wannacry | a52e9e380f2bb0d2d07ac1a0aef863489170c56f9e70db56d4da8691c29be0fb

Analysis

max time kernel
120s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-11-2024 07:01

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General

Target

a52e9e380f2bb0d2d07ac1a0aef863489170c56f9e70db56d4da8691c29be0fbN.dll
Size

5.0MB
MD5

e659fbf10a9f5c039eaf53d6f5e6f670
SHA1

5d08bf980bc831f56e34f00f107e231245cda101
SHA256

a52e9e380f2bb0d2d07ac1a0aef863489170c56f9e70db56d4da8691c29be0fb
SHA512

47718a5527106efbb4bb4f2634a4dcd2dcec3c657449b665060db979ef962490d6a7ef11ed34f9c3e632967439110fa44fb6065963e617bd56656a31ac31f149
SSDEEP

98304:KDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2HukRci7cplXyxN:KDqPe1Cxcxk3ZAEUadzR8yc4H0Zliv

Score

10^/10

wannacry discovery evasion ransomware worm

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	mssecsvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	mssecsvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	mssecsvc.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\WINDOWS\mssecsvc.exe = "C:\\WINDOWS\\mssecsvc.exe:*:enabled:@shell32.dll,-1"	mssecsvc.exe

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (2329) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Executes dropped EXE 2 IoCs

pid	Process
1096	mssecsvc.exe
720	mssecsvc.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\mssecsvc.exe	rundll32.exe
File created	C:\WINDOWS\tasksche.exe	mssecsvc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4964	1096	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mssecsvc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mssecsvc.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	mssecsvc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	mssecsvc.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	mssecsvc.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1096	mssecsvc.exe
1096	mssecsvc.exe
720	mssecsvc.exe
720	mssecsvc.exe

