Analysis Overview
SHA256
8fc81d6ac79eaea923f0bbf477fd4df755ed67d3ec7c5c9299add472a28895fa
Threat Level: Known bad
The file 8fc81d6ac79eaea923f0bbf477fd4df755ed67d3ec7c5c9299add472a28895fa 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
2024-11-11 08:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 08:00
Reported
2024-11-11 08:03
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\nzB93.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bbE09.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\8fc81d6ac79eaea923f0bbf477fd4df755ed67d3ec7c5c9299add472a28895fa.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\nzB93.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\IXP000.TMP\nzB93.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bbE09.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8fc81d6ac79eaea923f0bbf477fd4df755ed67d3ec7c5c9299add472a28895fa.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8fc81d6ac79eaea923f0bbf477fd4df755ed67d3ec7c5c9299add472a28895fa.exe
"C:\Users\Admin\AppData\Local\Temp\8fc81d6ac79eaea923f0bbf477fd4df755ed67d3ec7c5c9299add472a28895fa.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nzB93.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nzB93.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bbE09.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bbE09.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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 103.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | udp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nzB93.exe
| MD5 | f4ffb4922bd3bff1401e6681b85e970f |
| SHA1 | da79b7b0ad8e0a8cd2e19b15ca1b43e12bca3233 |
| SHA256 | d189ee1d942ebad82af1974162a3f0af68c32e85285b32b91fd43d76910bf122 |
| SHA512 | b4d8347745033d8e43503a4c18cb889afcba3f9065440dcce72135dba98a52e969545a4c850497a5e1f17638382a1c3befeef022452d244a974d0f5876de690c |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bbE09.exe
| MD5 | da6f3bef8abc85bd09f50783059964e3 |
| SHA1 | a0f25f60ec1896c4c920ea397f40e6ce29724322 |
| SHA256 | e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b |
| SHA512 | 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec |
memory/4064-14-0x000000007457E000-0x000000007457F000-memory.dmp
memory/4064-15-0x00000000006D0000-0x0000000000702000-memory.dmp
memory/4064-16-0x0000000005690000-0x0000000005CA8000-memory.dmp
memory/4064-17-0x00000000051B0000-0x00000000052BA000-memory.dmp
memory/4064-18-0x00000000050E0000-0x00000000050F2000-memory.dmp
memory/4064-19-0x0000000005170000-0x00000000051AC000-memory.dmp
memory/4064-20-0x00000000052C0000-0x000000000530C000-memory.dmp
memory/4064-21-0x000000007457E000-0x000000007457F000-memory.dmp