Malware Analysis Report

2024-10-19 02:58

Sample ID 240108-hd943scgfl
Target 4ab40b0b0e2bdbe2aa582f417cead251
SHA256 fc6071f0f115474d30e5a278f2199bb55c6a1f0929c796d0c770d8e724aefcaa
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

fc6071f0f115474d30e5a278f2199bb55c6a1f0929c796d0c770d8e724aefcaa

Threat Level: Known bad

The file 4ab40b0b0e2bdbe2aa582f417cead251 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

2024-01-08 06:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-08 06:38

Reported

2024-01-08 06:41

Platform

win7-20231215-en

Max time kernel

142s

Max time network

128s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ab40b0b0e2bdbe2aa582f417cead251.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
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\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ab40b0b0e2bdbe2aa582f417cead251.dll,#1

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ab40b0b0e2bdbe2aa582f417cead251.dll,#1 2179593162

Network

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

Files

memory/2108-0-0x0000000001FE0000-0x0000000001FF4000-memory.dmp

memory/2100-1-0x0000000001EE0000-0x0000000001EF4000-memory.dmp

memory/2100-3-0x0000000001EE0000-0x0000000001EF4000-memory.dmp

memory/2100-2-0x000007FEF67E0000-0x000007FEF693A000-memory.dmp

memory/2108-4-0x000007FEF67E0000-0x000007FEF693A000-memory.dmp

memory/2108-6-0x0000000001FE0000-0x0000000001FF4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-08 06:38

Reported

2024-01-08 06:41

Platform

win10v2004-20231222-en

Max time kernel

149s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ab40b0b0e2bdbe2aa582f417cead251.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
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\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ab40b0b0e2bdbe2aa582f417cead251.dll,#1

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ab40b0b0e2bdbe2aa582f417cead251.dll,#1 1361716239

Network

Country Destination Domain Proto
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 microsoft.com udp
US 8.8.8.8:53 twenzim.com udp
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 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 twenzim.com udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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 twenzim.com udp

Files

memory/5088-0-0x000002EC70490000-0x000002EC704A4000-memory.dmp

memory/3948-1-0x0000026BFE5F0000-0x0000026BFE604000-memory.dmp

memory/3948-3-0x0000026BFE5F0000-0x0000026BFE604000-memory.dmp

memory/3948-2-0x00007FFEA8C00000-0x00007FFEA8D5A000-memory.dmp

memory/5088-4-0x00007FFEA8C00000-0x00007FFEA8D5A000-memory.dmp

memory/5088-6-0x000002EC70490000-0x000002EC704A4000-memory.dmp