Overview
overview
10Static
static
10Quasar v1....e.html
windows7-x64
3Quasar v1....e.html
windows10-2004-x64
8Quasar v1....to.dll
windows7-x64
1Quasar v1....to.dll
windows10-2004-x64
1Quasar v1....ok.dll
windows7-x64
1Quasar v1....ok.dll
windows10-2004-x64
1Quasar v1....db.dll
windows7-x64
1Quasar v1....db.dll
windows10-2004-x64
8Quasar v1....db.dll
windows7-x64
1Quasar v1....db.dll
windows10-2004-x64
8Quasar v1....ks.dll
windows7-x64
3Quasar v1....ks.dll
windows10-2004-x64
8Quasar v1....il.dll
windows7-x64
4Quasar v1....il.dll
windows10-2004-x64
8Quasar v1....at.dll
windows7-x64
1Quasar v1....at.dll
windows10-2004-x64
8Quasar v1....on.dll
windows7-x64
1Quasar v1....on.dll
windows10-2004-x64
8Quasar v1....ar.exe
windows7-x64
10Quasar v1....ar.exe
windows10-2004-x64
10Quasar v1....ib.dll
windows7-x64
1Quasar v1....ib.dll
windows10-2004-x64
3Quasar v1....nt.exe
windows7-x64
10Quasar v1....nt.exe
windows10-2004-x64
10Quasar v1....et.dll
windows7-x64
1Quasar v1....et.dll
windows10-2004-x64
8Analysis
-
max time kernel
98s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20250207-en -
resource tags
arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system -
submitted
10-02-2025 19:22
Behavioral task
behavioral1
Sample
Quasar v1.4.1/3rdPartyLicenses/BouncyCastle_license.html
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Quasar v1.4.1/3rdPartyLicenses/BouncyCastle_license.html
Resource
win10v2004-20250207-en
Behavioral task
behavioral3
Sample
Quasar v1.4.1/BouncyCastle.Crypto.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
Quasar v1.4.1/BouncyCastle.Crypto.dll
Resource
win10v2004-20250129-en
Behavioral task
behavioral5
Sample
Quasar v1.4.1/Gma.System.MouseKeyHook.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Quasar v1.4.1/Gma.System.MouseKeyHook.dll
Resource
win10v2004-20250129-en
Behavioral task
behavioral7
Sample
Quasar v1.4.1/Mono.Cecil.Mdb.dll
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
Quasar v1.4.1/Mono.Cecil.Mdb.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral9
Sample
Quasar v1.4.1/Mono.Cecil.Pdb.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Quasar v1.4.1/Mono.Cecil.Pdb.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral11
Sample
Quasar v1.4.1/Mono.Cecil.Rocks.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
Quasar v1.4.1/Mono.Cecil.Rocks.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral13
Sample
Quasar v1.4.1/Mono.Cecil.dll
Resource
win7-20240729-en
Behavioral task
behavioral14
Sample
Quasar v1.4.1/Mono.Cecil.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral15
Sample
Quasar v1.4.1/Open.Nat.dll
Resource
win7-20241010-en
Behavioral task
behavioral16
Sample
Quasar v1.4.1/Open.Nat.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral17
Sample
Quasar v1.4.1/Quasar.Common.dll
Resource
win7-20240729-en
Behavioral task
behavioral18
Sample
Quasar v1.4.1/Quasar.Common.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral19
Sample
Quasar v1.4.1/Quasar.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
Quasar v1.4.1/Quasar.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral21
Sample
Quasar v1.4.1/Vestris.ResourceLib.dll
Resource
win7-20241010-en
Behavioral task
behavioral22
Sample
Quasar v1.4.1/Vestris.ResourceLib.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral23
Sample
Quasar v1.4.1/client.exe
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
Quasar v1.4.1/client.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral25
Sample
Quasar v1.4.1/protobuf-net.dll
Resource
win7-20240729-en
Behavioral task
behavioral26
Sample
Quasar v1.4.1/protobuf-net.dll
Resource
win10v2004-20250207-en
General
-
Target
Quasar v1.4.1/Mono.Cecil.Pdb.dll
-
Size
87KB
-
MD5
6d5eb860c2be5dbeb470e7d3f3e7dda4
-
SHA1
80c76660b87c52127b1a7da48e27700f75362041
-
SHA256
447ede1984bb4acd73bd97c0ec57a11c079cee8301c91fb199ca98c1906d3cc4
-
SHA512
64cf4fe7de68a35720d2b9338ba9cf182e127d95d72d2ccf7ff5c73a368133663e70c988a460825fa87b2d03717a4447948d5262f56aceb7c3bf1cb3ab5a41a5
-
SSDEEP
1536:2OCAsdBo+am5OMwr5IlALYKXgAJGsZhTjrjvjCXeO:ZCjta0OMuIlArVJGqT/jveXeO
Malware Config
Signatures
-
Downloads MZ/PE file 1 IoCs
flow pid Process 26 3128 Process not Found -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MicrosoftEdgeUpdate.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 224 MicrosoftEdgeUpdate.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\Quasar v1.4.1\Mono.Cecil.Pdb.dll",#11⤵PID:3656
-
C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU1NzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODAxNjUyMzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzA4MjA1NDA2Ii8-PC9hcHA-PC9yZXF1ZXN0Pg1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:224