Analysis Overview
SHA256
4b9897370737dbdeaebf2a0cd79b7ad883c0ec62f662e22c57204d9368c24d65
Threat Level: Known bad
The file 4b9897370737dbdeaebf2a0cd79b7ad883c0ec62f662e22c57204d9368c24d65 was found to be: Known bad.
Malicious Activity Summary
RedLine
RedLine payload
Redline family
Executes dropped EXE
Adds Run key to start application
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 18:26
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 18:26
Reported
2024-11-10 18:29
Platform
win10v2004-20241007-en
Max time kernel
131s
Max time network
148s
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\nCd35.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bPi65.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\nCd35.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\4b9897370737dbdeaebf2a0cd79b7ad883c0ec62f662e22c57204d9368c24d65.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\4b9897370737dbdeaebf2a0cd79b7ad883c0ec62f662e22c57204d9368c24d65.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCd35.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bPi65.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4b9897370737dbdeaebf2a0cd79b7ad883c0ec62f662e22c57204d9368c24d65.exe
"C:\Users\Admin\AppData\Local\Temp\4b9897370737dbdeaebf2a0cd79b7ad883c0ec62f662e22c57204d9368c24d65.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCd35.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCd35.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bPi65.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bPi65.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.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 | 73.190.18.2.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| 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 | 14.227.111.52.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\nCd35.exe
| MD5 | 3533e26a471617dfc9bcb1ee75a82f0b |
| SHA1 | 276ceb00301db7f5af25e99670c99dd8d5dd53d5 |
| SHA256 | d9f5ba3bd5018e6e784d6fd90c6c24cc88b8fe69187ac4fb950fa49ccc6e9631 |
| SHA512 | 5a3ad2ff89d38558d6b6a882b10d6962ea71015e7b40eb964c8931f84e40ba10c8062beb80cb9e1f86a691ab9a48b7556dfdd27c6b91b9718b8ddf68b0fdc93f |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bPi65.exe
| MD5 | da6f3bef8abc85bd09f50783059964e3 |
| SHA1 | a0f25f60ec1896c4c920ea397f40e6ce29724322 |
| SHA256 | e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b |
| SHA512 | 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec |
memory/1916-14-0x0000000074B3E000-0x0000000074B3F000-memory.dmp
memory/1916-15-0x0000000000180000-0x00000000001B2000-memory.dmp
memory/1916-16-0x00000000050E0000-0x00000000056F8000-memory.dmp
memory/1916-17-0x0000000004C60000-0x0000000004D6A000-memory.dmp
memory/1916-18-0x0000000004B90000-0x0000000004BA2000-memory.dmp
memory/1916-19-0x0000000004BF0000-0x0000000004C2C000-memory.dmp
memory/1916-20-0x0000000004D70000-0x0000000004DBC000-memory.dmp
memory/1916-21-0x0000000074B3E000-0x0000000074B3F000-memory.dmp