Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
14/06/2024, 01:46
Static task
static1
Behavioral task
behavioral1
Sample
b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe
Resource
win10v2004-20240508-en
General
- Target b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe
- Size 1.5MB
- Sample240614-b65azavanm
- SHA256 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740
- MD5 5c654e6ee5fb74c7a96efcc802084ba1
- SHA1 819d99656516c90c41d5a6e218f643c8249fe08e
- SHA512 cba406ffa777e0b5998468f72a84e60a393b7a6b25d0e1c6a6198b9135813a88cb8601a248f03222c37ed9a4855a9ef545a76378455a8af94c0af2366f1b0805
- SSDEEP 12288:Ggl1nun57FdMyU3hYJQDCCpW3Ari4VVyZC0+1cCWAvAk1pTnWfSEkVU39wyr7vTo:GslWgyqhCQr3iE0nOlNxUXHet61+
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Java\\jdk-1.8\\include\\win32\\winlogon.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Java\\jdk-1.8\\include\\win32\\winlogon.exe\", \"C:\\Users\\Public\\Documents\\unsecapp.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Java\\jdk-1.8\\include\\win32\\winlogon.exe\", \"C:\\Users\\Public\\Documents\\unsecapp.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\RuntimeBroker.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Java\\jdk-1.8\\include\\win32\\winlogon.exe\", \"C:\\Users\\Public\\Documents\\unsecapp.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Java\\jdk-1.8\\include\\win32\\winlogon.exe\", \"C:\\Users\\Public\\Documents\\unsecapp.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\v3.0\\StartMenuExperienceHost.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe - Process spawned unexpected child process 15 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4876 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4724 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1800 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2240 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1472 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2632 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2804 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3384 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1688 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2500 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3644 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4832 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4740 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 468 4992 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4544 4992 schtasks.exe 85 - Detects executables containing bas64 encoded gzip files 2 IoCs
resource yara_rule behavioral2/memory/2900-0-0x0000000000970000-0x0000000000AEA000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File behavioral2/files/0x0007000000023400-34.dat INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File - Checks computer location settings 2 TTPs 5 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation StartMenuExperienceHost.exe Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation StartMenuExperienceHost.exe Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation StartMenuExperienceHost.exe Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation StartMenuExperienceHost.exe - Executes dropped EXE 5 IoCs
pid Process 556 StartMenuExperienceHost.exe 2688 StartMenuExperienceHost.exe 3780 StartMenuExperienceHost.exe 1448 StartMenuExperienceHost.exe 3736 StartMenuExperienceHost.exe - Adds Run key to start application 2 TTPs 10 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Program Files\\Java\\jdk-1.8\\include\\win32\\winlogon.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\unsecapp = "\"C:\\Users\\Public\\Documents\\unsecapp.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\RuntimeBroker.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\v3.0\\StartMenuExperienceHost.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\v3.0\\StartMenuExperienceHost.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Program Files\\Java\\jdk-1.8\\include\\win32\\winlogon.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\unsecapp = "\"C:\\Users\\Public\\Documents\\unsecapp.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\RuntimeBroker.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\"" b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created \??\c:\Windows\System32\CSCC4E2E6D31A5B43A5AC10B552DD8BDB6C.TMP csc.exe File created \??