Analysis Overview
SHA256
73f183fd197df02048750abecb35b35f07321692eeb04fa88ae306a529430de5
Threat Level: Known bad
The file 73f183fd197df02048750abecb35b35f07321692eeb04fa88ae306a529430de5 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 19:12
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 19:12
Reported
2024-11-10 19:15
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
151s
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\nLr76.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOh14.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\73f183fd197df02048750abecb35b35f07321692eeb04fa88ae306a529430de5.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\nLr76.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\73f183fd197df02048750abecb35b35f07321692eeb04fa88ae306a529430de5.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLr76.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOh14.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\73f183fd197df02048750abecb35b35f07321692eeb04fa88ae306a529430de5.exe
"C:\Users\Admin\AppData\Local\Temp\73f183fd197df02048750abecb35b35f07321692eeb04fa88ae306a529430de5.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLr76.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLr76.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOh14.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOh14.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 | 133.211.185.52.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 | |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.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 | 83.210.23.2.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| RU | 193.233.20.12:4132 | tcp | |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 85.65.42.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLr76.exe
| MD5 | 0d07d2086467ad5ab74c1d44abcb6fad |
| SHA1 | a3ec643b2a8e6e21ac753eab5f8aad7cd2d1b977 |
| SHA256 | a7c4b5ca21e27a0f80fcc664952c0db6125f65a8f303d1a16080b271e6f41025 |
| SHA512 | 1a9a2402242fc31e4f9bea0f004f9f9ded84ec1a3e0c05becf3f9e0b367f86c629cb31235b68cd3d824918d87e61499b76854c3db89dda572779639492dd1343 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOh14.exe
| MD5 | da6f3bef8abc85bd09f50783059964e3 |
| SHA1 | a0f25f60ec1896c4c920ea397f40e6ce29724322 |
| SHA256 | e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b |
| SHA512 | 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec |
memory/4464-14-0x000000007416E000-0x000000007416F000-memory.dmp
memory/4464-15-0x00000000004F0000-0x0000000000522000-memory.dmp
memory/4464-16-0x0000000005310000-0x0000000005928000-memory.dmp
memory/4464-17-0x0000000004E90000-0x0000000004F9A000-memory.dmp
memory/4464-18-0x0000000004DC0000-0x0000000004DD2000-memory.dmp
memory/4464-19-0x0000000004E50000-0x0000000004E8C000-memory.dmp
memory/4464-20-0x0000000004FA0000-0x0000000004FEC000-memory.dmp
memory/4464-21-0x000000007416E000-0x000000007416F000-memory.dmp