Malware Analysis Report

2024-10-19 07:53

Sample ID 240201-nn6sasccd9
Target LoaderAsset.bin
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
Tags
rat xenorat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

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: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418

Threat Level: Known bad

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

Malicious Activity Summary

rat xenorat

Detects XenoRAT malware

Xenorat family

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Unsigned PE

Enumerates physical storage devices

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-01 11:33

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: behavioral2

Detonation Overview

Submitted

2024-02-01 11:33

Reported

2024-02-01 11:36

Platform

win10-20231215-en

Max time kernel

135s

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

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\tmpA671.tmp" /F

Network

Country Destination Domain Proto
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 9.179.89.13.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp

Files

memory/3992-0-0x0000000000310000-0x0000000000320000-memory.dmp

memory/3992-1-0x0000000073750000-0x0000000073E3E000-memory.dmp

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

MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2

memory/3184-10-0x0000000073750000-0x0000000073E3E000-memory.dmp

memory/3992-9-0x0000000073750000-0x0000000073E3E000-memory.dmp

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

MD5 957779c42144282d8cd83192b8fbc7cf
SHA1 de83d08d2cca06b9ff3d1ef239d6b60b705d25fe
SHA256 0d7ca7ba65e2b465e4878e324ceab8f8981f5ec06dcf5bc32559a4467a9c7d51
SHA512 f1549c61b4f2906d13b2aabb74772c2bc826cd42373d7bb6c48cbb125d5aa2ec17617e6b5e67e8aae3bb5790cc831cdba48a45008ed01df4fba8be448cce39fd

memory/3184-11-0x00000000051C0000-0x00000000051D0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpA671.tmp

MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa

memory/3184-14-0x0000000073750000-0x0000000073E3E000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-02-01 11:33

Reported

2024-02-01 11:36

Platform

win10v2004-20231215-en

Max time kernel

155s

Max time network

169s

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\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\tmpD6D8.tmp" /F

Network

Country Destination Domain Proto
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp
ZA 197.82.164.175:2222 tcp

Files

memory/1880-0-0x0000000000CE0000-0x0000000000CF0000-memory.dmp

memory/1880-1-0x0000000074C30000-0x00000000753E0000-memory.dmp

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

MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2

memory/4312-13-0x0000000074C30000-0x00000000753E0000-memory.dmp

memory/4312-15-0x0000000005050000-0x0000000005060000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpD6D8.tmp

MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa

memory/1880-18-0x0000000074C30000-0x00000000753E0000-memory.dmp

memory/4312-19-0x0000000074C30000-0x00000000753E0000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-02-01 11:33

Reported

2024-02-01 11:34

Platform

win11-20231215-en

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-01 11:33

Reported

2024-02-01 11:36

Platform

win7-20231215-en

Max time kernel

134s

Max time network

146s

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\tmp64AC.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/2076-0-0x00000000009A0000-0x00000000009B0000-memory.dmp

memory/2076-1-0x0000000074AC0000-0x00000000751AE000-memory.dmp

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

MD5 7da5bd364fc0a60a43ab4797f5042b7e
SHA1 815c770e5fbb4bb66c8652a14169e2f8ff8179b2
SHA256 aa28b0ff8badf57aaeeacd82f0d8c5fbbd28008449a3075d8a4da63890232418
SHA512 09abb47a3cdb124b4dbf7634e5075a76e9d9b69b1e45b7eaad613c9d886717377fb4cf32c1e699f1cb16463bcd739a826929c7c8c1d8c871828fbee12d0074b2

memory/2848-9-0x0000000000D50000-0x0000000000D60000-memory.dmp

memory/2076-10-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2848-11-0x0000000074AC0000-0x00000000751AE000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp64AC.tmp

MD5 32ae9f72423c2eca96a41f7d5a7593e5
SHA1 c66b9d0608448f0bd227408611343e4ba5ada953
SHA256 7cadd6ed5e838d00a13d1bbfff7044ca2ce41f11c328ed665c7482554c591666
SHA512 90251ea816aef4b0c89cd8ababa7092a92e55d82693a47bcece514e6a91ade5b6afbabb26a1d92d56912872182f65a7ba4f99673b13ebc7078b546f9326a9faa

memory/2848-14-0x00000000003F0000-0x0000000000430000-memory.dmp

memory/2848-15-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2848-16-0x00000000003F0000-0x0000000000430000-memory.dmp