File name: | Server.exe |
Full analysis: | https://app.any.run/tasks/dbcee43a-2fb6-441b-838f-edcec31d5bae |
Verdict: | Malicious activity |
Analysis date: | October 19, 2020, 23:41:34 |
OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
Indicators: | |
MIME: | application/x-dosexec |
File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
MD5: | FF0DD4233AA247A7C9D3D0E756EC095D |
SHA1: | 4FB3E6A1D40B1FDC79E6F103C61C3BBD3380FDA8 |
SHA256: | 6820044C5E3CEC824FC126D1D11F48C151651811858B6EAFB6D18642A3226018 |
SSDEEP: | 384:rZykLYdM9qIyrWAvZWVOwMRuQl4D7W9D9O5UE5QzwBlpJNakkjh/TzF7pWngPgrW:F2CwFrtZkO9uVjvQO+91+L |
.exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
---|---|---|
.exe | | | Win64 Executable (generic) (21.3) |
.scr | | | Windows screen saver (10.1) |
.dll | | | Win32 Dynamic Link Library (generic) (5) |
.exe | | | Win32 Executable (generic) (3.4) |
Subsystem: | Windows GUI |
---|---|
SubsystemVersion: | 4 |
ImageVersion: | - |
OSVersion: | 4 |
EntryPoint: | 0xc2ae |
UninitializedDataSize: | - |
InitializedDataSize: | 1536 |
CodeSize: | 41984 |
LinkerVersion: | 8 |
PEType: | PE32 |
TimeStamp: | 2020:10:20 01:39:57+02:00 |
MachineType: | Intel 386 or later, and compatibles |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 19-Oct-2020 23:39:57 |
Magic number: | MZ |
---|---|
Bytes on last page of file: | 0x0090 |
Pages in file: | 0x0003 |
Relocations: | 0x0000 |
Size of header: | 0x0004 |
Min extra paragraphs: | 0x0000 |
Max extra paragraphs: | 0xFFFF |
Initial SS value: | 0x0000 |
Initial SP value: | 0x00B8 |
Checksum: | 0x0000 |
Initial IP value: | 0x0000 |
Initial CS value: | 0x0000 |
Overlay number: | 0x0000 |
OEM identifier: | 0x0000 |
OEM information: | 0x0000 |
Address of NE header: | 0x00000080 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
Number of sections: | 3 |
Time date stamp: | 19-Oct-2020 23:39:57 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00002000 | 0x0000A2B4 | 0x0000A400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.67572 |
.rsrc | 0x0000E000 | 0x00000400 | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.51607 |
.reloc | 0x00010000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.0815394 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 5.00112 | 490 | UNKNOWN | UNKNOWN | RT_MANIFEST |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process |
---|---|---|---|---|
1856 | "C:\Users\admin\AppData\Local\Temp\Server.exe" | C:\Users\admin\AppData\Local\Temp\Server.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
956 | "C:\Users\admin\AppData\Local\Temp\system32t.exe" | C:\Users\admin\AppData\Local\Temp\system32t.exe | Server.exe | |
User: admin Integrity Level: MEDIUM | ||||
2788 | schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\admin\AppData\Local\Temp/Server.exe | C:\Windows\system32\schtasks.exe | — | system32t.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) |
PID | Process | Filename | Type | |
---|---|---|---|---|
1856 | Server.exe | C:\Users\admin\AppData\Local\Temp\system32t.exe | executable | |
MD5:FF0DD4233AA247A7C9D3D0E756EC095D | SHA256:6820044C5E3CEC824FC126D1D11F48C151651811858B6EAFB6D18642A3226018 | |||
956 | system32t.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe | executable | |
MD5:FF0DD4233AA247A7C9D3D0E756EC095D | SHA256:6820044C5E3CEC824FC126D1D11F48C151651811858B6EAFB6D18642A3226018 | |||
956 | system32t.exe | C:\Users\admin\AppData\Local\Temp\Server.exe | executable | |
MD5:6F6AFF56812E679C19F17BF8EF27D95A | SHA256:3DFA957438F740A46BE411243180E7EBE73D78A3E1A2B164803CA8D1725A3147 |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
956 | system32t.exe | 3.13.191.225:5552 | 0.tcp.ngrok.io | — | US | malicious |
Domain | IP | Reputation |
---|---|---|
0.tcp.ngrok.io |
| shared |
dns.msftncsi.com |
| shared |
PID | Process | Class | Message |
---|---|---|---|
— | — | Potential Corporate Privacy Violation | ET POLICY DNS Query to a *.ngrok domain (ngrok.io) |