Malware Analysis Report

2024-10-19 02:59

Sample ID 231228-l39fmahffp
Target d7b8b4a606c8b2dfebfb882afa35bca7
SHA256 bd1182eb3595956ac524dc8d13e1df4bc1d9a0f8e7f2e14d2331bb26750d1df9
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

bd1182eb3595956ac524dc8d13e1df4bc1d9a0f8e7f2e14d2331bb26750d1df9

Threat Level: Known bad

The file d7b8b4a606c8b2dfebfb882afa35bca7 was found to be: Known bad.

Malicious Activity Summary

bazarloader dropper loader

Bazar Loader

Bazar/Team9 Loader payload

Tries to connect to .bazar domain

Unexpected DNS network traffic destination

Looks up external IP address via web service

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-28 10:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-28 10:04

Reported

2024-01-02 21:30

Platform

win7-20231129-en

Max time kernel

145s

Max time network

149s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d7b8b4a606c8b2dfebfb882afa35bca7.dll

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
N/A N/A N/A N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d7b8b4a606c8b2dfebfb882afa35bca7.dll

Network

Country Destination Domain Proto
US 52.8.202.218:443 tcp
US 52.8.202.218:443 tcp
US 54.185.61.176:443 tcp
US 54.185.61.176:443 tcp
NL 45.148.120.206:443 tcp
NL 45.148.120.206:443 tcp
DE 45.153.240.189:443 tcp
DE 45.153.240.189:443 tcp

Files

memory/2368-0-0x0000000001F00000-0x0000000001F3E000-memory.dmp

memory/2368-1-0x000007FEF6330000-0x000007FEF64B1000-memory.dmp

memory/2368-3-0x0000000001F00000-0x0000000001F3E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-28 10:04

Reported

2024-01-02 21:30

Platform

win10v2004-20231215-en

Max time kernel

147s

Max time network

157s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d7b8b4a606c8b2dfebfb882afa35bca7.dll

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
N/A N/A N/A N/A

Tries to connect to .bazar domain

Description Indicator Process Target
N/A whitestorm9p.bazar N/A N/A
N/A greencloud46a.bazar N/A N/A
N/A greencloud46a.bazar N/A N/A
N/A greencloud46a.bazar N/A N/A
N/A greencloud46a.bazar N/A N/A
N/A whitestorm9p.bazar N/A N/A
N/A whitestorm9p.bazar N/A N/A
N/A whitestorm9p.bazar N/A N/A
N/A whitestorm9p.bazar N/A N/A
N/A whitestorm9p.bazar N/A N/A
N/A greencloud46a.bazar N/A N/A
N/A greencloud46a.bazar N/A N/A
N/A greencloud46a.bazar N/A N/A
N/A whitestorm9p.bazar N/A N/A
N/A whitestorm9p.bazar N/A N/A

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 172.98.193.62 N/A N/A
Destination IP 194.36.144.87 N/A N/A
Destination IP 91.217.137.37 N/A N/A
Destination IP 198.50.135.212 N/A N/A
Destination IP 194.36.144.87 N/A N/A
Destination IP 94.16.114.254 N/A N/A
Destination IP 198.50.135.212 N/A N/A
Destination IP 217.160.188.24 N/A N/A
Destination IP 195.10.195.195 N/A N/A
Destination IP 91.217.137.37 N/A N/A
Destination IP 172.98.193.62 N/A N/A
Destination IP 217.160.188.24 N/A N/A
Destination IP 94.16.114.254 N/A N/A
Destination IP 195.10.195.195 N/A N/A
Destination IP 94.16.114.254 N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
HTTP URL https://api.opennicproject.org/geoip/?bare&ipv=4 N/A N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d7b8b4a606c8b2dfebfb882afa35bca7.dll

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 3.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 61.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 52.8.202.218:443 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 167.109.18.2.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.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 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 54.185.61.176:443 tcp
US 8.8.8.8:53 67.179.17.96.in-addr.arpa udp
NL 45.148.120.206:443 tcp
DE 45.153.240.189:443 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 205.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 api.opennicproject.org udp
DE 116.203.98.109:443 api.opennicproject.org tcp
US 8.8.8.8:53 109.98.203.116.in-addr.arpa udp
DE 116.203.98.109:443 api.opennicproject.org tcp
US 8.8.8.8:53 40.13.222.173.in-addr.arpa udp
US 8.8.8.8:53 193.179.17.96.in-addr.arpa udp
DE 195.10.195.195:53 greencloud46a.bazar udp
DE 194.36.144.87:53 greencloud46a.bazar udp
US 8.8.8.8:53 195.195.10.195.in-addr.arpa udp
US 8.8.8.8:53 87.144.36.194.in-addr.arpa udp
RU 91.217.137.37:53 greencloud46a.bazar udp
DE 217.160.188.24:53 greencloud46a.bazar udp
US 8.8.8.8:53 37.137.217.91.in-addr.arpa udp
US 8.8.8.8:53 24.188.160.217.in-addr.arpa udp
US 172.98.193.62:53 greencloud46a.bazar udp
CA 198.50.135.212:53 greencloud46a.bazar udp
US 8.8.8.8:53 62.193.98.172.in-addr.arpa udp
US 8.8.8.8:53 212.135.50.198.in-addr.arpa udp
DE 94.16.114.254:53 greencloud46a.bazar udp
PA 186.73.40.224:443 tcp
US 8.8.8.8:53 254.114.16.94.in-addr.arpa udp
US 8.8.8.8:53 16.234.44.23.in-addr.arpa udp
DE 195.10.195.195:53 whitestorm9p.bazar udp
DE 194.36.144.87:53 whitestorm9p.bazar udp
RU 91.217.137.37:53 whitestorm9p.bazar udp
DE 217.160.188.24:53 whitestorm9p.bazar udp
US 172.98.193.62:53 whitestorm9p.bazar udp
CA 198.50.135.212:53 whitestorm9p.bazar udp
DE 94.16.114.254:53 whitestorm9p.bazar udp
DE 94.16.114.254:53 whitestorm9p.bazar udp
PA 186.73.40.224:443 tcp
US 8.8.8.8:53 89.65.42.20.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp

Files

memory/3800-0-0x0000000027AE0000-0x0000000027B1E000-memory.dmp

memory/3800-1-0x00007FF851760000-0x00007FF8518E1000-memory.dmp

memory/3800-4-0x0000000027AE0000-0x0000000027B1E000-memory.dmp