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2.1MB - Virtual size: 2.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 3KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 104B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 904B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 140B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