zlib1-v8[.]dll

Sharing

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General

Target

zlib1-v8.dll
Size

95KB
MD5

61408d8a4c2cc930142d5e8e4708ad0a
SHA1

3228537ac5741c961765aa8c4af5ccdbb5213265
SHA256

e9ab42d329199e25b735c4b1d390872971edf993677611da62470d609e4b049f
SHA512

3bb3fe51fe14f6f1e613ca8673b0899c445da79fa94b33ded7eb8d8dc29dc92670001b4c5b0f5be0b365be34508c0f0a0a41ab23d986e539e11efc7e9f02cad0
SSDEEP

1536:WnTHRfzojvOeiRMPrpbAE1ApOal2qk0M8EnToIfUIOcIOYYLiIW1r7xM:wBzojvOeiRMTtAEepOT0toTBf6SY0iIX

Score

1^/10

Malware Config

Signatures

Files

zlib1-v8.dll
.dll windows:6 windows x64 arch:x64

3e00cc5294fc2fcbabd14c323443ba4e

Code Sign

0d:65:50:75:ec:c1:01:71:b5:42:cd:05:db:d2:c7:be
Certificate

Issuer

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

Not Before

26/04/2021, 00:00

Not After

01/05/2024, 23:59

Subject

CN=LLC 1C-Soft,OU=LLC 1C-Soft,O=LLC 1C-Soft,L=Moscow,C=RU

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39
Certificate

Issuer

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

Not Before

10/11/2006, 00:00

Not After

10/11/2031, 00:00

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

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

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,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

9d:6a:30:c4:c8:24:fd:fe:e6:ca:fd:74:a8:45:55:11:a2:47:89:07:06:26:c2:a1:01:34:f2:2e:8e:5f:48:fd
Signer

Actual PE Digest

9d:6a:30:c4:c8:24:fd:fe:e6:ca:fd:74:a8:45:55:11:a2:47:89:07:06:26:c2:a1:01:34:f2:2e:8e:5f:48:fd

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

F:\ext\WKR\src\buildtrees\zlib\x64-windows-webkit-rel\zlib.pdb

Imports

vcruntime140

__std_type_info_destroy_list
__C_specific_handler
memchr
memset
memcpy

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

_wopen
_write
_read
_close
__stdio_common_vsprintf
_open
_lseeki64

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

malloc
free

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

wcstombs

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

_errno
_cexit
strerror
_execute_onexit_table
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_seh_filter_dll
_initterm_e
_initterm

kernel32

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

Exports

Exports

adler32
adler32_combine
adler32_z
compress
compress2
compressBound
crc32
crc32_combine
crc32_z
deflate
deflateBound
deflateCopy
deflateEnd
deflateGetDictionary
deflateInit2_
deflateInit_
deflateParams
deflatePending
deflatePrime
deflateReset
deflateResetKeep
deflateSetDictionary
deflateSetHeader
deflateTune
get_crc_table
gzbuffer
gzclearerr
gzclose
gzclose_r
gzclose_w
gzdirect
gzdopen
gzeof
gzerror
gzflush
gzfread
gzfwrite
gzgetc
gzgetc_
gzgets
gzoffset
gzoffset64
gzopen
gzopen64
gzopen_w
gzprintf
gzputc
gzputs
gzread
gzrewind
gzseek
gzseek64
gzsetparams
gztell
gztell64
gzungetc
gzvprintf
gzwrite
inflate
inflateBack
inflateBackEnd
inflateBackInit_
inflateCodesUsed
inflateCopy
inflateEnd
inflateGetDictionary
inflateGetHeader
inflateInit2_
inflateInit_
inflateMark
inflatePrime
inflateReset
inflateReset2
inflateResetKeep
inflateSetDictionary
inflateSync
inflateSyncPoint
inflateUndermine
inflateValidate
uncompress
uncompress2
zError
zlibCompileFlags
zlibVersion

Sections

.text
Size: 53KB - Virtual size: 53KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 25KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 2KB

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: 512B - Virtual size: 108B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3e00cc5294fc2fcbabd14c323443ba4e

Code Sign

0d:65:50:75:ec:c1:01:71:b5:42:cd:05:db:d2:c7:beCertificate

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

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39Certificate

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

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

9d:6a:30:c4:c8:24:fd:fe:e6:ca:fd:74:a8:45:55:11:a2:47:89:07:06:26:c2:a1:01:34:f2:2e:8e:5f:48:fdSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

vcruntime140

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

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

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

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

kernel32

Exports

Exports

Sections

.text Size: 53KB - Virtual size: 53KB

.rdata Size: 25KB - Virtual size: 24KB

.data Size: 512B - Virtual size: 1KB

.pdata Size: 3KB - Virtual size: 2KB

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

.reloc Size: 512B - Virtual size: 108B

0d:65:50:75:ec:c1:01:71:b5:42:cd:05:db:d2:c7:be
Certificate

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

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
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

9d:6a:30:c4:c8:24:fd:fe:e6:ca:fd:74:a8:45:55:11:a2:47:89:07:06:26:c2:a1:01:34:f2:2e:8e:5f:48:fd
Signer

.text
Size: 53KB - Virtual size: 53KB

.rdata
Size: 25KB - Virtual size: 24KB

.data
Size: 512B - Virtual size: 1KB

.pdata
Size: 3KB - Virtual size: 2KB

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

.reloc
Size: 512B - Virtual size: 108B