Analysis Overview
SHA256
5b8020944e3b4c19f950c026f783a089050ed3d44a250720b70010505045301b
Threat Level: Known bad
The file 5b8020944e3b4c19f950c026f783a089050ed3d44a250720b70010505045301b was found to be: Known bad.
Malicious Activity Summary
Healer
Modifies Windows Defender Real-time Protection settings
Detects Healer an antivirus disabler dropper
Windows security modification
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-03 11:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-03 11:51
Reported
2023-10-03 11:54
Platform
win10-20230915-en
Max time kernel
128s
Max time network
133s
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 |
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\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4236574.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z1229832.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z1863501.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4311597.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r2240345.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.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_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4311597.exe | N/A |
| 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\5b8020944e3b4c19f950c026f783a089050ed3d44a250720b70010505045301b.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4236574.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z1229832.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z1863501.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 360 set thread context of 5104 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r2240345.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r2240345.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5b8020944e3b4c19f950c026f783a089050ed3d44a250720b70010505045301b.exe
"C:\Users\Admin\AppData\Local\Temp\5b8020944e3b4c19f950c026f783a089050ed3d44a250720b70010505045301b.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4236574.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4236574.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z1229832.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z1229832.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z1863501.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z1863501.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4311597.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4311597.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r2240345.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r2240345.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 360 -s 604
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 568
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 146.25.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.173.189.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4236574.exe
| MD5 | cecb33e52844eed2ab12ef26fe7edcc6 |
| SHA1 | 72585c363dfcb6f19c150f2808f612b6ee1c1bab |
| SHA256 | b03d4ca343454cf713e8b258bb72f3d3dc228728838b2213f0556bfdb9e16c23 |
| SHA512 | 4befbcabfa457c87e7a1450caecfb41b2096c18da165cd52ad2b6041a7d9353ec0377cf21d5aff12424be1b58a45f83df13fa98f82bcac5df7101dcf83e32b3e |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4236574.exe
| MD5 | cecb33e52844eed2ab12ef26fe7edcc6 |
| SHA1 | 72585c363dfcb6f19c150f2808f612b6ee1c1bab |
| SHA256 | b03d4ca343454cf713e8b258bb72f3d3dc228728838b2213f0556bfdb9e16c23 |
| SHA512 | 4befbcabfa457c87e7a1450caecfb41b2096c18da165cd52ad2b6041a7d9353ec0377cf21d5aff12424be1b58a45f83df13fa98f82bcac5df7101dcf83e32b3e |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z1229832.exe
| MD5 | a30f8618a2d328ed1cf3c6bd4d7501cf |
| SHA1 | 8f2a3ff8babc7afe6f369988fd0c25be6d6dfc29 |
| SHA256 | fe65dea61980c9c653a12a5a4fffdea6bad6f4052af04e1c3faab3287b4182a6 |
