Analysis Overview
SHA256
b85eb2e9c9196e577928ac5841912cb8e7a6c5e9394bd56becac426964d4ae20
Threat Level: Known bad
The file b85eb2e9c9196e577928ac5841912cb8e7a6c5e9394bd56becac426964d4ae20 was found to be: Known bad.
Malicious Activity Summary
Detects Healer an antivirus disabler dropper
Healer
Modifies Windows Defender Real-time Protection settings
Executes dropped EXE
Windows security modification
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-03 02:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-03 02:42
Reported
2023-10-03 02:44
Platform
win10-20230915-en
Max time kernel
127s
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\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.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\q9797964.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\q9797964.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\q9797964.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8452820.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9812812.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z2452599.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z8405370.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r3304296.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\q9797964.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_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\z9812812.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\z2452599.exe | N/A |
| 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\z8405370.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\b85eb2e9c9196e577928ac5841912cb8e7a6c5e9394bd56becac426964d4ae20.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\z8452820.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2332 set thread context of 3128 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r3304296.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\r3304296.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\q9797964.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b85eb2e9c9196e577928ac5841912cb8e7a6c5e9394bd56becac426964d4ae20.exe
"C:\Users\Admin\AppData\Local\Temp\b85eb2e9c9196e577928ac5841912cb8e7a6c5e9394bd56becac426964d4ae20.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8452820.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8452820.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9812812.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9812812.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z2452599.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z2452599.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z8405370.exe
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z8405370.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r3304296.exe
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r3304296.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 2332 -s 604
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3128 -s 568
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | f.f.f.f.7.d.6.8.a.b.1.b.c.7.8.f.f.f.f.f.7.d.6.8.8.0.8.0.8.0.8.0.ip6.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.65.42.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8452820.exe
| MD5 | d067519496ac56226e4ca0a4a21adea2 |
| SHA1 | 306093ba592ea835613fc4fe1bc02a68a1c82b89 |
| SHA256 | 249b02bb16ea7fc59c3c112608ce7682402242f756ac6359484b641c405e7fb8 |
| SHA512 | ea4f346d18fa3b144263f20993ad2864fd838cd906ba4db8fe20f76c1619f143c2e8e73ce848b5e6f8d402526ea106be6afde5509f95bebead8588e08b3a3d39 |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8452820.exe
| MD5 | d067519496ac56226e4ca0a4a21adea2 |
| SHA1 | 306093ba592ea835613fc4fe1bc02a68a1c82b89 |
| SHA256 | 249b02bb16ea7fc59c3c112608ce7682402242f756ac6359484b641c405e7fb8 |
| SHA512 | ea4f346d18fa3b144263f20993ad2864fd838cd906ba4db8fe20f76c1619f143c2e8e73ce848b5e6f8d402526ea106be6afde5509f95bebead8588e08b3a3d39 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9812812.exe
| MD5 | 05707e311c996caee4862edf9a797f55 |
| SHA1 | f76f2f346aea5f04b760b2ed787f660b507b8138 |
