System[.]Buffers[.]dll

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General

Target

System.Buffers.dll
Size

15KB
MD5

e41fb446605b5107652442b3e741d278
SHA1

871199a43f8e2be2c40de787a1ebb95609f181cb
SHA256

4e6bd0afaf3e436f5ca342306a5e7243bc4a6c0b6c7ab19963572e512b583663
SHA512

e1ff5c51a6e9efa5baf0a8e29fc7ab49f69b9e722d1c388c3d7f8f109ad2113eabd3aaf153feb7d63ea76481a2e64ac1c8c576dfc74bd05a36c56b3ed830426c
SSDEEP

192:S50SZWn2W6Wo0A2j9seHnhWgN7a1WvOubWJpF+nasu+JX01k9z3Azs2kqqy6:ZcWn2WwsBlHRN7PCpUad+JR9zus2sy6

Score

N/A

Malware Config

Signatures

Files

System.Buffers.dll
.dll windows x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:02:8d:7e:47:c3:82:7e:05:1a:2a:00:00:00:00:02:8d
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

14/10/2021, 18:45

Not After

13/10/2022, 18:45

Subject

CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

65:64:27:af:b2:5a:bc:0a:24:71:4d:08:90:e9:47:3e:8f:85:7a:88:c3:ef:d7:9c:ea:93:e0:7c:60:41:01:68
Signer

Actual PE Digest

65:64:27:af:b2:5a:bc:0a:24:71:4d:08:90:e9:47:3e:8f:85:7a:88:c3:ef:d7:9c:ea:93:e0:7c:60:41:01:68

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

15/12/2022, 14:00
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorDllMain

Sections

.text
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:02:8d:7e:47:c3:82:7e:05:1a:2a:00:00:00:00:02:8dCertificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

65:64:27:af:b2:5a:bc:0a:24:71:4d:08:90:e9:47:3e:8f:85:7a:88:c3:ef:d7:9c:ea:93:e0:7c:60:41:01:68Signer

Signature Validations

Verification

15/12/2022, 14:00 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 2KB - Virtual size: 2KB

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

.reloc Size: 512B - Virtual size: 12B

33:00:00:02:8d:7e:47:c3:82:7e:05:1a:2a:00:00:00:00:02:8d
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

65:64:27:af:b2:5a:bc:0a:24:71:4d:08:90:e9:47:3e:8f:85:7a:88:c3:ef:d7:9c:ea:93:e0:7c:60:41:01:68
Signer

15/12/2022, 14:00
Valid: false

.text
Size: 2KB - Virtual size: 2KB

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

.reloc
Size: 512B - Virtual size: 12B