Malware Analysis Report

2025-04-13 10:56

Sample ID 231224-znvwkschfr
Target 1211e783a4c4d74c0705808877da506e
SHA256 636593bf497bb7b2c4d58b2b82701b49ce14cedb4661cb997e900982c5293de1
Tags
xloader p2io loader rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

636593bf497bb7b2c4d58b2b82701b49ce14cedb4661cb997e900982c5293de1

Threat Level: Known bad

The file 1211e783a4c4d74c0705808877da506e was found to be: Known bad.

Malicious Activity Summary

xloader p2io loader rat

Xloader

CustAttr .NET packer

Xloader payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-24 20:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-24 20:52

Reported

2023-12-25 02:12

Platform

win7-20231215-en

Max time kernel

122s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe"

Signatures

Xloader

loader xloader

CustAttr .NET packer

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

Xloader payload

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2408 set thread context of 2560 N/A C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe

"C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe"

C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe

"C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe"

Network

N/A

Files

memory/2408-2-0x0000000004D40000-0x0000000004D80000-memory.dmp

memory/2408-1-0x0000000074D40000-0x000000007542E000-memory.dmp

memory/2408-0-0x0000000001130000-0x00000000011E2000-memory.dmp

memory/2408-3-0x0000000000370000-0x0000000000382000-memory.dmp

memory/2408-4-0x0000000074D40000-0x000000007542E000-memory.dmp

memory/2408-5-0x0000000004D40000-0x0000000004D80000-memory.dmp

memory/2408-6-0x0000000007D20000-0x0000000007D9A000-memory.dmp

memory/2408-7-0x00000000006A0000-0x00000000006D2000-memory.dmp

memory/2560-12-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2408-13-0x0000000074D40000-0x000000007542E000-memory.dmp

memory/2560-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2560-9-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2560-8-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2560-14-0x0000000000990000-0x0000000000C93000-memory.dmp

memory/2560-15-0x0000000000990000-0x0000000000C93000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-24 20:52

Reported

2023-12-25 02:12

Platform

win10v2004-20231215-en

Max time kernel

143s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe"

Signatures

Xloader

loader xloader

CustAttr .NET packer

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

Xloader payload

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1508 set thread context of 1608 N/A C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe

"C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe"

C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe

"C:\Users\Admin\AppData\Local\Temp\1211e783a4c4d74c0705808877da506e.exe"

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 1.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 211.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
GB 87.248.205.0:80 tcp
GB 88.221.135.211:80 tcp
US 8.8.8.8:53 udp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
GB 88.221.135.211:80 tcp
GB 88.221.135.211:80 tcp
GB 88.221.135.211:80 tcp
GB 88.221.135.211:80 tcp
US 8.8.8.8:53 udp
GB 88.221.135.217:80 tcp
GB 88.221.135.217:80 tcp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 udp
N/A 52.111.236.22:443 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp
N/A 20.189.173.12:443 tcp
US 192.229.221.95:80 tcp
US 8.8.8.8:53 udp

Files

memory/1508-1-0x0000000000A70000-0x0000000000B22000-memory.dmp

memory/1508-0-0x0000000075000000-0x00000000757B0000-memory.dmp

memory/1508-2-0x0000000005BC0000-0x0000000006164000-memory.dmp

memory/1508-3-0x0000000005500000-0x0000000005592000-memory.dmp

memory/1508-4-0x00000000056B0000-0x000000000574C000-memory.dmp

memory/1508-5-0x0000000005830000-0x0000000005840000-memory.dmp

memory/1508-6-0x00000000055C0000-0x00000000055CA000-memory.dmp

memory/1508-7-0x0000000002E10000-0x0000000002E22000-memory.dmp

memory/1508-8-0x0000000075000000-0x00000000757B0000-memory.dmp

memory/1508-9-0x0000000005830000-0x0000000005840000-memory.dmp

memory/1508-10-0x0000000006E60000-0x0000000006EDA000-memory.dmp

memory/1508-11-0x00000000086A0000-0x00000000086D2000-memory.dmp

memory/1608-12-0x0000000000400000-0x0000000000428000-memory.dmp

memory/1508-14-0x0000000075000000-0x00000000757B0000-memory.dmp

memory/1608-15-0x0000000001640000-0x000000000198A000-memory.dmp