Malware Analysis Report

2024-10-19 02:58

Sample ID 240104-fxljqabhc4
Target 3ffc127bc4ba53142f72726a8773c89a
SHA256 36b8dccda54d3f559a39389e1ca62dc7e68ab915c4b122f090f6e11398000b02
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

36b8dccda54d3f559a39389e1ca62dc7e68ab915c4b122f090f6e11398000b02

Threat Level: Known bad

The file 3ffc127bc4ba53142f72726a8773c89a 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

2024-01-04 05:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-04 05:15

Reported

2024-01-04 05:18

Platform

win7-20231215-en

Max time kernel

142s

Max time network

146s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3ffc127bc4ba53142f72726a8773c89a.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\3ffc127bc4ba53142f72726a8773c89a.dll

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ffc127bc4ba53142f72726a8773c89a.dll,DllRegisterServer {25694E26-18DE-4D4D-89B1-BAF36875F43A}

Network

Country Destination Domain Proto
US 8.8.8.8:53 microsoft.com udp
US 20.112.250.133:443 microsoft.com tcp
DE 167.99.240.197:443 tcp
US 20.112.250.133:443 microsoft.com tcp
DE 167.99.240.197:443 tcp
DE 167.99.240.197:443 tcp
DE 167.99.240.197:443 tcp
DE 167.99.240.197:443 tcp
DE 167.99.240.197:443 tcp

Files

memory/3028-0-0x0000000001EC0000-0x0000000001FB2000-memory.dmp

memory/2284-1-0x0000000001BA0000-0x0000000001C92000-memory.dmp

memory/2284-2-0x0000000001BA0000-0x0000000001C92000-memory.dmp

memory/3028-3-0x0000000001EC0000-0x0000000001FB2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-04 05:15

Reported

2024-01-04 05:17

Platform

win10v2004-20231222-en

Max time kernel

144s

Max time network

151s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3ffc127bc4ba53142f72726a8773c89a.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\3ffc127bc4ba53142f72726a8773c89a.dll

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ffc127bc4ba53142f72726a8773c89a.dll,DllRegisterServer {2836FE14-B121-4567-B4A1-AA7A6C14A303}

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 23.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 microsoft.com udp
DE 167.99.240.197:443 tcp
US 20.112.250.133:443 microsoft.com tcp
US 8.8.8.8:53 www.microsoft.com udp
US 92.123.241.137:443 www.microsoft.com tcp
US 8.8.8.8:53 133.250.112.20.in-addr.arpa udp
US 8.8.8.8:53 137.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 32.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
DE 167.99.240.197:443 tcp
US 8.8.8.8:53 23.236.111.52.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
DE 167.99.240.197:443 tcp
US 8.8.8.8:53 90.16.208.104.in-addr.arpa udp

Files

memory/4612-0-0x00000000025D0000-0x00000000026C2000-memory.dmp

memory/3044-1-0x0000027E540E0000-0x0000027E541D2000-memory.dmp

memory/3044-2-0x0000027E540E0000-0x0000027E541D2000-memory.dmp

memory/4612-3-0x00000000025D0000-0x00000000026C2000-memory.dmp