ClassroomWindows[.]exe

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General

Target

ClassroomWindows.exe
Size

692KB
MD5

4cd4e36914e10c16ac80eb548dcf3468
SHA1

9de6f67af1ce72e13dfd646140325af88694889b
SHA256

8db7bb892749eb9311a97f2ca0b6ee86464bb9543bdfa0eb4cc8197b99d77717
SHA512

6a705f59abc58c5216010711983c6302291aa0b7d236d9975d7e00bae31c86c42caf44c4a072c18d689db4a6f1c94486cf42e72465c926eb17206f9c43e4b5dc
SSDEEP

12288:/6crIrN3pAyQfZfDvxlI0atQhj/qawzKlTzfKvxlI0aGQhjge:eATRLvs0yQh5yvs0fQhf

Score

1^/10

Malware Config

Signatures

Files

ClassroomWindows.exe
.exe windows:4 windows x64 arch:x64

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

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

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

03:ee:36:cc:02:8e:98:cc:d8:68:ce:35:e8:c9:7c:ec
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

11/01/2023, 00:00

Not After

10/01/2026, 23:59

Subject

CN=Lightspeed Solutions\, LLC,O=Lightspeed Solutions\, LLC,L=Austin,ST=TEXAS,C=US,1.2.840.113549.1.9.1=#0c186974406c69676874737065656473797374656d732e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

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

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

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

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

3d:f1:21:11:74:36:10:57:2c:13:ea:56:70:1a:06:61:6d:fb:71:06:53:44:89:41:6b:21:fc:f0:5d:02:8d:58
Signer

Actual PE Digest

3d:f1:21:11:74:36:10:57:2c:13:ea:56:70:1a:06:61:6d:fb:71:06:53:44:89:41:6b:21:fc:f0:5d:02:8d:58

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

PDB Paths

C:\Dev\LS\ClassroomWindows\CW_Agent\obj\x64\Release\ClassroomWindows.pdb

Sections

.text
Size: 475KB - Virtual size: 475KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 206KB - Virtual size: 205KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

03:ee:36:cc:02:8e:98:cc:d8:68:ce:35:e8:c9:7c:ecCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

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

Key Usages

3d:f1:21:11:74:36:10:57:2c:13:ea:56:70:1a:06:61:6d:fb:71:06:53:44:89:41:6b:21:fc:f0:5d:02:8d:58Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Sections

.text Size: 475KB - Virtual size: 475KB

.rsrc Size: 206KB - Virtual size: 205KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

03:ee:36:cc:02:8e:98:cc:d8:68:ce:35:e8:c9:7c:ec
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

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

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

3d:f1:21:11:74:36:10:57:2c:13:ea:56:70:1a:06:61:6d:fb:71:06:53:44:89:41:6b:21:fc:f0:5d:02:8d:58
Signer

.text
Size: 475KB - Virtual size: 475KB

.rsrc
Size: 206KB - Virtual size: 205KB