Malware Analysis Report

2024-10-23 17:37

Sample ID 231225-qgd5tagfck
Target 20e3b7d04d121321733b6eb698a09138
SHA256 33578b9c002760c65df50edee28db75dab43e5e55019852cd63d77e5c870c06f
Tags
bazarloader dropper loader
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

33578b9c002760c65df50edee28db75dab43e5e55019852cd63d77e5c870c06f

Threat Level: Known bad

The file 20e3b7d04d121321733b6eb698a09138 was found to be: Known bad.

Malicious Activity Summary

bazarloader dropper loader

Bazar Loader

Bazar/Team9 Loader payload

Blocklisted process makes network request

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-25 13:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-25 13:13

Reported

2023-12-26 05:45

Platform

win7-20231215-en

Max time kernel

124s

Max time network

129s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\20e3b7d04d121321733b6eb698a09138.dll,#1

Signatures

Bazar Loader

loader dropper bazarloader

Bazar/Team9 Loader payload

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

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\20e3b7d04d121321733b6eb698a09138.dll,#1

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\20e3b7d04d121321733b6eb698a09138.dll,#1 3854964114

Network

Country Destination Domain Proto
US 8.8.8.8:53 microsoft.com udp
US 35.165.197.209:443 tcp
US 20.112.250.133:443 microsoft.com tcp
US 20.112.250.133:443 microsoft.com tcp
US 35.165.197.209:443 tcp
US 35.165.197.209:443 tcp
US 35.165.197.209:443 tcp

Files

memory/2432-0-0x0000000001D30000-0x0000000001D44000-memory.dmp

memory/2288-7-0x00000000001A0000-0x00000000001B4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-25 13:13

Reported

2023-12-26 05:45

Platform

win10v2004-20231215-en

Max time kernel

145s

Max time network

141s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\20e3b7d04d121321733b6eb698a09138.dll,#1

Signatures

Bazar Loader

loader dropper bazarloader

Bazar/Team9 Loader payload

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

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\20e3b7d04d121321733b6eb698a09138.dll,#1

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\20e3b7d04d121321733b6eb698a09138.dll,#1 2885297151

Network

Country Destination Domain Proto
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 82.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 microsoft.com udp
US 35.165.197.209:443 tcp
US 20.112.250.133:443 microsoft.com tcp
US 8.8.8.8:53 133.250.112.20.in-addr.arpa udp
US 8.8.8.8:53 www.microsoft.com udp
PH 23.37.1.217:443 www.microsoft.com tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 217.1.37.23.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
GB 96.17.178.180:80 tcp
US 8.8.8.8:53 udp
US 35.165.197.209:443 tcp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
US 8.8.8.8:53 udp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
US 8.8.8.8:53 udp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
US 8.8.8.8:53 udp
N/A 87.248.205.0:80 tcp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.17.178.176:80 tcp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 udp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
US 8.8.8.8:53 udp
GB 96.16.110.114:80 tcp
GB 96.17.178.174:80 tcp
US 8.8.8.8:53 udp
N/A 20.231.121.79:80 tcp
GB 96.17.178.174:80 tcp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 udp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
N/A 20.231.121.79:80 tcp
US 8.8.8.8:53 udp
N/A 20.42.65.84:443 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
US 8.8.8.8:53 udp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp

Files

memory/4592-0-0x000001B0B7EE0000-0x000001B0B7EF4000-memory.dmp

memory/3568-7-0x0000016838270000-0x0000016838284000-memory.dmp