Malware Analysis Report

2024-10-19 07:50

Sample ID 240825-gk97zsyalb
Target 9319a7b02879066d144b9f84f5b9e4c0N.exe
SHA256 a9dc5a36a49131fc5c0e0f64eda0f9c00266cf2359aa5689b5dfc7bb74579c69
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

a9dc5a36a49131fc5c0e0f64eda0f9c00266cf2359aa5689b5dfc7bb74579c69

Threat Level: Known bad

The file 9319a7b02879066d144b9f84f5b9e4c0N.exe was found to be: Known bad.

Malicious Activity Summary

xenorat discovery rat trojan

Xenorat family

XenorRat

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Scheduled Task/Job: Scheduled Task

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 05:53

Signatures

Xenorat family

xenorat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 05:53

Reported

2024-08-25 05:55

Platform

win7-20240705-en

Max time kernel

101s

Max time network

111s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9319a7b02879066d144b9f84f5b9e4c0N.exe"

Signatures

XenorRat

trojan rat xenorat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9319a7b02879066d144b9f84f5b9e4c0N.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\9319a7b02879066d144b9f84f5b9e4c0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.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\9319a7b02879066d144b9f84f5b9e4c0N.exe

"C:\Users\Admin\AppData\Local\Temp\9319a7b02879066d144b9f84f5b9e4c0N.exe"

C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.exe

"C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "aruba" /XML "C:\Users\Admin\AppData\Local\Temp\tmp697D.tmp" /F

Network

Country Destination Domain Proto
GB 5.226.137.239:4444 tcp
GB 5.226.137.239:4444 tcp
GB 5.226.137.239:4444 tcp
GB 5.226.137.239:4444 tcp

Files

memory/2772-0-0x000000007414E000-0x000000007414F000-memory.dmp

memory/2772-1-0x0000000000DD0000-0x0000000000DE2000-memory.dmp

\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.exe

MD5 9319a7b02879066d144b9f84f5b9e4c0
SHA1 0634823bf3a1eecb8089634963617e7e484ec45f
SHA256 a9dc5a36a49131fc5c0e0f64eda0f9c00266cf2359aa5689b5dfc7bb74579c69
SHA512 0dad848ba0dc0daf1af8830ad7d54e121c71cf133a83195293ef51a6f02bab2e6fbe27e9b215136f8ceff909c7f54a31d4710bc7d60b4b5b543b67fbdef90bb5

memory/2592-9-0x0000000073A5E000-0x0000000073A5F000-memory.dmp

memory/2592-10-0x0000000000E80000-0x0000000000E92000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp697D.tmp

MD5 4c8ec96e592952261c03dbbd61746a32
SHA1 0def8d9e97ecb1cc9d98bf59c6ffd87b215552fa
SHA256 73537c92c46bd86785c330a1396f641cd8d4dbecba671a452c5bce8c0f559f36
SHA512 0d8803416e8c8dfaa5b81dc85dd0d7dd1069ef6802fabf6098a0a817116c6f375ed470cb04c53cd103bc3588c808c89d1db20ff3b5fe1a2d2c11e1a6aedf0b1b

memory/2592-13-0x0000000073A50000-0x000000007413E000-memory.dmp

memory/2592-14-0x0000000073A50000-0x000000007413E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-25 05:53

Reported

2024-08-25 05:55

Platform

win10v2004-20240802-en

Max time kernel

103s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9319a7b02879066d144b9f84f5b9e4c0N.exe"

Signatures

XenorRat

trojan rat xenorat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\9319a7b02879066d144b9f84f5b9e4c0N.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.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\9319a7b02879066d144b9f84f5b9e4c0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.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\9319a7b02879066d144b9f84f5b9e4c0N.exe

"C:\Users\Admin\AppData\Local\Temp\9319a7b02879066d144b9f84f5b9e4c0N.exe"

C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.exe

"C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "aruba" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8899.tmp" /F

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
GB 5.226.137.239:4444 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
GB 5.226.137.239:4444 tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
GB 5.226.137.239:4444 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
GB 5.226.137.239:4444 tcp

Files

memory/2652-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

memory/2652-1-0x0000000000F70000-0x0000000000F82000-memory.dmp

C:\Users\Admin\AppData\Roaming\XenoManager\9319a7b02879066d144b9f84f5b9e4c0N.exe

MD5 9319a7b02879066d144b9f84f5b9e4c0
SHA1 0634823bf3a1eecb8089634963617e7e484ec45f
SHA256 a9dc5a36a49131fc5c0e0f64eda0f9c00266cf2359aa5689b5dfc7bb74579c69
SHA512 0dad848ba0dc0daf1af8830ad7d54e121c71cf133a83195293ef51a6f02bab2e6fbe27e9b215136f8ceff909c7f54a31d4710bc7d60b4b5b543b67fbdef90bb5

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\9319a7b02879066d144b9f84f5b9e4c0N.exe.log

MD5 916851e072fbabc4796d8916c5131092
SHA1 d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA256 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA512 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

memory/4136-15-0x0000000074C50000-0x0000000075400000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp8899.tmp

MD5 4c8ec96e592952261c03dbbd61746a32
SHA1 0def8d9e97ecb1cc9d98bf59c6ffd87b215552fa
SHA256 73537c92c46bd86785c330a1396f641cd8d4dbecba671a452c5bce8c0f559f36
SHA512 0d8803416e8c8dfaa5b81dc85dd0d7dd1069ef6802fabf6098a0a817116c6f375ed470cb04c53cd103bc3588c808c89d1db20ff3b5fe1a2d2c11e1a6aedf0b1b

memory/4136-18-0x0000000074C50000-0x0000000075400000-memory.dmp

memory/4136-19-0x0000000074C50000-0x0000000075400000-memory.dmp