Malware Analysis Report

2024-10-23 17:34

Sample ID 241016-3kelzasgql
Target 4fa03e53358112e6527151b060800c1a_JaffaCakes118
SHA256 183fc633ccd17699724d8069da10e793985067a526fc476de9db218588dc7579
Tags
bazarloader dropper loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

183fc633ccd17699724d8069da10e793985067a526fc476de9db218588dc7579

Threat Level: Known bad

The file 4fa03e53358112e6527151b060800c1a_JaffaCakes118 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

2024-10-16 23:34

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-16 23:34

Reported

2024-10-16 23:36

Platform

win10v2004-20241007-en

Max time kernel

139s

Max time network

134s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4fa03e53358112e6527151b060800c1a_JaffaCakes118.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\4fa03e53358112e6527151b060800c1a_JaffaCakes118.dll

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\4fa03e53358112e6527151b060800c1a_JaffaCakes118.dll,StartW {6FB0C0D9-1626-4812-B50A-737B4D7133A6}

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 microsoft.com udp
US 20.112.250.133:443 microsoft.com tcp
NL 64.227.75.195:443 tcp
US 8.8.8.8:53 www.microsoft.com udp
GB 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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 27.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
NL 64.227.75.195:443 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 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
NL 64.227.75.195:443 tcp

Files

memory/548-0-0x0000000000D30000-0x0000000000D55000-memory.dmp

memory/1048-1-0x0000020D3CFB0000-0x0000020D3CFD5000-memory.dmp

memory/1048-2-0x0000020D3CFB0000-0x0000020D3CFD5000-memory.dmp

memory/548-3-0x0000000000D30000-0x0000000000D55000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-16 23:34

Reported

2024-10-16 23:36

Platform

win7-20240903-en

Max time kernel

150s

Max time network

118s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4fa03e53358112e6527151b060800c1a_JaffaCakes118.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
N/A N/A N/A N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4fa03e53358112e6527151b060800c1a_JaffaCakes118.dll

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\4fa03e53358112e6527151b060800c1a_JaffaCakes118.dll,StartW {4492B328-840E-4D87-B24B-C3DF1B974D22}

Network

Country Destination Domain Proto
US 8.8.8.8:53 microsoft.com udp
US 20.231.239.246:443 microsoft.com tcp
US 20.231.239.246:443 microsoft.com tcp
N/A 64.227.75.195:443 tcp

Files

memory/2644-0-0x0000000000140000-0x0000000000165000-memory.dmp

memory/2644-1-0x0000000000140000-0x0000000000165000-memory.dmp

memory/1664-2-0x0000000000120000-0x0000000000145000-memory.dmp

memory/1664-3-0x0000000000120000-0x0000000000145000-memory.dmp

memory/1664-4-0x0000000000120000-0x0000000000145000-memory.dmp