Malware Analysis Report

2025-04-13 10:56

Sample ID 231224-xb4a3sbfc4
Target 0caeede0ee9b597823c03af4c06a139c
SHA256 5526626d6c51b9056c5e143b17975fce5495c9ffda0744c74767b232b1239eae
Tags
xloader uqf5 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

5526626d6c51b9056c5e143b17975fce5495c9ffda0744c74767b232b1239eae

Threat Level: Known bad

The file 0caeede0ee9b597823c03af4c06a139c was found to be: Known bad.

Malicious Activity Summary

xloader uqf5 loader rat

Xloader

Xloader payload

Deletes itself

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-24 18:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-24 18:41

Reported

2023-12-25 08:56

Platform

win7-20231215-en

Max time kernel

150s

Max time network

126s

Command Line

C:\Windows\Explorer.EXE

Signatures

Xloader

loader xloader

Xloader payload

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
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2208 set thread context of 768 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 768 set thread context of 1208 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Windows\Explorer.EXE
PID 2556 set thread context of 1208 N/A C:\Windows\SysWOW64\cmmon32.exe C:\Windows\Explorer.EXE

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Order.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\cmmon32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2208 wrote to memory of 768 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 2208 wrote to memory of 768 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 2208 wrote to memory of 768 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 2208 wrote to memory of 768 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 2208 wrote to memory of 768 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 2208 wrote to memory of 768 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 2208 wrote to memory of 768 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 1208 wrote to memory of 2556 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmmon32.exe
PID 1208 wrote to memory of 2556 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmmon32.exe
PID 1208 wrote to memory of 2556 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmmon32.exe
PID 1208 wrote to memory of 2556 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmmon32.exe
PID 2556 wrote to memory of 2912 N/A C:\Windows\SysWOW64\cmmon32.exe C:\Windows\SysWOW64\cmd.exe
PID 2556 wrote to memory of 2912 N/A C:\Windows\SysWOW64\cmmon32.exe C:\Windows\SysWOW64\cmd.exe
PID 2556 wrote to memory of 2912 N/A C:\Windows\SysWOW64\cmmon32.exe C:\Windows\SysWOW64\cmd.exe
PID 2556 wrote to memory of 2912 N/A C:\Windows\SysWOW64\cmmon32.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

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

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

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

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

C:\Windows\SysWOW64\cmmon32.exe

"C:\Windows\SysWOW64\cmmon32.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Users\Admin\AppData\Local\Temp\Order.exe"

Network

N/A

Files

memory/2208-1-0x0000000074C50000-0x000000007533E000-memory.dmp

memory/2208-0-0x0000000000C00000-0x0000000000D06000-memory.dmp

memory/2208-2-0x0000000000510000-0x0000000000550000-memory.dmp

memory/2208-3-0x0000000000550000-0x0000000000572000-memory.dmp

memory/2208-4-0x0000000074C50000-0x000000007533E000-memory.dmp

memory/2208-5-0x0000000000510000-0x0000000000550000-memory.dmp

memory/2208-6-0x00000000058B0000-0x0000000005956000-memory.dmp

memory/2208-7-0x0000000002430000-0x0000000002490000-memory.dmp

memory/768-8-0x0000000000400000-0x0000000000429000-memory.dmp

memory/768-9-0x0000000000400000-0x0000000000429000-memory.dmp

memory/768-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/768-12-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2208-13-0x0000000074C50000-0x000000007533E000-memory.dmp

memory/768-14-0x0000000000D10000-0x0000000001013000-memory.dmp

memory/768-16-0x0000000000400000-0x0000000000429000-memory.dmp

memory/768-18-0x00000000001E0000-0x00000000001F0000-memory.dmp

memory/1208-17-0x0000000002750000-0x0000000002850000-memory.dmp

memory/1208-19-0x00000000062A0000-0x0000000006437000-memory.dmp

memory/2556-20-0x0000000000AF0000-0x0000000000AFD000-memory.dmp

memory/2556-21-0x0000000000AF0000-0x0000000000AFD000-memory.dmp

memory/2556-22-0x0000000000080000-0x00000000000A9000-memory.dmp

memory/2556-23-0x0000000002090000-0x0000000002393000-memory.dmp

memory/2556-24-0x0000000000080000-0x00000000000A9000-memory.dmp

memory/2556-26-0x0000000001F00000-0x0000000001F8F000-memory.dmp

memory/1208-28-0x00000000062A0000-0x0000000006437000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-24 18:41

