Analysis Overview
SHA256
3f474298d0d772a6bd6c03d34db65b3f43a8e6879ff94cd3a87a6e4375683f77
Threat Level: Known bad
The file 3f474298d0d772a6bd6c03d34db65b3f43a8e6879ff94cd3a87a6e4375683f77 was found to be: Known bad.
Malicious Activity Summary
Detects Healer an antivirus disabler dropper
Healer
Modifies Windows Defender Real-time Protection settings
RedLine
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
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
2023-09-10 14:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-10 14:28
Reported
2023-09-10 14:30
Platform
win10v2004-20230831-en
Max time kernel
145s
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\x6394118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x5950953.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g8549363.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i9930306.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_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\x6394118.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\x5950953.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\3f474298d0d772a6bd6c03d34db65b3f43a8e6879ff94cd3a87a6e4375683f77.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1060 set thread context of 2084 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g8549363.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\g8549363.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\3f474298d0d772a6bd6c03d34db65b3f43a8e6879ff94cd3a87a6e4375683f77.exe
"C:\Users\Admin\AppData\Local\Temp\3f474298d0d772a6bd6c03d34db65b3f43a8e6879ff94cd3a87a6e4375683f77.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6394118.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6394118.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x5950953.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x5950953.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g8549363.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g8549363.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 448 -p 1060 -ip 1060
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1060 -s 152
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i9930306.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i9930306.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.179.238.8.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 58.99.105.20.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 |
| FI | 77.91.124.82:19071 | tcp | |
| US | 8.8.8.8:53 | 63.141.182.52.in-addr.arpa | udp |
| FI | 77.91.124.82:19071 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6394118.exe
| MD5 | 86478e5cbd1d3e1852b97d2420abd0ec |
| SHA1 | 4bc4ce5f0879c1384afb013efe7aa083ae22daba |
| SHA256 | 35babbd093a930983c27220ad95eb7ed99bad3fdf93bc96fc0f29021af0a6f70 |
| SHA512 | 912822d78e9e09c638a9983487c64f40a3a55247c11a3409de7506fc8366212df2e71a3644cf16cd12818853d2d1bfa2fb4d7a4e9890d2ac668fcde828f081b8 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6394118.exe
| MD5 | 86478e5cbd1d3e1852b97d2420abd0ec |
| SHA1 | 4bc4ce5f0879c1384afb013efe7aa083ae22daba |
| SHA256 | 35babbd093a930983c27220ad95eb7ed99bad3fdf93bc96fc0f29021af0a6f70 |
| SHA512 | 912822d78e9e09c638a9983487c64f40a3a55247c11a3409de7506fc8366212df2e71a3644cf16cd12818853d2d1bfa2fb4d7a4e9890d2ac668fcde828f081b8 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x5950953.exe
| MD5 | 8779a7249bc936e372a79d7f4c87a8eb |
| SHA1 | f677ab167f38afd442f22a8f8a7ad4dacd7aaa13 |
| SHA256 | 175d8550c840bf0bc6f3f140f8e833833bf708d8acc251387ad1bd33437260be |
| SHA512 | 5d72461e6fbd134dfe7e47d275d7c30200c204a0a9327e1f12eb147e7203e9268f3f6e4674ab44040c5687f7f07eba3f50f4480ce05135d0f075b47f1d7d8237 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x5950953.exe
| MD5 | 8779a7249bc936e372a79d7f4c87a8eb |
| SHA1 | f677ab167f38afd442f22a8f8a7ad4dacd7aaa13 |
| SHA256 | 175d8550c840bf0bc6f3f140f8e833833bf708d8acc251387ad1bd33437260be |
| SHA512 | 5d72461e6fbd134dfe7e47d275d7c30200c204a0a9327e1f12eb147e7203e9268f3f6e4674ab44040c5687f7f07eba3f50f4480ce05135d0f075b47f1d7d8237 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g8549363.exe
| MD5 | 58ac9df970a9286d6639fb3fe4505748 |
| SHA1 | c83093b23d3d4d991f6aae9ea6af18179cd8d4c8 |
| SHA256 | 56742d1fa2162bbfdcc22e95e95f1edf4648c1afd35f3808d0c179a26d828723 |
| SHA512 | 789c3c91caf011bc0c938f2ffc095600778052174fe7d4d664cf1ad8ee97a7f54a1b3dee6ccfb0867ada8f11c60ca4d945227cc36a7bd425d87b81bbc423059b |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g8549363.exe
| MD5 | 58ac9df970a9286d6639fb3fe4505748 |
| SHA1 | c83093b23d3d4d991f6aae9ea6af18179cd8d4c8 |
| SHA256 | 56742d1fa2162bbfdcc22e95e95f1edf4648c1afd35f3808d0c179a26d828723 |
| SHA512 | 789c3c91caf011bc0c938f2ffc095600778052174fe7d4d664cf1ad8ee97a7f54a1b3dee6ccfb0867ada8f11c60ca4d945227cc36a7bd425d87b81bbc423059b |
memory/2084-21-0x0000000000400000-0x000000000040A000-memory.dmp
memory/2084-22-0x0000000074800000-0x0000000074FB0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i9930306.exe
| MD5 | 726bb4c9300c4a673619fd2187d1cb18 |
| SHA1 | 564f9e688aed4411c486f474677b0c28bec2a17c |
| SHA256 | 551044d0c8d509162fd6e61bd9737dd7e44fe3debec0a05ced176e62d408ba64 |
| SHA512 | b47f89def123644d1b339abdb8533e7f05220c4c8d48d2fac771b8fd04161f8ca43d441ca53dcc2c2d76093634f98da6947035d7e77c992fc948e82145f0b831 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i9930306.exe
| MD5 | 726bb4c9300c4a673619fd2187d1cb18 |
| SHA1 | 564f9e688aed4411c486f474677b0c28bec2a17c |
| SHA256 | 551044d0c8d509162fd6e61bd9737dd7e44fe3debec0a05ced176e62d408ba64 |
| SHA512 | b47f89def123644d1b339abdb8533e7f05220c4c8d48d2fac771b8fd04161f8ca43d441ca53dcc2c2d76093634f98da6947035d7e77c992fc948e82145f0b831 |
memory/3016-26-0x0000000000640000-0x0000000000670000-memory.dmp
memory/3016-27-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/3016-28-0x0000000005630000-0x0000000005C48000-memory.dmp
memory/3016-29-0x0000000005120000-0x000000000522A000-memory.dmp
memory/3016-30-0x0000000004EC0000-0x0000000004ED2000-memory.dmp
memory/3016-31-0x0000000004F00000-0x0000000004F10000-memory.dmp
memory/3016-32-0x0000000005050000-0x000000000508C000-memory.dmp
memory/2084-33-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/2084-35-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/3016-36-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/3016-37-0x0000000004F00000-0x0000000004F10000-memory.dmp