System[.]Collections[.]Immutable[.]dll

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General

Target

System.Collections.Immutable.dll
Size

175KB
MD5

704adb6da8cbfc3722f3ef2d61311a51
SHA1

8bcd4d64153a1d50d322be3e9222e8fdea841098
SHA256

b358e6223f09113874bdd77cf201d630d1b4cfb4e6cc8a50c6c21b11f7795ce2
SHA512

ed07050d6da32fec3665066ea32cb614429c456c10b2c52466abafc62ce7366406c098870857d4748042dc8b4c8f681b68f60896138d4b2b400182179193d2bc
SSDEEP

3072:9UbJLl+WMe7FJ02NPhVSSbs877h/F69Y7qd0AWZjoVjd4xTZMqL:9UVMWN/4u7D6G7qdLM3

Score

1^/10

Malware Config

Signatures

Files

System.Collections.Immutable.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:01:52:9b:40:9f:50:56:99:75:88:00:00:00:00:01:52
Certificate

Issuer

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

Not Before

02-05-2019 21:37

Not After

02-05-2020 21:37

Subject

CN=Microsoft Corporation,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

c5:e6:4b:e6:11:7d:4e:d9:27:a4:79:02:b0:e9:1f:89:1e:66:b1:da:3e:89:47:86:fa:3e:18:79:f3:5a:ba:4e
Signer

Actual PE Digest

c5:e6:4b:e6:11:7d:4e:d9:27:a4:79:02:b0:e9:1f:89:1e:66:b1:da:3e:89:47:86:fa:3e:18:79:f3:5a:ba:4e

Digest Algorithm

sha256

PE Digest Matches

true

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_DLL

PDB Paths

/_/artifacts/obj/System.Collections.Immutable/netstandard-Release/System.Collections.Immutable.pdb

Imports

mscoree

_CorDllMain

Sections

.text
Size: 162KB - Virtual size: 162KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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

33:00:00:01:52:9b:40:9f:50:56:99:75:88:00:00:00:00:01:52Certificate

Extended Key Usages

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

Key Usages

c5:e6:4b:e6:11:7d:4e:d9:27:a4:79:02:b0:e9:1f:89:1e:66:b1:da:3e:89:47:86:fa:3e:18:79:f3:5a:ba:4eSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 162KB - Virtual size: 162KB

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

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

33:00:00:01:52:9b:40:9f:50:56:99:75:88:00:00:00:00:01:52
Certificate

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

c5:e6:4b:e6:11:7d:4e:d9:27:a4:79:02:b0:e9:1f:89:1e:66:b1:da:3e:89:47:86:fa:3e:18:79:f3:5a:ba:4e
Signer

.text
Size: 162KB - Virtual size: 162KB

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

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