Analysis Overview
SHA256
9c3f8df80193c085912c9950c58051ae77c321975784cc069ceacd4f57d5861d
Threat Level: Shows suspicious behavior
The file [email protected] was found to be: Shows suspicious behavior.
Malicious Activity Summary
Deletes itself
Executes dropped EXE
Loads dropped DLL
Writes to the Master Boot Record (MBR)
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-11 14:37
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-11 14:37
Reported
2024-06-11 14:38
Platform
win7-20240508-en
Max time kernel
3s
Max time network
4s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\sys3.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\sys3.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | C:\Users\Admin\AppData\Local\Temp\sys3.exe | N/A |
| File opened for modification | \??\PHYSICALDRIVE0 | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\sys3.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1224 wrote to memory of 1104 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Users\Admin\AppData\Local\Temp\sys3.exe |
| PID 1224 wrote to memory of 1104 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Users\Admin\AppData\Local\Temp\sys3.exe |
| PID 1224 wrote to memory of 1104 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Users\Admin\AppData\Local\Temp\sys3.exe |
| PID 1224 wrote to memory of 1104 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Users\Admin\AppData\Local\Temp\sys3.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\[email protected]
"C:\Users\Admin\AppData\Local\Temp\[email protected]"
C:\Users\Admin\AppData\Local\Temp\sys3.exe
C:\Users\Admin\AppData\Local\Temp\\sys3.exe
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
Network
Files
memory/1224-0-0x000000002AA00000-0x000000002AA24000-memory.dmp
\Users\Admin\AppData\Local\Temp\sys3.exe
| MD5 | 70108103a53123201ceb2e921fcfe83c |
| SHA1 | c71799a6a6d09ee758b04cdf90a4ab76fbd2a7e3 |
| SHA256 | 9c3f8df80193c085912c9950c58051ae77c321975784cc069ceacd4f57d5861d |
| SHA512 | 996701c65eee7f781c2d22dce63f4a95900f36b97a99dcf833045bce239a08b3c2f6326b3a808431cdab92d59161dd80763e44126578e160d79b7095175d276b |
memory/1224-9-0x000000002AA00000-0x000000002AA24000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\systm.txt
| MD5 | ab7368e081dc109f4133ffd943c98b74 |
| SHA1 | 1847691b3535b25f368389327543392eafd3e4fa |
| SHA256 | 6c2c3417ded140721c60368f64f02b4d4ed5f39b528450b75d2475da4b80c1ae |
| SHA512 | e59e763b66ab716a72d3121d8a8b9b6a2dd4beb89e949202ae55ef0a1cef316d56071df8a41a587c605d1575c18f2f4f3a41d2cb174a89558722e9730a913912 |
memory/2580-12-0x0000000002E10000-0x0000000002E11000-memory.dmp
memory/2524-13-0x0000000002B30000-0x0000000002B31000-memory.dmp