Malware Analysis Report

2024-09-22 22:22

Sample ID 240615-b479vavcqg
Target ac746454034640b8424fe9e638915475_JaffaCakes118
SHA256 57f9daebee29bd1e92df58a8b762a15e4b0e5bd78dfe19831f97a083a815cf34
Tags
emotet epoch1 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

57f9daebee29bd1e92df58a8b762a15e4b0e5bd78dfe19831f97a083a815cf34

Threat Level: Known bad

The file ac746454034640b8424fe9e638915475_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 01:43

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 01:43

Reported

2024-06-15 01:45

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe"

C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe

"C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.107.105:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 105.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
AU 202.22.141.45:80 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 31.121.18.2.in-addr.arpa udp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp
US 8.8.8.8:53 udp

Files

memory/4580-4-0x0000000002300000-0x0000000002310000-memory.dmp

memory/4580-7-0x00000000022D0000-0x00000000022DF000-memory.dmp

memory/4580-0-0x00000000022E0000-0x00000000022F2000-memory.dmp

C:\Windows\SysWOW64\uxtheme\WindowsCodecsExt.exe

MD5 ac746454034640b8424fe9e638915475
SHA1 08766a01b92901f8bdc07fc1d7366af734ae18a5
SHA256 57f9daebee29bd1e92df58a8b762a15e4b0e5bd78dfe19831f97a083a815cf34
SHA512 39b6313088c37c06982db30825f3f7074efe69adbf1357910a82c3567db438349daee185f90de02fc1431652101461866ba09a8129c5076393a35b0588671ddd

memory/4580-9-0x0000000000400000-0x00000000004AB000-memory.dmp

memory/664-14-0x00000000006B0000-0x00000000006C0000-memory.dmp

memory/664-10-0x00000000020C0000-0x00000000020D2000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 01:43

Reported

2024-06-15 01:45

Platform

win7-20231129-en

Max time kernel

147s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac746454034640b8424fe9e638915475_JaffaCakes118.exe"

Network

Country Destination Domain Proto
AU 202.22.141.45:80 tcp
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp

Files

memory/2220-0-0x00000000002F0000-0x0000000000302000-memory.dmp

memory/2220-4-0x0000000000320000-0x0000000000330000-memory.dmp

memory/2220-7-0x00000000002E0000-0x00000000002EF000-memory.dmp