Analysis Overview
SHA256
21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe
Threat Level: Known bad
The file 21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe was found to be: Known bad.
Malicious Activity Summary
Detects Healer an antivirus disabler dropper
RedLine
Healer
Modifies Windows Defender Real-time Protection settings
Mystic
Detect Mystic stealer payload
Executes dropped EXE
Windows security modification
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-11-03 04:07
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-11-03 04:07
Reported
2023-11-03 04:10
Platform
win10v2004-20231020-en
Max time kernel
140s
Max time network
150s
Command Line
Signatures
Detect Mystic stealer payload
| 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 |
| N/A | N/A | N/A | N/A |
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\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.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\q1712604.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\q1712604.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.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\q1712604.exe | N/A |
Mystic
RedLine
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.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\q1712604.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\21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.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\z7507389.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1484 set thread context of 32 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
| PID 5020 set thread context of 4200 | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe |
Program crash
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe
"C:\Users\Admin\AppData\Local\Temp\21d0424a130446325a54c1d1ebb06f55f1342d911554ef5d56a5d490d4b3acbe.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.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 480 -p 1484 -ip 1484
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 32 -ip 32
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1484 -s 152
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 32 -s 540
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.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 472 -p 5020 -ip 5020
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 152
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 163.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 39.142.81.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| FI | 77.91.124.55:19071 | tcp | |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | 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 |
| FI | 77.91.124.55:19071 | tcp | |
| US | 8.8.8.8:53 | 254.23.238.8.in-addr.arpa | udp |
| FI | 77.91.124.55:19071 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| FI | 77.91.124.55:19071 | tcp | |
| FI | 77.91.124.55:19071 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe
| MD5 | ce9e2943c4562f0ca2295319470450dd |
| SHA1 | 116e75a0e819aa36e422fe1027e6ac879afdd858 |
| SHA256 | 4ac99fae79d6b54ea4e1ff1b147d8648a7e0e93ba502c09520fc7d41807b865e |
| SHA512 | a15f0d6afe1def5f01326ffc5f7e56ccb747e387f1b47f13cc99140ee1050b3a3b2c754a0395daafebcbc9399539a534066a20d8590fdeb88246b89ec287d82a |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7507389.exe
| MD5 | ce9e2943c4562f0ca2295319470450dd |
| SHA1 | 116e75a0e819aa36e422fe1027e6ac879afdd858 |
| SHA256 | 4ac99fae79d6b54ea4e1ff1b147d8648a7e0e93ba502c09520fc7d41807b865e |
| SHA512 | a15f0d6afe1def5f01326ffc5f7e56ccb747e387f1b47f13cc99140ee1050b3a3b2c754a0395daafebcbc9399539a534066a20d8590fdeb88246b89ec287d82a |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe
| MD5 | 76989d4a2115b82a2049cdb33100157a |
| SHA1 | a88856b86bd4d4740012517c0fbfdebaccebe04a |
| SHA256 | fa80a2a8759ff817e06922be933215968a162f55089cd6f26190648fffb15be4 |
| SHA512 | 19719e3eed92c9d907ae53f7d9f77c6421f78d7c6c4094ea87b195f80816a474b124472a0fef4f5bd66eac4939fc89f885332b3a56912b18c4e694b9980107b6 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\q1712604.exe
| MD5 | 76989d4a2115b82a2049cdb33100157a |
| SHA1 | a88856b86bd4d4740012517c0fbfdebaccebe04a |
| SHA256 | fa80a2a8759ff817e06922be933215968a162f55089cd6f26190648fffb15be4 |
| SHA512 | 19719e3eed92c9d907ae53f7d9f77c6421f78d7c6c4094ea87b195f80816a474b124472a0fef4f5bd66eac4939fc89f885332b3a56912b18c4e694b9980107b6 |
memory/2192-14-0x0000000000CA0000-0x0000000000CAA000-memory.dmp
memory/2192-15-0x00007FFB13B70000-0x00007FFB14631000-memory.dmp
memory/2192-16-0x00007FFB13B70000-0x00007FFB14631000-memory.dmp
memory/2192-18-0x00007FFB13B70000-0x00007FFB14631000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe
| MD5 | 2befaa9683c4c672ffd2eb9fe9a80782 |
| SHA1 | 04ec4e0ea3e2f104673b721844dd77674b890839 |
| SHA256 | 3b1a7d89461bd526930e994886400dafb69bc8fa88ee1cd5fa53a734cd2ee71f |
| SHA512 | f8943820277cbfb0d7becaa63f43bc82013ee074fb4e20f682297c9edc056d3c02f1ed60c9645ea88c03a65a86d2790dce4d48813cfda65792c1164757a1f2a9 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8788629.exe
| MD5 | 2befaa9683c4c672ffd2eb9fe9a80782 |
| SHA1 | 04ec4e0ea3e2f104673b721844dd77674b890839 |
| SHA256 | 3b1a7d89461bd526930e994886400dafb69bc8fa88ee1cd5fa53a734cd2ee71f |
| SHA512 | f8943820277cbfb0d7becaa63f43bc82013ee074fb4e20f682297c9edc056d3c02f1ed60c9645ea88c03a65a86d2790dce4d48813cfda65792c1164757a1f2a9 |
memory/32-22-0x0000000000400000-0x0000000000428000-memory.dmp
memory/32-23-0x0000000000400000-0x0000000000428000-memory.dmp
memory/32-24-0x0000000000400000-0x0000000000428000-memory.dmp
memory/32-26-0x0000000000400000-0x0000000000428000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.exe
| MD5 | 86527f1cd9f4956ba87076c0875a5d91 |
| SHA1 | e551435216e95b802ba75f79073321ed6655f15c |
| SHA256 | d8f105ee220b6e99af532bc281740b57a043bf0bb53cd184e90148d04fef4d14 |
| SHA512 | 9d40dacc49d12e0a341a6f4267c6ccddeac734f8aa8e0fc20d30395ff258ce66c870159e5abd857992ea8243b839bf7adcdc0f319ec7cc45eb9b4634cf09b3fa |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0981532.exe
| MD5 | 86527f1cd9f4956ba87076c0875a5d91 |
| SHA1 | e551435216e95b802ba75f79073321ed6655f15c |
| SHA256 | d8f105ee220b6e99af532bc281740b57a043bf0bb53cd184e90148d04fef4d14 |
| SHA512 | 9d40dacc49d12e0a341a6f4267c6ccddeac734f8aa8e0fc20d30395ff258ce66c870159e5abd857992ea8243b839bf7adcdc0f319ec7cc45eb9b4634cf09b3fa |
memory/4200-30-0x0000000000400000-0x0000000000430000-memory.dmp
memory/4200-31-0x0000000073A70000-0x0000000074220000-memory.dmp
memory/4200-32-0x0000000003380000-0x0000000003386000-memory.dmp
memory/4200-33-0x0000000006080000-0x0000000006698000-memory.dmp
memory/4200-34-0x0000000005B70000-0x0000000005C7A000-memory.dmp
memory/4200-35-0x0000000005950000-0x0000000005960000-memory.dmp
memory/4200-36-0x00000000058E0000-0x00000000058F2000-memory.dmp
memory/4200-37-0x0000000005A60000-0x0000000005A9C000-memory.dmp
memory/4200-38-0x0000000005AA0000-0x0000000005AEC000-memory.dmp
memory/4200-39-0x0000000073A70000-0x0000000074220000-memory.dmp
memory/4200-40-0x0000000005950000-0x0000000005960000-memory.dmp