krnl[.]exe | Triage

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General

Target

krnl.exe
Size

2.2MB
MD5

5957ba5836c24cc452c3b42fffe01dee
SHA1

9f05eae494b48009437bbdd26813526b94ad656d
SHA256

e7e302915a9f74b4a30688d0bf64969c143501888adeb83eb50b7c4af05d4a7a
SHA512

1107892e0ab9968ef6713b47961ac1f90697c794484ed044f53f2d07337fe9f4f04585ad367693cdd060450799e53ac1160b947bcf2aa2883d60505df7a3cbea
SSDEEP

49152:9vEG+3gXNoFbvNOL1b/HmDeH31vAN3/bk3g35:9MGjovOl/HmiH31vANn5

Score

N/A

Malware Config

Signatures

Files

krnl.exe
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

e4:27:04:95:f6:8c:91:d6:d0:ec:7b:49:4e:a4:df:1c
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

11-09-2018 09:26

Not After

11-09-2023 09:26

Subject

CN=SSL.com Root Certification Authority RSA,O=SSL Corporation,L=Houston,ST=Texas,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

57:31:0a:52:95:de:1e:ed:32:44:3f:c1:de:14:f1:7d
Certificate

Issuer

CN=SSL.com Code Signing Intermediate CA RSA R1,O=SSL Corp,L=Houston,ST=Texas,C=US

Not Before

19-07-2022 20:24

Not After

18-07-2024 20:24

Subject

CN=1305119 B.C. Ltd,O=1305119 B.C. Ltd,L=North Vancouver,ST=British Columbia,C=CA

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

64:33:51:d3:c7:38:9f:08
Certificate

Issuer

CN=SSL.com Root Certification Authority RSA,O=SSL Corporation,L=Houston,ST=Texas,C=US

Not Before

24-06-2016 20:44

Not After

24-06-2031 20:44

Subject

CN=SSL.com Code Signing Intermediate CA RSA R1,O=SSL Corp,L=Houston,ST=Texas,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

e4:27:04:95:f6:8c:91:d6:d0:ec:7b:49:4e:a4:df:1c
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

11-09-2018 09:26

Not After

11-09-2023 09:26

Subject

CN=SSL.com Root Certification Authority RSA,O=SSL Corporation,L=Houston,ST=Texas,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

5f:1c:bc:8c:5c:3e:5f:6f:24:fd:3a:4f:e4:88:d6:28
Certificate

Issuer

CN=SSL.com Timestamping Issuing RSA CA R1,O=SSL Corp,L=Houston,ST=Texas,C=US

Not Before

10-09-2021 16:35

Not After

08-09-2031 16:35

Subject

CN=SSL.com Timestamping Unit 2021,O=SSL Corp,L=Houston,ST=Texas,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

6d:52:18:70:87:e8:23:4d:85:60:00:d0:80:8f:93:56
Certificate

Issuer

CN=SSL.com Root Certification Authority RSA,O=SSL Corporation,L=Houston,ST=Texas,C=US

Not Before

13-11-2019 18:50

Not After

12-11-2034 18:50

Subject

CN=SSL.com Timestamping Issuing RSA CA R1,O=SSL Corp,L=Houston,ST=Texas,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

ff:b0:0c:f6:99:df:13:c4:a1:a1:01:be:ca:b5:0b:d8:70:20:a0:f9:ca:76:09:90:53:33:03:ab:9b:bf:02:87
Signer

Actual PE Digest

ff:b0:0c:f6:99:df:13:c4:a1:a1:01:be:ca:b5:0b:d8:70:20:a0:f9:ca:76:09:90:53:33:03:ab:9b:bf:02:87

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=1305119 B.C. Ltd,O=1305119 B.C. Ltd,L=North Vancouver,ST=British Columbia,C=CA

19-07-2022 20:58
Valid: true

Chain 1

CN=1305119 B.C. Ltd,O=1305119 B.C. Ltd,L=North Vancouver,ST=British Columbia,C=CA

CN=SSL.com Code Signing Intermediate CA RSA R1,O=SSL Corp,L=Houston,ST=Texas,C=US

CN=SSL.com Root Certification Authority RSA,O=SSL Corporation,L=Houston,ST=Texas,C=US

Chain 2

CN=1305119 B.C. Ltd,O=1305119 B.C. Ltd,L=North Vancouver,ST=British Columbia,C=CA

CN=SSL.com Code Signing Intermediate CA RSA R1,O=SSL Corp,L=Houston,ST=Texas,C=US

CN=SSL.com Root Certification Authority RSA,O=SSL Corporation,L=Houston,ST=Texas,C=US

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

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

Imports

mscoree

_CorExeMain

Sections

.text
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 185KB - Virtual size: 184KB

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

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

e4:27:04:95:f6:8c:91:d6:d0:ec:7b:49:4e:a4:df:1cCertificate

Key Usages

57:31:0a:52:95:de:1e:ed:32:44:3f:c1:de:14:f1:7dCertificate

Extended Key Usages

Key Usages

64:33:51:d3:c7:38:9f:08Certificate

Extended Key Usages

Key Usages

e4:27:04:95:f6:8c:91:d6:d0:ec:7b:49:4e:a4:df:1cCertificate

Key Usages

5f:1c:bc:8c:5c:3e:5f:6f:24:fd:3a:4f:e4:88:d6:28Certificate

Extended Key Usages

Key Usages

6d:52:18:70:87:e8:23:4d:85:60:00:d0:80:8f:93:56Certificate

Extended Key Usages

Key Usages

ff:b0:0c:f6:99:df:13:c4:a1:a1:01:be:ca:b5:0b:d8:70:20:a0:f9:ca:76:09:90:53:33:03:ab:9b:bf:02:87Signer

Signature Validations

Verification

19-07-2022 20:58 Valid: true

Chain 1

Chain 2

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 2.1MB - Virtual size: 2.1MB

.rsrc Size: 185KB - Virtual size: 184KB

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

e4:27:04:95:f6:8c:91:d6:d0:ec:7b:49:4e:a4:df:1c
Certificate

57:31:0a:52:95:de:1e:ed:32:44:3f:c1:de:14:f1:7d
Certificate

64:33:51:d3:c7:38:9f:08
Certificate

e4:27:04:95:f6:8c:91:d6:d0:ec:7b:49:4e:a4:df:1c
Certificate

5f:1c:bc:8c:5c:3e:5f:6f:24:fd:3a:4f:e4:88:d6:28
Certificate

6d:52:18:70:87:e8:23:4d:85:60:00:d0:80:8f:93:56
Certificate

ff:b0:0c:f6:99:df:13:c4:a1:a1:01:be:ca:b5:0b:d8:70:20:a0:f9:ca:76:09:90:53:33:03:ab:9b:bf:02:87
Signer

19-07-2022 20:58
Valid: true

.text
Size: 2.1MB - Virtual size: 2.1MB

.rsrc
Size: 185KB - Virtual size: 184KB

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