Malware Analysis Report

2024-10-16 03:21

Sample ID 221228-yrlxeabd85
Target 1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e
SHA256 1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e
Tags
upx bab21ee475b52c0c9eb47d23ec9ba1d1 blackmatter ransomware
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

1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e

Threat Level: Known bad

The file 1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e was found to be: Known bad.

Malicious Activity Summary

upx bab21ee475b52c0c9eb47d23ec9ba1d1 blackmatter ransomware

Blackmatter family

BlackMatter Ransomware

Modifies extensions of user files

UPX packed file

Sets desktop wallpaper using registry

Suspicious use of NtSetInformationThreadHideFromDebugger

Modifies Control Panel

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-12-28 20:01

Signatures

Blackmatter family

blackmatter

UPX packed file

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-12-28 20:01

Reported

2022-12-28 20:03

Platform

win7-20221111-en

Max time kernel

39s

Max time network

103s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe"

Signatures

BlackMatter Ransomware

ransomware blackmatter

Modifies extensions of user files

ransomware
Description Indicator Process Target
File opened for modification C:\Users\Admin\Pictures\DebugCompare.crw.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\ReadBackup.tiff C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\ReadBackup.tiff => C:\Users\Admin\Pictures\ReadBackup.tiff.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\ReadBackup.tiff.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\ResetRedo.png => C:\Users\Admin\Pictures\ResetRedo.png.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\UnlockInvoke.tif => C:\Users\Admin\Pictures\UnlockInvoke.tif.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\AssertReset.crw => C:\Users\Admin\Pictures\AssertReset.crw.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\DebugCompare.crw => C:\Users\Admin\Pictures\DebugCompare.crw.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\ResetRedo.png.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\UnlockInvoke.tif.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\AssertReset.crw.mbNfo6Nfs C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.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

Sets desktop wallpaper using registry

ransomware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\mbNfo6Nfs.bmp" C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\mbNfo6Nfs.bmp" C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A

Modifies Control Panel

evasion
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Control Panel\International C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Control Panel\Desktop C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Control Panel\Desktop\WallpaperStyle = "10" C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe

"C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe"

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 paymenthacks.com udp
N/A 103.224.212.222:443 paymenthacks.com tcp
N/A 8.8.8.8:53 apps.identrust.com udp
N/A 88.221.25.169:80 apps.identrust.com tcp
N/A 8.8.8.8:53 ww25.paymenthacks.com udp
N/A 199.59.243.222:80 ww25.paymenthacks.com tcp
N/A 103.224.212.222:80 paymenthacks.com tcp
N/A 199.59.243.222:80 ww25.paymenthacks.com tcp
N/A 8.8.8.8:53 mojobiden.com udp
N/A 77.247.183.148:443 mojobiden.com tcp
N/A 8.8.8.8:53 survey-smiles.com udp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 77.247.183.148:80 mojobiden.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 103.224.212.222:443 paymenthacks.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 103.224.212.222:80 paymenthacks.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 77.247.183.148:443 mojobiden.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 77.247.183.148:80 mojobiden.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp

Files

memory/1228-54-0x0000000075531000-0x0000000075533000-memory.dmp

memory/1228-55-0x0000000001050000-0x0000000001067000-memory.dmp

memory/1228-56-0x00000000005B5000-0x00000000005C6000-memory.dmp

memory/1228-57-0x0000000001050000-0x0000000001067000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-12-28 20:01

Reported

2022-12-28 20:03

Platform

win10v2004-20220812-en

Max time kernel

63s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe"

Signatures

BlackMatter Ransomware

ransomware blackmatter

Modifies extensions of user files

ransomware
Description Indicator Process Target
File renamed C:\Users\Admin\Pictures\JoinEnable.tiff => C:\Users\Admin\Pictures\JoinEnable.tiff.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\MeasureRestore.png => C:\Users\Admin\Pictures\MeasureRestore.png.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\MeasureRestore.png.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\RestoreFind.png.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\RestoreFind.png => C:\Users\Admin\Pictures\RestoreFind.png.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\AssertExpand.tif => C:\Users\Admin\Pictures\AssertExpand.tif.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\AssertExpand.tif.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File renamed C:\Users\Admin\Pictures\DisableFind.png => C:\Users\Admin\Pictures\DisableFind.png.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\DisableFind.png.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\JoinEnable.tiff C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
File opened for modification C:\Users\Admin\Pictures\JoinEnable.tiff.o4h6Kyt6i C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.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

Sets desktop wallpaper using registry

ransomware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\o4h6Kyt6i.bmp" C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\o4h6Kyt6i.bmp" C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A

Modifies Control Panel

evasion
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\Desktop C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\Desktop\WallpaperStyle = "10" C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe

"C:\Users\Admin\AppData\Local\Temp\1125542c8a973c1f614465f0a7c7c8ebeb2dc151c5d4876bfff7cdca7fd2b15e.exe"

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 paymenthacks.com udp
N/A 103.224.212.222:443 paymenthacks.com tcp
N/A 93.184.220.29:80 tcp
N/A 8.8.8.8:53 ww25.paymenthacks.com udp
N/A 199.59.243.222:80 ww25.paymenthacks.com tcp
N/A 103.224.212.222:80 paymenthacks.com tcp
N/A 199.59.243.222:80 ww25.paymenthacks.com tcp
N/A 8.8.8.8:53 mojobiden.com udp
N/A 216.245.214.84:443 mojobiden.com tcp
N/A 8.8.8.8:53 survey-smiles.com udp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 216.245.214.84:80 mojobiden.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 103.224.212.222:443 paymenthacks.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 103.224.212.222:80 paymenthacks.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 216.245.214.84:443 mojobiden.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 216.245.214.84:80 mojobiden.com tcp
N/A 199.59.243.222:80 survey-smiles.com tcp
N/A 95.101.78.82:80 tcp
N/A 95.101.78.82:80 tcp
N/A 104.80.225.205:443 tcp
N/A 51.11.192.48:443 tcp
N/A 209.197.3.8:80 tcp
N/A 209.197.3.8:80 tcp
N/A 209.197.3.8:80 tcp

Files

memory/1932-133-0x00000000008D0000-0x00000000008E7000-memory.dmp

memory/1932-134-0x00000000008D0000-0x00000000008E7000-memory.dmp