Malware Analysis Report

2024-11-16 10:45

Sample ID 240603-k9qresbb66
Target 914146032241f681e7628e29a275ac20_JaffaCakes118
SHA256 64a908669a7c2792cb0187a4712e2f209d081ca62690ff791785be73e278cbc8
Tags
evasion
score
9/10

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
9/10

SHA256

64a908669a7c2792cb0187a4712e2f209d081ca62690ff791785be73e278cbc8

Threat Level: Likely malicious

The file 914146032241f681e7628e29a275ac20_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

evasion

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Looks for VMWare Tools registry key

Unsigned PE

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 09:18

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 09:18

Reported

2024-06-03 09:20

Platform

win7-20240508-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe"

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe N/A

Looks for VMWare Tools registry key

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 284

Network

Country Destination Domain Proto
US 8.8.8.8:53 pelemen.com udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 09:18

Reported

2024-06-03 09:20

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe"

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe N/A

Looks for VMWare Tools registry key

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\914146032241f681e7628e29a275ac20_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1940 -ip 1940

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 748

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 pelemen.com udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 18.173.189.20.in-addr.arpa udp

Files

N/A