Analysis Overview
SHA256
20dc795fb32e67157888b5824d1291c0a97143b55ccf4dc370e6b6b4169b59da
Threat Level: Known bad
The file 20dc795fb32e67157888b5824d1291c0a97143b55ccf4dc370e6b6b4169b59da was found to be: Known bad.
Malicious Activity Summary
RedLine payload
Redline family
RedLine
Executes dropped EXE
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 18:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 18:50
Reported
2024-11-10 18:53
Platform
win10v2004-20241007-en
Max time kernel
132s
Max time network
153s
Command Line
Signatures
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\nkM72.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bRg06.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\20dc795fb32e67157888b5824d1291c0a97143b55ccf4dc370e6b6b4169b59da.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\nkM72.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\20dc795fb32e67157888b5824d1291c0a97143b55ccf4dc370e6b6b4169b59da.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkM72.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bRg06.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\20dc795fb32e67157888b5824d1291c0a97143b55ccf4dc370e6b6b4169b59da.exe
"C:\Users\Admin\AppData\Local\Temp\20dc795fb32e67157888b5824d1291c0a97143b55ccf4dc370e6b6b4169b59da.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkM72.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkM72.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bRg06.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bRg06.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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.190.18.2.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 99.209.201.84.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 66.209.201.84.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| RU | 193.233.20.12:4132 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkM72.exe
| MD5 | 89a54cf791be5bf4d18c43b1415df80e |
| SHA1 | 10d00573123170db3af87dc923b7328e8917e330 |
| SHA256 | dbe2221311fe24252c8f325ddf9ba942ce8e5974657138f3394afc433ad6d493 |
| SHA512 | 12c03ae2d3173e2609b678492780779af0a5e8355f98039543d182623191f71af716627e91a3a1a3f84ceb31ac1b46533fb2522ea67f469f4f051b33454b9b9a |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bRg06.exe
| MD5 | da6f3bef8abc85bd09f50783059964e3 |
| SHA1 | a0f25f60ec1896c4c920ea397f40e6ce29724322 |
| SHA256 | e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b |
| SHA512 | 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec |
memory/5108-14-0x0000000074AFE000-0x0000000074AFF000-memory.dmp
memory/5108-15-0x00000000007A0000-0x00000000007D2000-memory.dmp
memory/5108-16-0x00000000055B0000-0x0000000005BC8000-memory.dmp
memory/5108-17-0x0000000005130000-0x000000000523A000-memory.dmp
memory/5108-18-0x0000000005070000-0x0000000005082000-memory.dmp
memory/5108-19-0x00000000050D0000-0x000000000510C000-memory.dmp
memory/5108-20-0x0000000005240000-0x000000000528C000-memory.dmp
memory/5108-21-0x0000000074AFE000-0x0000000074AFF000-memory.dmp