Malware Analysis Report

2024-11-30 22:13

Sample ID 241120-1vwxwstrav
Target c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
SHA256 c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5
Tags
xloader n8cr discovery loader rat
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

c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5

Threat Level: Known bad

The file c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe was found to be: Known bad.

Malicious Activity Summary

xloader n8cr discovery loader rat

Xloader

Xloader family

Xloader payload

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-20 21:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-20 21:58

Reported

2024-11-20 22:01

Platform

win7-20241010-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe"

Signatures

Xloader

loader xloader

Xloader family

xloader

Xloader payload

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

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\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1500 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 1500 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 1500 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 1500 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 1500 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 1500 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 1500 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe

"C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe"

C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe

"C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe"

Network

N/A

Files

memory/1500-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

memory/1500-1-0x0000000001050000-0x00000000010D0000-memory.dmp

memory/1500-2-0x0000000074C10000-0x00000000752FE000-memory.dmp

memory/1500-3-0x0000000000A20000-0x0000000000A2E000-memory.dmp

memory/1500-4-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

memory/1500-5-0x0000000074C10000-0x00000000752FE000-memory.dmp

memory/1500-6-0x0000000004F50000-0x0000000004FA2000-memory.dmp

memory/2816-9-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2816-7-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2816-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2816-14-0x0000000000400000-0x0000000000429000-memory.dmp

memory/1500-15-0x0000000074C10000-0x00000000752FE000-memory.dmp

memory/2816-16-0x0000000000700000-0x0000000000A03000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-20 21:58

Reported

2024-11-20 22:01

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe"

Signatures

Xloader

loader xloader

Xloader family

xloader

Xloader payload

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

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\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4480 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 4480 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 4480 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 4480 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 4480 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe
PID 4480 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe

"C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe"

C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe

"C:\Users\Admin\AppData\Local\Temp\c8d7ee1fa1df3177eeeae7bf891bb8bf5487bbec5e907d805095cea6bcbabbf5.exe"

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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 98.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 145.136.73.23.in-addr.arpa udp
US 8.8.8.8:53 96.136.73.23.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/4480-0-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

memory/4480-1-0x0000000000620000-0x00000000006A0000-memory.dmp

memory/4480-3-0x0000000005080000-0x0000000005112000-memory.dmp

memory/4480-2-0x0000000005740000-0x0000000005CE4000-memory.dmp

memory/4480-5-0x0000000005140000-0x000000000514A000-memory.dmp

memory/4480-4-0x0000000074BB0000-0x0000000075360000-memory.dmp

memory/4480-6-0x0000000005720000-0x000000000572E000-memory.dmp

memory/4480-7-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

memory/4480-8-0x0000000074BB0000-0x0000000075360000-memory.dmp

memory/4480-9-0x0000000008150000-0x00000000081EC000-memory.dmp

memory/4480-10-0x0000000008240000-0x0000000008292000-memory.dmp

memory/4416-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4480-13-0x0000000074BB0000-0x0000000075360000-memory.dmp

memory/4416-14-0x00000000011B0000-0x00000000014FA000-memory.dmp