System[.]IO[.]Packaging[.]dll

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General

Target

System.IO.Packaging.dll
Size

115KB
MD5

dcae6e75293bdaadcf822a47fa3fd040
SHA1

5220b51d421f9933cd34c1cc1ea7d5fe9080c4e3
SHA256

8224fa1f0c14c9df3f115dc1a25a3a00f1c340a384c4d16a988b57f12d3a1f2c
SHA512

2002fe96dea5ed54b876a5b98173e78ba3e4e5a202411582647ede00250da99091870bc81c386c834c278c0bb7cc8039b46ac7c11a7e3da8ed9613f0c3a30259
SSDEEP

3072:QJoyY1zT3H/SLERJT1Cl5hIe86M/ewAFGS6xpUnVWvL:e9Y133H/SLEbT1Cl5hIe1AAQ

Score

1^/10

Malware Config

Signatures

Files

System.IO.Packaging.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51
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

aa:98:5e:c8:ad:57:79:2d:ea:db:11:a4:af:03:0a:69:df:2f:dc:e8:6d:84:f4:ff:57:17:ec:a5:56:3c:f1:b4
Signer

Actual PE Digest

aa:98:5e:c8:ad:57:79:2d:ea:db:11:a4:af:03:0a:69:df:2f:dc:e8:6d:84:f4:ff:57:17:ec:a5:56:3c:f1:b4

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.IO.Packaging/netstandard-Release/System.IO.Packaging.pdb

Imports

mscoree

_CorDllMain

Sections

.text
Size: 104KB - Virtual size: 103KB

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

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51Certificate

Extended Key Usages

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

Key Usages

aa:98:5e:c8:ad:57:79:2d:ea:db:11:a4:af:03:0a:69:df:2f:dc:e8:6d:84:f4:ff:57:17:ec:a5:56:3c:f1:b4Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 104KB - Virtual size: 103KB

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

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

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51
Certificate

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

aa:98:5e:c8:ad:57:79:2d:ea:db:11:a4:af:03:0a:69:df:2f:dc:e8:6d:84:f4:ff:57:17:ec:a5:56:3c:f1:b4
Signer

.text
Size: 104KB - Virtual size: 103KB

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

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