\c:\Windows\System32\cwwwvr.exe csc.exe - Drops file in Program Files directory 7 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\include\win32\winlogon.exe b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe File created C:\Program Files\Java\jdk-1.8\include\win32\cc11b995f2a76d b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe File created C:\Program Files (x86)\Internet Explorer\SIGNUP\RuntimeBroker.exe b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe File created C:\Program Files (x86)\Internet Explorer\SIGNUP\9e8d7a4ca61bd9 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe File created C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe File created C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\55b276f4edf653 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe File created C:\Program Files\Java\jdk-1.8\include\win32\winlogon.exe b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 15 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3384 schtasks.exe 4740 schtasks.exe 1472 schtasks.exe 2632 schtasks.exe 4544 schtasks.exe 2240 schtasks.exe 468 schtasks.exe 1800 schtasks.exe 2500 schtasks.exe 4876 schtasks.exe 4724 schtasks.exe 3644 schtasks.exe 4832 schtasks.exe 2804 schtasks.exe 1688 schtasks.exe - Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings StartMenuExperienceHost.exe Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings StartMenuExperienceHost.exe Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings StartMenuExperienceHost.exe Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings StartMenuExperienceHost.exe - Runs ping.exe 1 TTPs 2 IoCs
pid Process 4344 PING.EXE 1628 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe Token: SeDebugPrivilege 556 StartMenuExperienceHost.exe Token: SeDebugPrivilege 2688 StartMenuExperienceHost.exe Token: SeDebugPrivilege 3780 StartMenuExperienceHost.exe Token: SeDebugPrivilege 1448 StartMenuExperienceHost.exe Token: SeDebugPrivilege 3736 StartMenuExperienceHost.exe - Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 2900 wrote to memory of 3368 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 89 PID 2900 wrote to memory of 3368 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 89 PID 3368 wrote to memory of 3568 3368 csc.exe 91 PID 3368 wrote to memory of 3568 3368 csc.exe 91 PID 2900 wrote to memory of 3668 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 104 PID 2900 wrote to memory of 3668 2900 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe 104 PID 3668 wrote to memory of 5008 3668 cmd.exe 106 PID 3668 wrote to memory of 5008 3668 cmd.exe 106 PID 3668 wrote to memory of 4624 3668 cmd.exe 107 PID 3668 wrote to memory of 4624 3668 cmd.exe 107 PID 3668 wrote to memory of 556 3668 cmd.exe 108 PID 3668 wrote to memory of 556 3668 cmd.exe 108 PID 556 wrote to memory of 1796 556 StartMenuExperienceHost.exe 110 PID 556 wrote to memory of 1796 556 StartMenuExperienceHost.exe 110 PID 1796 wrote to memory of 4336 1796 cmd.exe 112 PID 1796 wrote to memory of 4336 1796 cmd.exe 112 PID 1796 wrote to memory of 4344 1796 cmd.exe 113 PID 1796 wrote to memory of 4344 1796 cmd.exe 113 PID 1796 wrote to memory of 2688 1796 cmd.exe 114 PID 1796 wrote to memory of 2688 1796 cmd.exe 114 PID 2688 wrote to memory of 2044 2688 StartMenuExperienceHost.exe 120 PID 2688 wrote to memory of 2044 2688 StartMenuExperienceHost.exe 120 PID 2044 wrote to memory of 4008 2044 cmd.exe 122 PID 2044 wrote to memory of 4008 2044 cmd.exe 122 PID 2044 wrote to memory of 2344 2044 cmd.exe 123 PID 2044 wrote to memory of 2344 2044 cmd.exe 123 PID 2044 wrote to memory of 3780 2044 cmd.exe 124 PID 2044 wrote to memory of 3780 2044 cmd.exe 124 PID 3780 wrote to memory of 2016 3780 StartMenuExperienceHost.exe 125 PID 3780 wrote to memory of 2016 3780 StartMenuExperienceHost.exe 125 PID 2016 wrote to memory of 4148 2016 cmd.exe 127 PID 2016 wrote to memory of 4148 2016 cmd.exe 127 PID 2016 wrote to memory of 1628 2016 cmd.exe 128 PID 2016 wrote to memory of 1628 2016 cmd.exe 128 PID 2016 wrote to memory of 1448 2016 cmd.exe 129 PID 2016 wrote to memory of 1448 2016 cmd.exe 129 PID 1448 wrote to memory of 3752 1448 StartMenuExperienceHost.exe 130 PID 1448 wrote to memory of 3752 1448 StartMenuExperienceHost.exe 130 PID 3752 wrote to memory of 1568 3752 cmd.exe 132 PID 3752 wrote to memory of 1568 3752 cmd.exe 132 PID 3752 wrote to memory of 2876 3752 cmd.exe 133 PID 3752 wrote to memory of 2876 3752 cmd.exe 133 PID 3752 wrote to memory of 3736 3752 cmd.exe 134 PID 3752 wrote to memory of 3736 3752 cmd.exe 134 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe"C:\Users\Admin\AppData\Local\Temp\b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Drops file in Program Files directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2900 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\0xtrheck\0xtrheck.cmdline"2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3368 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES4EEB.tmp" "c:\Windows\System32\CSCC4E2E6D31A5B43A5AC10B552DD8BDB6C.TMP"3⤵PID:3568
