Malware Analysis Report

2025-03-14 22:35

Sample ID 240406-1vy29acc2x
Target e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118
SHA256 298e5e539f141bfabd2490cca0a6b8216eb2500d223d38fc4e9ea1c1be11ed7b
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

298e5e539f141bfabd2490cca0a6b8216eb2500d223d38fc4e9ea1c1be11ed7b

Threat Level: Shows suspicious behavior

The file e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence

Adds Run key to start application

Drops file in Windows directory

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-06 21:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-06 21:58

Reported

2024-04-06 22:01

Platform

win7-20240221-en

Max time kernel

150s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\CE8SIIFGSU = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\{22116563-108C-42c0-A7CE-60161B75E508}.job C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A
File opened for modification C:\Windows\Tasks\{22116563-108C-42c0-A7CE-60161B75E508}.job C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\International C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A
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N/A N/A C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A
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N/A N/A C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dailymotion.com udp
US 8.8.8.8:53 netflix.com udp
US 8.8.8.8:53 ftuny.com udp
US 8.8.8.8:53 phreeway.com udp
GB 31.108.236.99:80 tcp

Files

memory/2732-0-0x0000000000550000-0x0000000000565000-memory.dmp

memory/2732-1-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2732-29736-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2732-50458-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2732-50460-0x0000000000400000-0x0000000000444000-memory.dmp

memory/2732-50461-0x0000000000400000-0x0000000000444000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-06 21:58

Reported

2024-04-06 22:01

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e3613c61873a8c4457f78f4d4337b6af_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3020 -ip 3020

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 364

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 16.173.189.20.in-addr.arpa udp

Files

memory/3020-0-0x00000000004D0000-0x00000000004DA000-memory.dmp