Analysis Overview
SHA256
20715a748df4ff5b117d76ad7e95e9182586b26480740780150bbcbb6f9c8b3d
Threat Level: Known bad
The file 20715a748df4ff5b117d76ad7e95e9182586b26480740780150bbcbb6f9c8b3d 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
2024-11-07 02:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-07 02:03
Reported
2024-11-07 02:05
Platform
win10v2004-20241007-en
Max time kernel
149s
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\nHU71.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOL81.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\20715a748df4ff5b117d76ad7e95e9182586b26480740780150bbcbb6f9c8b3d.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\nHU71.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\20715a748df4ff5b117d76ad7e95e9182586b26480740780150bbcbb6f9c8b3d.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHU71.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOL81.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\20715a748df4ff5b117d76ad7e95e9182586b26480740780150bbcbb6f9c8b3d.exe
"C:\Users\Admin\AppData\Local\Temp\20715a748df4ff5b117d76ad7e95e9182586b26480740780150bbcbb6f9c8b3d.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHU71.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHU71.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOL81.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOL81.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 | 154.239.44.20.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 70.209.201.84.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| RU | 193.233.20.13:4136 | tcp | |
| RU | 193.233.20.13:4136 | tcp | |
| US | 8.8.8.8:53 | 168.117.168.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHU71.exe
| MD5 | fd95271416f36ebb039d9bb770fe7c63 |
| SHA1 | 8b364d9ef05a6bb1a614be81c0ecd3ce7b43d504 |
| SHA256 | 22d01539d198438e4f192b971f324ff48ce87615bb5006dec579559bb74ec797 |
| SHA512 | f8568cc30148e59242247e52b0d478caf446a7d2c1e493396573e824771041b9aaa32b5f3eabe60fe149b4a9f9065e9e9b2b8522d5e1cc4458f9f0261398c320 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bOL81.exe
| MD5 | a5f5c5d6291c7ae9e1d1b7ed1e551490 |
| SHA1 | 3d06413341893b838549939e15f8f1eec423d71a |
| SHA256 | 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e |
| SHA512 | d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2 |
memory/740-14-0x0000000074A6E000-0x0000000074A6F000-memory.dmp
memory/740-15-0x0000000000F40000-0x0000000000F72000-memory.dmp
memory/740-16-0x0000000005EA0000-0x00000000064B8000-memory.dmp
memory/740-17-0x0000000005A20000-0x0000000005B2A000-memory.dmp
memory/740-18-0x0000000005950000-0x0000000005962000-memory.dmp
memory/740-19-0x00000000059B0000-0x00000000059EC000-memory.dmp
memory/740-20-0x0000000005B30000-0x0000000005B7C000-memory.dmp
memory/740-21-0x0000000074A6E000-0x0000000074A6F000-memory.dmp