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\QPFZEBcOgW.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Windows\system32\chcp.comchcp 650013⤵PID:5008
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C:\Windows\system32\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:23⤵PID:4624
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C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:556 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\EEIicgEf1j.bat"4⤵
- Suspicious use of WriteProcessMemory
PID:1796 -
C:\Windows\system32\chcp.comchcp 650015⤵PID:4336
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C:\Windows\system32\PING.EXEping -n 10 localhost5⤵
- Runs ping.exe
PID:4344
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C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"5⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\yIUjElxALT.bat"6⤵
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\system32\chcp.comchcp 650017⤵PID:4008
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C:\Windows\system32\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:27⤵PID:2344
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C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"7⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3780 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\9cbgcnWXuE.bat"8⤵
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Windows\system32\chcp.comchcp 650019⤵PID:4148
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C:\Windows\system32\PING.EXEping -n 10 localhost9⤵
- Runs ping.exe
PID:1628
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C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"9⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1448 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\bviytIjYVg.bat"10⤵
- Suspicious use of WriteProcessMemory
PID:3752 -
C:\Windows\system32\chcp.comchcp 6500111⤵PID:1568
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C:\Windows\system32\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:211⤵PID:2876
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C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe"11⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3736
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 12 /tr "'C:\Program Files\Java\jdk-1.8\include\win32\winlogon.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4876
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Program Files\Java\jdk-1.8\include\win32\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4724
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 14 /tr "'C:\Program Files\Java\jdk-1.8\include\win32\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1800
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 6 /tr "'C:\Users\Public\Documents\unsecapp.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1472
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecapp" /sc ONLOGON /tr "'C:\Users\Public\Documents\unsecapp.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2240
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 6 /tr "'C:\Users\Public\Documents\unsecapp.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2632
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Internet Explorer\SIGNUP\RuntimeBroker.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3384
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files (x86)\Internet Explorer\SIGNUP\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2804
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Internet Explorer\SIGNUP\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1688
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2500
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4832
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3644
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 13 /tr "'C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4740
