Malware Analysis Report

2025-08-05 20:57

Sample ID 240404-wfq1waef68
Target bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118
SHA256 9163b1fe03e1f9aa708fa70c171f777e0baee6146022273cdf957a750af912d5
Tags
persistence
score
6/10

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
6/10

SHA256

9163b1fe03e1f9aa708fa70c171f777e0baee6146022273cdf957a750af912d5

Threat Level: Shows suspicious behavior

The file bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence

Adds Run key to start application

Drops file in Windows directory

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-04 17:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-04 17:52

Reported

2024-04-04 17:54

Platform

win7-20240221-en

Max time kernel

120s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\winhash_up.exez C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon5.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon7.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon12.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon3.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon14.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\winhash_up.exe C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon2.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon6.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon10.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon13.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\winhash_up.exez C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\bugMAKER.bat C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

cmd /c C:\Windows\bugMAKER.bat

Network

N/A

Files

C:\Windows\bugMAKER.bat

MD5 631bfd7ffbdb3f7102b41210f17fe5bf
SHA1 37c5a8b263e1f39da8777e9979a6ec2f22dcad59
SHA256 0d1a537e5d1f105e42bfe3615770a5c916708a77b71fff74508753221b212d50
SHA512 2635a065c73880c7cfec7c24094a99e32ff98ea015f9957e8164e548fe2c4d20ebc1e06511f207a37a946b8c9ce6b4527e2c6de4016cf319f9e21de197a7eca1

memory/2572-62-0x0000000000710000-0x0000000000711000-memory.dmp

memory/1732-67-0x0000000000400000-0x000000000042D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-04 17:52

Reported

2024-04-04 17:54

Platform

win10v2004-20240226-en

Max time kernel

144s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\SHARE_TEMP\Icon3.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon6.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon10.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon12.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon14.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\bugMAKER.bat C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\winhash_up.exez C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File opened for modification C:\Windows\winhash_up.exez C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\winhash_up.exe C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon2.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon5.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A
File created C:\Windows\SHARE_TEMP\Icon7.ico C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\bed11572709b62b4bc8dd0d4943fc268_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat

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 --no-appcompat-clear --mojo-platform-channel-handle=1340 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 241.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 35.34.16.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 216.58.204.74:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 74.204.58.216.in-addr.arpa udp
US 8.8.8.8:53 2.173.189.20.in-addr.arpa udp

Files

C:\Windows\bugMAKER.bat

MD5 631bfd7ffbdb3f7102b41210f17fe5bf
SHA1 37c5a8b263e1f39da8777e9979a6ec2f22dcad59
SHA256 0d1a537e5d1f105e42bfe3615770a5c916708a77b71fff74508753221b212d50
SHA512 2635a065c73880c7cfec7c24094a99e32ff98ea015f9957e8164e548fe2c4d20ebc1e06511f207a37a946b8c9ce6b4527e2c6de4016cf319f9e21de197a7eca1

memory/2496-24-0x0000000000400000-0x000000000042D000-memory.dmp