CORE_RL_zlib_[.]dll

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General

Target

CORE_RL_zlib_.dll
Size

95KB
MD5

052630584c5d669e0151a0e719e4cf4f
SHA1

1cc5d20806bacba7b7e910bc3227ba05e7b7e7ab
SHA256

a57997e390bbc45ce14cdb64f65755d0c8cfb842757129b09c880b749f904204
SHA512

2f72aeb58a6d02277f56f988cc8ab486c260f492c4a356fc6641e5b2c1285bf1d8eaf8109e5c737ddd970092c7fd66221b6b0238494b4bab9115637a1232842e
SSDEEP

1536:FW3m9OBl2zwH4OCAodpDJeKpro5cHR+nToIf1SIOQIOre1cfLmQixv:gm9OBlqLRD505cwTBf1wGreufqn

Score

1^/10

Malware Config

Signatures

Files

CORE_RL_zlib_.dll
.dll windows:5 windows x64 arch:x64

d96fe203e52a6fe8881ad05df5dae9f8

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

a1:a6:f3:ab:d4:0a:9f:21:fe:12:44:37:01:c5:c9:be:38:d0:d1:a7:db:65:5b:a6:f2:7c:5a:4b:d7:c8:a2:70
Signer

Actual PE Digest

a1:a6:f3:ab:d4:0a:9f:21:fe:12:44:37:01:c5:c9:be:38:d0:d1:a7:db:65:5b:a6:f2:7c:5a:4b:d7:c8:a2:70

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

Imports

vcruntime140

__C_specific_handler
memchr
memset
__std_type_info_destroy_list
memcpy

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

_lseeki64
_wopen
_write
_read
_close
__stdio_common_vsprintf
_open

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

free
malloc

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

wcstombs

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

_errno
_cexit
_crt_atexit
_execute_onexit_table
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_seh_filter_dll
_initterm_e
_initterm
strerror

kernel32

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

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: 52KB - Virtual size: 52KB

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

.gfids
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 88B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d96fe203e52a6fe8881ad05df5dae9f8

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

a1:a6:f3:ab:d4:0a:9f:21:fe:12:44:37:01:c5:c9:be:38:d0:d1:a7:db:65:5b:a6:f2:7c:5a:4b:d7:c8:a2:70Signer

Headers

DLL Characteristics

File Characteristics

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: 52KB - Virtual size: 52KB

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

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

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

.gfids Size: 512B - Virtual size: 16B

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 88B

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

a1:a6:f3:ab:d4:0a:9f:21:fe:12:44:37:01:c5:c9:be:38:d0:d1:a7:db:65:5b:a6:f2:7c:5a:4b:d7:c8:a2:70
Signer

.text
Size: 52KB - Virtual size: 52KB

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

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

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

.gfids
Size: 512B - Virtual size: 16B

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 88B