Analysis Overview
SHA256
4872ea2fe5a866b5b57ca8da7e89af4c55a5dbc250d775af312a5dd08070fcde
Threat Level: Known bad
The file 4872ea2fe5a866b5b57ca8da7e89af4c55a5dbc250d775af312a5dd08070fcdeN.exe was found to be: Known bad.
Malicious Activity Summary
Healer
Healer family
Modifies Windows Defender Real-time Protection settings
Detects Healer an antivirus disabler dropper
Executes dropped EXE
Windows security modification
Adds Run key to start application
Program crash
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 17:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
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Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 17:18
Reported
2024-11-13 17:20
Platform
win10v2004-20241007-en
Max time kernel
106s
Max time network
108s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
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Healer
Healer family
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.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\205719046.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\205719046.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\205719046.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.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\192277824.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\192277824.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\192277824.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\192277824.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\205719046.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.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\4872ea2fe5a866b5b57ca8da7e89af4c55a5dbc250d775af312a5dd08070fcdeN.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\205719046.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\4872ea2fe5a866b5b57ca8da7e89af4c55a5dbc250d775af312a5dd08070fcdeN.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4872ea2fe5a866b5b57ca8da7e89af4c55a5dbc250d775af312a5dd08070fcdeN.exe
"C:\Users\Admin\AppData\Local\Temp\4872ea2fe5a866b5b57ca8da7e89af4c55a5dbc250d775af312a5dd08070fcdeN.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3620 -ip 3620
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3620 -s 1080
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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\192277824.exe
| MD5 | 2b71f4b18ac8214a2bff547b6ce2f64f |
| SHA1 | b8f2f25139a7b2e8d5e8fbc024eb5cac518bc6a5 |
| SHA256 | f7eedf3aec775a62c265d1652686b30a8a45a953523e2fb3cfc1fac3c6a66fbc |
| SHA512 | 33518eff768610bf54f9888d9d0d746b0c3500dc5f2b8fd5f1641d5a264f657a8311b40364f70932512581183b244fec3feb535e21c13e0ec8adec9994175177 |
memory/4800-7-0x0000000073BDE000-0x0000000073BDF000-memory.dmp
memory/4800-8-0x0000000000760000-0x000000000077A000-memory.dmp
memory/4800-9-0x0000000073BD0000-0x0000000074380000-memory.dmp
memory/4800-10-0x0000000004C60000-0x0000000005204000-memory.dmp
memory/4800-11-0x0000000002530000-0x0000000002548000-memory.dmp
memory/4800-12-0x0000000073BD0000-0x0000000074380000-memory.dmp
memory/4800-28-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-40-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-41-0x0000000073BD0000-0x0000000074380000-memory.dmp
memory/4800-38-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-36-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-35-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-32-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-30-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-18-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-16-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-14-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-13-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-26-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-24-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-22-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-20-0x0000000002530000-0x0000000002543000-memory.dmp
memory/4800-42-0x0000000073BDE000-0x0000000073BDF000-memory.dmp
memory/4800-43-0x0000000073BD0000-0x0000000074380000-memory.dmp
memory/4800-45-0x0000000073BD0000-0x0000000074380000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\205719046.exe
| MD5 | aa6bd6f6345a889e40e460bff3d75a90 |
| SHA1 | da1452c2058fd2784b445a4bfb266e66c2f21d4b |
| SHA256 | 323df43ae5b0a0fe8a2396643941b29f8c868ad9caf0ec7334b5787ec4e9bcaa |
| SHA512 | 530fce187f1d43ec836ab9556b1bf5877b63ef3ad3ef4a44847b5d5b0b8d5e6de8759167f408a7cad46a43d723afaebbec0093e4e4936b91424282e5c4d5af3e |
memory/3620-50-0x0000000002E60000-0x0000000002F60000-memory.dmp
memory/3620-51-0x0000000002DF0000-0x0000000002E1D000-memory.dmp
memory/3620-52-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3620-81-0x0000000002E60000-0x0000000002F60000-memory.dmp
memory/3620-82-0x0000000002DF0000-0x0000000002E1D000-memory.dmp
memory/3620-84-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3620-83-0x0000000000400000-0x0000000002B9D000-memory.dmp
memory/3620-87-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3620-86-0x0000000000400000-0x0000000002B9D000-memory.dmp