UPDATEBIOS[.]exe

Sharing

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General

Target

UPDATEBIOS.exe
Size

1.7MB
MD5

1e0655269a92336e03475c3d233ec6c4
SHA1

46f02086f88c260c371c7220321ffa7381ae7427
SHA256

ba0849f4950580809c76960a6cc2e7f624cbe71ab74dbef66898f120cda15c29
SHA512

a10a3d9409c86a6cd0770850e800f456e372591441ff002e22e45bfd27fca3a87455681ed594165a620f0c46da4477392a4dcc28c9d49d9ac145c1f25f32e4a3
SSDEEP

24576:h6IuLmKSO/cSHK39hgKf3ZG9vc21xXnMPGUWxFmPiVsN6Yr95IV7Rdk4mQfRvcUP:hWmFOKNU/V7R24mQdcqYZsmk

Score

1^/10

Malware Config

Signatures

Files

UPDATEBIOS.exe
.exe windows x64

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0b:88:60:32:86:1d:95:53:c6:8f:80:33:13:a9:89:75
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

11/03/2021, 00:00

Not After

05/06/2024, 23:59

Subject

CN=Micro-Star International CO.\, LTD.,O=Micro-Star International CO.\, LTD.,L=Zhonghe District,ST=New Taipei City,C=TW

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

ce:ca:b1:51:52:3b:c7:77:7a:1b:24:98:8d:40:3f:c9:c8:f8:58:4e
Signer

Actual PE Digest

ce:ca:b1:51:52:3b:c7:77:7a:1b:24:98:8d:40:3f:c9:c8:f8:58:4e

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=Micro-Star International CO.\, LTD.,O=Micro-Star International CO.\, LTD.,L=Zhonghe District,ST=New Taipei City,C=TW

12/04/2023, 06:06
Valid: true

Chain 1

CN=Micro-Star International CO.\, LTD.,O=Micro-Star International CO.\, LTD.,L=Zhonghe District,ST=New Taipei City,C=TW

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

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

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 76KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

0b:88:60:32:86:1d:95:53:c6:8f:80:33:13:a9:89:75Certificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

ce:ca:b1:51:52:3b:c7:77:7a:1b:24:98:8d:40:3f:c9:c8:f8:58:4eSigner

Signature Validations

Verification

12/04/2023, 06:06 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.rsrc Size: 76KB - Virtual size: 76KB

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

0b:88:60:32:86:1d:95:53:c6:8f:80:33:13:a9:89:75
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

ce:ca:b1:51:52:3b:c7:77:7a:1b:24:98:8d:40:3f:c9:c8:f8:58:4e
Signer

12/04/2023, 06:06
Valid: true

.text
Size: 1.6MB - Virtual size: 1.6MB

.rsrc
Size: 76KB - Virtual size: 76KB