wannacry | 21afeeee6f2d7773ef69c1543c67fa78eb44b1de8fbca055919f500fb4fbc771

General

Target

aae8ec7c5c3a2c9d51efd49c94b8e904.dll
Size

5.0MB
MD5

aae8ec7c5c3a2c9d51efd49c94b8e904
SHA1

7fb29521ba2c607a39eafc74edc85f27fe277210
SHA256

1ec4a548cc9c659e3517a575d005ab9d5128615185d34f582226971d26604517
SHA512

645c428042abd0f7d835b188daf2d07bc77c4fe6c14171f1a66938f0c1ec8e97eb344d36178c659ff41e4a9590b7c2687d7c20d92d367bb6d0229ca8410cfe80
SSDEEP

98304:EDqPoBhz1aRxcSUZk36SAEdhvxWa9P593R8yAVp2H:EDqPe1Cxc7k3ZAEUadzR8yc4H

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

Processes:

mssecsvc.exe

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 (3221) 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

Processes:

mssecsvc.exemssecsvc.exe

pid process

4252 mssecsvc.exe
3568 mssecsvc.exe
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Drops file in Windows directory 2 IoCs

Processes:

rundll32.exemssecsvc.exe

description ioc process

File created C:\WINDOWS\mssecsvc.exe rundll32.exe
File created C:\WINDOWS\tasksche.exe mssecsvc.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3964 4252 WerFault.exe mssecsvc.exe

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

pid	pid_target	process	target process
3964	4252	WerFault.exe	mssecsvc.exe

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

Processes:

rundll32.exemssecsvc.exemssecsvc.exe

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

Processes:

mssecsvc.exe

description	ioc	process
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
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

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

mssecsvc.exemssecsvc.exe

pid process

4252 mssecsvc.exe
4252 mssecsvc.exe
3568 mssecsvc.exe
3568 mssecsvc.exe

Suspicious behavior: MapViewOfSection 64 IoCs

Processes:

mssecsvc.exe

pid	process
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe
4252	mssecsvc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

mssecsvc.exemssecsvc.exe

description pid process

Token: SeDebugPrivilege 4252 mssecsvc.exe
Token: SeDebugPrivilege 3568 mssecsvc.exe

description	pid	process
Token: SeDebugPrivilege	4252	mssecsvc.exe
Token: SeDebugPrivilege	3568	mssecsvc.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

rundll32.exerundll32.exemssecsvc.exe

description	pid	process	target process
PID 4884 wrote to memory of 3444	4884	rundll32.exe	rundll32.exe
PID 4884 wrote to memory of 3444	4884	rundll32.exe	rundll32.exe
PID 4884 wrote to memory of 3444	4884	rundll32.exe	rundll32.exe
PID 3444 wrote to memory of 4252	3444	rundll32.exe	mssecsvc.exe
PID 3444 wrote to memory of 4252	3444	rundll32.exe	mssecsvc.exe
PID 3444 wrote to memory of 4252	3444	rundll32.exe	mssecsvc.exe
PID 4252 wrote to memory of 616	4252	mssecsvc.exe	winlogon.exe
PID 4252 wrote to memory of 616	4252	mssecsvc.exe	winlogon.exe
PID 4252 wrote to memory of 616	4252	mssecsvc.exe	winlogon.exe
PID 4252 wrote to memory of 616	4252	mssecsvc.exe	winlogon.exe
PID 4252 wrote to memory of 616	4252	mssecsvc.exe	winlogon.exe
PID 4252 wrote to memory of 616	4252	mssecsvc.exe	winlogon.exe
PID 4252 wrote to memory of 668	4252	mssecsvc.exe	lsass.exe
PID 4252 wrote to memory of 668	4252	mssecsvc.exe	lsass.exe
PID 4252 wrote to memory of 668	4252	mssecsvc.exe	lsass.exe
PID 4252 wrote to memory of 668	4252	mssecsvc.exe	lsass.exe
PID 4252 wrote to memory of 668	4252	mssecsvc.exe	lsass.exe
PID 4252 wrote to memory of 668	4252	mssecsvc.exe	lsass.exe
PID 4252 wrote to memory of 764	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 764	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 764	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 764	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 764	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 764	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 772	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 772	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 772	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 772	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 772	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 772	4252	mssecsvc.exe	fontdrvhost.exe
PID 4252 wrote to memory of 796	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 796	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 796	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 796	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 796	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 796	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 904	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 904	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 904	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 904	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 904	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 904	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 952	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 952	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 952	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 952	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 952	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 952	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 64	4252	mssecsvc.exe	dwm.exe
PID 4252 wrote to memory of 64	4252	mssecsvc.exe	dwm.exe
PID 4252 wrote to memory of 64	4252	mssecsvc.exe	dwm.exe
PID 4252 wrote to memory of 64	4252	mssecsvc.exe	dwm.exe
PID 4252 wrote to memory of 64	4252	mssecsvc.exe	dwm.exe
PID 4252 wrote to memory of 64	4252	mssecsvc.exe	dwm.exe
PID 4252 wrote to memory of 404	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 404	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 404	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 404	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 404	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 404	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 388	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 388	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 388	4252	mssecsvc.exe	svchost.exe
PID 4252 wrote to memory of 388	4252	mssecsvc.exe	svchost.exe

