Malware Analysis Report

2024-11-16 13:15

Sample ID 240626-aqn4dashjh
Target 1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118
SHA256 f6d1c78dde96c7538e35fbd7d2415075b418c68571909e66a3bb9d2203bb3d2c
Tags
sality backdoor evasion trojan upx
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

f6d1c78dde96c7538e35fbd7d2415075b418c68571909e66a3bb9d2203bb3d2c

Threat Level: Known bad

The file 1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

sality backdoor evasion trojan upx

Sality

UAC bypass

Windows security bypass

Disables Task Manager via registry modification

Disables RegEdit via registry modification

Windows security modification

UPX packed file

Checks whether UAC is enabled

Drops file in Windows directory

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

System policy modification

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-26 00:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 00:25

Reported

2024-06-26 00:27

Platform

win7-20240611-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 264

Network

N/A

Files

memory/2316-0-0x0000000000400000-0x0000000000434000-memory.dmp

memory/2316-1-0x0000000000240000-0x0000000000274000-memory.dmp

memory/2316-2-0x0000000000240000-0x0000000000274000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 00:25

Reported

2024-06-26 00:27

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe"

Signatures

Sality

backdoor 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\1014bbd8c736364d1ff2b57043c14e66_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\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A

Disables Task Manager via registry modification

evasion

UPX packed file

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

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_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\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\SYSTEM.INI C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_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\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1014bbd8c736364d1ff2b57043c14e66_JaffaCakes118.exe"

Network

Files

memory/2280-0-0x0000000000400000-0x0000000000434000-memory.dmp

memory/2280-3-0x0000000000400000-0x0000000000434000-memory.dmp

memory/2280-4-0x0000000002240000-0x0000000003271000-memory.dmp

memory/2280-1-0x0000000002240000-0x0000000003271000-memory.dmp

memory/2280-5-0x0000000002240000-0x0000000003271000-memory.dmp