Malware Analysis Report

2024-10-19 02:59

Sample ID 231231-dytklsbfg2
Target 264ee2148fd34018ee969a40fb148713
SHA256 2d1d9fe54857b61b2778926a9aca6b40ccccb9150fe5a024d7809786f07ca715
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

2d1d9fe54857b61b2778926a9aca6b40ccccb9150fe5a024d7809786f07ca715

Threat Level: Known bad

The file 264ee2148fd34018ee969a40fb148713 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

2023-12-31 03:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-31 03:25

Reported

2024-01-05 09:36

Platform

win7-20231215-en

Max time kernel

118s

Max time network

131s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\264ee2148fd34018ee969a40fb148713.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\264ee2148fd34018ee969a40fb148713.dll

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\264ee2148fd34018ee969a40fb148713.dll,DllRegisterServer {4F06E868-286F-4461-A989-61CAB0704094}

Network

Country Destination Domain Proto
US 8.8.8.8:53 microsoft.com udp
GB 104.248.170.50:443 tcp
US 20.112.250.133:443 microsoft.com tcp
US 20.112.250.133:443 microsoft.com tcp
GB 104.248.170.50:443 tcp
GB 104.248.170.50:443 tcp
GB 104.248.170.50:443 tcp

Files

memory/2428-0-0x00000000005C0000-0x00000000005E7000-memory.dmp

memory/2748-1-0x0000000000190000-0x00000000001B7000-memory.dmp

memory/2748-2-0x0000000000190000-0x00000000001B7000-memory.dmp

memory/2428-3-0x00000000005C0000-0x00000000005E7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-31 03:25

Reported

2024-01-05 09:34

Platform

win10v2004-20231215-en

Max time kernel

154s

Max time network

174s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\264ee2148fd34018ee969a40fb148713.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\264ee2148fd34018ee969a40fb148713.dll

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\264ee2148fd34018ee969a40fb148713.dll,DllRegisterServer {4F8CA6CB-AA8F-4216-9465-1666BC339F8A}

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 189.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 microsoft.com udp
US 20.112.250.133:443 microsoft.com tcp
US 8.8.8.8:53 133.250.112.20.in-addr.arpa udp
GB 104.248.170.50:443 tcp
US 8.8.8.8:53 www.microsoft.com udp
US 92.123.241.137:443 www.microsoft.com tcp
US 8.8.8.8:53 137.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 147.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 202.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
GB 104.248.170.50:443 tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 5.173.189.20.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 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
GB 104.248.170.50:443 tcp

Files

memory/3092-0-0x0000000001110000-0x0000000001137000-memory.dmp

memory/1908-1-0x0000020CCD8A0000-0x0000020CCD8C7000-memory.dmp

memory/1908-2-0x0000020CCD8A0000-0x0000020CCD8C7000-memory.dmp

memory/3092-3-0x0000000001110000-0x0000000001137000-memory.dmp