bpzs[.]exe | Triage

Resubmissions

21-09-2023 19:15

230921-xyfhjacb36 3

21-09-2023 19:12

230921-xwvvfaaa4t 3

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General

Target

bpzs.exe
Size

411KB
MD5

1c3645ebddbe2da6a32a5f9fb43a3c23
SHA1

086f74a35d5afed78ae50cf5586fafffb7845464
SHA256

0ba1c44d0ee5b34b45b449074cda51624150dc16b3b3c38251df6c052adba205
SHA512

ccc9534a454971db0014ba0996d837a36cda0b91db32a93d73f17097825b1ab7c973601586d06c953bc79d2863c52c7db0fb4d04e37f83581a27e1cf7284224b
SSDEEP

6144:2L6+FAKWJAdpfK92cy8u9I2enqjUifLfPxH7IzPyerjgvsA6E1P/qRSp:mVGUQ92PJjfzky0dE1P/qRSp

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
bpzs.exe

Files

bpzs.exe
.exe windows x64

2447b641444ac52a5b600c8801ce3532

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

ws2_32

select
__WSAFDIsSet
freeaddrinfo
getaddrinfo
sendto
bind
listen
accept
gethostname
htonl
ntohl
WSAIoctl
closesocket
WSASetLastError
inet_pton
getpeername
getsockname
socket
ntohs
connect
getsockopt
htons
setsockopt
send
recv
WSAGetLastError
WSACleanup
WSAStartup
recvfrom
ioctlsocket

crypt32

CertFreeCertificateContext

api-ms-win-core-file-l1-1-0

SetEndOfFile
GetFileType
CreateFileA
ReadFile
SetFileTime

api-ms-win-core-processenvironment-l1-2-0

SearchPathA

api-ms-win-core-processenvironment-l1-1-0

ExpandEnvironmentStringsA
GetStdHandle
GetEnvironmentVariableA

api-ms-win-core-console-l1-1-0

GetConsoleOutputCP
SetConsoleMode
GetConsoleMode

api-ms-win-core-console-l2-1-0

SetConsoleOutputCP

api-ms-win-core-errorhandling-l1-1-0

SetLastError
GetLastError

api-ms-win-core-handle-l1-1-0

CloseHandle

api-ms-win-core-libraryloader-l1-2-0

GetModuleHandleA
FreeLibrary
GetProcAddress
GetModuleFileNameA
LoadLibraryExW

api-ms-win-core-synch-l1-2-0

Sleep

api-ms-win-core-sysinfo-l1-1-0

GetTickCount64
GetSystemDirectoryA

api-ms-win-core-localization-l1-2-0

FormatMessageA

api-ms-win-core-synch-l1-1-0

InitializeCriticalSectionAndSpinCount
WaitForSingleObjectEx
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSectionEx
SleepEx
LeaveCriticalSection

api-ms-win-core-kernel32-legacy-l1-1-2

VerifyVersionInfoA

api-ms-win-core-libraryloader-l1-2-1

LoadLibraryA

api-ms-win-core-sysinfo-l1-2-0

VerSetConditionMask

api-ms-win-core-synch-l1-2-1

WaitForMultipleObjects

api-ms-win-core-namedpipe-l1-1-0

PeekNamedPipe

api-ms-win-security-cryptoapi-l1-1-0

CryptDestroyHash
CryptReleaseContext
CryptHashData
CryptGetHashParam
CryptAcquireContextA
CryptGenRandom
CryptCreateHash

api-ms-win-crt-heap-l1-1-0

realloc
free
malloc
calloc
_set_new_mode

api-ms-win-crt-stdio-l1-1-0

_set_fmode
__p__commode
feof
ferror
__stdio_common_vsprintf
fread
fgets
fseek
__stdio_common_vfprintf
puts
__stdio_common_vsscanf
_fileno
_setmode
fclose
_get_osfhandle
_lseeki64
_open
fputs
fwrite
fflush
__acrt_iob_func
fopen
fputc
_close
_read
_write
_isatty

api-ms-win-crt-time-l1-1-0

_localtime64
_time64
_gmtime64

api-ms-win-crt-string-l1-1-0

wcsncmp
strncpy
islower
isgraph
isupper
isalpha
tolower
strtok
isxdigit
isprint
isalnum
isdigit
strcspn
isspace
strncmp
strcmp
_strdup
strpbrk

api-ms-win-crt-convert-l1-1-0

strtol
strtoll
atoi
strtoul
strtod

api-ms-win-crt-runtime-l1-1-0

_beginthreadex
exit
terminate
_cexit
__p___argv
__p___argc
_initialize_onexit_table
_crt_atexit
_register_onexit_function
_c_exit
strerror
_initterm_e
_errno
_exit
_seh_filter_exe
_set_app_type
__sys_nerr
_configure_narrow_argv
_initialize_narrow_environment
_register_thread_local_exe_atexit_callback
_get_initial_narrow_environment
_initterm

api-ms-win-crt-filesystem-l1-1-0

_fstat64
_mkdir
_stat64
_access

api-ms-win-crt-locale-l1-1-0

_configthreadlocale
setlocale

api-ms-win-crt-environment-l1-1-0

getenv

api-ms-win-crt-multibyte-l1-1-0

_mbspbrk
_mbschr
_mbsnbcpy

api-ms-win-crt-utility-l1-1-0

qsort

kernel32

IsDebuggerPresent
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
GetModuleHandleW
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
SetUnhandledExceptionFilter
InitializeSListHead
GetSystemTimeAsFileTime

api-ms-win-core-rtlsupport-l1-1-0

RtlUnwindEx

api-ms-win-core-processthreads-l1-1-0

TlsAlloc
TlsSetValue
TlsFree

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-conio-l1-1-0

_getch

Sections

.text
Size: 291KB - Virtual size: 290KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 106KB - Virtual size: 105KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

2447b641444ac52a5b600c8801ce3532

Headers

DLL Characteristics

File Characteristics

Imports

ws2_32

crypt32

api-ms-win-core-file-l1-1-0

api-ms-win-core-processenvironment-l1-2-0

api-ms-win-core-processenvironment-l1-1-0

api-ms-win-core-console-l1-1-0

api-ms-win-core-console-l2-1-0

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-synch-l1-2-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-localization-l1-2-0

api-ms-win-core-synch-l1-1-0

api-ms-win-core-kernel32-legacy-l1-1-2

api-ms-win-core-libraryloader-l1-2-1

api-ms-win-core-sysinfo-l1-2-0

api-ms-win-core-synch-l1-2-1

api-ms-win-core-namedpipe-l1-1-0

api-ms-win-security-cryptoapi-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-multibyte-l1-1-0

api-ms-win-crt-utility-l1-1-0

kernel32

api-ms-win-core-rtlsupport-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-conio-l1-1-0

Sections

.text Size: 291KB - Virtual size: 290KB

.rdata Size: 106KB - Virtual size: 105KB

.data Size: 512B - Virtual size: 2KB

.pdata Size: 8KB - Virtual size: 7KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 3KB - Virtual size: 3KB

.text
Size: 291KB - Virtual size: 290KB

.rdata
Size: 106KB - Virtual size: 105KB

.data
Size: 512B - Virtual size: 2KB

.pdata
Size: 8KB - Virtual size: 7KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 3KB - Virtual size: 3KB