Malware Analysis Report

2024-10-19 07:53

Sample ID 240201-n1f3eaefej
Target LoaderAsset.bin.zip
SHA256 ea185287426ba75b8934f7a60944dab61a0d806382f6484417a9121a0d4ab088
Tags
rat xenorat
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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ea185287426ba75b8934f7a60944dab61a0d806382f6484417a9121a0d4ab088

Threat Level: Known bad

The file LoaderAsset.bin.zip was found to be: Known bad.

Malicious Activity Summary

rat xenorat

Detects XenoRAT malware

Xenorat family

Loads dropped DLL

Executes dropped EXE

Checks computer location settings

Enumerates physical storage devices

Unsigned PE

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-01 11:51

Signatures

Detects XenoRAT malware

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

Xenorat family

xenorat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-01 11:51

Reported

2024-02-01 11:54

Platform

win7-20231215-en

Max time kernel

135s

Max time network

148s

Command Line

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

Signatures

Detects XenoRAT malware

rat
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

Executes dropped EXE

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

Loads dropped DLL

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

Processes

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

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

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "WindowsUpdate" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5744.tmp" /F

Network

Country Destination Domain Proto
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp

Files

memory/2420-1-0x0000000074BE0000-0x00000000752CE000-memory.dmp

memory/2420-0-0x0000000000350000-0x0000000000360000-memory.dmp

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

MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2

memory/2408-9-0x0000000000880000-0x0000000000890000-memory.dmp

memory/2420-10-0x0000000074BE0000-0x00000000752CE000-memory.dmp

memory/2408-11-0x0000000074BE0000-0x00000000752CE000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp5744.tmp

MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa

memory/2408-14-0x00000000021A0000-0x00000000021E0000-memory.dmp

memory/2408-15-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-01 11:51

Reported

2024-02-01 11:54

Platform

win10-20231215-en

Max time kernel

137s

Max time network

155s

Command Line

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

Signatures

Detects XenoRAT malware

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

Executes dropped EXE

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

Processes

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

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

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "WindowsUpdate" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9E15.tmp" /F

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp

Files

memory/2512-0-0x0000000000740000-0x0000000000750000-memory.dmp

memory/2512-1-0x00000000734D0000-0x0000000073BBE000-memory.dmp

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

MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2

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

MD5 957779c42144282d8cd83192b8fbc7cf
SHA1 de83d08d2cca06b9ff3d1ef239d6b60b705d25fe
SHA256 0d7ca7ba65e2b465e4878e324ceab8f8981f5ec06dcf5bc32559a4467a9c7d51
SHA512 f1549c61b4f2906d13b2aabb74772c2bc826cd42373d7bb6c48cbb125d5aa2ec17617e6b5e67e8aae3bb5790cc831cdba48a45008ed01df4fba8be448cce39fd

memory/2512-9-0x00000000734D0000-0x0000000073BBE000-memory.dmp

memory/316-10-0x00000000734D0000-0x0000000073BBE000-memory.dmp

memory/316-11-0x0000000005230000-0x0000000005240000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp9E15.tmp

MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa

memory/316-14-0x00000000734D0000-0x0000000073BBE000-memory.dmp

memory/316-15-0x0000000005230000-0x0000000005240000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-02-01 11:51

Reported

2024-02-01 11:54

Platform

win10v2004-20231215-en

Max time kernel

141s

Max time network

150s

Command Line

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

Signatures

Detects XenoRAT malware

rat
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
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\LoaderAsset.exe N/A

Executes dropped EXE

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

Processes

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

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

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "WindowsUpdate" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5709.tmp" /F

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 182.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 187.178.17.96.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp

Files

memory/1044-0-0x00000000004C0000-0x00000000004D0000-memory.dmp

memory/1044-1-0x0000000074FE0000-0x0000000075790000-memory.dmp

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

MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2

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

MD5 916851e072fbabc4796d8916c5131092
SHA1 d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA256 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA512 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

memory/4888-16-0x0000000074FE0000-0x0000000075790000-memory.dmp

memory/1044-15-0x0000000074FE0000-0x0000000075790000-memory.dmp

memory/4888-17-0x0000000005320000-0x0000000005330000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp5709.tmp

MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa

memory/4888-20-0x0000000074FE0000-0x0000000075790000-memory.dmp

memory/4888-21-0x0000000005320000-0x0000000005330000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-02-01 11:51

Reported

2024-02-01 11:54

Platform

win11-20231215-en

Max time kernel

133s

Max time network

149s

Command Line

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

Signatures

Detects XenoRAT malware

rat
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

Executes dropped EXE

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

Processes

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

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

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "WindowsUpdate" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F90.tmp" /F

Network

Country Destination Domain Proto
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
US 52.111.227.14:443 tcp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp

Files

memory/3148-0-0x0000000000C90000-0x0000000000CA0000-memory.dmp

memory/3148-1-0x0000000074470000-0x0000000074C21000-memory.dmp

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

MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2

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

MD5 1294de804ea5400409324a82fdc7ec59
SHA1 9a39506bc6cadf99c1f2129265b610c69d1518f7
SHA256 494398ec6108c68573c366c96aae23d35e7f9bdbb440a4aab96e86fcad5871d0
SHA512 033905cc5b4d0c0ffab2138da47e3223765146fa751c9f84b199284b653a04874c32a23aae577d2e06ce6c6b34fec62331b5fc928e3baf68dc53263ecdfa10c1

memory/3148-15-0x0000000074470000-0x0000000074C21000-memory.dmp

memory/3536-16-0x0000000074470000-0x0000000074C21000-memory.dmp

memory/3536-17-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp7F90.tmp

MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa

memory/3536-20-0x0000000074470000-0x0000000074C21000-memory.dmp

memory/3536-21-0x0000000004CD0000-0x0000000004CE0000-memory.dmp