Malware Analysis Report

2024-10-19 10:16

Sample ID 240407-jb9wzaga2y
Target e4647c33299d8cd08f30239ad2088492_JaffaCakes118
SHA256 306b08eb33e67d035284cd6aa67df94220be3612c72556d1e54366d74064e2ab
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

306b08eb33e67d035284cd6aa67df94220be3612c72556d1e54366d74064e2ab

Threat Level: Known bad

The file e4647c33299d8cd08f30239ad2088492_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

2024-04-07 07:30

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-07 07:30

Reported

2024-04-07 07:33

Platform

win7-20240319-en

Max time kernel

142s

Max time network

124s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4647c33299d8cd08f30239ad2088492_JaffaCakes118.dll,#1

Signatures

Dridex

botnet dridex

Dridex Loader

botnet loader
Description Indicator Process Target
N/A N/A N/A N/A
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\e4647c33299d8cd08f30239ad2088492_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4647c33299d8cd08f30239ad2088492_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 308

Network

N/A

Files

memory/2744-0-0x0000000075190000-0x00000000751C0000-memory.dmp

memory/2744-1-0x0000000000150000-0x0000000000156000-memory.dmp

memory/2744-2-0x0000000075190000-0x00000000751C0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 07:30

Reported

2024-04-07 07:33

Platform

win10v2004-20240226-en

Max time kernel

147s

Max time network

154s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4647c33299d8cd08f30239ad2088492_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 3188 wrote to memory of 3600 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3188 wrote to memory of 3600 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3188 wrote to memory of 3600 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\e4647c33299d8cd08f30239ad2088492_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4647c33299d8cd08f30239ad2088492_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3600 -ip 3600

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3600 -s 692

Network

Country Destination Domain Proto
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 159.113.53.23.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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 89.65.42.20.in-addr.arpa udp

Files

memory/3600-0-0x0000000074A00000-0x0000000074A30000-memory.dmp

memory/3600-1-0x00000000003F0000-0x00000000003F6000-memory.dmp