Analysis Overview
SHA256
f6775e5e6deca19a1376b8b836b311bf617510c03d8b7a445aaf4baa40cdc921
Threat Level: Known bad
The file f6775e5e6deca19a1376b8b836b311bf617510c03d8b7a445aaf4baa40cdc921 was found to be: Known bad.
Malicious Activity Summary
RedLine payload
Healer
RedLine
Modifies Windows Defender Real-time Protection settings
Detects Healer an antivirus disabler dropper
Detects executables packed with ConfuserEx Mod
Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
Windows security modification
Executes dropped EXE
Adds Run key to start application
Unsigned PE
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-06 05:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
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Analysis: behavioral1
Detonation Overview
Submitted
2024-05-06 05:06
Reported
2024-05-06 05:09
Platform
win10v2004-20240419-en
Max time kernel
147s
Max time network
147s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
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Healer
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\a84811875.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\a84811875.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\a84811875.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\a84811875.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\a84811875.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\a84811875.exe | N/A |
RedLine
RedLine payload
| Description | Indicator | Process | Target |
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Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
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Detects executables packed with ConfuserEx Mod
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a84811875.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b86367601.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\a84811875.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a84811875.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\f6775e5e6deca19a1376b8b836b311bf617510c03d8b7a445aaf4baa40cdc921.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\a84811875.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a84811875.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a84811875.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a84811875.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f6775e5e6deca19a1376b8b836b311bf617510c03d8b7a445aaf4baa40cdc921.exe
"C:\Users\Admin\AppData\Local\Temp\f6775e5e6deca19a1376b8b836b311bf617510c03d8b7a445aaf4baa40cdc921.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a84811875.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a84811875.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4604 -ip 4604
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 1108
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b86367601.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b86367601.exe
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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.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 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.155:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 155.61.62.23.in-addr.arpa | udp |
| RU | 185.161.248.73:4164 | tcp | |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| RU | 185.161.248.73:4164 | tcp | |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.190.18.2.in-addr.arpa | udp |
| RU | 185.161.248.73:4164 | tcp | |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 51.15.97.104.in-addr.arpa | udp |
| RU | 185.161.248.73:4164 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.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 | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| RU | 185.161.248.73:4164 | tcp | |
| RU | 185.161.248.73:4164 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a84811875.exe
| MD5 | e462e69c88ca29b59c2eebd18dcf7a32 |
| SHA1 | ee746c6116c176bc9c6e84834ea65fc5fab252bb |
| SHA256 | 2d9ccdcea2ecd19f4678c12182cf60ba5fb991fc5b86020a5475c2caff35fd0f |
| SHA512 | 1eaa3db2617f4ef1666cd89a7ffd8ce0c277293777fe1b060da81b6e4b5cfb977ad536cceb15814beab27107e32402f80f472b81865ec1919f7cebcdb9e98468 |
memory/4604-8-0x0000000000DD0000-0x0000000000ED0000-memory.dmp
memory/4604-10-0x0000000000400000-0x0000000000430000-memory.dmp
memory/4604-9-0x0000000000D80000-0x0000000000DAD000-memory.dmp
memory/4604-11-0x0000000000400000-0x0000000000A67000-memory.dmp
memory/4604-12-0x0000000002940000-0x000000000295A000-memory.dmp
memory/4604-13-0x0000000005220000-0x00000000057C4000-memory.dmp
memory/4604-14-0x0000000002AA0000-0x0000000002AB8000-memory.dmp
memory/4604-15-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-42-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-40-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-38-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-36-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-34-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-32-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-30-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-29-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-26-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-24-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-22-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-20-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-18-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-16-0x0000000002AA0000-0x0000000002AB2000-memory.dmp
memory/4604-46-0x0000000000400000-0x0000000000430000-memory.dmp
memory/4604-45-0x0000000000400000-0x0000000000A67000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b86367601.exe
| MD5 | 27d92e11c75ef56a81ec9e9631b5051d |
| SHA1 | 597af94b9843a3de549d38d44b605a78d55d24cb |
| SHA256 | 74c4d7a954efd3bfc8777102ca113f0ac90e9285f54c8d3a0446dbedbdee0ba1 |
| SHA512 | 0e361caeedea84c948af4f43f91a932e300d01ad4d4e9aa97f6d4fd49df62e4f92eb9faa3ab609bf3cdd15d760e699e994ecc1ec64a7ae2b9d0e3afc85de2368 |
memory/3252-50-0x00000000742CE000-0x00000000742CF000-memory.dmp
memory/3252-51-0x0000000000C70000-0x0000000000CA0000-memory.dmp
memory/3252-52-0x0000000001530000-0x0000000001536000-memory.dmp
memory/3252-53-0x000000000AFA0000-0x000000000B5B8000-memory.dmp
memory/3252-54-0x000000000AAE0000-0x000000000ABEA000-memory.dmp
memory/3252-55-0x000000000AA10000-0x000000000AA22000-memory.dmp
memory/3252-56-0x000000000AA70000-0x000000000AAAC000-memory.dmp
memory/3252-57-0x00000000742C0000-0x0000000074A70000-memory.dmp
memory/3252-58-0x0000000004E50000-0x0000000004E9C000-memory.dmp
memory/3252-59-0x00000000742CE000-0x00000000742CF000-memory.dmp
memory/3252-60-0x00000000742C0000-0x0000000074A70000-memory.dmp