Analysis Overview
SHA256
2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18
Threat Level: Known bad
The file 2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18 was found to be: Known bad.
Malicious Activity Summary
Detect Neshta payload
Neshta
Checks computer location settings
Reads user/profile data of web browsers
Modifies system executable filetype association
Suspicious use of SetThreadContext
Drops file in Windows directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-22 02:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-22 02:06
Reported
2024-05-22 02:09
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Neshta
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | N/A |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4872 set thread context of 2160 | N/A | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe |
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
"C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe"
C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
"C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe"
C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
"C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe"
C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
"C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 170.253.116.51.in-addr.arpa | udp |
Files
memory/4872-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp
memory/4872-1-0x0000000000920000-0x00000000009E8000-memory.dmp
memory/4872-2-0x0000000005930000-0x0000000005ED4000-memory.dmp
memory/4872-3-0x0000000005420000-0x00000000054B2000-memory.dmp
memory/4872-4-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/4872-5-0x0000000005400000-0x000000000540A000-memory.dmp
memory/4872-6-0x00000000058F0000-0x0000000005912000-memory.dmp
memory/4872-7-0x0000000005920000-0x000000000592C000-memory.dmp
memory/4872-8-0x0000000002C90000-0x0000000002CA0000-memory.dmp
memory/4872-9-0x0000000006E70000-0x0000000006EFC000-memory.dmp
memory/4872-10-0x0000000006FA0000-0x000000000703C000-memory.dmp
memory/2160-11-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2160-13-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2160-12-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2160-16-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4872-17-0x0000000074D30000-0x00000000754E0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
| MD5 | bfb1f02f804fac8751a7e624ade46b4f |
| SHA1 | 452827701cc46243eb3654907388c3ca7e68c9e4 |
| SHA256 | 0b6525fa60e909a86bff23f398f6fdf88d2d666901f39cc8fb4cc6800ca92dd1 |
| SHA512 | 64cb56d1f67ec7527dd6d961732e7041ee26b8d3c7ae98638134f46597d326217dfd1ead22f0bcaaf7d7c910a9264259e7f0a5c43b183e64d99dc5ebd944836f |
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
| MD5 | 051424ac433bb5e99ffcca0bcb2ce96b |
| SHA1 | 3c9264fb7ace6e8ab2419514146aef075196d12a |
| SHA256 | 685c331ecc43805b2775995af5d865c8ac172d1543c97ad5d465e546f151197a |
| SHA512 | 1b92812777d9bf729988291eeff26ec7a7364cf8bcb02cb60cc8fb355367aae7d74c0f9a86f5965406545b64b9d41e65ad3f7178a00836bfd4b5bd768b9f31cc |
memory/2160-113-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-22 02:06
Reported
2024-05-22 02:09
Platform
win7-20240215-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Neshta
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | N/A |
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1660 set thread context of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe |
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
"C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe"
C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe
"C:\Users\Admin\AppData\Local\Temp\2c71c987526332f38fe4485dfa0f6134ba4ec24a809d95877a0bba9549883e18.exe"
Network
Files
memory/1660-0-0x00000000746DE000-0x00000000746DF000-memory.dmp
memory/1660-1-0x00000000008F0000-0x00000000009B8000-memory.dmp
memory/1660-2-0x00000000746D0000-0x0000000074DBE000-memory.dmp
memory/1660-3-0x00000000005A0000-0x00000000005C2000-memory.dmp
memory/1660-4-0x00000000004C0000-0x00000000004CC000-memory.dmp
memory/1660-5-0x0000000000420000-0x0000000000430000-memory.dmp
memory/1660-6-0x00000000059E0000-0x0000000005A6C000-memory.dmp
memory/2512-7-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-16-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-18-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2512-20-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-13-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-12-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-11-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-9-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-17-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-10-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2512-8-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1660-21-0x00000000746D0000-0x0000000074DBE000-memory.dmp
C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe
| MD5 | b7c843620d233b8c30a6514860297225 |
| SHA1 | 292e6dd68b24c7945c4d3fbcbff7458fd61fb7a8 |
| SHA256 | 3b270fa3f72584ed8e7d4680a04dfad88219f042f05f6711b17f2a1e08d5d474 |
| SHA512 | e68e66578b5455da52aa55a3cdaef13ae9ba9ea0816d478213a82f60a9972de2eb3e9619d4db7cab2e7e97a92778203c7f606f4ba43eb13481b79db8c1561c28 |
memory/2512-94-0x0000000000400000-0x000000000041B000-memory.dmp