Overview
overview
10Static
static
10BouncyCast...to.dll
windows10-ltsc_2021-x64
1Client.exe
windows10-ltsc_2021-x64
10Gma.System...ok.dll
windows10-ltsc_2021-x64
1Kira.exe
windows10-ltsc_2021-x64
10Microsoft....es.dll
windows10-ltsc_2021-x64
1Microsoft....im.dll
windows10-ltsc_2021-x64
1Microsoft....er.dll
windows10-ltsc_2021-x64
1Microsoft....ce.dll
windows10-ltsc_2021-x64
1Microsoft....es.dll
windows10-ltsc_2021-x64
1Microsoft....ns.dll
windows10-ltsc_2021-x64
1Microsoft....rk.dll
windows10-ltsc_2021-x64
1Mono.Cecil.Mdb.dll
windows10-ltsc_2021-x64
1Mono.Cecil.Pdb.dll
windows10-ltsc_2021-x64
1Mono.Cecil.Rocks.dll
windows10-ltsc_2021-x64
1Mono.Cecil.dll
windows10-ltsc_2021-x64
1Open.Nat.dll
windows10-ltsc_2021-x64
1Quasar.Com...ts.dll
windows10-ltsc_2021-x64
1Quasar.Common.dll
windows10-ltsc_2021-x64
1Vestris.Re...ib.dll
windows10-ltsc_2021-x64
1client.exe
windows10-ltsc_2021-x64
10protobuf-net.dll
windows10-ltsc_2021-x64
1Analysis
-
max time kernel
104s -
max time network
137s -
platform
windows10-ltsc_2021_x64 -
resource
win10ltsc2021-20250314-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20250314-enlocale:en-usos:windows10-ltsc_2021-x64system -
submitted
04/04/2025, 16:07
Behavioral task
behavioral1
Sample
BouncyCastle.Crypto.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral2
Sample
Client.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral3
Sample
Gma.System.MouseKeyHook.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral4
Sample
Kira.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral5
Sample
Microsoft.TestPlatform.AdapterUtilities.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral6
Sample
Microsoft.VisualStudio.CodeCoverage.Shim.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral7
Sample
Microsoft.VisualStudio.TestPlatform.MSTest.TestAdapter.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral8
Sample
Microsoft.VisualStudio.TestPlatform.MSTestAdapter.PlatformServices.Interface.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral9
Sample
Microsoft.VisualStudio.TestPlatform.MSTestAdapter.PlatformServices.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral10
Sample
Microsoft.VisualStudio.TestPlatform.TestFramework.Extensions.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral11
Sample
Microsoft.VisualStudio.TestPlatform.TestFramework.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral12
Sample
Mono.Cecil.Mdb.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral13
Sample
Mono.Cecil.Pdb.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral14
Sample
Mono.Cecil.Rocks.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral15
Sample
Mono.Cecil.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral16
Sample
Open.Nat.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral17
Sample
Quasar.Common.Tests.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral18
Sample
Quasar.Common.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral19
Sample
Vestris.ResourceLib.dll
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral20
Sample
client.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral21
Sample
protobuf-net.dll
Resource
win10ltsc2021-20250314-en
General
-
Target
client.exe
-
Size
3.1MB
-
MD5
53a45c6e7e2e587d7db12cfa4476906a
-
SHA1
57591dafa4fedc5c39e4f4047619c750605d237c
-
SHA256
220921f2f892a79118811e15d6cdd813776b3898bbc47911060be449bd3f9339
-
SHA512
d48eff26d1aed4e765793d98ee6061675c2c9249a9bcbcd52be4a115625c33c99b6e09b40b98fa8aa65cf77288ff39429d7b43d4e82a95a9a8e96c017ee432cc
-
SSDEEP
98304:/nY+y2FqZaVmN+PqlhU//vlL1YGWdT7x:P1Z1CXx
Malware Config
Extracted
quasar
-
reconnect_delay
5000
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
resource yara_rule behavioral20/memory/3600-1-0x0000000000BA0000-0x0000000000ECA000-memory.dmp family_quasar -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3600 client.exe