Malware Analysis Report

2024-10-23 20:10

Sample ID 210630-e1t74r152j
Target dc2492ebf0fca4a52c41433c0e289750.exe
SHA256 79aa4d81cf5455a126a2b7474067f392acc392370fa6ae0a62f7e1e0271775c2
Tags
xpertrat special x evasion persistence rat trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

79aa4d81cf5455a126a2b7474067f392acc392370fa6ae0a62f7e1e0271775c2

Threat Level: Known bad

The file dc2492ebf0fca4a52c41433c0e289750.exe was found to be: Known bad.

Malicious Activity Summary

xpertrat special x evasion persistence rat trojan upx

Windows security bypass

UAC bypass

XpertRAT

XpertRAT Core Payload

NirSoft MailPassView

NirSoft WebBrowserPassView

Nirsoft

Adds policy Run key to start application

UPX packed file

Windows security modification

Checks whether UAC is enabled

Adds Run key to start application

Suspicious use of SetThreadContext

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

System policy modification

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-07-22 15:37

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-06-30 00:03

Reported

2021-06-30 00:07

Platform

win7v20210408

Max time kernel

55s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe"

Signatures

UAC bypass

evasion trojan

Windows security bypass

evasion trojan

XpertRAT

rat xpertrat

XpertRAT Core Payload

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

NirSoft MailPassView

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

NirSoft WebBrowserPassView

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

Nirsoft

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

Adds policy Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7 = "C:\\Users\\Admin\\AppData\\Roaming\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7.exe" C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

UPX packed file

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

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7 = "C:\\Users\\Admin\\AppData\\Roaming\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7.exe" C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7 = "C:\\Users\\Admin\\AppData\\Roaming\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7.exe" C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A
N/A N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1808 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 1808 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 1808 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 1808 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 1808 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 1808 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 1808 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 1808 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1288 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1208 wrote to memory of 1844 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1544 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1100 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1652 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 1844 wrote to memory of 1616 N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe

"C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe"

C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe

"{path}"

C:\Program Files (x86)\Internet Explorer\iexplore.exe

C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe

C:\Program Files (x86)\Internet Explorer\iexplore.exe

C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe

C:\Program Files (x86)\Internet Explorer\iexplore.exe

/stext "C:\Users\Admin\AppData\Roaming\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\hrlwephqf0.txt"

C:\Program Files (x86)\Internet Explorer\iexplore.exe

/stext "C:\Users\Admin\AppData\Roaming\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\hrlwephqf1.txt"

C:\Program Files (x86)\Internet Explorer\iexplore.exe

/stext "C:\Users\Admin\AppData\Roaming\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\hrlwephqf1.txt"

C:\Program Files (x86)\Internet Explorer\iexplore.exe

/stext "C:\Users\Admin\AppData\Roaming\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\hrlwephqf2.txt"

C:\Program Files (x86)\Internet Explorer\iexplore.exe

/stext "C:\Users\Admin\AppData\Roaming\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\hrlwephqf3.txt"

C:\Program Files (x86)\Internet Explorer\iexplore.exe

/stext "C:\Users\Admin\AppData\Roaming\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\hrlwephqf4.txt"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 mertrerfeyy.duckdns.org udp
N/A 195.133.40.193:8494 mertrerfeyy.duckdns.org tcp
N/A 195.133.40.193:8494 mertrerfeyy.duckdns.org tcp
N/A 195.133.40.193:8494 mertrerfeyy.duckdns.org tcp

