Malware Analysis Report

2024-09-22 23:28

Sample ID 240616-jj7ftayhkr
Target b267a08d8e8549d97a43a812795c6574_JaffaCakes118
SHA256 3f958042bb23e821df3e9a3a95c6fc27be6655d1bd89e2c4bb859aecd92c6ae5
Tags
emotet epoch2 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

3f958042bb23e821df3e9a3a95c6fc27be6655d1bd89e2c4bb859aecd92c6ae5

Threat Level: Known bad

The file b267a08d8e8549d97a43a812795c6574_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 07:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 07:42

Reported

2024-06-16 07:45

Platform

win7-20240508-en

Max time kernel

150s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b267a08d8e8549d97a43a812795c6574_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\b267a08d8e8549d97a43a812795c6574_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b267a08d8e8549d97a43a812795c6574_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 24.43.32.186:80 tcp
US 24.43.32.186:80 tcp
US 38.111.46.46:8080 tcp
US 38.111.46.46:8080 tcp
US 134.209.36.254:8080 tcp
US 134.209.36.254:8080 tcp
N/A 162.241.242.173:8080 tcp

Files

memory/2108-0-0x00000000002C0000-0x00000000002D2000-memory.dmp

memory/2108-4-0x00000000002E0000-0x00000000002F0000-memory.dmp

memory/2108-7-0x00000000002B0000-0x00000000002BF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 07:42

Reported

2024-06-16 07:45

Platform

win10v2004-20240611-en

Max time kernel

137s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b267a08d8e8549d97a43a812795c6574_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\newdev\framedyn.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\newdev\framedyn.exe C:\Users\Admin\AppData\Local\Temp\b267a08d8e8549d97a43a812795c6574_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\b267a08d8e8549d97a43a812795c6574_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b267a08d8e8549d97a43a812795c6574_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b267a08d8e8549d97a43a812795c6574_JaffaCakes118.exe"

C:\Windows\SysWOW64\newdev\framedyn.exe

"C:\Windows\SysWOW64\newdev\framedyn.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3932,i,3833046924978547022,12404847742964713612,262144 --variations-seed-version --mojo-platform-channel-handle=4244 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 24.43.32.186:80 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 38.111.46.46:8080 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 134.209.36.254:8080 tcp
US 162.241.242.173:8080 tcp
CA 74.120.55.163:80 tcp
HK 61.92.17.12:80 tcp

Files

memory/4404-4-0x0000000000600000-0x0000000000610000-memory.dmp

memory/4404-0-0x00000000005E0000-0x00000000005F2000-memory.dmp

memory/4404-7-0x00000000005D0000-0x00000000005DF000-memory.dmp

C:\Windows\SysWOW64\newdev\framedyn.exe

MD5 b267a08d8e8549d97a43a812795c6574
SHA1 2c08e0add27dfba945195f74d28918fd7b3d3818
SHA256 3f958042bb23e821df3e9a3a95c6fc27be6655d1bd89e2c4bb859aecd92c6ae5
SHA512 3fe6fb4d1a85e6c6518c07c2ff29ee7817ec7e96f8d269f6262485b3cf7a794aa4661e40231c65eb31b2ea18f8f6950260e81b22e3250bb5a955432b7607b9a8

memory/4404-9-0x0000000000400000-0x0000000000451000-memory.dmp

memory/4532-10-0x00000000005F0000-0x0000000000602000-memory.dmp

memory/4532-14-0x0000000000590000-0x00000000005A0000-memory.dmp