Malware Analysis Report

2025-01-02 15:37

Sample ID 210311-7v2cq1pepa
Target taskhost.exe
SHA256 33d390c351632b45a20a8a9939ef5794fcc2bb52b02201aa54de31b7f7bc396e
Tags
ransomware avaddon evasion trojan
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

33d390c351632b45a20a8a9939ef5794fcc2bb52b02201aa54de31b7f7bc396e

Threat Level: Known bad

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

Malicious Activity Summary

ransomware avaddon evasion trojan

Process spawned unexpected child process

UAC bypass

Avaddon family

Avaddon Ransomware

Avaddon

Deletes shadow copies

Modifies extensions of user files

Executes dropped EXE

Drops desktop.ini file(s)

Checks whether UAC is enabled

Enumerates connected drives

Enumerates physical storage devices

System policy modification

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Opens file in notepad (likely ransom note)

Interacts with shadow copies

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-03-11 09:51

Signatures

Avaddon Ransomware

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

Avaddon family

avaddon

Analysis: behavioral1

Detonation Overview

Submitted

2021-03-11 09:51

Reported

2021-03-11 09:53

Platform

win7v20201028

Max time kernel

124s

Max time network

126s

Command Line

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

Signatures

Avaddon

ransomware avaddon

Avaddon Ransomware

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

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\wbem\wmic.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\wbem\wmic.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\wbem\wmic.exe

UAC bypass

evasion trojan

Deletes shadow copies

ransomware

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.exe N/A

Modifies extensions of user files

ransomware
Description Indicator Process Target
File renamed C:\Users\Admin\Pictures\EnableSwitch.crw => C:\Users\Admin\Pictures\EnableSwitch.crw.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\NewSync.crw => C:\Users\Admin\Pictures\NewSync.crw.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\TraceExit.png => C:\Users\Admin\Pictures\TraceExit.png.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\WatchUninstall.tiff => C:\Users\Admin\Pictures\WatchUninstall.tiff.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened for modification C:\Users\Admin\Pictures\MoveFind.tiff C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\OpenReceive.tif => C:\Users\Admin\Pictures\OpenReceive.tif.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened for modification C:\Users\Admin\Pictures\WatchUninstall.tiff C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\StopRequest.raw => C:\Users\Admin\Pictures\StopRequest.raw.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\DenyUndo.png => C:\Users\Admin\Pictures\DenyUndo.png.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\PushEnable.crw => C:\Users\Admin\Pictures\PushEnable.crw.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\MoveFind.tiff => C:\Users\Admin\Pictures\MoveFind.tiff.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\CompareDismount.png => C:\Users\Admin\Pictures\CompareDismount.png.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\CompleteUnblock.png => C:\Users\Admin\Pictures\CompleteUnblock.png.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\CompressUnregister.raw => C:\Users\Admin\Pictures\CompressUnregister.raw.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\InstallPing.crw => C:\Users\Admin\Pictures\InstallPing.crw.eABBBdaDA C:\Users\Admin\AppData\Local\Temp\taskhost.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\taskhost.exe N/A

Drops desktop.ini file(s)

Description Indicator Process Target
File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-293278959-2699126792-324916226-1000\desktop.ini C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\F: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A

Enumerates physical storage devices

Interacts with shadow copies

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

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SysWOW64\Wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\Wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\Wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\Wbem\wmic.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1596 wrote to memory of 1656 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1656 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1656 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1656 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 548 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 548 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 548 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 548 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1688 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1688 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1688 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1688 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 1596 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 1596 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 976 wrote to memory of 208 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.exe
PID 976 wrote to memory of 208 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.exe
PID 976 wrote to memory of 208 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.exe
PID 976 wrote to memory of 208 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.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\taskhost.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A

Processes

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

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

C:\Windows\system32\wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\system32\wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\system32\wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\SysWOW64\Wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

C:\Windows\SysWOW64\vssadmin.exe

vssadmin Delete Shadows /All /Quiet

C:\Windows\SysWOW64\Wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\SysWOW64\vssadmin.exe

vssadmin Delete Shadows /All /Quiet

C:\Windows\SysWOW64\Wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\SysWOW64\vssadmin.exe

vssadmin Delete Shadows /All /Quiet

C:\Windows\system32\NOTEPAD.EXE

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\chs6g3_readme_.txt

C:\Windows\system32\taskeng.exe

taskeng.exe {A68F168E-8C83-4C8B-9147-C129F4D342D8} S-1-5-21-293278959-2699126792-324916226-1000:TUICJFPF\Admin:Interactive:[1]

