Malware Analysis Report

2024-10-18 22:05

Sample ID 240616-yqqtzaygjm
Target b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118
SHA256 62a34f3e1a31d9ec8833c1355db22405862865f99508d21254b2767fd0a01123
Tags
bootkit 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

62a34f3e1a31d9ec8833c1355db22405862865f99508d21254b2767fd0a01123

Threat Level: Shows suspicious behavior

The file b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Enumerates connected drives

Writes to the Master Boot Record (MBR)

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-16 19:59

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 19:59

Reported

2024-06-16 20:02

Platform

win7-20240221-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe"

Signatures

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\x: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\k: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\l: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\n: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\p: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\r: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\t: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\y: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\z: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\g: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\i: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\j: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\m: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\s: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\v: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\h: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\o: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\q: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\u: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\w: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\e: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp

Files

memory/1968-0-0x0000000000400000-0x000000000047B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 19:59

Reported

2024-06-16 20:02

Platform

win10v2004-20240611-en

Max time kernel

122s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe"

Signatures

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\p: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\u: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\h: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\m: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\n: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\o: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\y: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\e: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\g: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\l: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\q: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\i: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\k: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\t: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\w: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\x: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\z: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\j: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\r: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\s: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A
File opened (read-only) \??\v: C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b4efa41fea98f4d3e959cacb2a064171_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp
US 8.8.8.8:53 cts.hotbar.com udp

Files

memory/1012-0-0x0000000000400000-0x000000000047B000-memory.dmp