Malware Analysis Report

2024-11-30 22:15

Sample ID 241121-ykh7yawka1
Target 9d3c9128b7b1e2e2966ea1ba3a8ba0da12fe5e631aa6ca7c3930d5313b44011e
SHA256 9d3c9128b7b1e2e2966ea1ba3a8ba0da12fe5e631aa6ca7c3930d5313b44011e
Tags
xloader gnui 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

9d3c9128b7b1e2e2966ea1ba3a8ba0da12fe5e631aa6ca7c3930d5313b44011e

Threat Level: Known bad

The file 9d3c9128b7b1e2e2966ea1ba3a8ba0da12fe5e631aa6ca7c3930d5313b44011e was found to be: Known bad.

Malicious Activity Summary

xloader gnui discovery loader rat

Xloader

Xloader family

Xloader payload

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-21 19:50

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-21 19:50

Reported

2024-11-21 19:53

Platform

win7-20241010-en

Max time kernel

121s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.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\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 564 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 564 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 564 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 564 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 564 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 564 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 564 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe

Processes

C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe

"C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe"

C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe

"C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe"

Network

N/A

Files

memory/564-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

memory/564-1-0x0000000000020000-0x00000000000AE000-memory.dmp

memory/564-2-0x0000000074B20000-0x000000007520E000-memory.dmp

memory/564-3-0x00000000006A0000-0x00000000006AC000-memory.dmp

memory/564-4-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

memory/564-5-0x0000000074B20000-0x000000007520E000-memory.dmp

memory/564-6-0x0000000002060000-0x00000000020B4000-memory.dmp

memory/2964-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2964-7-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2964-8-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2964-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/564-12-0x0000000074B20000-0x000000007520E000-memory.dmp

memory/2964-13-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-21 19:50

Reported

2024-11-21 19:53

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe"

Signatures

Xloader

loader xloader

Xloader family

xloader

Xloader payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
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\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2532 wrote to memory of 876 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 2532 wrote to memory of 876 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 2532 wrote to memory of 876 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 2532 wrote to memory of 3928 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 2532 wrote to memory of 3928 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 2532 wrote to memory of 3928 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 2532 wrote to memory of 3928 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 2532 wrote to memory of 3928 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe
PID 2532 wrote to memory of 3928 N/A C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe

Processes

C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe

"C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe"

C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe

"C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe"

C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe

"C:\Users\Admin\AppData\Local\Temp\77a0d2b3cf7736f6ba6798b004ce89ce2cbbd049a8eaef6bec53cc854b4e79c9.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 168.36.72.23.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 103.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 96.36.72.23.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/2532-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

memory/2532-1-0x00000000007F0000-0x000000000087E000-memory.dmp

memory/2532-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

memory/2532-3-0x0000000005120000-0x00000000051B2000-memory.dmp

memory/2532-4-0x00000000052E0000-0x00000000052EA000-memory.dmp

memory/2532-5-0x0000000074B30000-0x00000000752E0000-memory.dmp

memory/2532-6-0x0000000005D50000-0x0000000005D5C000-memory.dmp

memory/2532-7-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

memory/2532-8-0x0000000074B30000-0x00000000752E0000-memory.dmp

memory/2532-9-0x0000000007BF0000-0x0000000007C8C000-memory.dmp

memory/2532-10-0x0000000007CE0000-0x0000000007D34000-memory.dmp

memory/3928-11-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2532-13-0x0000000074B30000-0x00000000752E0000-memory.dmp

memory/3928-14-0x00000000017E0000-0x0000000001B2A000-memory.dmp

memory/3928-15-0x00000000017E0000-0x0000000001B2A000-memory.dmp