Analysis Overview
SHA256
37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1
Threat Level: Known bad
The file 37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1 was found to be: Known bad.
Malicious Activity Summary
Healer
Modifies Windows Defender Real-time Protection settings
Detects Healer an antivirus disabler dropper
Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
Windows security modification
Program crash
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-24 15:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
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Analysis: behavioral1
Detonation Overview
Submitted
2024-04-24 15:01
Reported
2024-04-24 15:03
Platform
win7-20240221-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
| Description | Indicator | Process | Target |
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Healer
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
| Description | Indicator | Process | Target |
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Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe
"C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe"
Network
Files
memory/3068-2-0x0000000000220000-0x000000000024D000-memory.dmp
memory/3068-1-0x0000000000900000-0x0000000000A00000-memory.dmp
memory/3068-3-0x0000000000400000-0x0000000000807000-memory.dmp
memory/3068-5-0x0000000074AB0000-0x000000007519E000-memory.dmp
memory/3068-6-0x0000000004BD0000-0x0000000004C10000-memory.dmp
memory/3068-4-0x00000000003E0000-0x00000000003FA000-memory.dmp
memory/3068-7-0x0000000004BD0000-0x0000000004C10000-memory.dmp
memory/3068-8-0x00000000021F0000-0x0000000002208000-memory.dmp
memory/3068-9-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-10-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-12-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-14-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-16-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-18-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-20-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-28-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-30-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-26-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-24-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-22-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-32-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-34-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-36-0x00000000021F0000-0x0000000002202000-memory.dmp
memory/3068-38-0x0000000000400000-0x0000000000807000-memory.dmp
memory/3068-39-0x0000000074AB0000-0x000000007519E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-24 15:01
Reported
2024-04-24 15:03
Platform
win10v2004-20240412-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
| Description | Indicator | Process | Target |
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Healer
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\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.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\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.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\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.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\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.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\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe
"C:\Users\Admin\AppData\Local\Temp\37dd6fe30ecd67cfc661fa3581ea9388f5a87a16022227bd3a62a6bcb829ffb1.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3444 -ip 3444
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3444 -s 996
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.32.209.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.114.53.23.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 156.33.209.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.136.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.173.189.20.in-addr.arpa | udp |
Files
memory/3444-1-0x00000000009D0000-0x0000000000AD0000-memory.dmp
memory/3444-2-0x0000000002570000-0x000000000259D000-memory.dmp
memory/3444-3-0x0000000000400000-0x0000000000807000-memory.dmp
memory/3444-4-0x00000000026D0000-0x00000000026EA000-memory.dmp
memory/3444-5-0x00000000747F0000-0x0000000074FA0000-memory.dmp
memory/3444-6-0x0000000005140000-0x0000000005150000-memory.dmp
memory/3444-7-0x0000000005140000-0x0000000005150000-memory.dmp
memory/3444-8-0x0000000005150000-0x00000000056F4000-memory.dmp
memory/3444-9-0x0000000002BA0000-0x0000000002BB8000-memory.dmp
memory/3444-10-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-11-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-13-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-15-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-17-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-19-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-21-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-25-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-27-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-23-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-29-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-31-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-33-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-35-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-37-0x0000000002BA0000-0x0000000002BB2000-memory.dmp
memory/3444-38-0x0000000000400000-0x0000000000807000-memory.dmp
memory/3444-40-0x0000000000400000-0x0000000000807000-memory.dmp
memory/3444-41-0x00000000747F0000-0x0000000074FA0000-memory.dmp