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:468
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4544
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\StartMenuExperienceHost.exe
- Size 1.5MB
- SHA256 b030885b9e94a1bc5bbe4d8108f44a7db71e9d7c8add3e5ae51342c332429740
- MD5 5c654e6ee5fb74c7a96efcc802084ba1
- SHA1 819d99656516c90c41d5a6e218f643c8249fe08e
- SHA512 cba406ffa777e0b5998468f72a84e60a393b7a6b25d0e1c6a6198b9135813a88cb8601a248f03222c37ed9a4855a9ef545a76378455a8af94c0af2366f1b0805
- SSDEEP 12288:Ggl1nun57FdMyU3hYJQDCCpW3Ari4VVyZC0+1cCWAvAk1pTnWfSEkVU39wyr7vTo:GslWgyqhCQr3iE0nOlNxUXHet61+
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\StartMenuExperienceHost.exe.log
- Size 1KB
- SHA256 eb70c64ae99d14ac2588b7a84854fbf3c420532d7fe4dfd49c7b5a70c869943a
- MD5 bbb951a34b516b66451218a3ec3b0ae1
- SHA1 7393835a2476ae655916e0a9687eeaba3ee876e9
- SHA512 63bcbfcf8e7421c66855c487c31b2991a989bdea0c1edd4c40066b52fa3eb3d9d37db1cd21b8eb4f33dd5870cc20532c8f485eab9c0b4f6b0793a35c077f2d6f
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\9cbgcnWXuE.bat
- Size 229B
- SHA256 a326fc9fa1f9a154c5b688ec8b73fc0c269743ec813c9b6379e815003c59b1f6
- MD5 d5240b741f24bc2e4ade183a81093c0b
- SHA1 075affea58e19c7877eeddda72743792ab7777f1
- SHA512 3d2058b7059b3cf1857c7198ce4c58408730a4974cf7e2cf595957f93acb1acf327afa3f191b81c52d3ca703c1b409108bc05463c7696fc1ffdbafb2db0402ae
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\EEIicgEf1j.bat
- Size 229B
- SHA256 936aa644bc159a4499f395e3f54c159d017b0d4dba15268139229bb966e5bd59
- MD5 a030389b4921c6ed83fde94985748780
- SHA1 48c39c277cf718bf1ef3d561e88a697abbad4a16
- SHA512 030be8d98f95b28c124cb986e5ef19e4d89f49d29eb0906ee375d474174a47580f2828d5be556c629db1669a16d72568054a5c935ec7309f19280a31cbac2a9f
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\QPFZEBcOgW.bat
- Size 277B
- SHA256 e8bccaa767e24c55b9c764e99983888ff6a89157586a3f64eb4acf611d5ee240
- MD5 533e4179a2e1bd3887152064546d1e8f
- SHA1 159c42d6135f96380b48b82704126ddc23fce4e5
- SHA512 3937aa0efa3e4a631fdcf8998c631b448c97c1e5902d093b67efefef8cf7ffb18f344348c132795870fedf576d0df36ef6b0207a5b42700f47a27ded67ddb6b4
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\RES4EEB.tmp
- Size 1KB
- SHA256 0f3d3e1448bc3023e6d50a267c91c4a3e615064015bef083c71bbc3edcf6b294
- MD5 bfa7432a20825bc13fcaa08b1a8ec9dd
- SHA1 1c5b538889a6eb45198383b428d638d9c1601fb9
- SHA512 9efaa35c4a93a64d10c82b9b3c22c5b6932eea4fcff0fba95f5bea47cb9222c0c190924d2524130014ca0c531c70971b54f4809eccabee3999ce657ae0e3f3b1
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\bviytIjYVg.bat
- Size 277B
- SHA256 1b0fcd097059370c76eb84cf4210fab4d4c393f2c1111ce921c09b600fa89d2d
- MD5 5118781abd4757c182eece17ec5ca221
- SHA1 9cd2606d3e22ac2d14b1648b9d4dac9c74cd5077
- SHA512 338b556a5416132f1c7ae363a05b8d05a34a58fd654373292d8b5b22bd7331607d003abff1ebf6dbe19a72add02f654803e2f8d40af1da888b06dc4ed63ea948
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\yIUjElxALT.bat
- Size 277B
- SHA256 325f63c8ec106658b759b382dc39e80716c77128fde8f8dd162a434f97798401
- MD5 27f160a7ada9af51de599c6998c69035
- SHA1 89bffe665053ee7ffc3dfe21448ceb82ee0fb65c
- SHA512 976ba365df8c58b0ae9bffa453199f0df0fb347d344edf3ad0df2868fea5aee55254c150cdf591acdfcfc156bc7797ef75a25be9e5f160c628bb8504d89ba490
- MD5 SHA1 SHA512
- Path \??\c:\Users\Admin\AppData\Local\Temp\0xtrheck\0xtrheck.0.cs
- Size 388B
- SHA256 903c4ff3465dc9240f392a86c1214b6f50e2dc39f6bcd7e8b6c3a65330cb2464
- MD5 bc7f9239eccb00f2be6568b2d92a1c75
- SHA1 bed2895abbdb055431366a5336bbb2847b9aa664
- SHA512 d3ce44464155b94cd5ceeda87725b4ba44ea1e7eed1415190823f0d495f4645cad96677445b5cfca53a1086c73dc0e858c4547ef9f683d50a782aec9aed174ea
- MD5 SHA1 SHA512
- Path \??\c:\Users\Admin\AppData\Local\Temp\0xtrheck\0xtrheck.cmdline
- Size 235B
- SHA256 a07b2870bdb053357feac58ec0d69488b9dcb5a000b0af2ef766c3bd82cc20f6
- MD5 57238454da54d2df7ac5eaef5ec31fcd
- SHA1 b9da310d879b40bd9b39bcf6542c1bfa220285b6
- SHA512 cae9a543e00e9fb98ec66c9a1873c8806fce995e95af1bf6fab38cdad86b24afd0b4853f3a47e2422e96b6d59d8e6a3a15688124bd8a3f6892d9f5a894f98da3
- MD5 SHA1 SHA512
- Path \??\c:\Windows\System32\CSCC4E2E6D31A5B43A5AC10B552DD8BDB6C.TMP
- Size 1KB
- SHA256 24e424d4d217bc9b5e76e0867e2715aabb09d7e49ab1e716eefb40d718e4f135
- MD5 913b41bbe173c6878eae5b8d8b62f5b7
- SHA1 386047df3df2b03e486bc87c4b7a3fee5f68ad73
- SHA512 c71d73ccf422818dce69b867726b04c54b6418b99d67227e7dc328c3c3df86f0235630feb91494f8102540aa94fce68674707db991222ce4c79934c17b9c0cc9
- MD5 SHA1 SHA512