Analysis Overview
SHA256
d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7
Threat Level: Known bad
The file d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7 was found to be: Known bad.
Malicious Activity Summary
Modifies Windows Defender Real-time Protection settings
RedLine
Detects Healer an antivirus disabler dropper
Healer
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
2023-09-10 14:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-10 14:18
Reported
2023-09-10 14:21
Platform
win10v2004-20230831-en
Max time kernel
143s
Max time network
152s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
RedLine
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.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\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.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\x7074389.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\x6196142.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1700 set thread context of 4756 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.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\IXP002.TMP\g9635494.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.exe
"C:\Users\Admin\AppData\Local\Temp\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.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 -pss -s 444 -p 1700 -ip 1700
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 152
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 1.202.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.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 |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 99.134.101.95.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 14.173.189.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe
| MD5 | a4ad3cc19e0fe863509cff33681f5d34 |
| SHA1 | bf1ba9378d5457930549b7446d0960dc62a24313 |
| SHA256 | 431d683bbbd1a1a46def5303d60d6fe812ae73f00d8b0ee4bfd099e308db9e42 |
| SHA512 | 165c268a9137cd7fbc511f03608e532bcf1d77404adf5cb39d79a62e6a2bc3df7cb9469e1d7e3ae6da2ef9cb5b759c4cc4dcea12be7e14265abd7662bc2f7e15 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe
| MD5 | a4ad3cc19e0fe863509cff33681f5d34 |
| SHA1 | bf1ba9378d5457930549b7446d0960dc62a24313 |
| SHA256 | 431d683bbbd1a1a46def5303d60d6fe812ae73f00d8b0ee4bfd099e308db9e42 |
| SHA512 | 165c268a9137cd7fbc511f03608e532bcf1d77404adf5cb39d79a62e6a2bc3df7cb9469e1d7e3ae6da2ef9cb5b759c4cc4dcea12be7e14265abd7662bc2f7e15 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe
| MD5 | e1dd20e3ce0c96523050ba206eb9435c |
| SHA1 | 5c3cbbaf65575ccb3e156e0650c07b539b57e97d |
| SHA256 | 7f0779b0a1103d4f71fa60cfd725c5c50d4f097f592d7e45150ddcc9d0895e6a |
| SHA512 | 8b91170582cb4a65ef4a18e8cfd88c0772b3dab13f72c5e5826b163dba701eb65e10f0b9f50a3a7582a8c20ca84ea89db992a3aa03a9badc86109bf0bd0f9e65 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe
| MD5 | e1dd20e3ce0c96523050ba206eb9435c |
| SHA1 | 5c3cbbaf65575ccb3e156e0650c07b539b57e97d |
| SHA256 | 7f0779b0a1103d4f71fa60cfd725c5c50d4f097f592d7e45150ddcc9d0895e6a |
| SHA512 | 8b91170582cb4a65ef4a18e8cfd88c0772b3dab13f72c5e5826b163dba701eb65e10f0b9f50a3a7582a8c20ca84ea89db992a3aa03a9badc86109bf0bd0f9e65 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe
| MD5 | fec8d2fc282731f695829fb6c0a56610 |
| SHA1 | 81a3759c93f84b8fdd31f73e3829801a3b2f1f7e |
| SHA256 | 1641f0b039bdfac2bfd913b72cc8964269272a89dbf981c011655e048751fce8 |
| SHA512 | e84e68f9f5c7e6c90886e2314d57b2930c24ef8e97b028d86f7620c24a6550bf815f23e3a2db7f64ce926eff9987e9ae257a8103f64c2dce29304413a9bf26c6 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe
| MD5 | fec8d2fc282731f695829fb6c0a56610 |
| SHA1 | 81a3759c93f84b8fdd31f73e3829801a3b2f1f7e |
| SHA256 | 1641f0b039bdfac2bfd913b72cc8964269272a89dbf981c011655e048751fce8 |
| SHA512 | e84e68f9f5c7e6c90886e2314d57b2930c24ef8e97b028d86f7620c24a6550bf815f23e3a2db7f64ce926eff9987e9ae257a8103f64c2dce29304413a9bf26c6 |
memory/4756-21-0x0000000000400000-0x000000000040A000-memory.dmp
memory/4756-22-0x0000000074910000-0x00000000750C0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe
| MD5 | aa85200912668189fee0db9db5392ef5 |
| SHA1 | 98c397e9d954cefca4f7eeef1fe44beba73d3c7d |
| SHA256 | 2fe6a1ebcab653d9d6752d7f15926bb7cd7b61ca77bc51ccda24aaaccf4d38d4 |
| SHA512 | d09fb67b30d6a6244b0598cb2f0d03f34ead2cc00127aac6314f8bce703b698c6c2f978d96f4d7fd4caf1b22de4b72ad99b203e8909202116034b37cd72833d1 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe
| MD5 | aa85200912668189fee0db9db5392ef5 |
| SHA1 | 98c397e9d954cefca4f7eeef1fe44beba73d3c7d |
| SHA256 | 2fe6a1ebcab653d9d6752d7f15926bb7cd7b61ca77bc51ccda24aaaccf4d38d4 |
| SHA512 | d09fb67b30d6a6244b0598cb2f0d03f34ead2cc00127aac6314f8bce703b698c6c2f978d96f4d7fd4caf1b22de4b72ad99b203e8909202116034b37cd72833d1 |
memory/2968-26-0x0000000000230000-0x0000000000260000-memory.dmp
memory/2968-27-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/2968-28-0x0000000005250000-0x0000000005868000-memory.dmp
memory/2968-29-0x0000000004D40000-0x0000000004E4A000-memory.dmp
memory/2968-31-0x0000000004B20000-0x0000000004B30000-memory.dmp
memory/2968-30-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/2968-32-0x0000000004C30000-0x0000000004C6C000-memory.dmp
memory/4756-33-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/4756-35-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/2968-36-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/2968-37-0x0000000004B20000-0x0000000004B30000-memory.dmp