Malware Analysis Report

2025-08-06 01:11

Sample ID 241107-h7l94sycpj
Target b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN
SHA256 b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1e
Tags
discovery sality backdoor evasion persistence privilege_escalation 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

b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1e

Threat Level: Known bad

The file b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN was found to be: Known bad.

Malicious Activity Summary

discovery sality backdoor evasion persistence privilege_escalation trojan upx

Sality

UAC bypass

Sality family

Windows security bypass

Disables RegEdit via registry modification

Disables Task Manager via registry modification

Modifies Windows Firewall

Windows security modification

Checks whether UAC is enabled

UPX packed file

Drops file in Windows directory

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Event Triggered Execution: Netsh Helper DLL

System policy modification

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 07:22

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 07:22

Reported

2024-11-07 07:24

Platform

win7-20241010-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe

"C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 164

Network

N/A

Files

memory/1500-0-0x0000000000400000-0x00000000004AD000-memory.dmp

memory/1500-1-0x0000000000400000-0x00000000004AD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-07 07:22

Reported

2024-11-07 07:24

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

96s

Command Line

"fontdrvhost.exe"

Signatures

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\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.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\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A

Disables Task Manager via registry modification

evasion

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\netsh.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.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\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.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
N/A N/A N/A 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\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A

Event Triggered Execution: Netsh Helper DLL

persistence privilege_escalation
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.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\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.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\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe N/A

Processes

C:\Windows\system32\fontdrvhost.exe

"fontdrvhost.exe"

C:\Windows\system32\fontdrvhost.exe

"fontdrvhost.exe"

C:\Windows\system32\dwm.exe

"dwm.exe"

C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe

"C:\Users\Admin\AppData\Local\Temp\b59575ef1c95d4aa48989610da05727503926d8d854dcdd879ca97e262c5ef1eN.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall set opmode disable

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 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/1200-0-0x0000000000400000-0x00000000004AD000-memory.dmp

memory/1200-3-0x0000000002400000-0x0000000003433000-memory.dmp

memory/1200-5-0x0000000002400000-0x0000000003433000-memory.dmp

memory/1200-1-0x0000000002400000-0x0000000003433000-memory.dmp

memory/1200-15-0x0000000000400000-0x00000000004AD000-memory.dmp