Analysis Overview
SHA256
84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b
Threat Level: Known bad
The file 84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b 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 06:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 06:18
Reported
2024-11-10 06:21
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\nMk93.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bXX92.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\84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b.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\nMk93.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\84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMk93.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bXX92.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b.exe
"C:\Users\Admin\AppData\Local\Temp\84f20f80eb05a92d3c4dfa190d1c7577d52a2cb365511dfe2baf7556298a9b6b.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMk93.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nMk93.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bXX92.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bXX92.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 |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.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 | 171.39.242.20.in-addr.arpa | udp |
| 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 | 240.221.184.93.in-addr.arpa | udp |
| RU | 193.233.20.12:4132 | tcp | |
| US | 8.8.8.8:53 | 74.208.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.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\nMk93.exe
| MD5 | be1ccfe6183645e8651fe0e7e12e569b |
| SHA1 | c6c96f514ab83bde8a590f9c16109339a5426686 |
| SHA256 | f820906998f80560022e35d07eb9ed7b8f0fd0ddb001d1c28ded671e03456122 |
| SHA512 | 647f7bf1795973dc7d566921f756149069e4085ce7c86f396cd680a8e0526f566e8f8d8693c64f6e296e364c2fada164df947b601411d419cf0c720e69aec281 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bXX92.exe
| MD5 | da6f3bef8abc85bd09f50783059964e3 |
| SHA1 | a0f25f60ec1896c4c920ea397f40e6ce29724322 |
| SHA256 | e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b |
| SHA512 | 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec |
memory/3780-14-0x00007FFBCB2F0000-0x00007FFBCB4E5000-memory.dmp
memory/3780-15-0x00000000005B0000-0x00000000005E2000-memory.dmp
memory/3780-16-0x0000000005510000-0x0000000005B28000-memory.dmp
memory/3780-17-0x0000000005090000-0x000000000519A000-memory.dmp
memory/3780-18-0x0000000004FD0000-0x0000000004FE2000-memory.dmp
memory/3780-19-0x0000000005030000-0x000000000506C000-memory.dmp
memory/3780-20-0x00000000051A0000-0x00000000051EC000-memory.dmp
memory/3780-21-0x00007FFBCB2F0000-0x00007FFBCB4E5000-memory.dmp