Analysis Overview
SHA256
d4ed979de791158ae25a98d7f4a36fe32411356aaa2a2809d57a31df6d23ee5a
Threat Level: Shows suspicious behavior
The file 6d9af331f54162af9a1749c91e956860_NEIKI was found to be: Shows suspicious behavior.
Malicious Activity Summary
ASPack v2.12-2.42
Writes to the Master Boot Record (MBR)
Unsigned PE
Enumerates physical storage devices
Modifies registry class
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 22:01
Signatures
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 22:01
Reported
2024-05-08 22:03
Platform
win7-20240508-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile\isogg = "alrGady" | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8 | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8\EditFlags = "65536" | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Sheet.8\EditFlags = "65536" | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Classes\PowerPoint.Show.8\EditFlags = "65536" | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.yyebook.com | udp |
Files
memory/2024-0-0x0000000000400000-0x000000000078C000-memory.dmp
memory/2024-1-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2024-3-0x0000000003410000-0x0000000003411000-memory.dmp
memory/2024-5-0x0000000000400000-0x000000000078C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 22:01
Reported
2024-05-08 22:03
Platform
win10v2004-20240508-en
Max time kernel
93s
Max time network
124s
Command Line
Signatures
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8 | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8\EditFlags = "65536" | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Classes\Excel.Sheet.8\EditFlags = "65536" | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Classes\PowerPoint.Show.8\EditFlags = "65536" | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\ywsfile\isogg = "alrGady" | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\6d9af331f54162af9a1749c91e956860_NEIKI.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 | www.yyebook.com | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.75:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 75.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
Files
memory/3328-0-0x0000000000400000-0x000000000078C000-memory.dmp
memory/3328-1-0x0000000000990000-0x0000000000991000-memory.dmp
memory/3328-3-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
memory/3328-5-0x0000000000400000-0x000000000078C000-memory.dmp