Malware Analysis Report

2025-06-16 06:55

Sample ID 241104-crangs1fnr
Target 8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118
SHA256 f4e94c82a35c2c2ae4420c0410d1af3107017c8c2ffe1fdbffdf8977dbdf7096
Tags
metasploit backdoor discovery trojan upx evasion persistence
score
10/10

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
10/10

SHA256

f4e94c82a35c2c2ae4420c0410d1af3107017c8c2ffe1fdbffdf8977dbdf7096

Threat Level: Known bad

The file 8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

metasploit backdoor discovery trojan upx evasion persistence

Metasploit family

MetaSploit

Modifies firewall policy service

Executes dropped EXE

Checks computer location settings

Deletes itself

Adds Run key to start application

Maps connected drives based on registry

Suspicious use of SetThreadContext

Drops file in System32 directory

UPX packed file

Program crash

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Modifies registry class

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 02:18

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 02:18

Reported

2024-11-04 04:45

Platform

win7-20240903-en

Max time kernel

122s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe"

Signatures

MetaSploit

trojan backdoor metasploit

Metasploit family

metasploit

UPX packed file

upx
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
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System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2412 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 2412 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 2412 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 2412 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 2412 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 2412 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 2412 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 2412 wrote to memory of 2684 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 2684 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Windows\SysWOW64\WerFault.exe
PID 2684 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Windows\SysWOW64\WerFault.exe
PID 2684 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Windows\SysWOW64\WerFault.exe
PID 2684 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 140

Network

N/A

Files

memory/2684-0-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-2-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-6-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-5-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-8-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-4-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-9-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-11-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-10-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2684-12-0x0000000000400000-0x0000000000467000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-04 02:18

Reported

2024-11-04 04:59

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

153s

Command Line

C:\Windows\Explorer.EXE

Signatures

MetaSploit

trojan backdoor metasploit

Metasploit family

metasploit

Modifies firewall policy service

evasion
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\wmpdi32.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications C:\Windows\SysWOW64\wmpdi32.exe N/A
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmpdi32.exe = "C:\\Windows\\SysWOW64\\wmpdi32.exe:*:Enabled:Windows iMedia Center" C:\Windows\SysWOW64\wmpdi32.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List C:\Windows\SysWOW64\wmpdi32.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile C:\Windows\SysWOW64\wmpdi32.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications C:\Windows\SysWOW64\wmpdi32.exe N/A
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmpdi32.exe = "C:\\Windows\\SysWOW64\\wmpdi32.exe:*:Enabled:Windows iMedia Center" C:\Windows\SysWOW64\wmpdi32.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List C:\Windows\SysWOW64\wmpdi32.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\wmpdi32.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\wmpdi32.exe N/A
N/A N/A C:\Windows\SysWOW64\wmpdi32.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows iMedia Center = "C:\\Windows\\SysWOW64\\wmpdi32.exe" C:\Windows\SysWOW64\wmpdi32.exe N/A

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Windows\SysWOW64\wmpdi32.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Windows\SysWOW64\wmpdi32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\ C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\wmpdi32.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\wmpdi32.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\ C:\Windows\SysWOW64\wmpdi32.exe N/A
File opened for modification C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe N/A

UPX packed file

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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\wmpdi32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\wmpdi32.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 844 wrote to memory of 1352 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 844 wrote to memory of 1352 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 844 wrote to memory of 1352 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 844 wrote to memory of 1352 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 844 wrote to memory of 1352 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 844 wrote to memory of 1352 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 844 wrote to memory of 1352 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 844 wrote to memory of 1352 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe
PID 1352 wrote to memory of 3476 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 1352 wrote to memory of 3476 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 1352 wrote to memory of 3476 N/A C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 3476 wrote to memory of 4816 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 3476 wrote to memory of 4816 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 3476 wrote to memory of 4816 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 3476 wrote to memory of 4816 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 3476 wrote to memory of 4816 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 3476 wrote to memory of 4816 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 3476 wrote to memory of 4816 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 3476 wrote to memory of 4816 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\SysWOW64\wmpdi32.exe
PID 4816 wrote to memory of 3448 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\Explorer.EXE
PID 4816 wrote to memory of 3448 N/A C:\Windows\SysWOW64\wmpdi32.exe C:\Windows\Explorer.EXE

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8ea8c479e2748f23340c9ce38ff63cdc_JaffaCakes118.exe"

C:\Windows\SysWOW64\wmpdi32.exe

"C:\Windows\SysWOW64\wmpdi32.exe" C:\Users\Admin\AppData\Local\Temp\8EA8C4~1.EXE

C:\Windows\SysWOW64\wmpdi32.exe

"C:\Windows\SysWOW64\wmpdi32.exe" C:\Users\Admin\AppData\Local\Temp\8EA8C4~1.EXE

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 4ahov.3U07elszGN.su udp
US 66.128.53.114:80 66.128.53.114 tcp
US 204.11.237.61:80 204.11.237.61 tcp
US 204.11.237.61:443 tcp
US 8.8.8.8:53 61.237.11.204.in-addr.arpa udp
US 8.8.8.8:53 114.53.128.66.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/1352-0-0x0000000000400000-0x0000000000467000-memory.dmp

memory/1352-2-0x0000000000400000-0x0000000000467000-memory.dmp

memory/1352-3-0x0000000000400000-0x0000000000467000-memory.dmp

memory/1352-4-0x0000000000400000-0x0000000000467000-memory.dmp

C:\Windows\SysWOW64\wmpdi32.exe

MD5 8ea8c479e2748f23340c9ce38ff63cdc
SHA1 78742d7252f34a587ead676ce8e31349ac34ea13
SHA256 f4e94c82a35c2c2ae4420c0410d1af3107017c8c2ffe1fdbffdf8977dbdf7096
SHA512 90970e86a9bd8193579672a2c50ed5fcd140a77cd167e73dc37367455c9aba1ecf7c416f8b911f48f111a07d682a19fbe553554b6859003009302b77555cc00d

memory/1352-38-0x0000000000400000-0x0000000000467000-memory.dmp

memory/4816-43-0x0000000000400000-0x0000000000467000-memory.dmp

memory/4816-45-0x0000000000400000-0x0000000000467000-memory.dmp

memory/4816-44-0x0000000000400000-0x0000000000467000-memory.dmp

memory/4816-46-0x0000000000400000-0x0000000000467000-memory.dmp

memory/4816-47-0x0000000000400000-0x0000000000467000-memory.dmp

memory/4816-51-0x0000000000400000-0x0000000000467000-memory.dmp

memory/4816-58-0x0000000000400000-0x0000000000467000-memory.dmp