Files

memory/1808-60-0x0000000000F70000-0x0000000000F71000-memory.dmp

memory/1808-62-0x0000000000C60000-0x0000000000C61000-memory.dmp

memory/1808-63-0x0000000000330000-0x0000000000332000-memory.dmp

memory/1808-64-0x0000000005BF0000-0x0000000005C6D000-memory.dmp

memory/1808-65-0x0000000000A80000-0x0000000000AAF000-memory.dmp

memory/1208-66-0x0000000000400000-0x000000000042C000-memory.dmp

memory/1208-67-0x00000000004010B8-mapping.dmp

memory/1288-70-0x0000000000400000-0x0000000000443000-memory.dmp

memory/1288-71-0x0000000000401364-mapping.dmp

memory/1844-74-0x0000000000401364-mapping.dmp

memory/1844-75-0x0000000000450000-0x00000000005A3000-memory.dmp

memory/1844-78-0x0000000075041000-0x0000000075043000-memory.dmp

memory/1544-80-0x0000000000423BC0-mapping.dmp

memory/1544-79-0x0000000000400000-0x0000000000426000-memory.dmp

memory/1100-83-0x0000000000411654-mapping.dmp

memory/1652-84-0x0000000000400000-0x000000000041B000-memory.dmp

memory/1652-85-0x0000000000411654-mapping.dmp

memory/1616-87-0x0000000000400000-0x0000000000459000-memory.dmp

memory/1616-88-0x0000000000442F04-mapping.dmp

C:\Users\Admin\AppData\Roaming\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\hrlwephqf2.txt

MD5 f3b25701fe362ec84616a93a45ce9998
SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

memory/688-92-0x0000000000413750-mapping.dmp

memory/688-91-0x0000000000400000-0x0000000000416000-memory.dmp

memory/1484-95-0x000000000040C2A8-mapping.dmp

memory/1484-94-0x0000000000400000-0x0000000000415000-memory.dmp

C:\Users\Admin\AppData\Roaming\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\hrlwephqf4.txt

MD5 f3b25701fe362ec84616a93a45ce9998
SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Analysis: behavioral2

Detonation Overview

Submitted

2021-06-30 00:03

Reported

2021-06-30 00:06

Platform

win10v20210410

Max time kernel

37s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe"

Signatures

UAC bypass

evasion trojan

Windows security bypass

evasion trojan

XpertRAT

rat xpertrat

XpertRAT Core Payload

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

Adds policy Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7 = "C:\\Users\\Admin\\AppData\\Roaming\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7.exe" C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0" C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7 = "C:\\Users\\Admin\\AppData\\Roaming\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7.exe" C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7 = "C:\\Users\\Admin\\AppData\\Roaming\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7\\M2P7W1K1-J110-W5Y5-F7Y0-B2B7A0M6B1K7.exe" C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A
N/A N/A C:\Program Files (x86)\Internet Explorer\iexplore.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4056 wrote to memory of 3524 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3524 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3524 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 4056 wrote to memory of 3540 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe
PID 3540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 3540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 3540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 3540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 3540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 3540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 3540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe
PID 3540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe C:\Program Files (x86)\Internet Explorer\iexplore.exe

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe

"C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe"

C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe

"{path}"

C:\Program Files (x86)\Internet Explorer\iexplore.exe

C:\Users\Admin\AppData\Local\Temp\dc2492ebf0fca4a52c41433c0e289750.exe

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 mertrerfeyy.duckdns.org udp
N/A 195.133.40.193:8494 mertrerfeyy.duckdns.org tcp
N/A 195.133.40.193:8494 mertrerfeyy.duckdns.org tcp
N/A 195.133.40.193:8494 mertrerfeyy.duckdns.org tcp

Files

memory/4056-114-0x0000000000160000-0x0000000000161000-memory.dmp

memory/4056-116-0x00000000050B0000-0x00000000050B1000-memory.dmp

memory/4056-117-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

memory/4056-118-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

memory/4056-119-0x0000000004A80000-0x0000000004A81000-memory.dmp

memory/4056-120-0x0000000004BB0000-0x00000000050AE000-memory.dmp

memory/4056-121-0x0000000005070000-0x0000000005072000-memory.dmp

memory/4056-122-0x0000000008280000-0x00000000082FD000-memory.dmp

memory/4056-123-0x000000000AA30000-0x000000000AA5F000-memory.dmp

memory/3540-124-0x0000000000400000-0x000000000042C000-memory.dmp

memory/3540-125-0x00000000004010B8-mapping.dmp

memory/1348-128-0x0000000000400000-0x0000000000443000-memory.dmp

memory/1348-129-0x0000000000401364-mapping.dmp

memory/3540-130-0x0000000000400000-0x000000000042C000-memory.dmp

memory/1348-133-0x00000000031B0000-0x0000000003303000-memory.dmp

memory/1348-134-0x00000000031B1000-0x00000000032AD000-memory.dmp