System[.]Collections[.]Immutable_1[.]dll

Sharing

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General

Target

System.Collections.Immutable_1.dll
Size

350KB
MD5

1e32ed5669aa93a15d436448b42ad89a
SHA1

bc9b160dbf908e7a1e198b132529ba53b2136c45
SHA256

eaf7deaa83774d21df863b73cb9bca25b6e869a45d90af6a6912c8767ada4fb1
SHA512

b83e3cfd717542efd67ba4b3e07dbe1156576980d3371bf8759343c678e7c41f58aa33bd602c553268301b75550696bba17c19aabb698bc1be55c5df5aa0135e
SSDEEP

6144:+QflKn7SBCpRp6Sx5NIzO+fMTnym5DSDt7+5g9RR0p:+QflRBCpRDHK1fqMD9nR0p

Score

1^/10

Malware Config

Signatures

Files

System.Collections.Immutable_1.dll
.dll windows x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:00:c0:de:2c:3d:07:94:e4:49:79:00:00:00:00:00:c0
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

07/09/2016, 17:58

Not After

07/09/2018, 17:58

Subject

CN=Microsoft Time-Stamp Service,OU=AOC+OU=nCipher DSE ESN:7AB5-2DF2-DA3F,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79
Certificate

Issuer

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

Not Before

11/08/2017, 20:11

Not After

11/08/2018, 20:11

Subject

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:c4:e9:89:f8:7a:81:50:e9:ff:00:00:00:00:00:c4
Certificate

Issuer

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

Not Before

11/08/2017, 20:20

Not After

11/08/2018, 20:20

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

bb:14:59:45:52:87:c1:45:cb:6a:65:19:10:11:af:dc:0a:cb:45:f5:a6:df:28:cb:c1:42:69:39:eb:5c:b3:a6
Signer

Actual PE Digest

bb:14:59:45:52:87:c1:45:cb:6a:65:19:10:11:af:dc:0a:cb:45:f5:a6:df:28:cb:c1:42:69:39:eb:5c:b3:a6

Digest Algorithm

sha256

PE Digest Matches

true

ae:8a:aa:61:80:60:90:24:8e:30:4a:e7:be:e4:7b:cc:01:eb:f3:98
Signer

Actual PE Digest

ae:8a:aa:61:80:60:90:24:8e:30:4a:e7:be:e4:7b:cc:01:eb:f3:98

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

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

Imports

mscoree

_CorDllMain

Sections

.text
Size: 160KB - Virtual size: 160KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 173KB - Virtual size: 172KB

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

33:00:00:00:c0:de:2c:3d:07:94:e4:49:79:00:00:00:00:00:c0Certificate

Extended Key Usages

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79Certificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:00:c4:e9:89:f8:7a:81:50:e9:ff:00:00:00:00:00:c4Certificate

Extended Key Usages

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

Key Usages

bb:14:59:45:52:87:c1:45:cb:6a:65:19:10:11:af:dc:0a:cb:45:f5:a6:df:28:cb:c1:42:69:39:eb:5c:b3:a6Signer

ae:8a:aa:61:80:60:90:24:8e:30:4a:e7:be:e4:7b:cc:01:eb:f3:98Signer

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 160KB - Virtual size: 160KB

.rsrc Size: 173KB - Virtual size: 172KB

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

33:00:00:00:c0:de:2c:3d:07:94:e4:49:79:00:00:00:00:00:c0
Certificate

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:00:c4:e9:89:f8:7a:81:50:e9:ff:00:00:00:00:00:c4
Certificate

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

bb:14:59:45:52:87:c1:45:cb:6a:65:19:10:11:af:dc:0a:cb:45:f5:a6:df:28:cb:c1:42:69:39:eb:5c:b3:a6
Signer

ae:8a:aa:61:80:60:90:24:8e:30:4a:e7:be:e4:7b:cc:01:eb:f3:98
Signer

.text
Size: 160KB - Virtual size: 160KB

.rsrc
Size: 173KB - Virtual size: 172KB

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