Malware Analysis Report

2024-10-19 10:16

Sample ID 240406-mqtp3sha46
Target e25a92d1a448628dc446ddf996fb3ec4_JaffaCakes118
SHA256 aba549d1cbe158c9c49b16902fbdf5e3a5ddb548958eff76881fcd21c5bbfb9c
Tags
dridex 22201 botnet 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

aba549d1cbe158c9c49b16902fbdf5e3a5ddb548958eff76881fcd21c5bbfb9c

Threat Level: Known bad

The file e25a92d1a448628dc446ddf996fb3ec4_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

dridex 22201 botnet loader

Dridex

Dridex Loader

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-06 10:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-06 10:40

Reported

2024-04-06 10:43

Platform

win7-20240221-en

Max time kernel

141s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e25a92d1a448628dc446ddf996fb3ec4_JaffaCakes118.dll,#1

Signatures

Dridex

botnet dridex

Dridex Loader

botnet loader
Description Indicator Process Target
N/A N/A N/A N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e25a92d1a448628dc446ddf996fb3ec4_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e25a92d1a448628dc446ddf996fb3ec4_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1312 -s 308

Network

N/A

Files

memory/1312-0-0x0000000075440000-0x0000000075470000-memory.dmp

memory/1312-1-0x0000000000100000-0x0000000000106000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-06 10:40

Reported

2024-04-06 10:43

Platform

win10v2004-20240226-en

Max time kernel

147s

Max time network

154s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e25a92d1a448628dc446ddf996fb3ec4_JaffaCakes118.dll,#1

Signatures

Dridex

botnet dridex

Dridex Loader

botnet loader
Description Indicator Process Target
N/A N/A N/A N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4620 wrote to memory of 4132 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4620 wrote to memory of 4132 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4620 wrote to memory of 4132 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e25a92d1a448628dc446ddf996fb3ec4_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e25a92d1a448628dc446ddf996fb3ec4_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4132 -ip 4132

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4132 -s 688

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 239.249.30.184.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 28.143.109.104.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 91.16.208.104.in-addr.arpa udp

Files

memory/4132-0-0x0000000075500000-0x0000000075530000-memory.dmp

memory/4132-1-0x00000000007D0000-0x00000000007D6000-memory.dmp