Malware Analysis Report

2024-10-19 07:50

Sample ID 240818-hhqw1a1crg
Target d28c0acdda42e00b3d4eb37b09266900N.exe
SHA256 ec1c8fb43eb1f94c7541cecac7f7daf095e832e3ceef4cb7522c2694131fa4a6
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

ec1c8fb43eb1f94c7541cecac7f7daf095e832e3ceef4cb7522c2694131fa4a6

Threat Level: Known bad

The file d28c0acdda42e00b3d4eb37b09266900N.exe was found to be: Known bad.

Malicious Activity Summary

xenorat discovery rat trojan

Xenorat family

XenorRat

Loads dropped DLL

Executes dropped EXE

Checks computer location settings

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Scheduled Task/Job: Scheduled Task

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-18 06:44

Signatures

Xenorat family

xenorat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-18 06:44

Reported

2024-08-18 06:46

Platform

win7-20240704-en

Max time kernel

119s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d28c0acdda42e00b3d4eb37b09266900N.exe"

Signatures

XenorRat

trojan rat xenorat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d28c0acdda42e00b3d4eb37b09266900N.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:\Windows\SysWOW64\schtasks.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\d28c0acdda42e00b3d4eb37b09266900N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.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\d28c0acdda42e00b3d4eb37b09266900N.exe

"C:\Users\Admin\AppData\Local\Temp\d28c0acdda42e00b3d4eb37b09266900N.exe"

C:\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.exe

"C:\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "javaw.exe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp87C6.tmp" /F

Network

Country Destination Domain Proto
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp

Files

memory/2744-0-0x00000000745CE000-0x00000000745CF000-memory.dmp

memory/2744-1-0x0000000000EB0000-0x0000000000EC2000-memory.dmp

\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.exe

MD5 d28c0acdda42e00b3d4eb37b09266900
SHA1 c62e7c201391a4c3afe865c6ee689d58f676db0d
SHA256 ec1c8fb43eb1f94c7541cecac7f7daf095e832e3ceef4cb7522c2694131fa4a6
SHA512 b97f29b9159359d75242ba5e1e450fb25607b731c88795a470902ba2fef742262d2dff3da8e6276d5823c3e92ef71e4de11de0bb9339757976676d49f815e6b7

memory/2772-9-0x00000000001A0000-0x00000000001B2000-memory.dmp

memory/2772-10-0x00000000745C0000-0x0000000074CAE000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp87C6.tmp

MD5 e045451bd0039eb65b4c72a0efa97995
SHA1 6ec86941890aa266b3f91ed8a94c139ef73e594e
SHA256 34eced20c30265ba924fd50dce6693d60f6107835ccd22153240ba1153897e51
SHA512 691443eca8fd8aa4343552e2462b401ba18437328939c08cb130a58370b3d7bb68c46703983356cec7699a640205162a1310b3691c672a67c3534810d019338d

memory/2772-13-0x00000000745C0000-0x0000000074CAE000-memory.dmp

memory/2772-14-0x00000000745C0000-0x0000000074CAE000-memory.dmp

memory/2772-15-0x00000000745C0000-0x0000000074CAE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-18 06:44

Reported

2024-08-18 06:46

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d28c0acdda42e00b3d4eb37b09266900N.exe"

Signatures

XenorRat

trojan rat xenorat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\d28c0acdda42e00b3d4eb37b09266900N.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.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\d28c0acdda42e00b3d4eb37b09266900N.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\d28c0acdda42e00b3d4eb37b09266900N.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\d28c0acdda42e00b3d4eb37b09266900N.exe

"C:\Users\Admin\AppData\Local\Temp\d28c0acdda42e00b3d4eb37b09266900N.exe"

C:\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.exe

"C:\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /Create /TN "javaw.exe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp79A0.tmp" /F

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4304,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=4140 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
N/A 127.0.0.1:53697 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
N/A 127.0.0.1:53697 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
N/A 127.0.0.1:53697 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
N/A 127.0.0.1:53697 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp
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
N/A 127.0.0.1:53697 tcp
N/A 127.0.0.1:53697 tcp

Files

memory/3244-0-0x000000007447E000-0x000000007447F000-memory.dmp

memory/3244-1-0x0000000000740000-0x0000000000752000-memory.dmp

C:\Users\Admin\AppData\Roaming\XenoManager\d28c0acdda42e00b3d4eb37b09266900N.exe

MD5 d28c0acdda42e00b3d4eb37b09266900
SHA1 c62e7c201391a4c3afe865c6ee689d58f676db0d
SHA256 ec1c8fb43eb1f94c7541cecac7f7daf095e832e3ceef4cb7522c2694131fa4a6
SHA512 b97f29b9159359d75242ba5e1e450fb25607b731c88795a470902ba2fef742262d2dff3da8e6276d5823c3e92ef71e4de11de0bb9339757976676d49f815e6b7

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d28c0acdda42e00b3d4eb37b09266900N.exe.log

MD5 916851e072fbabc4796d8916c5131092
SHA1 d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA256 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA512 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

memory/4428-15-0x0000000074470000-0x0000000074C20000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp79A0.tmp

MD5 e045451bd0039eb65b4c72a0efa97995
SHA1 6ec86941890aa266b3f91ed8a94c139ef73e594e
SHA256 34eced20c30265ba924fd50dce6693d60f6107835ccd22153240ba1153897e51
SHA512 691443eca8fd8aa4343552e2462b401ba18437328939c08cb130a58370b3d7bb68c46703983356cec7699a640205162a1310b3691c672a67c3534810d019338d

memory/4428-18-0x0000000074470000-0x0000000074C20000-memory.dmp

memory/4428-19-0x0000000074470000-0x0000000074C20000-memory.dmp