Reported

2023-12-25 08:57

Platform

win10v2004-20231215-en

Max time kernel

81s

Max time network

122s

Command Line

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

Signatures

Xloader

loader xloader

Xloader payload

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
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 2752 set thread context of 3320 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Users\Admin\AppData\Local\Temp\Order.exe
PID 3320 set thread context of 3392 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Windows\Explorer.EXE
PID 3320 set thread context of 3392 N/A C:\Users\Admin\AppData\Local\Temp\Order.exe C:\Windows\Explorer.EXE
PID 3960 set thread context of 3392 N/A C:\Windows\SysWOW64\control.exe C:\Windows\Explorer.EXE

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Order.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\control.exe N/A

Processes

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

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

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

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

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

C:\Windows\SysWOW64\control.exe

"C:\Windows\SysWOW64\control.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Users\Admin\AppData\Local\Temp\Order.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
IE 51.104.136.2:443 tcp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
IE 51.104.136.2:443 tcp
US 8.8.8.8:53 udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 www.southernhighlandsnails.com udp
US 155.138.206.157:80 www.southernhighlandsnails.com tcp
US 8.8.8.8:53 157.206.138.155.in-addr.arpa udp
US 8.8.8.8:53 www.factiive.net udp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 udp
GB 96.17.178.180:80 tcp
GB 96.17.178.180:80 tcp
US 8.8.8.8:53 www.soarshipping.com udp
US 199.59.243.225:80 www.soarshipping.com tcp
US 8.8.8.8:53 225.243.59.199.in-addr.arpa udp
US 8.8.8.8:53 www.shrikedata.com udp
US 69.163.227.234:80 www.shrikedata.com tcp
US 8.8.8.8:53 234.227.163.69.in-addr.arpa udp
US 8.8.8.8:53 www.bekhcorp.com udp
US 192.254.234.201:80 www.bekhcorp.com tcp
US 8.8.8.8:53 201.234.254.192.in-addr.arpa udp
GB 96.16.110.114:80 tcp
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 www.kennethspencer.com udp
US 13.248.169.48:80 www.kennethspencer.com tcp

Files

memory/2752-1-0x00000000744A0000-0x0000000074C50000-memory.dmp

memory/2752-2-0x0000000004AB0000-0x0000000004B4C000-memory.dmp

memory/2752-4-0x0000000004C40000-0x0000000004CD2000-memory.dmp

memory/2752-3-0x0000000005150000-0x00000000056F4000-memory.dmp

memory/2752-5-0x0000000004E30000-0x0000000004E40000-memory.dmp

memory/2752-6-0x0000000004BE0000-0x0000000004BEA000-memory.dmp

memory/2752-7-0x0000000004E40000-0x0000000004E96000-memory.dmp

memory/2752-0-0x0000000000040000-0x0000000000146000-memory.dmp

memory/2752-8-0x0000000004F60000-0x0000000004F82000-memory.dmp

memory/2752-9-0x00000000744A0000-0x0000000074C50000-memory.dmp

memory/2752-10-0x0000000004E30000-0x0000000004E40000-memory.dmp

memory/2752-11-0x00000000061F0000-0x0000000006296000-memory.dmp

memory/2752-12-0x00000000065F0000-0x0000000006650000-memory.dmp

memory/3320-13-0x0000000000400000-0x0000000000429000-memory.dmp

memory/3320-16-0x0000000001A20000-0x0000000001D6A000-memory.dmp

memory/3320-18-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2752-15-0x00000000744A0000-0x0000000074C50000-memory.dmp

memory/3392-20-0x00000000083D0000-0x00000000084CD000-memory.dmp

memory/3320-19-0x0000000001490000-0x00000000014A0000-memory.dmp

memory/3392-24-0x0000000008610000-0x0000000008755000-memory.dmp

memory/3320-23-0x0000000001A00000-0x0000000001A10000-memory.dmp

memory/3320-22-0x0000000000400000-0x0000000000429000-memory.dmp

memory/3960-27-0x00000000002E0000-0x0000000000309000-memory.dmp

memory/3960-26-0x00000000003A0000-0x00000000003C7000-memory.dmp

memory/3960-28-0x00000000023F0000-0x000000000273A000-memory.dmp

memory/3960-25-0x00000000003A0000-0x00000000003C7000-memory.dmp

memory/3960-29-0x00000000002E0000-0x0000000000309000-memory.dmp

memory/3960-31-0x0000000002330000-0x00000000023BF000-memory.dmp

memory/3392-30-0x00000000083D0000-0x00000000084CD000-memory.dmp

memory/3392-33-0x0000000008760000-0x0000000008825000-memory.dmp

memory/3392-34-0x0000000008760000-0x0000000008825000-memory.dmp

memory/3392-35-0x0000000008610000-0x0000000008755000-memory.dmp

memory/3392-38-0x0000000008760000-0x0000000008825000-memory.dmp