syzs_dl_svr[.]exe

Sharing

Copy URL Twitter E-mail

General

Target

syzs_dl_svr.exe
Size

4.8MB
MD5

3c038f3bb4589cc65a13ccc4ba096e48
SHA1

50093d79d1b44e4ef15b931c2823a09c09059ae3
SHA256

9e1331592e939bcfdc29cc82dc563571ed212a08f8d85951e11da7c7a6acd385
SHA512

14888eb01336db18a3b0a2259a8d6a302b3e077bdbff15f90014f86e831f19f63843eb8348365e8becb64255e5a0c961e735fa35ce1d48c03c69259e0b2bccad
SSDEEP

98304:2NlTjJHZHMy4jMdcDCudjvy+Xxg4zOUjp4bFtvJaasZxDBsVzSprIJ4c7Ft:ElTj3MyvAdjB4RtvJaasDDBsVzyrA3

Score

N/A

Malware Config

Signatures

Files

syzs_dl_svr.exe
.exe windows x86

573d03ab431ea72a3cd881ac0aeabbd0

Code Sign

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40
Certificate

Issuer

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

25/11/2020, 00:00

Not After

22/02/2024, 23:59

Subject

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

11/02/2011, 12:00

Not After

10/02/2026, 12:00

Subject

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

25/11/2020, 00:00

Not After

22/02/2024, 23:59

Subject

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

a1:73:ac:d2:13:2c:9c:04:0c:d5:73:c1:b3:c3:e9:85:b1:e6:c6:6a:b9:8d:52:62:63:f9:dc:24:d4:8e:5e:e8
Signer

Actual PE Digest

a1:73:ac:d2:13:2c:9c:04:0c:d5:73:c1:b3:c3:e9:85:b1:e6:c6:6a:b9:8d:52:62:63:f9:dc:24:d4:8e:5e:e8

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

08/11/2022, 12:24
Valid: true

Chain 1

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

57:ae:8e:65:f5:e4:3b:1f:57:67:fa:55:df:71:b5:75:75:90:3a:fd
Signer

Actual PE Digest

57:ae:8e:65:f5:e4:3b:1f:57:67:fa:55:df:71:b5:75:75:90:3a:fd

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

15/12/2022, 13:59
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

AdjustTokenPrivileges
CryptAcquireContextA
CryptGenRandom
CryptReleaseContext
GetTokenInformation
LookupPrivilegeValueA
OpenProcessToken
RegCloseKey
RegEnumKeyExA
RegOpenKeyExA
RegQueryValueExA

bcrypt

BCryptCloseAlgorithmProvider
BCryptCreateHash
BCryptDecrypt
BCryptDestroyHash
BCryptDestroyKey
BCryptEncrypt
BCryptFinishHash
BCryptGenRandom
BCryptGetProperty
BCryptHashData
BCryptImportKey
BCryptImportKeyPair
BCryptOpenAlgorithmProvider
BCryptSetProperty
BCryptSignHash
BCryptVerifySignature

crypt32

CertCloseStore
CertEnumCertificatesInStore
CertFreeCertificateContext
CryptDecodeObjectEx
PFXImportCertStore
PFXIsPFXBlob

iphlpapi

GetAdaptersAddresses

kernel32

AreFileApisANSI
CloseHandle
CreateFileA
CreateFileMappingA
CreateFileMappingW
CreateFileW
CreateMutexW
CreateProcessW
CreateSemaphoreW
DeleteCriticalSection
DeleteFileA
DeleteFileW
DeviceIoControl
EnterCriticalSection
ExpandEnvironmentStringsA
FlushFileBuffers
FlushViewOfFile
FormatMessageA
FormatMessageW
FreeLibrary
GetCommandLineW
GetConsoleMode
GetConsoleScreenBufferInfo
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDiskFreeSpaceA
GetDiskFreeSpaceW
GetFileAttributesA
GetFileAttributesExW
GetFileAttributesW
GetFileSize
GetFileSizeEx
GetFullPathNameA
GetFullPathNameW
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleW
GetProcAddress
GetProcessHeap
GetStartupInfoA
GetStdHandle
GetSystemDirectoryA
GetSystemInfo
GetSystemTime
GetSystemTimeAsFileTime
GetTempPathA
GetTempPathW
GetTickCount
GetTimeZoneInformation
GetVersionExA
GetVersionExW
GetWindowsDirectoryA
HeapAlloc
HeapCompact
HeapCreate
HeapDestroy
HeapFree
HeapReAlloc
HeapSize
HeapValidate
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
LoadLibraryW
LocalFree
LockFile
LockFileEx
MapViewOfFile
MoveFileExW
MultiByteToWideChar
OpenProcess
OutputDebugStringA
OutputDebugStringW
QueryPerformanceCounter
ReadFile
ReleaseSemaphore
SetConsoleCtrlHandler
SetConsoleTextAttribute
SetEndOfFile
SetFilePointer
SetFilePointerEx
SetFileTime
SetFileValidData
SetLastError
SetUnhandledExceptionFilter
Sleep
SystemTimeToFileTime
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryEnterCriticalSection
UnhandledExceptionFilter
UnlockFile
UnlockFileEx
UnmapViewOfFile
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WideCharToMultiByte
WriteConsoleW
WriteFile