Suspicious behavior: MapViewOfSection 64 IoCs

pid	Process
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe
1096	mssecsvc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1096	mssecsvc.exe
Token: SeDebugPrivilege	720	mssecsvc.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4416 wrote to memory of 4344	4416	rundll32.exe	85
PID 4416 wrote to memory of 4344	4416	rundll32.exe	85
PID 4416 wrote to memory of 4344	4416	rundll32.exe	85
PID 4344 wrote to memory of 1096	4344	rundll32.exe	87
PID 4344 wrote to memory of 1096	4344	rundll32.exe	87
PID 4344 wrote to memory of 1096	4344	rundll32.exe	87
PID 1096 wrote to memory of 616	1096	mssecsvc.exe	5
PID 1096 wrote to memory of 616	1096	mssecsvc.exe	5
PID 1096 wrote to memory of 616	1096	mssecsvc.exe	5
PID 1096 wrote to memory of 616	1096	mssecsvc.exe	5
PID 1096 wrote to memory of 616	1096	mssecsvc.exe	5
PID 1096 wrote to memory of 616	1096	mssecsvc.exe	5
PID 1096 wrote to memory of 668	1096	mssecsvc.exe	7
PID 1096 wrote to memory of 668	1096	mssecsvc.exe	7
PID 1096 wrote to memory of 668	1096	mssecsvc.exe	7
PID 1096 wrote to memory of 668	1096	mssecsvc.exe	7
PID 1096 wrote to memory of 668	1096	mssecsvc.exe	7
PID 1096 wrote to memory of 668	1096	mssecsvc.exe	7
PID 1096 wrote to memory of 784	1096	mssecsvc.exe	8
PID 1096 wrote to memory of 784	1096	mssecsvc.exe	8
PID 1096 wrote to memory of 784	1096	mssecsvc.exe	8
PID 1096 wrote to memory of 784	1096	mssecsvc.exe	8
PID 1096 wrote to memory of 784	1096	mssecsvc.exe	8
PID 1096 wrote to memory of 784	1096	mssecsvc.exe	8
PID 1096 wrote to memory of 796	1096	mssecsvc.exe	9
PID 1096 wrote to memory of 796	1096	mssecsvc.exe	9
PID 1096 wrote to memory of 796	1096	mssecsvc.exe	9
PID 1096 wrote to memory of 796	1096	mssecsvc.exe	9
PID 1096 wrote to memory of 796	1096	mssecsvc.exe	9
PID 1096 wrote to memory of 796	1096	mssecsvc.exe	9
PID 1096 wrote to memory of 800	1096	mssecsvc.exe	10
PID 1096 wrote to memory of 800	1096	mssecsvc.exe	10
PID 1096 wrote to memory of 800	1096	mssecsvc.exe	10
PID 1096 wrote to memory of 800	1096	mssecsvc.exe	10
PID 1096 wrote to memory of 800	1096	mssecsvc.exe	10
PID 1096 wrote to memory of 800	1096	mssecsvc.exe	10
PID 1096 wrote to memory of 912	1096	mssecsvc.exe	11
PID 1096 wrote to memory of 912	1096	mssecsvc.exe	11
PID 1096 wrote to memory of 912	1096	mssecsvc.exe	11
PID 1096 wrote to memory of 912	1096	mssecsvc.exe	11
PID 1096 wrote to memory of 912	1096	mssecsvc.exe	11
PID 1096 wrote to memory of 912	1096	mssecsvc.exe	11
PID 1096 wrote to memory of 964	1096	mssecsvc.exe	12
PID 1096 wrote to memory of 964	1096	mssecsvc.exe	12
PID 1096 wrote to memory of 964	1096	mssecsvc.exe	12
PID 1096 wrote to memory of 964	1096	mssecsvc.exe	12
PID 1096 wrote to memory of 964	1096	mssecsvc.exe	12
PID 1096 wrote to memory of 964	1096	mssecsvc.exe	12
PID 1096 wrote to memory of 384	1096	mssecsvc.exe	13
PID 1096 wrote to memory of 384	1096	mssecsvc.exe	13
PID 1096 wrote to memory of 384	1096	mssecsvc.exe	13
PID 1096 wrote to memory of 384	1096	mssecsvc.exe	13
PID 1096 wrote to memory of 384	1096	mssecsvc.exe	13
PID 1096 wrote to memory of 384	1096	mssecsvc.exe	13
PID 1096 wrote to memory of 512	1096	mssecsvc.exe	14
PID 1096 wrote to memory of 512	1096	mssecsvc.exe	14
PID 1096 wrote to memory of 512	1096	mssecsvc.exe	14
PID 1096 wrote to memory of 512	1096	mssecsvc.exe	14
PID 1096 wrote to memory of 512	1096	mssecsvc.exe	14
PID 1096 wrote to memory of 512	1096	mssecsvc.exe	14
PID 1096 wrote to memory of 724	1096	mssecsvc.exe	15
PID 1096 wrote to memory of 724	1096	mssecsvc.exe	15
PID 1096 wrote to memory of 724	1096	mssecsvc.exe	15
PID 1096 wrote to memory of 724	1096	mssecsvc.exe	15

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:616
- C:\Windows\system32\fontdrvhost.exe
  "fontdrvhost.exe"
  2⤵
  PID:800
- C:\Windows\system32\dwm.exe
  "dwm.exe"
  2⤵
  PID:384

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:668

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
PID:784
- C:\Windows\system32\wbem\unsecapp.exe
  C:\Windows\system32\wbem\unsecapp.exe -Embedding
  2⤵
  PID:3068
- C:\Windows\system32\DllHost.exe
  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
  2⤵
  PID:3752
- C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
  2⤵
  PID:3840
- C:\Windows\System32\RuntimeBroker.exe
  C:\Windows\System32\RuntimeBroker.exe -Embedding
  2⤵
  PID:3908
- C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
  2⤵
  PID:3992
- C:\Windows\System32\RuntimeBroker.exe
  C:\Windows\System32\RuntimeBroker.exe -Embedding
  2⤵
  PID:4176
- C:\Windows\system32\SppExtComObj.exe
  C:\Windows\system32\SppExtComObj.exe -Embedding
  2⤵
  PID:3596
- C:\Windows\system32\DllHost.exe
  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
  2⤵
  PID:4736
- C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
  "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
  2⤵
  PID:700
- C:\Windows\System32\RuntimeBroker.exe
  C:\Windows\System32\RuntimeBroker.exe -Embedding
  2⤵
  PID:2612
- C:\Windows\System32\RuntimeBroker.exe
  C:\Windows\System32\RuntimeBroker.exe -Embedding
  2⤵
  PID:3640
- C:\Windows\System32\RuntimeBroker.exe
  C:\Windows\System32\RuntimeBroker.exe -Embedding
  2⤵
  PID:2272
- C:\Windows\system32\backgroundTaskHost.exe
  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
  2⤵
  PID:2140