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.exe

Network

N/A

Files

memory/1596-2-0x0000000075781000-0x0000000075783000-memory.dmp

memory/1656-3-0x0000000000000000-mapping.dmp

memory/1856-4-0x0000000000000000-mapping.dmp

memory/548-5-0x0000000000000000-mapping.dmp

memory/1688-6-0x0000000000000000-mapping.dmp

memory/1624-7-0x0000000000000000-mapping.dmp

memory/1856-8-0x0000000000000000-mapping.dmp

memory/1856-9-0x000007FEFBA81000-0x000007FEFBA83000-memory.dmp

C:\Users\Admin\Desktop\chs6g3_readme_.txt

MD5 2bb966ddd5d17b64777d2dfcd50eb8ef
SHA1 2c37af90972205d7a579d05b5a72c03cdb6d094e
SHA256 7ef3a669ab93ac5298a25973acba066f79a018637c44ff67b92410093e4283d3
SHA512 a88b6196836ff7c1f7068d69e38076366ae8404ad12bd28435879d2b3c8e9e288057931f950a2da9e8832cc302c3b17e3c5571d62c0855056b5c5457cad8c75c

memory/212-11-0x000007FEF7540000-0x000007FEF77BA000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.exe

MD5 66ef4802ece3a0d62cab8be7d6065c8d
SHA1 bf9bf0b3242ffb55726d8886480b23fc60b756c2
SHA256 33d390c351632b45a20a8a9939ef5794fcc2bb52b02201aa54de31b7f7bc396e
SHA512 84f3122608910846ea3b9c23170a2dd371b7f14e63362f5082a8d1dde154911b68e75c05f947e594333d7bdad455e67e4b43cd79afbd4d8f6d6361a53ef6427c

memory/208-13-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\taskhost.exe

MD5 66ef4802ece3a0d62cab8be7d6065c8d
SHA1 bf9bf0b3242ffb55726d8886480b23fc60b756c2
SHA256 33d390c351632b45a20a8a9939ef5794fcc2bb52b02201aa54de31b7f7bc396e
SHA512 84f3122608910846ea3b9c23170a2dd371b7f14e63362f5082a8d1dde154911b68e75c05f947e594333d7bdad455e67e4b43cd79afbd4d8f6d6361a53ef6427c

Analysis: behavioral2

Detonation Overview

Submitted

2021-03-11 09:51

Reported

2021-03-11 09:53

Platform

win10v20201028

Max time kernel

137s

Max time network

150s

Command Line

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

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\wbem\wmic.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\wbem\wmic.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process N/A C:\Windows\system32\wbem\wmic.exe

UAC bypass

evasion trojan

Deletes shadow copies

ransomware

Modifies extensions of user files

ransomware
Description Indicator Process Target
File renamed C:\Users\Admin\Pictures\SendCompress.tif => C:\Users\Admin\Pictures\SendCompress.tif.bEaEEaBAAc C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\MergeRequest.tiff => C:\Users\Admin\Pictures\MergeRequest.tiff.bEaEEaBAAc C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\ResetRestore.png => C:\Users\Admin\Pictures\ResetRestore.png.bEaEEaBAAc C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\MountMeasure.tif => C:\Users\Admin\Pictures\MountMeasure.tif.bEaEEaBAAc C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened for modification C:\Users\Admin\Pictures\FindAssert.tiff C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened for modification C:\Users\Admin\Pictures\MergeRequest.tiff C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File renamed C:\Users\Admin\Pictures\FindAssert.tiff => C:\Users\Admin\Pictures\FindAssert.tiff.bEaEEaBAAc C:\Users\Admin\AppData\Local\Temp\taskhost.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\taskhost.exe N/A

Drops desktop.ini file(s)

Description Indicator Process Target
File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-1985363256-3005190890-1182679451-1000\desktop.ini C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\F: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A

Enumerates physical storage devices

Interacts with shadow copies

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

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 33 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 34 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 35 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: 36 N/A C:\Windows\system32\wbem\wmic.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SysWOW64\Wbem\wmic.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 644 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 3824 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 644 wrote to memory of 3824 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 644 wrote to memory of 3824 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 644 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 1528 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 644 wrote to memory of 1528 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 644 wrote to memory of 1528 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 644 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\Wbem\wmic.exe
PID 644 wrote to memory of 3268 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 644 wrote to memory of 3268 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.exe
PID 644 wrote to memory of 3268 N/A C:\Users\Admin\AppData\Local\Temp\taskhost.exe C:\Windows\SysWOW64\vssadmin.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\taskhost.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" C:\Users\Admin\AppData\Local\Temp\taskhost.exe N/A

Processes

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

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

C:\Windows\system32\wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\system32\wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\system32\wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\SysWOW64\Wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

C:\Windows\SysWOW64\vssadmin.exe

vssadmin Delete Shadows /All /Quiet

C:\Windows\SysWOW64\Wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\SysWOW64\vssadmin.exe

vssadmin Delete Shadows /All /Quiet

C:\Windows\SysWOW64\Wbem\wmic.exe

wmic SHADOWCOPY DELETE /nointeractive

C:\Windows\SysWOW64\vssadmin.exe

vssadmin Delete Shadows /All /Quiet

Network

Country Destination Domain Proto
N/A 10.10.0.1:445 tcp
N/A 10.10.0.1:139 tcp
N/A 10.10.0.34:445 tcp

Files

memory/2640-2-0x0000000000000000-mapping.dmp

memory/3824-3-0x0000000000000000-mapping.dmp

memory/3148-4-0x0000000000000000-mapping.dmp

memory/1528-5-0x0000000000000000-mapping.dmp

memory/2092-6-0x0000000000000000-mapping.dmp

memory/3268-7-0x0000000000000000-mapping.dmp