Malware Analysis Report

2025-08-10 21:19

Sample ID 241031-lxbbmswdkh
Target 82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118
SHA256 7a2aa8c7ec38d13ea33f3832440f1d60d69424cc27bcd76360e4d24baf89bb06
Tags
sality backdoor discovery upx evasion trojan
score
10/10

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
10/10

SHA256

7a2aa8c7ec38d13ea33f3832440f1d60d69424cc27bcd76360e4d24baf89bb06

Threat Level: Known bad

The file 82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

sality backdoor discovery upx evasion trojan

UAC bypass

Sality family

Modifies firewall policy service

Windows security bypass

Sality

Disables RegEdit via registry modification

Disables Task Manager via registry modification

Windows security modification

Checks whether UAC is enabled

UPX packed file

Drops file in Windows directory

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

System policy modification

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-31 09:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-31 09:54

Reported

2024-10-31 09:57

Platform

win7-20241010-en

Max time kernel

13s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe"

Signatures

Sality

backdoor sality

Sality family

sality

UPX packed file

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

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\xpsp1hfm.log C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe"

Network

N/A

Files

memory/2528-0-0x0000000001000000-0x000000000101A000-memory.dmp

memory/2528-3-0x0000000001000000-0x000000000101A000-memory.dmp

memory/2528-1-0x0000000002420000-0x00000000034AE000-memory.dmp

memory/2528-4-0x0000000002420000-0x00000000034AE000-memory.dmp

memory/2528-5-0x0000000002420000-0x00000000034AE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-31 09:54

Reported

2024-10-31 09:57

Platform

win10v2004-20241007-en

Max time kernel

135s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe"

Signatures

Modifies firewall policy service

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

Sality

backdoor sality

Sality family

sality

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

Windows security bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

Disables Task Manager via registry modification

evasion

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

UPX packed file

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

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\xpsp1hfm.log C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\82a8cefaea8e23b1c2081358482dcff4_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 105.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/3288-0-0x0000000001000000-0x000000000101A000-memory.dmp

memory/3288-3-0x0000000001000000-0x000000000101A000-memory.dmp

memory/3288-4-0x0000000002430000-0x00000000034BE000-memory.dmp

memory/3288-5-0x0000000002430000-0x00000000034BE000-memory.dmp