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:616
- C:\Windows\system32\fontdrvhost.exe
  "fontdrvhost.exe"
  2⤵
  PID:772
- C:\Windows\system32\dwm.exe
  "dwm.exe"
  2⤵
  PID:64

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

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:764

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
PID:796
- C:\Windows\system32\wbem\unsecapp.exe
  C:\Windows\system32\wbem\unsecapp.exe -Embedding
  2⤵
  PID:3020
- C:\Windows\system32\DllHost.exe
  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
  2⤵
  PID:3792
- C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
  2⤵
  PID:3884
- C:\Windows\System32\RuntimeBroker.exe
  C:\Windows\System32\RuntimeBroker.exe -Embedding
  2⤵
  PID:3948
- C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
  2⤵
  PID:4032
- C:\Windows\System32\RuntimeBroker.exe
  C:\Windows\System32\RuntimeBroker.exe -Embedding
  2⤵
  PID:4140
- C:\Windows\system32\SppExtComObj.exe
  C:\Windows\system32\SppExtComObj.exe -Embedding
  2⤵
  PID:2060
- C:\Windows\system32\DllHost.exe
  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
  2⤵
  PID:1076
- 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:4640
- C:\Windows\System32\RuntimeBroker.exe
  C:\Windows\System32\RuntimeBroker.exe -Embedding
  2⤵
  PID:912

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS -p
1⤵
PID:904

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:952

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

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:388

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
1⤵
PID:1060

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1100

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1116

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
PID:1156

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
PID:1172
- C:\Windows\system32\taskhostw.exe
  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
  2⤵
  PID:2856
- C:\Windows\system32\MusNotification.exe
  C:\Windows\system32\MusNotification.exe
  2⤵
  PID:760

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1296

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1304

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1376

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1392

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1536
- C:\Windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:2660

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

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1556

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
1⤵
PID:1648

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1704

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1764

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
1⤵
PID:1800

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1928

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
1⤵
PID:2012

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:2020

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
PID:1644

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:1628

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:2052

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:2152

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
1⤵
PID:2188

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2232

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2324

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2528

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2536

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2684

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
1⤵
PID:2740

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2776

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2800

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2816

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2972

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
1⤵
PID:780

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3408
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aae8ec7c5c3a2c9d51efd49c94b8e904.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4884
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\aae8ec7c5c3a2c9d51efd49c94b8e904.dll,#1
    3⤵
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3444
  - - 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:4252
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 1440
        5⤵
        Program crash
        
        PID:3964

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3436

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3604

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:4804

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

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
PID:3296

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
1⤵
PID:1860

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:3224

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
PID:4940

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
PID:4440

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:3568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4252 -ip 4252
1⤵
PID:3612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Network Service Discovery

2

T1046

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\WINDOWS\mssecsvc.exe

Filesize
3.6MB

MD5
60c3b839a22146c9070f7766ded2984d

SHA1
4496f498b5a8569a24a72b7980e3d54984944aa2

SHA256
ca6167cbce3faa00f53cd61332ed3bea999c52e83482aa2075879c52b41305a1

SHA512
f2b2a0b9b3b581f793ec8bb6a7cdd3e1a6ca60420573b627372827ee33cc9c1c1def9ee797209cffc8319fd894e172189e3c92ddc7fe609364ef2e8747d39231

Download Submit
memory/3568-18-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download
memory/4252-4-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download
memory/4252-5-0x000000007FE40000-0x000000007FE4C000-memory.dmp

Filesize
48KB

Download
memory/4252-7-0x0000000077D23000-0x0000000077D24000-memory.dmp

Filesize
4KB

Download
memory/4252-6-0x0000000077D22000-0x0000000077D23000-memory.dmp

Filesize
4KB

Download
memory/4252-8-0x000000007FE40000-0x000000007FE4C000-memory.dmp

Filesize
48KB

Download
memory/4252-11-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/4252-10-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/4252-13-0x000000007FE30000-0x000000007FE3C000-memory.dmp

Filesize
48KB

Download
memory/4252-15-0x000000007FE40000-0x000000007FE4C000-memory.dmp

Filesize
48KB

Download
memory/4252-17-0x0000000000400000-0x0000000000A73000-memory.dmp

Filesize
6.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads