Malware Analysis Report

2024-11-30 04:05

Sample ID 240408-bfd14acb57
Target e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118
SHA256 618364e7e6077f66f06d157a6f8b1b05af208a7e30aad51de7b66ad3cfe9684f
Tags
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

618364e7e6077f66f06d157a6f8b1b05af208a7e30aad51de7b66ad3cfe9684f

Threat Level: Shows suspicious behavior

The file e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

spyware stealer upx

UPX packed file

Reads user/profile data of web browsers

Suspicious use of SetThreadContext

Unsigned PE

Modifies Internet Explorer settings

Modifies Internet Explorer start page

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-08 01:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-08 01:04

Reported

2024-04-08 01:07

Platform

win7-20240221-en

Max time kernel

141s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe"

Signatures

Reads user/profile data of web browsers

spyware stealer

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

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe N/A

Modifies Internet Explorer start page

stealer
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://changueando.in" C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 2372 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe

Network

N/A

Files

memory/2496-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2496-4-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2496-5-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2496-8-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-08 01:04

Reported

2024-04-08 01:07

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe"

Signatures

Reads user/profile data of web browsers

spyware stealer

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

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe N/A

Modifies Internet Explorer start page

stealer
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://changueando.in" C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3124 wrote to memory of 3944 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 3124 wrote to memory of 3944 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 3124 wrote to memory of 3944 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 3124 wrote to memory of 3944 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 3124 wrote to memory of 3944 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 3124 wrote to memory of 3944 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 3124 wrote to memory of 3944 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe
PID 3124 wrote to memory of 3944 N/A C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e647d00f3ae331176044d5b7563b1dc3_JaffaCakes118.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 159.113.53.23.in-addr.arpa udp
US 8.8.8.8:53 99.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/3944-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3944-4-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3944-5-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3944-10-0x0000000000400000-0x000000000040B000-memory.dmp