oxygen_u.zip
- SHA256 2a572f51e2c64621f08d4a9253eb8d0efa2c44a3cc3d34254fed659c700a6606
Behavioral task
behavioral1
Sample
oxygen_u/OxygenU.exe
Resource
win10ltsc2021-20260911-en
Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.
| resource | yara_rule |
|---|---|
| static1/unpack001/oxygen_u/OxygenU.exe | costura |
Checks for missing Authenticode signature.
| resource |
|---|
| unpack001/oxygen_u/OxygenU.exe |
| unpack002/costura.dll |
| unpack002/wpfanimatedgif.dll |
Unsigned PE
Checks for missing Authenticode signature.
Unsigned PE
Checks for missing Authenticode signature.
Oct 20, 2021
CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
Oct 20, 2021
CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
Oct 20, 2021
CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
Mar 8, 2023
SERIALNUMBER=603 389 068,CN=Json.NET (.NET Foundation),O=Json.NET (.NET Foundation),L=Redmond,ST=Washington,C=US,1.3.6.1.4.1.311.60.2.1.2=#130a57617368696e67746f6e,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e
CN=.NET Foundation Projects Code Signing CA2,O=.NET Foundation,C=US
CN=DigiCert CS RSA4096 Root G5,O=DigiCert\, Inc.,C=US
Feb 19, 2020
CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
May 9, 2023
CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
May 8, 2022
CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
May 15, 2018
CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
May 15, 2018
CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
Oct 27, 2021
CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US
Unsigned PE
Checks for missing Authenticode signature.