Malware Analysis Report

2024-10-19 08:42

Sample ID 240417-rpxgssdb6w
Target 3e367077b9f51162b57d557b4d4373fd32384529a5a4494ebde24a70ae8584ee
SHA256 3e367077b9f51162b57d557b4d4373fd32384529a5a4494ebde24a70ae8584ee
Tags
office04 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

3e367077b9f51162b57d557b4d4373fd32384529a5a4494ebde24a70ae8584ee

Threat Level: Known bad

The file 3e367077b9f51162b57d557b4d4373fd32384529a5a4494ebde24a70ae8584ee was found to be: Known bad.

Malicious Activity Summary

office04 quasar spyware trojan

Quasar family

Quasar payload

Quasar RAT

Looks up external IP address via web service

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-17 14:22

Signatures

Quasar family

quasar

Quasar payload

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-17 14:22

Reported

2024-04-17 14:25

Platform

win7-20240215-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

Description Indicator Process Target
N/A N/A N/A N/A
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\d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.exe

"C:\Users\Admin\AppData\Local\Temp\d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 contodapug.con-ip.com udp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp

Files

memory/1600-0-0x0000000000BC0000-0x0000000000C1E000-memory.dmp

memory/1600-1-0x0000000074590000-0x0000000074C7E000-memory.dmp

memory/1600-2-0x0000000004970000-0x00000000049B0000-memory.dmp

memory/1600-3-0x0000000074590000-0x0000000074C7E000-memory.dmp

memory/1600-4-0x0000000004970000-0x00000000049B0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-17 14:22

Reported

2024-04-17 14:27

Platform

win10v2004-20240412-en

Max time kernel

174s

Max time network

200s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.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\d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.exe

"C:\Users\Admin\AppData\Local\Temp\d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 18.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 248.81.21.2.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 81.139.73.23.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 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 contodapug.con-ip.com udp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 8.8.8.8:53 198.111.78.13.in-addr.arpa udp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 8.8.8.8:53 43.56.20.217.in-addr.arpa udp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp
US 5.181.159.31:3000 contodapug.con-ip.com tcp

Files

memory/4036-0-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/4036-1-0x0000000000710000-0x000000000076E000-memory.dmp

memory/4036-2-0x0000000005600000-0x0000000005BA4000-memory.dmp

memory/4036-3-0x00000000050F0000-0x0000000005182000-memory.dmp

memory/4036-4-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

memory/4036-5-0x0000000005050000-0x00000000050B6000-memory.dmp

memory/4036-6-0x00000000055D0000-0x00000000055E2000-memory.dmp

memory/4036-7-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/4036-8-0x00000000063D0000-0x000000000640C000-memory.dmp

memory/4036-9-0x0000000006580000-0x000000000658A000-memory.dmp

memory/4036-10-0x0000000004FA0000-0x0000000004FB0000-memory.dmp