Analysis Overview
SHA256
ef502722e76f66cfe93e458ab9462786f9b3b5d53df788860a38fafbfdae6484
Threat Level: Known bad
The file ef502722e76f66cfe93e458ab9462786f9b3b5d53df788860a38fafbfdae6484 was found to be: Known bad.
Malicious Activity Summary
RedLine
RedLine payload
Redline family
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 21:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 21:06
Reported
2024-11-10 21:09
Platform
win10v2004-20241007-en
Max time kernel
132s
Max time network
150s
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\nXA31.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkY16.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\ef502722e76f66cfe93e458ab9462786f9b3b5d53df788860a38fafbfdae6484.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\nXA31.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\ef502722e76f66cfe93e458ab9462786f9b3b5d53df788860a38fafbfdae6484.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXA31.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkY16.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ef502722e76f66cfe93e458ab9462786f9b3b5d53df788860a38fafbfdae6484.exe
"C:\Users\Admin\AppData\Local\Temp\ef502722e76f66cfe93e458ab9462786f9b3b5d53df788860a38fafbfdae6484.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXA31.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nXA31.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkY16.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkY16.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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.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\nXA31.exe
| MD5 | 293c2d43b3c7bf7c4b1ee6e8e016229e |
| SHA1 | 64fea3459f4aac2200d2d3a546425e3d4a4019e6 |
| SHA256 | fc1e28aaa97224b5c4c67f765f11795370f481415d0b6fd84e9a3854bc29d11f |
| SHA512 | 8ad349f07ade1aeb8370795eb63932b756e74705af58b972e9e4a6bb8d9c8f51ed2eb7a77a0adbbeafa0de61942c2d202e0c7baa6d1fafda5bc65fb3e8499279 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkY16.exe
| MD5 | da6f3bef8abc85bd09f50783059964e3 |
| SHA1 | a0f25f60ec1896c4c920ea397f40e6ce29724322 |
| SHA256 | e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b |
| SHA512 | 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec |
memory/4940-14-0x0000000073D7E000-0x0000000073D7F000-memory.dmp
memory/4940-15-0x0000000000380000-0x00000000003B2000-memory.dmp
memory/4940-16-0x00000000052E0000-0x00000000058F8000-memory.dmp
memory/4940-17-0x0000000004E60000-0x0000000004F6A000-memory.dmp
memory/4940-18-0x0000000004D90000-0x0000000004DA2000-memory.dmp
memory/4940-19-0x0000000004E10000-0x0000000004E4C000-memory.dmp
memory/4940-20-0x0000000004F70000-0x0000000004FBC000-memory.dmp
memory/4940-21-0x0000000073D7E000-0x0000000073D7F000-memory.dmp