Malware Analysis Report

2024-10-23 17:37

Sample ID 231229-1dw7bshdd9
Target 048324470bc1de4f4d4bb5410e6e7010
SHA256 8e95c19a0c8e334e6f0acf71e8d5b7450c8838d047d6d3d6a01f00eaafd02736
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

8e95c19a0c8e334e6f0acf71e8d5b7450c8838d047d6d3d6a01f00eaafd02736

Threat Level: Known bad

The file 048324470bc1de4f4d4bb5410e6e7010 was found to be: Known bad.

Malicious Activity Summary

bazarloader dropper loader

Bazar Loader

Bazar/Team9 Loader payload

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-29 21:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-29 21:32

Reported

2023-12-30 06:31

Platform

win7-20231129-en

Max time kernel

123s

Max time network

133s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\048324470bc1de4f4d4bb5410e6e7010.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
N/A N/A N/A N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\048324470bc1de4f4d4bb5410e6e7010.dll

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\048324470bc1de4f4d4bb5410e6e7010.dll,StartW 110103568

Network

Country Destination Domain Proto
NL 64.227.77.160:443 tcp
US 8.8.8.8:53 microsoft.com udp
US 20.112.250.133:443 microsoft.com tcp
US 20.112.250.133:443 microsoft.com tcp
NL 64.227.77.160:443 tcp
NL 64.227.77.160:443 tcp
NL 64.227.77.160:443 tcp

Files

memory/1832-0-0x0000000001E80000-0x000000000200C000-memory.dmp

memory/1692-1-0x0000000001DB0000-0x0000000001F3C000-memory.dmp

memory/1692-2-0x0000000001DB0000-0x0000000001F3C000-memory.dmp

memory/1832-3-0x0000000001E80000-0x000000000200C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-29 21:32

Reported

2023-12-30 06:31

Platform

win10v2004-20231215-en

Max time kernel

180s

Max time network

200s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\048324470bc1de4f4d4bb5410e6e7010.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
N/A N/A N/A N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\048324470bc1de4f4d4bb5410e6e7010.dll

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\048324470bc1de4f4d4bb5410e6e7010.dll,StartW 2032565524

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 4.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.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 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 microsoft.com udp
US 8.8.8.8:53 g.bing.com udp
US 20.112.250.133:443 microsoft.com tcp
NL 64.227.77.160:443 tcp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 133.250.112.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 www.microsoft.com udp
US 92.123.241.137:443 www.microsoft.com tcp
US 8.8.8.8:53 137.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.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
NL 64.227.77.160:443 tcp

Files

memory/1228-0-0x0000000002770000-0x00000000028FC000-memory.dmp

memory/1228-1-0x0000000002770000-0x00000000028FC000-memory.dmp

memory/1880-2-0x000001AD2B6F0000-0x000001AD2B87C000-memory.dmp

memory/1880-3-0x000001AD2B6F0000-0x000001AD2B87C000-memory.dmp