Malware Analysis Report

2025-03-14 22:17

Sample ID 240407-23tceahc3z
Target e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118
SHA256 44c32486a39158c6dd5299a1678742bfa568caed6e57fedcd665c09753c79e8c
Tags
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

44c32486a39158c6dd5299a1678742bfa568caed6e57fedcd665c09753c79e8c

Threat Level: Known bad

The file e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

evasion persistence

Modifies firewall policy service

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

Drops file in Program Files directory

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-07 23:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-07 23:06

Reported

2024-04-07 23:09

Platform

win7-20240220-en

Max time kernel

146s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe"

Signatures

Modifies firewall policy service

evasion
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Program Files (x86)\Common Files\System\molox.exe = "C:\\Program Files (x86)\\Common Files\\System\\molox.exe:*:Enabled:WindowsSystem32" C:\Program Files (x86)\Common Files\System\molox.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Common Files\System\molox.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\WindowsSystem32 = "C:\\Program Files (x86)\\Common Files\\System\\molox.exe" C:\Program Files (x86)\Common Files\System\molox.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Common Files\System C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe N/A
File created C:\Program Files (x86)\Common Files\System\molox.exe C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\System\molox.exe C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\System C:\Program Files (x86)\Common Files\System\molox.exe N/A
File created C:\Program Files (x86)\Common Files\System\molox.exe C:\Program Files (x86)\Common Files\System\molox.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\System\molox.exe C:\Program Files (x86)\Common Files\System\molox.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe"

C:\Program Files (x86)\Common Files\System\molox.exe

"C:\Program Files (x86)\Common Files\System\molox.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp

Files

memory/2276-2-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/2276-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/2276-0-0x0000000000400000-0x00000000004230D2-memory.dmp

\Program Files (x86)\Common Files\System\molox.exe

MD5 e61102769cbb0cdbc79ff46ce9ef4555
SHA1 b0d48435f2df2f15cd549e49c53efb86dfa18041
SHA256 44c32486a39158c6dd5299a1678742bfa568caed6e57fedcd665c09753c79e8c
SHA512 6979b7f405e079cf702152053a7c47b88708cdd4caed8196e32534121f84fef59583dec27bfd6e8ddf5814ad16684b8008f1c4909795477bafca0bc87edc3b9d

memory/2276-8-0x0000000000290000-0x00000000002B4000-memory.dmp

memory/2296-15-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/2296-14-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/2296-17-0x0000000000240000-0x0000000000241000-memory.dmp

memory/2276-18-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/2296-20-0x0000000000400000-0x00000000004230D2-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 23:06

Reported

2024-04-07 23:09

Platform

win10v2004-20240226-en

Max time kernel

161s

Max time network

180s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe"

Signatures

Modifies firewall policy service

evasion
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Program Files (x86)\Common Files\System\molox.exe = "C:\\Program Files (x86)\\Common Files\\System\\molox.exe:*:Enabled:WindowsSystem32" C:\Program Files (x86)\Common Files\System\molox.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List C:\Program Files (x86)\Common Files\System\molox.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Program Files (x86)\Common Files\System\molox.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications C:\Program Files (x86)\Common Files\System\molox.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Common Files\System\molox.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\WindowsSystem32 = "C:\\Program Files (x86)\\Common Files\\System\\molox.exe" C:\Program Files (x86)\Common Files\System\molox.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Common Files\System C:\Program Files (x86)\Common Files\System\molox.exe N/A
File created C:\Program Files (x86)\Common Files\System\molox.exe C:\Program Files (x86)\Common Files\System\molox.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\System\molox.exe C:\Program Files (x86)\Common Files\System\molox.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\System C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe N/A
File created C:\Program Files (x86)\Common Files\System\molox.exe C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\System\molox.exe C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e61102769cbb0cdbc79ff46ce9ef4555_JaffaCakes118.exe"

C:\Program Files (x86)\Common Files\System\molox.exe

"C:\Program Files (x86)\Common Files\System\molox.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 121.118.77.104.in-addr.arpa udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 200.79.70.13.in-addr.arpa udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp
US 8.8.8.8:53 dendrit.myip.hu udp

Files

memory/456-0-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/456-1-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/456-2-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/456-3-0x0000000002250000-0x0000000002251000-memory.dmp

C:\Program Files (x86)\Common Files\System\molox.exe

MD5 e61102769cbb0cdbc79ff46ce9ef4555
SHA1 b0d48435f2df2f15cd549e49c53efb86dfa18041
SHA256 44c32486a39158c6dd5299a1678742bfa568caed6e57fedcd665c09753c79e8c
SHA512 6979b7f405e079cf702152053a7c47b88708cdd4caed8196e32534121f84fef59583dec27bfd6e8ddf5814ad16684b8008f1c4909795477bafca0bc87edc3b9d

memory/4248-9-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/4248-10-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/4248-11-0x00000000004D0000-0x00000000004D1000-memory.dmp

memory/456-12-0x0000000000400000-0x00000000004230D2-memory.dmp

memory/4248-13-0x0000000000400000-0x00000000004230D2-memory.dmp