Malware Analysis Report

2024-08-06 17:40

Sample ID 240626-whltyavhkf
Target eez.exe
SHA256 07fc41a684f289e5b0675570db4d99dbd14d19ddc72fe047ba431d356440d020
Tags
quasar test spyware trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

07fc41a684f289e5b0675570db4d99dbd14d19ddc72fe047ba431d356440d020

Threat Level: Known bad

The file eez.exe was found to be: Known bad.

Malicious Activity Summary

quasar test spyware trojan

Quasar RAT

Quasar payload

Looks up external IP address via web service

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-26 17:55

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 17:55

Reported

2024-06-26 17:57

Platform

win7-20240221-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eez.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\eez.exe

"C:\Users\Admin\AppData\Local\Temp\eez.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 17:55

Reported

2024-06-26 17:58

Platform

win10v2004-20240611-en

Max time kernel

147s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eez.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 ip-api.com N/A N/A

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2660 wrote to memory of 1648 N/A C:\Users\Admin\AppData\Local\Temp\eez.exe C:\Windows\SYSTEM32\notepad.exe
PID 2660 wrote to memory of 1648 N/A C:\Users\Admin\AppData\Local\Temp\eez.exe C:\Windows\SYSTEM32\notepad.exe

Processes

C:\Users\Admin\AppData\Local\Temp\eez.exe

"C:\Users\Admin\AppData\Local\Temp\eez.exe"

C:\Windows\SYSTEM32\notepad.exe

notepad.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 134.122.3.3:8888 tcp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 3.3.122.134.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 134.122.3.3:8888 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 134.122.3.3:8888 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp
US 134.122.3.3:8888 tcp

Files

memory/2660-0-0x00007FFE066B0000-0x00007FFE068A5000-memory.dmp

memory/2660-2-0x0000020804200000-0x0000020804252000-memory.dmp

memory/2660-3-0x00007FFDE86B3000-0x00007FFDE86B5000-memory.dmp

memory/2660-4-0x0000020804430000-0x000002080447E000-memory.dmp

memory/2660-5-0x00007FFDE86B0000-0x00007FFDE9171000-memory.dmp

memory/2660-6-0x00007FFDE86B0000-0x00007FFDE9171000-memory.dmp

memory/2660-7-0x00007FFDE86B0000-0x00007FFDE9171000-memory.dmp

memory/2660-8-0x000002081CDB0000-0x000002081CDC2000-memory.dmp

memory/2660-9-0x000002081CE10000-0x000002081CE4C000-memory.dmp

memory/2660-10-0x00007FFDE86B0000-0x00007FFDE9171000-memory.dmp

memory/2660-11-0x00007FFDE86B3000-0x00007FFDE86B5000-memory.dmp

memory/2660-12-0x00007FFDE86B0000-0x00007FFDE9171000-memory.dmp

memory/2660-13-0x00007FFDE86B0000-0x00007FFDE9171000-memory.dmp

memory/2660-14-0x00007FFDE86B0000-0x00007FFDE9171000-memory.dmp

memory/2660-15-0x00007FFDE86B0000-0x00007FFDE9171000-memory.dmp