Malware Analysis Report

2024-10-16 03:33

Sample ID 240419-1nh3fsgd73
Target fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118
SHA256 0bbd50d41ce7e81c196fba6d0255276eb297caeb98d095c4e56370468e26ff6f
Tags
banload downloader dropper evasion trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0bbd50d41ce7e81c196fba6d0255276eb297caeb98d095c4e56370468e26ff6f

Threat Level: Known bad

The file fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

banload downloader dropper evasion trojan

Banload

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

Checks BIOS information in registry

Unsigned PE

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-19 21:47

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-19 21:47

Reported

2024-04-19 21:50

Platform

win10v2004-20240412-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe"

Signatures

Banload

trojan dropper downloader banload

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\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B}\InProcServer32\ = "C:\\Windows\\SysWOW64\\Windows.UI.Immersive.dll" C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B} C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B}\ = "User Tile Validator" C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 154.173.246.72.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 208.14.97.104.in-addr.arpa udp
US 8.8.8.8:53 200.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 48.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 28.173.189.20.in-addr.arpa udp
BE 2.17.197.200:80 tcp

Files

memory/3612-0-0x0000000000400000-0x0000000000836000-memory.dmp

memory/3612-2-0x0000000002BC0000-0x0000000002DCC000-memory.dmp

memory/3612-8-0x0000000002BC0000-0x0000000002DCC000-memory.dmp

memory/3612-11-0x0000000000400000-0x0000000000836000-memory.dmp

memory/3612-12-0x0000000002BC0000-0x0000000002DCC000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-19 21:47

Reported

2024-04-19 21:50

Platform

win7-20240221-en

Max time kernel

121s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe"

Signatures

Banload

trojan dropper downloader banload

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\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B} C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B}\InprocServer32\ = "%systemroot%\\SysWow64\\clbcatq.dll" C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0288B94B-0288-B94B-0288-B94B0288B94B}\InprocServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\fb3c4bdb8e854aaf90f5552c7e18abe4_JaffaCakes118.exe"

Network

N/A

Files

memory/2872-1-0x0000000002840000-0x0000000002A4C000-memory.dmp

memory/2872-8-0x0000000002840000-0x0000000002A4C000-memory.dmp

memory/2872-0-0x0000000000400000-0x0000000000836000-memory.dmp

memory/2872-11-0x0000000000400000-0x0000000000836000-memory.dmp

memory/2872-12-0x0000000002840000-0x0000000002A4C000-memory.dmp