Malware Analysis Report

2025-08-10 16:44

Sample ID 241014-vrpfrazgjk
Target 434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118
SHA256 db37ac5189ca640c316cc78fbaeb73752ae4f3348a986e149c3f820ecb79ceee
Tags
credential_access discovery persistence spyware stealer upx
score
7/10

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
7/10

SHA256

db37ac5189ca640c316cc78fbaeb73752ae4f3348a986e149c3f820ecb79ceee

Threat Level: Shows suspicious behavior

The file 434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

credential_access discovery persistence spyware stealer upx

Reads user/profile data of web browsers

Credentials from Password Stores: Windows Credential Manager

Reads WinSCP keys stored on the system

Adds Run key to start application

Checks installed software on the system

UPX packed file

Program crash

Browser Information Discovery

System Location Discovery: System Language Discovery

Unsigned PE

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-14 17:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-14 17:13

Reported

2024-10-14 17:16

Platform

win7-20240903-en

Max time kernel

140s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe"

Signatures

Credentials from Password Stores: Windows Credential Manager

credential_access stealer

Reads WinSCP keys stored on the system

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SonyAgent = "C:\\Users\\Admin\\AppData\\Local\\Temp\\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

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
N/A N/A N/A N/A
N/A N/A N/A N/A

Browser Information Discovery

discovery

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\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe"

Network

Country Destination Domain Proto
IR 80.191.238.21:80 tcp
N/A 127.0.0.1:49205 tcp
KR 115.92.210.52:80 tcp
N/A 127.0.0.1:49213 tcp
KR 125.129.220.109:80 tcp
N/A 127.0.0.1:49216 tcp
IT 150.217.29.39:80 tcp
N/A 127.0.0.1:49220 tcp
TR 182.160.39.21:80 tcp
N/A 127.0.0.1:49224 tcp
EE 82.131.45.215:80 tcp
N/A 127.0.0.1:49228 tcp
KN 204.19.201.216:80 tcp
N/A 127.0.0.1:49232 tcp
TW 118.160.38.25:80 tcp
N/A 127.0.0.1:49237 tcp
KZ 95.59.96.5:80 tcp
N/A 127.0.0.1:49241 tcp
RU 93.190.176.30:80 tcp
N/A 127.0.0.1:49245 tcp
IR 89.165.90.93:80 tcp
N/A 127.0.0.1:49248 tcp
PL 89.228.129.91:80 tcp
N/A 127.0.0.1:49252 tcp
MK 31.11.81.80:80 tcp
N/A 127.0.0.1:49256 tcp
IR 2.185.131.58:80 tcp
N/A 127.0.0.1:49260 tcp
DE 46.247.137.234:80 tcp
N/A 127.0.0.1:49265 tcp

Files

memory/2236-0-0x00000000002C0000-0x00000000002C1000-memory.dmp

memory/2236-1-0x00000000002E0000-0x00000000002E1000-memory.dmp

memory/2236-3-0x0000000000400000-0x0000000000640000-memory.dmp

memory/2236-2-0x0000000000400000-0x0000000000640000-memory.dmp

memory/2236-5-0x0000000000400000-0x0000000000640000-memory.dmp

memory/2236-4-0x000000000057F000-0x000000000063F000-memory.dmp

memory/2236-6-0x00000000002C0000-0x00000000002C1000-memory.dmp

memory/2236-7-0x00000000002E0000-0x00000000002E1000-memory.dmp

memory/2236-8-0x000000000057F000-0x000000000063F000-memory.dmp

memory/2236-10-0x0000000000400000-0x0000000000640000-memory.dmp

memory/2236-19-0x0000000000400000-0x0000000000640000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-14 17:13

Reported

2024-10-14 17:16

Platform

win10v2004-20241007-en

Max time kernel

135s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe"

Signatures

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\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\434a64f0f01a0dbb7d31097baa2b804b_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4468 -ip 4468

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 492

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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

N/A