Malware Analysis Report

2024-10-23 20:26

Sample ID 240904-3cft3azbmb
Target Spoofer.exe
SHA256 8a498dbf2e73ee2a5920ff22582eb0bc07721ea62c1d70dcfbaf7e41979a1da4
Tags
xenorat discovery rat 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

8a498dbf2e73ee2a5920ff22582eb0bc07721ea62c1d70dcfbaf7e41979a1da4

Threat Level: Known bad

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

Malicious Activity Summary

xenorat discovery rat trojan

Xenorat family

XenorRat

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Scheduled Task/Job: Scheduled Task

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-04 23:21

Signatures

Xenorat family

xenorat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-04 23:21

Reported

2024-09-04 23:22

Platform

win7-20240903-en

Max time kernel

19s

Max time network

16s

Command Line

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

Signatures

XenorRat

trojan rat xenorat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\XenoManager\Spoofer.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Spoofer.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\Roaming\XenoManager\Spoofer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Spoofer.exe N/A

Scheduled Task/Job: Scheduled Task

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

Processes

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

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

C:\Users\Admin\AppData\Roaming\XenoManager\Spoofer.exe

"C:\Users\Admin\AppData\Roaming\XenoManager\Spoofer.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "Steam_service" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2F5A.tmp" /F

Network

Country Destination Domain Proto
N/A 127.0.0.1:8080 tcp
N/A 127.0.0.1:8080 tcp

Files

memory/2196-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

memory/2196-1-0x0000000000B40000-0x0000000000B52000-memory.dmp

\Users\Admin\AppData\Roaming\XenoManager\Spoofer.exe

MD5 9cd971f0e65470ce291b479f21347ec0
SHA1 1ddb30a4c205cd84854798ca74ca09ac5d745233
SHA256 8a498dbf2e73ee2a5920ff22582eb0bc07721ea62c1d70dcfbaf7e41979a1da4
SHA512 b28792401069c0ae200fc41f2e86caacc4f604ba921482ad8a230ad12fcba9126d9b6b019e196869f5b935f0966defd2438aca5773becc7c7b4610c1c8fbe2a2

memory/2800-9-0x0000000000220000-0x0000000000232000-memory.dmp

memory/2800-10-0x0000000074AC0000-0x00000000751AE000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp2F5A.tmp

MD5 09fbaabc7b71c07e7a69ad642ad06e6f
SHA1 476a704478db683f543761791888ffcbff864d01
SHA256 a51a98dfcc8710229d9c733ca72180add31445baae9cecd1ddf162af6dea0c8c
SHA512 74ca867319a4fe2c7dd6bcfb7da85c49fb33d0e7afec8bbc0373a6308f648025d08a2b60912e387ba921ea9164e3c3524627f020ea4ae0e7a696bea633869a7a

memory/2800-13-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2800-14-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2800-15-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-04 23:21

Reported

2024-09-04 23:22

Platform

win10v2004-20240802-en

Max time kernel

30s

Max time network

31s

Command Line

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

Signatures

XenorRat

trojan rat xenorat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\Spoofer.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\XenoManager\Spoofer.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\Spoofer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\XenoManager\Spoofer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Scheduled Task/Job: Scheduled Task

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

Processes

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

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

C:\Users\Admin\AppData\Roaming\XenoManager\Spoofer.exe

"C:\Users\Admin\AppData\Roaming\XenoManager\Spoofer.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "Steam_service" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA690.tmp" /F

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
N/A 127.0.0.1:8080 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
N/A 127.0.0.1:8080 tcp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
N/A 20.242.39.171:443 tcp
US 8.8.8.8:53 udp

Files

memory/4688-0-0x000000007488E000-0x000000007488F000-memory.dmp

memory/4688-1-0x0000000000FD0000-0x0000000000FE2000-memory.dmp

C:\Users\Admin\AppData\Roaming\XenoManager\Spoofer.exe

MD5 9cd971f0e65470ce291b479f21347ec0
SHA1 1ddb30a4c205cd84854798ca74ca09ac5d745233
SHA256 8a498dbf2e73ee2a5920ff22582eb0bc07721ea62c1d70dcfbaf7e41979a1da4
SHA512 b28792401069c0ae200fc41f2e86caacc4f604ba921482ad8a230ad12fcba9126d9b6b019e196869f5b935f0966defd2438aca5773becc7c7b4610c1c8fbe2a2

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Spoofer.exe.log

MD5 916851e072fbabc4796d8916c5131092
SHA1 d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA256 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA512 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

memory/1392-15-0x0000000074880000-0x0000000075030000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpA690.tmp

MD5 09fbaabc7b71c07e7a69ad642ad06e6f
SHA1 476a704478db683f543761791888ffcbff864d01
SHA256 a51a98dfcc8710229d9c733ca72180add31445baae9cecd1ddf162af6dea0c8c
SHA512 74ca867319a4fe2c7dd6bcfb7da85c49fb33d0e7afec8bbc0373a6308f648025d08a2b60912e387ba921ea9164e3c3524627f020ea4ae0e7a696bea633869a7a

memory/1392-18-0x0000000074880000-0x0000000075030000-memory.dmp

memory/1392-19-0x0000000074880000-0x0000000075030000-memory.dmp