Analysis Overview
SHA256
bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62
Threat Level: Known bad
The file bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe was found to be: Known bad.
Malicious Activity Summary
Detects Healer an antivirus disabler dropper
Healer
Modifies Windows Defender Real-time Protection settings
RedLine
Redline family
RedLine payload
Healer family
Windows security modification
Executes dropped EXE
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 20:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 20:23
Reported
2024-11-13 20:25
Platform
win10v2004-20241007-en
Max time kernel
115s
Max time network
119s
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 |
Healer
Healer family
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
RedLine
RedLine payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Redline family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nks47GJ.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\IXP001.TMP\kRn37Kx.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\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.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\dOh0487.exe | N/A |
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\IXP001.TMP\nks47GJ.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe
"C:\Users\Admin\AppData\Local\Temp\bd773cb89169c87404b36a5dea5f94d2b97e72b9eef8f9b7692b720594185d62N.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nks47GJ.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nks47GJ.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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| RU | 193.233.20.17:4139 | tcp | |
| RU | 193.233.20.17:4139 | tcp | |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.144.22.2.in-addr.arpa | udp |
| RU | 193.233.20.17:4139 | tcp | |
| RU | 193.233.20.17:4139 | tcp | |
| RU | 193.233.20.17:4139 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dOh0487.exe
| MD5 | d1eacde5832928eca8dc7e82cbe99da7 |
| SHA1 | ca5ae32c467a3491bc27aff9dfe45379729aee4f |
| SHA256 | 8c5ec114aa5fde60119ed5c3f5db35ff397c134bbfc4911d6637f9b9eecbf8f9 |
| SHA512 | f2014fcfbe65de60338231de127575d01e7059027f340a19409c73f6dcc8e5955fcb8698f527755cf645b919b73b3d41947232040be3e69b634215581d1415de |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kRn37Kx.exe
| MD5 | 7e93bacbbc33e6652e147e7fe07572a0 |
| SHA1 | 421a7167da01c8da4dc4d5234ca3dd84e319e762 |
| SHA256 | 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38 |
| SHA512 | 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91 |
memory/632-14-0x00007FFBA0313000-0x00007FFBA0315000-memory.dmp
memory/632-15-0x0000000000ED0000-0x0000000000EDA000-memory.dmp
memory/632-16-0x00007FFBA0313000-0x00007FFBA0315000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nks47GJ.exe
| MD5 | cddbd387c5c8bb5e8a8ad341f7d05475 |
| SHA1 | 1ae74b1a19a38a736b5321b41de10a48ab72eddc |
| SHA256 | c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d |
| SHA512 | ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e |
memory/2116-21-0x0000000000D40000-0x0000000000D72000-memory.dmp
memory/2116-22-0x0000000005CA0000-0x00000000062B8000-memory.dmp
memory/2116-23-0x0000000005820000-0x000000000592A000-memory.dmp
memory/2116-24-0x0000000005750000-0x0000000005762000-memory.dmp
memory/2116-25-0x00000000057B0000-0x00000000057EC000-memory.dmp
memory/2116-26-0x0000000005930000-0x000000000597C000-memory.dmp