KrnlUI[.]exe | Triage

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General

Target

KrnlUI.exe
Size

1.1MB
MD5

f9a47fca6b14bce5f7d65d1e63a473c3
SHA1

64ca173b6b46ba5d36a08f819d99ae354ef4178c
SHA256

58dbaafe29024ca994467b62ed08bd0dbfe593b630437d8e31c9635ef49d652f
SHA512

adc339712d14ac5454e5ccfefcc898c5a66629a564b078b1dce3c380bd54a0b73d2230e93b93ef689ca68df66ee124b755c1edee329f56123cc691f3c54ef179
SSDEEP

12288:ji/RhBEbcOhwTQfjAXzrPxmPRgBanooMW/8obmbX5mgZh1wlxFoCef25OUdujbM2:WmPCBanooMW/8umFbh8XucyPYTkPf

Score

1^/10

Malware Config

Signatures

Files

KrnlUI.exe
.exe windows:4 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

1a:d6:08:a7:d6:34:b5:cd:de:97:cb:a3:cc:f0:d0:4b
Certificate

Issuer

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

Not Before

09/12/2022, 18:30

Not After

06/12/2032, 18:30

Subject

CN=SSL.com Timestamping Unit 2022,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

c8:35:87:fa:ee:13:8e:79:70:e9:5f:75:a8:38:c1:9e:a3:1b:b1:c8:c3:7e:04:9b:80:6c:8f:c7:8f:58:dc:85
Signer

Actual PE Digest

c8:35:87:fa:ee:13:8e:79:70:e9:5f:75:a8:38:c1:9e:a3:1b:b1:c8:c3:7e:04:9b:80:6c:8f:c7:8f:58:dc:85

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

Imports

mscoree

_CorExeMain

Sections

.text
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 106KB - Virtual size: 105KB

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

1a:d6:08:a7:d6:34:b5:cd:de:97:cb:a3:cc:f0:d0:4bCertificate

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

c8:35:87:fa:ee:13:8e:79:70:e9:5f:75:a8:38:c1:9e:a3:1b:b1:c8:c3:7e:04:9b:80:6c:8f:c7:8f:58:dc:85Signer

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 1.0MB - Virtual size: 1.0MB

.rsrc Size: 106KB - Virtual size: 105KB

.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

1a:d6:08:a7:d6:34:b5:cd:de:97:cb:a3:cc:f0:d0:4b
Certificate

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

c8:35:87:fa:ee:13:8e:79:70:e9:5f:75:a8:38:c1:9e:a3:1b:b1:c8:c3:7e:04:9b:80:6c:8f:c7:8f:58:dc:85
Signer

.text
Size: 1.0MB - Virtual size: 1.0MB

.rsrc
Size: 106KB - Virtual size: 105KB

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