Malware Analysis Report

2025-03-14 22:19

Sample ID 240407-28sytshd8w
Target 8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8
SHA256 8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8
Tags
evasion persistence
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

8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8

Threat Level: Known bad

The file 8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8 was found to be: Known bad.

Malicious Activity Summary

evasion persistence

Modifies visiblity of hidden/system files in Explorer

Checks computer location settings

Loads dropped DLL

Executes dropped EXE

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-07 23:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-07 23:15

Reported

2024-04-07 23:18

Platform

win7-20240220-en

Max time kernel

150s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe"

Signatures

Modifies visiblity of hidden/system files in Explorer

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\saiwaj.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\saiwaj.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /t" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /f" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /d" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /i" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /c" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /s" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /h" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /o" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /a" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /j" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /g" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /b" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /z" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /u" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /r" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /p" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /l" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /e" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /m" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /v" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /x" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /k" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /n" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /y" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /q" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /w" C:\Users\Admin\saiwaj.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwaj = "C:\\Users\\Admin\\saiwaj.exe /w" C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
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N/A N/A C:\Users\Admin\saiwaj.exe N/A
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N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
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N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A
N/A N/A C:\Users\Admin\saiwaj.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe

"C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe"

C:\Users\Admin\saiwaj.exe

"C:\Users\Admin\saiwaj.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ns1.musiczipz.com udp
US 8.8.8.8:53 ns1.musicmixa.net udp
US 8.8.8.8:53 ns1.musicmixa.org udp
US 8.8.8.8:53 ns1.musicmixb.co udp
US 8.8.8.8:53 ns1.musicmixc.com udp

Files

\Users\Admin\saiwaj.exe

MD5 bde176aab89ac7428f42b2d09d0d07ad
SHA1 ad32b539c29208ba13650514f0985abb56672456
SHA256 ab3b5830f8035239a7ef80bcc6635e82f44c93f035b55600efd31687831034f0
SHA512 f53569be6ef778b04d53177f6a15b715d686b7b24437a6e123bfa59403944c739d78743eb03147efb53f81f2b8c62237b0474129baf096b29f8d11ea736cf5b3

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 23:15

Reported

2024-04-07 23:18

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe"

Signatures

Modifies visiblity of hidden/system files in Explorer

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\yuidun.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\yuidun.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /z" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /u" C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /c" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /p" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /t" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /m" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /q" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /u" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /x" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /b" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /h" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /o" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /f" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /i" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /v" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /r" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /e" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /l" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /k" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /w" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /y" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /n" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /s" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /j" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /a" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /g" C:\Users\Admin\yuidun.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuidun = "C:\\Users\\Admin\\yuidun.exe /d" C:\Users\Admin\yuidun.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A
N/A N/A C:\Users\Admin\yuidun.exe N/A
N/A N/A C:\Users\Admin\yuidun.exe N/A
N/A N/A C:\Users\Admin\yuidun.exe N/A
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N/A N/A C:\Users\Admin\yuidun.exe N/A
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Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe N/A
N/A N/A C:\Users\Admin\yuidun.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe

"C:\Users\Admin\AppData\Local\Temp\8db03eddce86a9fa956c2141672a106caf6c51fc25ca9ef2222dbbcc1becbbf8.exe"

C:\Users\Admin\yuidun.exe

"C:\Users\Admin\yuidun.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4132 --field-trial-handle=3112,i,1786399861560734457,5606877702857066305,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 ns1.musiczipz.com udp
US 8.8.8.8:53 ns1.musicmixa.net udp
US 8.8.8.8:53 ns1.musicmixa.org udp
US 8.8.8.8:53 ns1.musicmixb.co udp
US 8.8.8.8:53 ns1.musicmixc.com udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
GB 172.217.16.234:443 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 121.118.77.104.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp

Files

C:\Users\Admin\yuidun.exe

MD5 7b95a07e742d4471369f70201784d8e4
SHA1 66d878dadc653392af811458a314d1b7439bb829
SHA256 47843340066665bf8876a64e76de47668b48ca6fba02981f12902baf0e453b03
SHA512 b6df71e29edd92cfc98f142d902cc706ea437eea8754b8c7e0145a1b7d962b5e48354c94641def12ced7a8eeee29e42ba59fa6b29f48e0cc73d5c24e95af077e