Malware Analysis Report

2025-04-14 05:06

Sample ID 230117-ry56ashd73
Target 654a5edfc6d36d1d475c50a8c852f2fc.exe
SHA256 14df5d1e4b0be12a769c1c8ba950c4c2a192cc4f145dbe9decec59bf2706788b
Tags
quasar office04 spyware trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

14df5d1e4b0be12a769c1c8ba950c4c2a192cc4f145dbe9decec59bf2706788b

Threat Level: Known bad

The file 654a5edfc6d36d1d475c50a8c852f2fc.exe was found to be: Known bad.

Malicious Activity Summary

quasar office04 spyware trojan

Quasar RAT

Quasar payload

Quasar family

Looks up external IP address via web service

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-01-17 14:37

Signatures

Quasar family

quasar

Quasar payload

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-17 14:37

Reported

2023-01-17 14:40

Platform

win10v2004-20221111-en

Max time kernel

112s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\654a5edfc6d36d1d475c50a8c852f2fc.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

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

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\654a5edfc6d36d1d475c50a8c852f2fc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\654a5edfc6d36d1d475c50a8c852f2fc.exe

"C:\Users\Admin\AppData\Local\Temp\654a5edfc6d36d1d475c50a8c852f2fc.exe"

Network

Country Destination Domain Proto
N/A 93.184.221.240:80 tcp
N/A 72.21.91.29:80 tcp
N/A 93.184.221.240:80 tcp
N/A 161.97.148.204:1604 tcp
N/A 8.8.8.8:53 tools.keycdn.com udp
N/A 185.172.148.96:443 tools.keycdn.com tcp
N/A 8.8.8.8:53 api.ipify.org udp
N/A 64.185.227.155:443 api.ipify.org tcp
N/A 52.109.8.45:443 tcp
N/A 104.46.162.226:443 tcp
N/A 93.184.221.240:80 tcp
N/A 104.80.225.205:443 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp

Files

memory/2632-132-0x0000000000D00000-0x0000000000FC0000-memory.dmp

memory/2632-133-0x00007FFBADDB0000-0x00007FFBAE871000-memory.dmp

memory/2632-134-0x000000001D690000-0x000000001D6E0000-memory.dmp

memory/2632-135-0x000000001D7A0000-0x000000001D852000-memory.dmp

memory/2632-136-0x00007FFBADDB0000-0x00007FFBAE871000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-17 14:37

Reported

2023-01-17 14:39

Platform

win7-20220812-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\654a5edfc6d36d1d475c50a8c852f2fc.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

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

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\654a5edfc6d36d1d475c50a8c852f2fc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\654a5edfc6d36d1d475c50a8c852f2fc.exe

"C:\Users\Admin\AppData\Local\Temp\654a5edfc6d36d1d475c50a8c852f2fc.exe"

Network

Country Destination Domain Proto
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp
N/A 161.97.148.204:1604 tcp

Files

memory/536-54-0x00000000002B0000-0x0000000000570000-memory.dmp

memory/536-55-0x000007FEFC511000-0x000007FEFC513000-memory.dmp