Malware Analysis Report

2024-11-30 11:59

Sample ID 231021-hnsmsaeg48
Target GraveYard.Client.rar
SHA256 c597e0fc16402b1e4d03969819fa2c30ecc1e9969da2f688251a7d32f9214e77
Tags
pyinstaller pysilon quasar spyware trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c597e0fc16402b1e4d03969819fa2c30ecc1e9969da2f688251a7d32f9214e77

Threat Level: Known bad

The file GraveYard.Client.rar was found to be: Known bad.

Malicious Activity Summary

pyinstaller pysilon quasar spyware trojan

Quasar family

Quasar payload

Quasar RAT

Detect Pysilon

Pysilon family

Detects Pyinstaller

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-21 06:54

Signatures

Detect Pysilon

Description Indicator Process Target
N/A N/A N/A N/A

Pysilon family

pysilon

Quasar family

quasar

Quasar payload

Description Indicator Process Target
N/A N/A N/A N/A

Detects Pyinstaller

pyinstaller
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-21 06:53

Reported

2023-10-21 06:59

Platform

win10-20231020-en

Max time kernel

11s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\GraveYard.Client\mods\configs\client.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

Description Indicator Process Target
N/A N/A N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\GraveYard.Client\mods\configs\client.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\GraveYard.Client\mods\configs\client.exe

"C:\Users\Admin\AppData\Local\Temp\GraveYard.Client\mods\configs\client.exe"

Network

N/A

Files

memory/4272-0-0x00000000002E0000-0x000000000060A000-memory.dmp

memory/4272-2-0x00007FFC7E860000-0x00007FFC7F24C000-memory.dmp

memory/4272-3-0x000000001B350000-0x000000001B360000-memory.dmp

memory/4272-4-0x00007FFC7E860000-0x00007FFC7F24C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-21 06:53

Reported

2023-10-21 06:59

Platform

win10v2004-20231020-en

Max time kernel

34s

Max time network

10s

Command Line

"C:\Users\Admin\AppData\Local\Temp\GraveYard.Client\mods\configs\client.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

Description Indicator Process Target
N/A N/A N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\GraveYard.Client\mods\configs\client.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\GraveYard.Client\mods\configs\client.exe

"C:\Users\Admin\AppData\Local\Temp\GraveYard.Client\mods\configs\client.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 29.81.57.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp

Files

memory/1172-0-0x0000000000B40000-0x0000000000E6A000-memory.dmp

memory/1172-1-0x00007FFAEB550000-0x00007FFAEC011000-memory.dmp

memory/1172-2-0x000000001BA00000-0x000000001BA10000-memory.dmp

memory/1172-4-0x00007FFAEB550000-0x00007FFAEC011000-memory.dmp