Malware Analysis Report

2024-08-06 18:21

Sample ID 240529-srnhcaad3y
Target XenoRat.exe
SHA256 f028a4628d7d5156c4f841ebaf32ac8ee1287c18bb44c3517b402e871faa1eb0
Tags
xenorat rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

f028a4628d7d5156c4f841ebaf32ac8ee1287c18bb44c3517b402e871faa1eb0

Threat Level: Known bad

The file XenoRat.exe was found to be: Known bad.

Malicious Activity Summary

xenorat rat trojan

XenorRat

Xenorat family

Checks computer location settings

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Creates scheduled task(s)

Modifies data under HKEY_USERS

Modifies registry class

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Scheduled Task/Job
T1053
Persistence
TA0003
Scheduled Task/Job
T1053
Privilege Escalation
TA0004
Scheduled Task/Job
T1053
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-05-29 15:21

Signatures

Xenorat family

xenorat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-29 15:21

Reported

2024-05-29 15:23

Platform

win10v2004-20240508-en

Max time kernel

80s

Max time network

82s

Command Line

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

Signatures

XenorRat

trojan rat xenorat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "233" C:\Windows\system32\LogonUI.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 C:\Windows\system32\LogonUI.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" C:\Windows\system32\LogonUI.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" C:\Windows\system32\LogonUI.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" C:\Windows\system32\LogonUI.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\Shell\Open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\XenoRat.exe\"" C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key deleted \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\Shell C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\Shell C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\Shell\Open C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\Shell\Open\command\DelegateExecute C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key deleted \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\Shell\Open\command C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key deleted \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\Shell\Open C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key deleted \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings\Shell\Open\command C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\ms-settings C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\shutdown.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\SysWOW64\shutdown.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\system32\LogonUI.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2308 wrote to memory of 892 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SYSTEM32\cmd.exe
PID 2308 wrote to memory of 892 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SYSTEM32\cmd.exe
PID 892 wrote to memory of 4584 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\fodhelper.exe
PID 892 wrote to memory of 4584 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\fodhelper.exe
PID 4584 wrote to memory of 3912 N/A C:\Windows\system32\fodhelper.exe C:\Users\Admin\AppData\Local\Temp\XenoRat.exe
PID 4584 wrote to memory of 3912 N/A C:\Windows\system32\fodhelper.exe C:\Users\Admin\AppData\Local\Temp\XenoRat.exe
PID 4584 wrote to memory of 3912 N/A C:\Windows\system32\fodhelper.exe C:\Users\Admin\AppData\Local\Temp\XenoRat.exe
PID 2308 wrote to memory of 4568 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\schtasks.exe
PID 2308 wrote to memory of 4568 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\schtasks.exe
PID 2308 wrote to memory of 4568 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\schtasks.exe
PID 2308 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\cmd.exe
PID 2308 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\cmd.exe
PID 2308 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\cmd.exe
PID 3848 wrote to memory of 836 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\choice.exe
PID 3848 wrote to memory of 836 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\choice.exe
PID 3848 wrote to memory of 836 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\choice.exe
PID 3912 wrote to memory of 1268 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\schtasks.exe
PID 3912 wrote to memory of 1268 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\schtasks.exe
PID 3912 wrote to memory of 1268 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\schtasks.exe
PID 3912 wrote to memory of 2236 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\shutdown.exe
PID 3912 wrote to memory of 2236 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\shutdown.exe
PID 3912 wrote to memory of 2236 N/A C:\Users\Admin\AppData\Local\Temp\XenoRat.exe C:\Windows\SysWOW64\shutdown.exe

Processes

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

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

C:\Windows\SYSTEM32\cmd.exe

cmd /c start "" "%windir%\system32\fodhelper.exe"

C:\Windows\system32\fodhelper.exe

"C:\Windows\system32\fodhelper.exe"

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /query /v /fo csv

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\XenoRat.exe"

C:\Windows\SysWOW64\choice.exe

choice /C Y /N /D Y /T 3

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "XenoUpdateManager" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4699.tmp" /F

C:\Windows\SysWOW64\shutdown.exe

"C:\Windows\System32\shutdown.exe" /r /t 0

C:\Windows\system32\LogonUI.exe

"LogonUI.exe" /flags:0x4 /state0:0xa3978855 /state1:0x41c64e6d

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 202.131.50.23.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 0.181.190.20.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 taking-headquarters.gl.at.ply.gg udp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 8.8.8.8:53 20.221.185.147.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 147.185.221.20:3069 taking-headquarters.gl.at.ply.gg tcp
US 8.8.8.8:53 28.73.42.20.in-addr.arpa udp

Files

memory/2308-0-0x000000007484E000-0x000000007484F000-memory.dmp

memory/2308-1-0x00000000005B0000-0x00000000005C2000-memory.dmp

memory/2308-2-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/2308-3-0x0000000005AE0000-0x0000000005B46000-memory.dmp

memory/2308-4-0x000000007484E000-0x000000007484F000-memory.dmp

memory/2308-5-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/2308-6-0x0000000005A70000-0x0000000005A7C000-memory.dmp

memory/2308-7-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/3912-8-0x0000000005760000-0x0000000005768000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp4699.tmp

MD5 fced461c66c41ce1133f7b1f0acc6472
SHA1 7122010b3214e5688b490856da4f386635893c7d
SHA256 5173e9c4402ab0307b0fab6b7945c3f2585ed60653341206f3176f59730492ee
SHA512 a0cd6dd3f0131d9945bb9df5fcf378d2bef3b67f82720a3401e62b5b62ff8487f627330f499ea5559a33302d1d57f8a5d177e7a479a169cd2cbd1ad33ac11ba9

memory/3912-11-0x0000000005B90000-0x0000000005B98000-memory.dmp