Analysis Overview
SHA256
b27b62a66ebac584c39c3364b8335a03148ef0e05afa76b62562f7820fc9af89
Threat Level: Known bad
The file b27b62a66ebac584c39c3364b8335a03148ef0e05afa76b62562f7820fc9af89 was found to be: Known bad.
Malicious Activity Summary
RedLine payload
Healer family
Modifies Windows Defender Real-time Protection settings
Redline family
RedLine
Healer
Detects Healer an antivirus disabler dropper
Windows security modification
Executes dropped EXE
Adds Run key to start application
Unsigned PE
System Location Discovery: System Language Discovery
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-04 14:01
Signatures
Unsigned PE
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Analysis: behavioral1
Detonation Overview
Submitted
2024-11-04 14:01
Reported
2024-11-04 14:04
Platform
win10v2004-20241007-en
Max time kernel
145s
Max time network
150s
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 |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.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\r0736zC.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.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\r0736zC.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\r0736zC.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\r0736zC.exe | N/A |
RedLine
RedLine payload
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Redline family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w99vf62.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\r0736zC.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.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\b27b62a66ebac584c39c3364b8335a03148ef0e05afa76b62562f7820fc9af89.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\r0736zC.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\b27b62a66ebac584c39c3364b8335a03148ef0e05afa76b62562f7820fc9af89.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w99vf62.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w99vf62.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b27b62a66ebac584c39c3364b8335a03148ef0e05afa76b62562f7820fc9af89.exe
"C:\Users\Admin\AppData\Local\Temp\b27b62a66ebac584c39c3364b8335a03148ef0e05afa76b62562f7820fc9af89.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1812 -ip 1812
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 1080
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w99vf62.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w99vf62.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| RU | 193.233.20.27:4123 | tcp | |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| RU | 193.233.20.27:4123 | tcp | |
| RU | 193.233.20.27:4123 | tcp | |
| RU | 193.233.20.27:4123 | tcp | |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| RU | 193.233.20.27:4123 | tcp | |
| RU | 193.233.20.27:4123 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0736zC.exe
| MD5 | 8141937b23cd1895e561d8e90fdeeff3 |
| SHA1 | 6f810e9e480564f5837461f8ccdd07c951a1bece |
| SHA256 | ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6 |
| SHA512 | 40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec |
memory/1812-8-0x00000000006F0000-0x00000000007F0000-memory.dmp
memory/1812-10-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/1812-9-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1812-11-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/1812-12-0x00000000022D0000-0x00000000022EA000-memory.dmp
memory/1812-13-0x0000000004C80000-0x0000000005224000-memory.dmp
memory/1812-14-0x0000000002520000-0x0000000002538000-memory.dmp
memory/1812-28-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-42-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-40-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-38-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-36-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-34-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-32-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-30-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-26-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-24-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-22-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-20-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-18-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-16-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-15-0x0000000002520000-0x0000000002532000-memory.dmp
memory/1812-43-0x00000000006F0000-0x00000000007F0000-memory.dmp
memory/1812-44-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1812-47-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/1812-48-0x0000000000400000-0x0000000000430000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w99vf62.exe
| MD5 | bd7d0997d92b4372ed4df555af7feb35 |
| SHA1 | 98c793437da6a7593604a89fca61e9369192f417 |
| SHA256 | 5fb3491831556672c848f6eea070fa753aabb321f3eeb9cfef28e508bcf84bcd |
| SHA512 | cf2a7fa34d3aeda08d39d391a31d1c5c8bd332a5e73ee8374c72be07aa379c81e24449a6572fdb7f1fa5d17de4df556fa1ccd0a4c1163083bd7500e34fcb1b8c |
memory/1792-54-0x0000000000400000-0x0000000000467000-memory.dmp
memory/1792-55-0x0000000000400000-0x0000000000467000-memory.dmp
memory/1792-53-0x0000000000400000-0x0000000000467000-memory.dmp
memory/1792-57-0x0000000002350000-0x0000000002396000-memory.dmp
memory/1792-56-0x0000000000400000-0x0000000000467000-memory.dmp
memory/1792-58-0x0000000002550000-0x0000000002594000-memory.dmp
memory/1792-59-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-78-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-92-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-90-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-88-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-84-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-82-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-80-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-76-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-74-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-72-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-70-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-68-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-66-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-64-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-62-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-60-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-86-0x0000000002550000-0x000000000258E000-memory.dmp
memory/1792-965-0x0000000005250000-0x0000000005868000-memory.dmp
memory/1792-966-0x0000000005880000-0x000000000598A000-memory.dmp
memory/1792-967-0x00000000059C0000-0x00000000059D2000-memory.dmp
memory/1792-968-0x00000000059E0000-0x0000000005A1C000-memory.dmp
memory/1792-969-0x0000000005B30000-0x0000000005B7C000-memory.dmp