Client-built.exe
- IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
- SHA256 936faed38fa85f481995a37af7963be3408970718464d52a6c1c498c1e01d6f2
-
Quasar payload
-
Unsigned PE
Checks for missing Authenticode signature.
Behavioral task
behavioral1
Sample
Client-built.exe
Resource
win10v2004-20260911-en
quasar
1.7.3
DDR7
DDR7-48221.portmap.host:48221
43cc31a6-a437-492a-bf75-0ae5e4101ed8
092A616347D3F0556BE769D540C41D6DDDEB17ED
ram.exe
5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382
Logs
3000
DDR7
DDR7
Core component of the PulsaRAT remote access trojan, implementing its command protocol for hidden remote desktop, UAC bypass, persistence, and credential theft.
| resource | yara_rule |
|---|---|
| static1/unpack001/pulsar.common.dll | pulsarat_module |
| resource | yara_rule |
|---|---|
| sample | family_quasar |
Checks for missing Authenticode signature.
| resource |
|---|
| Client-built.exe |
| unpack001/aforge.dll |
| unpack001/aforge.video.directshow.dll |
| unpack001/aforge.video.dll |
| unpack001/gma.system.mousekeyhook.dll |
| unpack001/messagepack.annotations.dll |
| unpack001/messagepack.dll |
| unpack001/naudio.core.dll |
| unpack001/naudio.wasapi.dll |
| unpack001/naudio.winforms.dll |
| unpack001/naudio.winmm.dll |
| unpack001/pulsar.common.dll |
| unpack001/sharpdx.d3dcompiler.dll |
| unpack001/sharpdx.direct2d1.dll |
| unpack001/sharpdx.direct3d11.dll |
| unpack001/sharpdx.dll |
| unpack001/sharpdx.dxgi.dll |
| unpack001/sharpdx.mathematics.dll |
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Quasar payload
Unsigned PE
Checks for missing Authenticode signature.
Quasar payload
Quasar payload
Quasar payload
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
Quasar payload
Oct 31, 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
Quasar payload
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
Quasar payload
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
Quasar payload
Apr 3, 2025
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
Quasar payload
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