Malware Analysis Report

2024-12-07 14:22

Sample ID 241121-ylssrszpcm
Target 61da1e62a955d7c06856df15c5ce91d4aa39b0716a419bf223d5b224c348d233
SHA256 61da1e62a955d7c06856df15c5ce91d4aa39b0716a419bf223d5b224c348d233
Tags
xloader uqf5 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

61da1e62a955d7c06856df15c5ce91d4aa39b0716a419bf223d5b224c348d233

Threat Level: Known bad

The file 61da1e62a955d7c06856df15c5ce91d4aa39b0716a419bf223d5b224c348d233 was found to be: Known bad.

Malicious Activity Summary

xloader uqf5 discovery loader rat

Xloader

Xloader family

Xloader payload

Blocklisted process makes network request

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-21 19:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-21 19:52

Reported

2024-11-21 19:55

Platform

win7-20241023-en

Max time kernel

148s

Max time network

126s

Command Line

C:\Windows\Explorer.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
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 108 set thread context of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2904 set thread context of 1188 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\Explorer.EXE
PID 2912 set thread context of 1188 N/A C:\Windows\SysWOW64\cmstp.exe C:\Windows\Explorer.EXE

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\0rder-bcm_23062021.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmstp.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\cmstp.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 108 wrote to memory of 2904 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1188 wrote to memory of 2912 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmstp.exe
PID 1188 wrote to memory of 2912 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmstp.exe
PID 1188 wrote to memory of 2912 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmstp.exe
PID 1188 wrote to memory of 2912 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmstp.exe
PID 1188 wrote to memory of 2912 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmstp.exe
PID 1188 wrote to memory of 2912 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmstp.exe
PID 1188 wrote to memory of 2912 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmstp.exe
PID 2912 wrote to memory of 2692 N/A C:\Windows\SysWOW64\cmstp.exe C:\Windows\SysWOW64\cmd.exe
PID 2912 wrote to memory of 2692 N/A C:\Windows\SysWOW64\cmstp.exe C:\Windows\SysWOW64\cmd.exe
PID 2912 wrote to memory of 2692 N/A C:\Windows\SysWOW64\cmstp.exe C:\Windows\SysWOW64\cmd.exe
PID 2912 wrote to memory of 2692 N/A C:\Windows\SysWOW64\cmstp.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe

"C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"

C:\Windows\SysWOW64\cmstp.exe

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

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"

Network

N/A

Files

memory/108-0-0x000000007434E000-0x000000007434F000-memory.dmp

memory/108-1-0x0000000000920000-0x0000000000A7C000-memory.dmp

memory/108-2-0x0000000074340000-0x0000000074A2E000-memory.dmp

memory/108-3-0x0000000000420000-0x0000000000436000-memory.dmp

memory/108-4-0x000000007434E000-0x000000007434F000-memory.dmp

memory/108-5-0x0000000074340000-0x0000000074A2E000-memory.dmp

memory/108-6-0x00000000082F0000-0x00000000083AE000-memory.dmp

memory/108-7-0x0000000008160000-0x00000000081EC000-memory.dmp

memory/2904-8-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2904-10-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2904-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2904-15-0x0000000000400000-0x0000000000429000-memory.dmp

memory/108-16-0x0000000074340000-0x0000000074A2E000-memory.dmp

memory/2904-17-0x0000000000B70000-0x0000000000E73000-memory.dmp

memory/2904-19-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2904-20-0x00000000002B0000-0x00000000002C1000-memory.dmp

memory/1188-21-0x0000000006C80000-0x0000000006D78000-memory.dmp

memory/2912-22-0x0000000000190000-0x00000000001A8000-memory.dmp

memory/2912-23-0x0000000000190000-0x00000000001A8000-memory.dmp

memory/2912-24-0x0000000000110000-0x0000000000139000-memory.dmp

memory/1188-25-0x0000000006C80000-0x0000000006D78000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-21 19:52

Reported

2024-11-21 19:55

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

155s

Command Line

C:\Windows\Explorer.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
N/A N/A N/A N/A

Blocklisted process makes network request

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2604 set thread context of 1340 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1340 set thread context of 3536 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe C:\Windows\Explorer.EXE
PID 2972 set thread context of 3536 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\Explorer.EXE

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\0rder-bcm_23062021.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\cmd.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2604 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2604 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2604 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2604 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2604 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2604 wrote to memory of 1340 N/A C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 3536 wrote to memory of 2972 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmd.exe
PID 3536 wrote to memory of 2972 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmd.exe
PID 3536 wrote to memory of 2972 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\cmd.exe
PID 2972 wrote to memory of 4856 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\cmd.exe
PID 2972 wrote to memory of 4856 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\cmd.exe
PID 2972 wrote to memory of 4856 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe

"C:\Users\Admin\AppData\Local\Temp\0rder-bcm_23062021.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"

C:\Windows\SysWOW64\cmd.exe

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

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 www.kiiikoo.com udp
US 8.8.8.8:53 www.ansalapishagunrealestate.com udp
US 8.8.8.8:53 www.unclesamsoftware.com udp
ZA 154.0.165.45:80 www.unclesamsoftware.com tcp
US 8.8.8.8:53 www.unclesamsoftware.com udp
ZA 154.0.165.45:80 www.unclesamsoftware.com tcp
US 8.8.8.8:53 www.toolbnbapp.com udp
US 8.8.8.8:53 www.healthystartswithin.com udp

Files

memory/2604-0-0x000000007440E000-0x000000007440F000-memory.dmp

memory/2604-1-0x0000000000D70000-0x0000000000ECC000-memory.dmp

memory/2604-2-0x0000000008090000-0x000000000812C000-memory.dmp

memory/2604-4-0x00000000086E0000-0x0000000008C84000-memory.dmp

memory/2604-3-0x0000000074400000-0x0000000074BB0000-memory.dmp

memory/2604-5-0x00000000081D0000-0x0000000008262000-memory.dmp

memory/2604-6-0x0000000003280000-0x000000000328A000-memory.dmp

memory/2604-7-0x0000000008270000-0x00000000082C6000-memory.dmp

memory/2604-8-0x0000000008320000-0x0000000008336000-memory.dmp

memory/2604-9-0x000000007440E000-0x000000007440F000-memory.dmp

memory/2604-10-0x0000000074400000-0x0000000074BB0000-memory.dmp

memory/2604-11-0x00000000017F0000-0x00000000018AE000-memory.dmp

memory/2604-12-0x0000000006900000-0x000000000698C000-memory.dmp

memory/1340-13-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2604-15-0x0000000074400000-0x0000000074BB0000-memory.dmp

memory/1340-16-0x00000000019D0000-0x0000000001D1A000-memory.dmp

memory/1340-19-0x0000000001990000-0x00000000019A1000-memory.dmp

memory/1340-18-0x0000000000400000-0x0000000000429000-memory.dmp

memory/3536-20-0x0000000004C00000-0x0000000004D27000-memory.dmp

memory/2972-21-0x00000000006B0000-0x000000000070A000-memory.dmp

memory/2972-23-0x00000000006B0000-0x000000000070A000-memory.dmp

memory/2972-24-0x0000000000BD0000-0x0000000000BF9000-memory.dmp

memory/3536-25-0x0000000004C00000-0x0000000004D27000-memory.dmp

memory/3536-29-0x00000000033A0000-0x0000000003433000-memory.dmp

memory/3536-30-0x00000000033A0000-0x0000000003433000-memory.dmp