| SHA256 | fc31a6ce744069eaa11e12cf0cb695268580adc43d2892a4b3fe55208c4683ed |
| SHA512 | ad8e68b28940358b849f214c7b94b112845af74c94ba717c70d9c7ddc71d17bad53af22e7f2f09dbf0a24e8e693fc62b317cdaca0f2ed24262cd4369e3f811c9 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9812812.exe
| MD5 | 05707e311c996caee4862edf9a797f55 |
| SHA1 | f76f2f346aea5f04b760b2ed787f660b507b8138 |
| SHA256 | fc31a6ce744069eaa11e12cf0cb695268580adc43d2892a4b3fe55208c4683ed |
| SHA512 | ad8e68b28940358b849f214c7b94b112845af74c94ba717c70d9c7ddc71d17bad53af22e7f2f09dbf0a24e8e693fc62b317cdaca0f2ed24262cd4369e3f811c9 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z2452599.exe
| MD5 | 105bf4a316fb664e65b2e97ad6a5ecfd |
| SHA1 | 5c174d8a20a64fac0a9eadbef4b13bf69c35683e |
| SHA256 | 6a0b16bbf0a5d5a20005fd9253001e89a1fc4e5016e291f21096df7b09e72396 |
| SHA512 | a25bcab66e7ef758ead67a085a561169b090f38a211fba92304531b21e37ea783a8afe519b115481321870124fee450072ed635d6993397ef37bc76926f736e1 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z2452599.exe
| MD5 | 105bf4a316fb664e65b2e97ad6a5ecfd |
| SHA1 | 5c174d8a20a64fac0a9eadbef4b13bf69c35683e |
| SHA256 | 6a0b16bbf0a5d5a20005fd9253001e89a1fc4e5016e291f21096df7b09e72396 |
| SHA512 | a25bcab66e7ef758ead67a085a561169b090f38a211fba92304531b21e37ea783a8afe519b115481321870124fee450072ed635d6993397ef37bc76926f736e1 |
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z8405370.exe
| MD5 | 3c5adf796fd3080ff3b5e72c417b669b |
| SHA1 | 2a8781090ae982ac09c709322b07221b53a38362 |
| SHA256 | 206680f5afd989d83b103d8d0afc86bd7798afd4d67687a5b73f9fc5eadbdd21 |
| SHA512 | bb90b07668bd1c9e5c8d8bdd231fab25ef2d8213487cee506cc936ece957622ad9c0ab4e130e059a0c31db548872b38a9a39667922c334482f13143e7fd581bd |
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z8405370.exe
| MD5 | 3c5adf796fd3080ff3b5e72c417b669b |
| SHA1 | 2a8781090ae982ac09c709322b07221b53a38362 |
| SHA256 | 206680f5afd989d83b103d8d0afc86bd7798afd4d67687a5b73f9fc5eadbdd21 |
| SHA512 | bb90b07668bd1c9e5c8d8bdd231fab25ef2d8213487cee506cc936ece957622ad9c0ab4e130e059a0c31db548872b38a9a39667922c334482f13143e7fd581bd |
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.exe
| MD5 | 522f3d34513d6cd6738a96dbf024a7ab |
| SHA1 | 6999a9dedaec290805e8a387469e54ba6deccb57 |
| SHA256 | 5f9253f321622fd22e214d58154284462a6580d96dbfead4f0c8c58737ee9091 |
| SHA512 | c440da254f557a981585144524813c069c5f49806479db43df5adfefaac01b7ac52d29fb0c850d2d4f297fa616d2788222c6a1284a1b283dfc9b346743919451 |
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q9797964.exe
| MD5 | 522f3d34513d6cd6738a96dbf024a7ab |
| SHA1 | 6999a9dedaec290805e8a387469e54ba6deccb57 |
| SHA256 | 5f9253f321622fd22e214d58154284462a6580d96dbfead4f0c8c58737ee9091 |
| SHA512 | c440da254f557a981585144524813c069c5f49806479db43df5adfefaac01b7ac52d29fb0c850d2d4f297fa616d2788222c6a1284a1b283dfc9b346743919451 |
memory/656-35-0x0000000000970000-0x000000000097A000-memory.dmp
memory/656-36-0x00007FFF1BCD0000-0x00007FFF1C6BC000-memory.dmp
memory/656-38-0x00007FFF1BCD0000-0x00007FFF1C6BC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r3304296.exe
| MD5 | 13f89dd0b3e5c439f324930e406a5bda |
| SHA1 | bda6c49c22abcdb7839cfff56b40d53eed6359dd |
| SHA256 | 817bc048781e236e42702521f82550b1a85060fa1e4a0caf08a6547c35baa4bc |
| SHA512 | a02c15161d82db9219a69e38e336ab1a2c3e7e77aa16e7f614219d5859ea37e7d38e4372a7adbaf146508713d96781eebced31624ebbdecb58c9820859bafe28 |
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r3304296.exe
| MD5 | 13f89dd0b3e5c439f324930e406a5bda |
| SHA1 | bda6c49c22abcdb7839cfff56b40d53eed6359dd |
| SHA256 | 817bc048781e236e42702521f82550b1a85060fa1e4a0caf08a6547c35baa4bc |
| SHA512 | a02c15161d82db9219a69e38e336ab1a2c3e7e77aa16e7f614219d5859ea37e7d38e4372a7adbaf146508713d96781eebced31624ebbdecb58c9820859bafe28 |
memory/3128-42-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3128-45-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3128-46-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3128-48-0x0000000000400000-0x0000000000428000-memory.dmp