Analysis Overview
SHA256
918fad4266d1defe41de8a94632d6ba715de317222af667b20b4a67361c05309
Threat Level: Known bad
The file 918fad4266d1defe41de8a94632d6ba715de317222af667b20b4a67361c05309N was found to be: Known bad.
Malicious Activity Summary
Modifies Windows Defender Real-time Protection settings
Detects Healer an antivirus disabler dropper
Healer
Healer family
Executes dropped EXE
Windows security modification
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 03:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 03:43
Reported
2024-11-10 03:45
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
97s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Healer
Healer family
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\918fad4266d1defe41de8a94632d6ba715de317222af667b20b4a67361c05309N.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\918fad4266d1defe41de8a94632d6ba715de317222af667b20b4a67361c05309N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\918fad4266d1defe41de8a94632d6ba715de317222af667b20b4a67361c05309N.exe
"C:\Users\Admin\AppData\Local\Temp\918fad4266d1defe41de8a94632d6ba715de317222af667b20b4a67361c05309N.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1596 -ip 1596
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 1096
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 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tz1588.exe
| MD5 | 7e93bacbbc33e6652e147e7fe07572a0 |
| SHA1 | 421a7167da01c8da4dc4d5234ca3dd84e319e762 |
| SHA256 | 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38 |
| SHA512 | 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91 |
memory/4424-7-0x00007FFCC5BC3000-0x00007FFCC5BC5000-memory.dmp
memory/4424-8-0x0000000000990000-0x000000000099A000-memory.dmp
memory/4424-9-0x00007FFCC5BC3000-0x00007FFCC5BC5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2423Rb.exe
| MD5 | 4ff666e60b31dea8a7278acfb4a24886 |
| SHA1 | 18ddf43d7c177aa967b6303e83c3af9a872ab1b4 |
| SHA256 | 0162b0c7aa23745598a97d375fbef0bf649e5eaebccfa3f75d0ded1c9e1e2f6d |
| SHA512 | ecd81473060309b4f13bfcfd61a2a29c98920a2b24d4269697b03b2f176d0fad6da7ebe64cce6722c73d65a053bb4501793e6a84ee9734663662d93c0251855c |
memory/1596-15-0x00000000006B0000-0x00000000007B0000-memory.dmp
memory/1596-16-0x0000000000580000-0x00000000005AD000-memory.dmp
memory/1596-17-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1596-18-0x00000000021B0000-0x00000000021CA000-memory.dmp
memory/1596-19-0x0000000004C80000-0x0000000005224000-memory.dmp
memory/1596-20-0x0000000002360000-0x0000000002378000-memory.dmp
memory/1596-21-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-28-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-46-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-43-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-40-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-39-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-36-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-34-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-32-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-30-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-26-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-24-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-48-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-22-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-44-0x0000000002360000-0x0000000002372000-memory.dmp
memory/1596-49-0x00000000006B0000-0x00000000007B0000-memory.dmp
memory/1596-50-0x0000000000580000-0x00000000005AD000-memory.dmp
memory/1596-51-0x0000000000400000-0x00000000004A8000-memory.dmp
memory/1596-52-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1596-54-0x0000000000400000-0x00000000004A8000-memory.dmp
memory/1596-55-0x0000000000400000-0x0000000000430000-memory.dmp