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:796

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS -p
1⤵
PID:912

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:964

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:512

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:724

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
1⤵
PID:1040

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
PID:1052
- C:\Windows\system32\taskhostw.exe
  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
  2⤵
  PID:2984

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1064

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1080

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1188

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
PID:1236

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1248

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1332

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1348

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1404

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1428
- C:\Windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:2808

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1528

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1544

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1604

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
1⤵
PID:1664

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
1⤵
PID:1720

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1776

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
1⤵
PID:1884

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:2000

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:2032

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:1132

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:1716

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
1⤵
PID:2084

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2132

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2152

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2356

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
PID:2364

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2372

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
1⤵
PID:2480

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2544

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2564

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2580

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2588

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2864

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
1⤵
PID:1048

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3332

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3416
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a52e9e380f2bb0d2d07ac1a0aef863489170c56f9e70db56d4da8691c29be0fbN.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4416
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a52e9e380f2bb0d2d07ac1a0aef863489170c56f9e70db56d4da8691c29be0fbN.dll,#1
    3⤵
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4344
  - - C:\WINDOWS\mssecsvc.exe
      C:\WINDOWS\mssecsvc.exe
      4⤵
      Modifies firewall policy service
      Executes dropped EXE
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1096
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 1444
        5⤵
        Program crash
        
        PID:4964

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3564

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
PID:3728

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:4104

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
1⤵
PID:404

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
PID:5088

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:3440

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
1⤵
PID:3544

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
PID:4660

C:\WINDOWS\mssecsvc.exe
C:\WINDOWS\mssecsvc.exe -m security
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1096 -ip 1096
1⤵
PID:4796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\mssecsvc.exe

Filesize
4.9MB

MD5
3af0d449da9178878be31eae79aac1a8

SHA1
a9b7e3b1516c52692f79d0a9c8fd5885aa43ecd0

SHA256
caa770ec49b4e19d3d77c1e0404f7655a5c338bfb38920df754f18b69c19dd68

SHA512
fca796d3013eaeae20a7ad084032faec38befd5aa2969db6a457f522bbccc1ce5029db0f5fc3086ce268fe1ad3dd363aa34e99e4d365007437364a9bc1c69f46

Download Submit
memory/720-27-0x0000000000400000-0x0000000000BB8000-memory.dmp

Filesize
7.7MB

Download
memory/720-12-0x0000000000400000-0x0000000000BB8000-memory.dmp

Filesize
7.7MB

Download
memory/1096-6-0x00000000778C2000-0x00000000778C3000-memory.dmp

Filesize
4KB

Download
memory/1096-14-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/1096-9-0x000000007FE40000-0x000000007FE4C000-memory.dmp

Filesize
48KB

Download
memory/1096-8-0x000000007FE40000-0x000000007FE4C000-memory.dmp

Filesize
48KB

Download
memory/1096-10-0x000000007FE40000-0x000000007FE4C000-memory.dmp

Filesize
48KB

Download
memory/1096-5-0x000000007FE40000-0x000000007FE4C000-memory.dmp

Filesize
48KB

Download
memory/1096-13-0x000000007FE40000-0x000000007FE4C000-memory.dmp

Filesize
48KB

Download
memory/1096-7-0x00000000778C3000-0x00000000778C4000-memory.dmp

Filesize
4KB

Download
memory/1096-15-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/1096-16-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/1096-17-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/1096-18-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/1096-20-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/1096-26-0x0000000000400000-0x0000000000BB8000-memory.dmp

Filesize
7.7MB

Download
memory/1096-4-0x0000000000400000-0x0000000000BB8000-memory.dmp

Filesize
7.7MB

Download