Malware Analysis Report

2025-04-13 21:02

Sample ID 250102-nfc51szjfs
Target c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe
SHA256 c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482
Tags
xred backdoor discovery persistence
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

c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482

Threat Level: Known bad

The file c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe was found to be: Known bad.

Malicious Activity Summary

xred backdoor discovery persistence

Xred

Xred family

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Suspicious use of SetWindowsHookEx

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-02 11:19

Signatures

Xred family

xred

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-02 11:19

Reported

2025-01-02 11:22

Platform

win7-20240903-en

Max time kernel

141s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe"

Signatures

Xred

backdoor xred

Xred family

xred

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe" C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe N/A

Enumerates physical storage devices

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\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\ProgramData\Synaptics\Synaptics.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1980 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe
PID 1980 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe
PID 1980 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe
PID 1980 wrote to memory of 2480 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe
PID 1980 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\ProgramData\Synaptics\Synaptics.exe
PID 1980 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\ProgramData\Synaptics\Synaptics.exe
PID 1980 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\ProgramData\Synaptics\Synaptics.exe
PID 1980 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\ProgramData\Synaptics\Synaptics.exe
PID 888 wrote to memory of 2820 N/A C:\ProgramData\Synaptics\Synaptics.exe C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
PID 888 wrote to memory of 2820 N/A C:\ProgramData\Synaptics\Synaptics.exe C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
PID 888 wrote to memory of 2820 N/A C:\ProgramData\Synaptics\Synaptics.exe C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
PID 888 wrote to memory of 2820 N/A C:\ProgramData\Synaptics\Synaptics.exe C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe

"C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe"

C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe

"C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe"

C:\ProgramData\Synaptics\Synaptics.exe

"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate

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

"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 xred.mooo.com udp
US 8.8.8.8:53 freedns.afraid.org udp
US 69.42.215.252:80 freedns.afraid.org tcp
US 8.8.8.8:53 docs.google.com udp
FR 216.58.214.174:443 docs.google.com tcp
US 8.8.8.8:53 c.pki.goog udp
FR 142.250.179.67:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
FR 142.250.179.67:80 o.pki.goog tcp
US 8.8.8.8:53 drive.usercontent.google.com udp
FR 142.250.74.225:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.18.190.73:80 crl.microsoft.com tcp
US 8.8.8.8:53 www.microsoft.com udp
GB 2.23.205.233:80 www.microsoft.com tcp

Files

memory/1980-0-0x0000000000220000-0x0000000000221000-memory.dmp

\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe

MD5 85c890c6e1e01134b6bcd3a388a1fbdd
SHA1 a7dd8a21a3ded56c0ad565e5bd588124d7cbf1bd
SHA256 2f4ebf3b8ed9891d49f9d87433cfaedd67928aa31ad12f8d084d99ffa18d51a7
SHA512 5c54cb77eb5eae4ebb45dc1e1f8d544b8c9eb9ff028c26ca2262c02f8193c9ccf78ef821085c4e78a7906b7b423e493235c9e6daea4f83dde2e65b517133ebdc

C:\ProgramData\Synaptics\Synaptics.exe

MD5 ea97e93b1ed967112ec77ae97744bdfc
SHA1 43a159ca2ccffe816f9fdd05ddaa145cae0c1460
SHA256 c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482
SHA512 483a6d22645f92a53afe9e92fc74295dfeb7a5ec43e7af95476e83f42d72ef24396ca5d3a1d3a47eb7b3a42e4f9fb1a8af33f9ca7763ed3cbef93bd775dae4d4

memory/1980-25-0x0000000000400000-0x00000000004FA000-memory.dmp

memory/1736-35-0x000000005FFF0000-0x0000000060000000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9tdz3L7Y.xlsm

MD5 e566fc53051035e1e6fd0ed1823de0f9
SHA1 00bc96c48b98676ecd67e81a6f1d7754e4156044
SHA256 8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512 a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

