Malware Analysis Report

2024-10-18 22:07

Sample ID 240611-qm6r1sybmc
Target 9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118
SHA256 2494882141605e7976ddc6c1f76f061bd77e249d803659ac09dbf7a5cc4b5933
Tags
upx bootkit persistence
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

2494882141605e7976ddc6c1f76f061bd77e249d803659ac09dbf7a5cc4b5933

Threat Level: Shows suspicious behavior

The file 9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx bootkit persistence

UPX packed file

Enumerates connected drives

Writes to the Master Boot Record (MBR)

Drops file in Program Files directory

Unsigned PE

Modifies system certificate store

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-11 13:23

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 13:23

Reported

2024-06-11 13:26

Platform

win7-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe"

Signatures

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

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\j: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\k: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\m: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\n: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\s: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\u: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\g: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\i: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\y: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\q: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\t: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\v: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\w: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\x: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\z: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\o: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\p: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\l: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\r: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\e: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\h: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_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\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\SAItest.txt C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 csc3-2004-crl.verisign.com udp
US 8.8.8.8:53 cfgi.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 cfgi.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 cfgi.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 cfgi.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp

Files

memory/1632-0-0x0000000000400000-0x0000000000477000-memory.dmp

memory/1632-1-0x0000000000400000-0x0000000000477000-memory.dmp

memory/1632-11-0x0000000000400000-0x0000000000477000-memory.dmp

memory/1632-12-0x0000000000400000-0x0000000000477000-memory.dmp

memory/1632-13-0x0000000000400000-0x0000000000477000-memory.dmp

memory/1632-17-0x0000000000400000-0x0000000000477000-memory.dmp

memory/1632-18-0x0000000000400000-0x0000000000477000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 13:23

Reported

2024-06-11 13:26

Platform

win10v2004-20240226-en

Max time kernel

148s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe"

Signatures

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

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\v: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\y: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\z: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\h: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\j: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\t: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\u: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\o: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\p: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\q: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\x: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\r: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\w: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\g: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\k: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\l: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\n: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\e: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\i: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\m: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
File opened (read-only) \??\s: C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_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\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\742C3192E607E424EB4549542BE1BBC53E6174E2 C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\742C3192E607E424EB4549542BE1BBC53E6174E2\Blob = 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 C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9e52fc5422fcfe86afcd83ddf1d12f1c_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3864 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 164.189.21.2.in-addr.arpa udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.187.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 234.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 tei.hotbar.com udp
US 8.8.8.8:53 200.64.52.20.in-addr.arpa udp

Files

memory/4436-0-0x0000000000400000-0x0000000000477000-memory.dmp

memory/4436-3-0x0000000000400000-0x0000000000477000-memory.dmp

memory/4436-4-0x0000000000400000-0x0000000000477000-memory.dmp

memory/4436-8-0x0000000000400000-0x0000000000477000-memory.dmp

memory/4436-9-0x0000000000400000-0x0000000000477000-memory.dmp

memory/4436-10-0x0000000000400000-0x0000000000477000-memory.dmp

memory/4436-17-0x0000000000400000-0x0000000000477000-memory.dmp