System[.]AppContext[.]dll

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General

Target

System.AppContext.dll
Size

19KB
MD5

b906366572177d428a8c3218b203b417
SHA1

c9a0c7200ad55960a1e1824b04718cbf6ca84581
SHA256

ea3a3003e10f44280074810934261b61a209c1ec1e9029b932742c853bde743e
SHA512

adb0d6f982e9f586d49eec0b8d775b98c87515e5c540968fd919864285ae6f970d00af7f8f5d0bdcce29b4c77f7fcf3247f461821781b020aa1413d2fa8b1282
SSDEEP

384:99JjWvfWJSUA0GftpBjY+ILKHRN71UlBRAhHvH:9Dgiiem1qRAhvH

Score

1^/10

Malware Config

Signatures

Files

System.AppContext.dll
.dll windows x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:00:70:f4:18:bf:23:21:fc:50:9d:00:00:00:00:00:70
Certificate

Issuer

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

Not Before

20-03-2015 17:32

Not After

20-06-2016 17:32

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:F528-3777-8A76,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0a
Certificate

Issuer

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

Not Before

04-06-2015 17:42

Not After

04-09-2016 17:42

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

33:00:00:00:38:8d:23:6d:16:27:a3:26:e0:00:00:00:00:00:38
Certificate

Issuer

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

Not Before

01-10-2014 18:11

Not After

01-01-2016 18:11

Subject

CN=Microsoft Corporation,OU=MOPR,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

df:9f:e7:eb:4b:17:df:d5:23:35:a6:bd:a6:cb:4c:b1:8d:6e:68:c6:83:3e:b6:be:64:c7:3c:86:37:bb:61:6e
Signer

Actual PE Digest

df:9f:e7:eb:4b:17:df:d5:23:35:a6:bd:a6:cb:4c:b1:8d:6e:68:c6:83:3e:b6:be:64:c7:3c:86:37:bb:61:6e

Digest Algorithm

sha256

PE Digest Matches

true

35:92:d4:14:ac:68:a0:c7:e8:ed:93:9f:cb:66:07:cb:dd:db:76:bd
Signer

Actual PE Digest

35:92:d4:14:ac:68:a0:c7:e8:ed:93:9f:cb:66:07:cb:dd:db:76:bd

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: 1KB - Virtual size: 1KB

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

33:00:00:00:70:f4:18:bf:23:21:fc:50:9d:00:00:00:00:00:70Certificate

Extended Key Usages

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0aCertificate

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

33:00:00:00:38:8d:23:6d:16:27:a3:26:e0:00:00:00:00:00:38Certificate

Extended Key Usages

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

Key Usages

df:9f:e7:eb:4b:17:df:d5:23:35:a6:bd:a6:cb:4c:b1:8d:6e:68:c6:83:3e:b6:be:64:c7:3c:86:37:bb:61:6eSigner

35:92:d4:14:ac:68:a0:c7:e8:ed:93:9f:cb:66:07:cb:dd:db:76:bdSigner

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

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

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

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

33:00:00:00:70:f4:18:bf:23:21:fc:50:9d:00:00:00:00:00:70
Certificate

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0a
Certificate

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

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

33:00:00:00:38:8d:23:6d:16:27:a3:26:e0:00:00:00:00:00:38
Certificate

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

df:9f:e7:eb:4b:17:df:d5:23:35:a6:bd:a6:cb:4c:b1:8d:6e:68:c6:83:3e:b6:be:64:c7:3c:86:37:bb:61:6e
Signer

35:92:d4:14:ac:68:a0:c7:e8:ed:93:9f:cb:66:07:cb:dd:db:76:bd
Signer

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

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

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