| SHA512 | efec5d7dd2b75ba031c589b5405acca67889ce37423ad35516441d4462f975f97792e81f2ec5f28dd41ed50c768c64f2a3e09634cca1fefa16178a158505ec21 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z1229832.exe
| MD5 | a30f8618a2d328ed1cf3c6bd4d7501cf |
| SHA1 | 8f2a3ff8babc7afe6f369988fd0c25be6d6dfc29 |
| SHA256 | fe65dea61980c9c653a12a5a4fffdea6bad6f4052af04e1c3faab3287b4182a6 |
| SHA512 | efec5d7dd2b75ba031c589b5405acca67889ce37423ad35516441d4462f975f97792e81f2ec5f28dd41ed50c768c64f2a3e09634cca1fefa16178a158505ec21 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z1863501.exe
| MD5 | 010abe4746330faa6c6ef72656ec1a94 |
| SHA1 | 9a2b85a1e992a2bf5b85a52607793f821758fca8 |
| SHA256 | 2ed891e2d101d95a76711417d84522b3a4e562d2ac535343ce3db8af3e90a1ab |
| SHA512 | 92dd7de4d8bd2d352e5c670d03fb7ce9e88c4096111ca2bc2b46e703a3df1564903327eaca213cfcea4414cb722c3d4dadfbcd4645ef6bf822d2aa33cdb9bf16 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z1863501.exe
| MD5 | 010abe4746330faa6c6ef72656ec1a94 |
| SHA1 | 9a2b85a1e992a2bf5b85a52607793f821758fca8 |
| SHA256 | 2ed891e2d101d95a76711417d84522b3a4e562d2ac535343ce3db8af3e90a1ab |
| SHA512 | 92dd7de4d8bd2d352e5c670d03fb7ce9e88c4096111ca2bc2b46e703a3df1564903327eaca213cfcea4414cb722c3d4dadfbcd4645ef6bf822d2aa33cdb9bf16 |
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4311597.exe
| MD5 | fa094e16096130944bb7b7521a316e51 |
| SHA1 | 6989255601a8edefbc5314825fddf7c797819164 |
| SHA256 | f792b26069c47486f75901a4c96b4cac1b7f30fcf52f386812d0267b3c653d7d |
| SHA512 | 30a6ae9fc3c54d394edae44d59b38c8e5bbcb8a409263f58ed39a69e2134749356c275878b6adbd285114e262e75db7c922d22d56ded37a96a4cd20ed1e71527 |
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z4311597.exe
| MD5 | fa094e16096130944bb7b7521a316e51 |
| SHA1 | 6989255601a8edefbc5314825fddf7c797819164 |
| SHA256 | f792b26069c47486f75901a4c96b4cac1b7f30fcf52f386812d0267b3c653d7d |
| SHA512 | 30a6ae9fc3c54d394edae44d59b38c8e5bbcb8a409263f58ed39a69e2134749356c275878b6adbd285114e262e75db7c922d22d56ded37a96a4cd20ed1e71527 |
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe
| MD5 | 895ee5b54370e21b75e65f2485359e6a |
| SHA1 | 393263f8cc26a011dd76540cdcbda413c3b500a2 |
| SHA256 | 703ccd19b8eeba2e59483799736d39d46a2fa781764aaa9c73449fe9b8e2913c |
| SHA512 | 602113ba3dc01789d8ba17db5e9b740c49bc7d49f3c0468cfe49723941b419ce4cb17a5d2ef6437b080e6fbdb90850058eaac6020121343ef43a8e746f6601a6 |
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q0773486.exe
| MD5 | 895ee5b54370e21b75e65f2485359e6a |
| SHA1 | 393263f8cc26a011dd76540cdcbda413c3b500a2 |
| SHA256 | 703ccd19b8eeba2e59483799736d39d46a2fa781764aaa9c73449fe9b8e2913c |
| SHA512 | 602113ba3dc01789d8ba17db5e9b740c49bc7d49f3c0468cfe49723941b419ce4cb17a5d2ef6437b080e6fbdb90850058eaac6020121343ef43a8e746f6601a6 |
memory/424-35-0x0000000000570000-0x000000000057A000-memory.dmp
memory/424-36-0x00007FFC5C4D0000-0x00007FFC5CEBC000-memory.dmp
memory/424-38-0x00007FFC5C4D0000-0x00007FFC5CEBC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r2240345.exe
| MD5 | 93729dd51f21b7c2d4737f47d39e63c2 |
| SHA1 | e358d85a6562c9150cc265ed63c6e8eec0d68b0a |
| SHA256 | 990009f12a3aa835f9dbfa414f45f70c8c2b142d1f8507bf54acd4daad01add1 |
| SHA512 | 278004db2da54e0c8de3ae0c4f326068d7f2bf2e7e78f0de4caf43cd1455b2474136cf652e4043606f29f7385b1f3c5b740a4c9de6b777a82a977a939f786d50 |
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r2240345.exe
| MD5 | 93729dd51f21b7c2d4737f47d39e63c2 |
| SHA1 | e358d85a6562c9150cc265ed63c6e8eec0d68b0a |
| SHA256 | 990009f12a3aa835f9dbfa414f45f70c8c2b142d1f8507bf54acd4daad01add1 |
| SHA512 | 278004db2da54e0c8de3ae0c4f326068d7f2bf2e7e78f0de4caf43cd1455b2474136cf652e4043606f29f7385b1f3c5b740a4c9de6b777a82a977a939f786d50 |
memory/5104-42-0x0000000000400000-0x0000000000428000-memory.dmp
memory/5104-45-0x0000000000400000-0x0000000000428000-memory.dmp
memory/5104-46-0x0000000000400000-0x0000000000428000-memory.dmp
memory/5104-48-0x0000000000400000-0x0000000000428000-memory.dmp