Static task
static1
Behavioral task
behavioral1
Sample
a.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
a.exe
Resource
win10v2004-20231023-en
General
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Target
53a8a739aa308eda5a6f0eb9b22b413f344f3a739992dbe4b6265c2aee3508ee
-
Size
349KB
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MD5
c5e04e38db9f3b64eb8c72d576ccc2a4
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SHA1
ef5fba6a2e6289892150f8b5a824d12496e7c663
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SHA256
53a8a739aa308eda5a6f0eb9b22b413f344f3a739992dbe4b6265c2aee3508ee
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SHA512
469bb37e4b8b0ae6e4267da656537e0c3a0137a13a32424d37fc42e4e8e006fade0f4e473daacf2e06b06263d281de18f7f8e37e41c9ea33f04d5ed63601c926
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SSDEEP
6144:GoP33IxawCYmtjnbhtwjBz/cBR3oHi9JLWCCTHOMZT7EzMXVlOh9xWypl2VRHNVa:Go0awCY8ni0BRoC95W7TTTNVlOd9ERHe
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/a.exe
Files
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53a8a739aa308eda5a6f0eb9b22b413f344f3a739992dbe4b6265c2aee3508ee.zip
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a.exe.exe windows:4 windows x64 arch:x64
b1d736e039c10102db8bdc0417143735
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
DeleteCriticalSection
EnterCriticalSection
GetLastError
GetProcAddress
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
MultiByteToWideChar
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WideCharToMultiByte
msvcrt
__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_commode
_errno
_fileno
_fmode
_initterm
_lock
_onexit
_setjmp
_setmode
_unlock
abort
calloc
exit
fflush
fprintf
fputc
free
fwrite
localeconv
longjmp
malloc
memchr
memcpy
memset
signal
strcmp
strerror
strlen
strncmp
strstr
vfprintf
wcslen
Sections
.text Size: 152KB - Virtual size: 152KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 320B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 311KB - Virtual size: 311KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 86KB
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: 96B
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
.reloc Size: 512B - Virtual size: 276B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