C:\Users\Admin\AppData\Local\Temp\9tdz3L7Y.xlsm

MD5 8f32124898579189c2c76a515323459e
SHA1 d721405fa714e097ad2d1578acc34a5effd08023
SHA256 fcb7421009948c4e052631baa303ad104627938bd341e91ed8b3ef5d5277615e
SHA512 4d104fa08bcc8ded80188cdd0a196ff928364e348c08617608d421ebcb7869e6a17918b61ebf71e63566653818850fc2b86901a10908deba94089dd5b5ed4f59

memory/888-78-0x0000000000400000-0x00000000004FA000-memory.dmp

memory/888-79-0x0000000000400000-0x00000000004FA000-memory.dmp

memory/888-111-0x0000000000400000-0x00000000004FA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-02 11:19

Reported

2025-01-02 11:22

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe"

Signatures

Xred

backdoor xred

Xred family

xred

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation C:\ProgramData\Synaptics\Synaptics.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe" C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe N/A

Enumerates physical storage devices

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\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\ProgramData\Synaptics\Synaptics.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ C:\ProgramData\Synaptics\Synaptics.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3268 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe
PID 3268 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe
PID 3268 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe
PID 3268 wrote to memory of 1788 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\ProgramData\Synaptics\Synaptics.exe
PID 3268 wrote to memory of 1788 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\ProgramData\Synaptics\Synaptics.exe
PID 3268 wrote to memory of 1788 N/A C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe C:\ProgramData\Synaptics\Synaptics.exe
PID 1788 wrote to memory of 1760 N/A C:\ProgramData\Synaptics\Synaptics.exe C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
PID 1788 wrote to memory of 1760 N/A C:\ProgramData\Synaptics\Synaptics.exe C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
PID 1788 wrote to memory of 1760 N/A C:\ProgramData\Synaptics\Synaptics.exe C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe

"C:\Users\Admin\AppData\Local\Temp\c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe"

C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe

"C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe"

C:\ProgramData\Synaptics\Synaptics.exe

"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate

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

"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate

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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 xred.mooo.com udp
US 8.8.8.8:53 freedns.afraid.org udp
US 69.42.215.252:80 freedns.afraid.org tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 252.215.42.69.in-addr.arpa udp
N/A 224.0.0.251:5353 udp
US 8.8.8.8:53 xred.mooo.com udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 docs.google.com udp
FR 216.58.214.174:443 docs.google.com tcp
US 8.8.8.8:53 c.pki.goog udp
FR 142.250.179.67:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
FR 142.250.179.67:80 o.pki.goog tcp
US 8.8.8.8:53 drive.usercontent.google.com udp
FR 142.250.74.225:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 67.179.250.142.in-addr.arpa udp
US 8.8.8.8:53 174.214.58.216.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 225.74.250.142.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/3268-0-0x0000000002290000-0x0000000002291000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\._cache_c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482.exe

MD5 85c890c6e1e01134b6bcd3a388a1fbdd
SHA1 a7dd8a21a3ded56c0ad565e5bd588124d7cbf1bd
SHA256 2f4ebf3b8ed9891d49f9d87433cfaedd67928aa31ad12f8d084d99ffa18d51a7
SHA512 5c54cb77eb5eae4ebb45dc1e1f8d544b8c9eb9ff028c26ca2262c02f8193c9ccf78ef821085c4e78a7906b7b423e493235c9e6daea4f83dde2e65b517133ebdc

C:\ProgramData\Synaptics\Synaptics.exe

MD5 ea97e93b1ed967112ec77ae97744bdfc
SHA1 43a159ca2ccffe816f9fdd05ddaa145cae0c1460
SHA256 c5f30fd383e22ae8cebbd8ff78a32e5743af2672179906d51c9707372f014482
SHA512 483a6d22645f92a53afe9e92fc74295dfeb7a5ec43e7af95476e83f42d72ef24396ca5d3a1d3a47eb7b3a42e4f9fb1a8af33f9ca7763ed3cbef93bd775dae4d4

memory/3268-101-0x0000000000400000-0x00000000004FA000-memory.dmp

memory/1788-102-0x0000000002150000-0x0000000002151000-memory.dmp

memory/1788-136-0x0000000000400000-0x00000000004FA000-memory.dmp

memory/1788-137-0x0000000002150000-0x0000000002151000-memory.dmp

memory/1788-143-0x0000000000400000-0x00000000004FA000-memory.dmp

memory/1788-162-0x0000000000400000-0x00000000004FA000-memory.dmp