Malware Analysis Report

2025-01-18 15:45

Sample ID 240827-p5j6astbpn
Target c5090bafa67afe78305e22066d6bb143_JaffaCakes118
SHA256 97cc04f8101ce385fc0e7ff04a803758a84637902e839c28a8c94371af6d05de
Tags
dridex botnet discovery evasion trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

97cc04f8101ce385fc0e7ff04a803758a84637902e839c28a8c94371af6d05de

Threat Level: Known bad

The file c5090bafa67afe78305e22066d6bb143_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

dridex botnet discovery evasion trojan

Dridex

Checks whether UAC is enabled

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-27 12:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-27 12:54

Reported

2024-08-27 12:57

Platform

win7-20240705-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe"

Signatures

Dridex

botnet dridex

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\raserver.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe"

C:\Windows\SysWOW64\raserver.exe

C:\Windows\SysWOW64\raserver.exe "C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe"

Network

N/A

Files

memory/2412-0-0x0000000001000000-0x0000000001024000-memory.dmp

memory/2412-1-0x0000000000020000-0x0000000000026000-memory.dmp

memory/2412-2-0x0000000001000000-0x0000000001024000-memory.dmp

memory/1932-9-0x00000000001D0000-0x00000000001D1000-memory.dmp

memory/2412-11-0x0000000001000000-0x0000000001024000-memory.dmp

memory/1932-13-0x00000000001E0000-0x0000000000204000-memory.dmp

memory/1932-18-0x00000000001E0000-0x0000000000204000-memory.dmp

memory/1932-24-0x0000000076AC9000-0x0000000076ACA000-memory.dmp

memory/1932-23-0x00000000000C0000-0x00000000000C6000-memory.dmp

memory/1932-17-0x00000000001E0000-0x0000000000204000-memory.dmp

memory/1932-16-0x00000000001E0000-0x0000000000204000-memory.dmp

memory/1932-15-0x00000000001E0000-0x0000000000204000-memory.dmp

memory/1932-14-0x00000000001E0000-0x0000000000204000-memory.dmp

memory/1932-12-0x00000000001E0000-0x0000000000204000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-27 12:54

Reported

2024-08-27 12:57

Platform

win10v2004-20240802-en

Max time kernel

139s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe"

Signatures

Dridex

botnet dridex

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\raserver.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe"

C:\Windows\SysWOW64\raserver.exe

C:\Windows\SysWOW64\raserver.exe "C:\Users\Admin\AppData\Local\Temp\c5090bafa67afe78305e22066d6bb143_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp

Files

memory/3876-0-0x0000000001000000-0x0000000001024000-memory.dmp

memory/3876-1-0x0000000000D50000-0x0000000000D56000-memory.dmp

memory/3876-2-0x0000000001000000-0x0000000001024000-memory.dmp

memory/4208-9-0x0000000000810000-0x0000000000811000-memory.dmp

memory/4208-12-0x0000000000820000-0x0000000000844000-memory.dmp

memory/4208-15-0x0000000000820000-0x0000000000844000-memory.dmp

memory/4208-17-0x0000000000820000-0x0000000000844000-memory.dmp

memory/4208-23-0x0000000076F60000-0x0000000077050000-memory.dmp

memory/3876-24-0x0000000001000000-0x0000000001024000-memory.dmp

memory/4208-22-0x0000000076FB2000-0x0000000076FB3000-memory.dmp

memory/4208-16-0x0000000000820000-0x0000000000844000-memory.dmp

memory/4208-14-0x0000000000820000-0x0000000000844000-memory.dmp

memory/4208-13-0x0000000000820000-0x0000000000844000-memory.dmp

memory/4208-11-0x0000000000820000-0x0000000000844000-memory.dmp

memory/4208-25-0x0000000076F60000-0x0000000077050000-memory.dmp