msvcrt

___mb_cur_max_func
__doserrno
__getmainargs
__initenv
__lconv_init
__p___argv
__p__acmdln
__p__fmode
__pioinfo
__set_app_type
__setusermatherr
_amsg_exit
_beginthreadex
_cexit
_commit
_endthreadex
_errno
_exit
_filelengthi64
_fileno
_fstat64
_initterm
_iob
_lock
_lseeki64
_onexit
_setmode
_stricmp
_strnicmp
_unlock
_vsnprintf
_wfopen
_wfsopen
_wgetcwd
_wgetenv
_wmkdir
_wopen
_write
_wrmdir
_wsopen
_wstati64
_wunlink
abort
asctime
atoi
calloc
exit
fclose
feof
ferror
fflush
fgetpos
fgets
fopen
fprintf
fputc
fputs
fread
free
fsetpos
fwprintf
fwrite
getc
getenv
getwc
islower
isspace
isupper
iswctype
isxdigit
ldiv
localeconv
log10
malloc
memchr
memcmp
memcpy
memmove
memset
localtime
gmtime
perror
putc
putwc
qsort
raise
rand
realloc
rewind
setlocale
setvbuf
signal
sprintf
strchr
strcmp
strcoll
strcpy
strcspn
strerror
strftime
strlen
strncat
strncmp
strncpy
strpbrk
strrchr
strtol
strtoul
strxfrm
time
tolower
towlower
towupper
ungetc
ungetwc
vfprintf
time
wcscoll
wcscpy
wcsftime
wcslen
wcstombs
wcsxfrm
_snwprintf
_tzname
_write
_tzset
_strnicmp
_strdup
_read
_open
_lseek
_isatty
_fileno
_fdopen
_dup
_close

secur32

AcceptSecurityContext
AcquireCredentialsHandleW
ApplyControlToken
DecryptMessage
DeleteSecurityContext
EncryptMessage
FreeContextBuffer
FreeCredentialsHandle
InitializeSecurityContextA
QueryContextAttributesA

shell32

CommandLineToArgvW

user32

MessageBoxW

ws2_32

WSASend
freeaddrinfo
getaddrinfo
gethostname
getnameinfo
getservbyport
inet_addr

wsock32

WSACleanup
WSAGetLastError
WSAStartup
__WSAFDIsSet
accept
bind
closesocket
connect
getpeername
getsockname
getsockopt
htonl
htons
ioctlsocket
listen
ntohl
ntohs
recv
recvfrom
select
send
sendto
setsockopt
shutdown
socket

Sections

.text
Size: 4.3MB - Virtual size: 4.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 471KB - Virtual size: 471KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 12KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 52B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

573d03ab431ea72a3cd881ac0aeabbd0

Code Sign

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40Certificate

Extended Key Usages

Key Usages

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bdCertificate

Extended Key Usages

Key Usages

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6Certificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

a1:73:ac:d2:13:2c:9c:04:0c:d5:73:c1:b3:c3:e9:85:b1:e6:c6:6a:b9:8d:52:62:63:f9:dc:24:d4:8e:5e:e8Signer

Signature Validations

Verification

08/11/2022, 12:24 Valid: true

Chain 1

57:ae:8e:65:f5:e4:3b:1f:57:67:fa:55:df:71:b5:75:75:90:3a:fdSigner

Signature Validations

Verification

15/12/2022, 13:59 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

bcrypt

crypt32

iphlpapi

kernel32

msvcrt

secur32

shell32

user32

ws2_32

wsock32

Sections

.text Size: 4.3MB - Virtual size: 4.3MB

.data Size: 14KB - Virtual size: 14KB

.rdata Size: 471KB - Virtual size: 471KB

.bss Size: - Virtual size: 12KB

.idata Size: 9KB - Virtual size: 8KB

.CRT Size: 512B - Virtual size: 52B

.tls Size: 512B - Virtual size: 8B

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40
Certificate

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

a1:73:ac:d2:13:2c:9c:04:0c:d5:73:c1:b3:c3:e9:85:b1:e6:c6:6a:b9:8d:52:62:63:f9:dc:24:d4:8e:5e:e8
Signer

08/11/2022, 12:24
Valid: true

57:ae:8e:65:f5:e4:3b:1f:57:67:fa:55:df:71:b5:75:75:90:3a:fd
Signer

15/12/2022, 13:59
Valid: false

.text
Size: 4.3MB - Virtual size: 4.3MB

.data
Size: 14KB - Virtual size: 14KB

.rdata
Size: 471KB - Virtual size: 471KB

.bss
Size: - Virtual size: 12KB

.idata
Size: 9KB - Virtual size: 8KB

.CRT
Size: 512B - Virtual size: 52B

.tls
Size: 512B - Virtual size: 8B