Malware Analysis Report

2025-08-11 00:28

Sample ID 240219-3rva1aff5w
Target 3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950
SHA256 3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950
Tags
sality backdoor 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

3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950

Threat Level: Known bad

The file 3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950 was found to be: Known bad.

Malicious Activity Summary

sality backdoor upx evasion trojan

Sality

Modifies firewall policy service

UAC bypass

Windows security bypass

UPX packed file

Windows security modification

Checks whether UAC is enabled

Unsigned PE

System policy modification

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-19 23:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-19 23:45

Reported

2024-02-19 23:47

Platform

win7-20231215-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe"

Signatures

Sality

backdoor sality

UPX packed file

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

Processes

C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe

"C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe"

Network

N/A

Files

memory/2232-0-0x0000000000400000-0x0000000000478000-memory.dmp

memory/2232-2-0x000000006FFF0000-0x0000000070000000-memory.dmp

memory/2232-4-0x0000000001DA0000-0x0000000002E5A000-memory.dmp

memory/2232-5-0x0000000000400000-0x0000000000478000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-19 23:45

Reported

2024-02-19 23:47

Platform

win10v2004-20231215-en

Max time kernel

89s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.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\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A

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\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A

Windows security bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A

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\AntiVirusOverride = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.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\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.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\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe

"C:\Users\Admin\AppData\Local\Temp\3dacc256f9cffbe1a306ddcb08f109fa58dca0b9be75d630627ff308feda2950.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/5100-0-0x0000000000400000-0x0000000000478000-memory.dmp

memory/5100-2-0x000000006FFF0000-0x0000000070000000-memory.dmp

memory/5100-1-0x0000000002360000-0x000000000341A000-memory.dmp

memory/5100-4-0x0000000000400000-0x0000000000478000-memory.dmp

memory/5100-5-0x0000000002360000-0x000000000341A000-memory.dmp