| File name: | 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a |
| Full analysis: | https://app.any.run/tasks/774ac1c7-5603-4113-928d-c360a85c2b39 |
| Verdict: | Malicious activity |
| Threats: | Emotet is one of the most dangerous trojans ever created. Over the course of its lifetime, it was upgraded to become a very destructive malware. It targets mostly corporate victims but even private users get infected in mass spam email campaigns. |
| Analysis date: | November 16, 2024, 15:33:49 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 4 sections |
| MD5: | E7474AB488167F2C9937C1A18AFCA44F |
| SHA1: | 33657BA6CC60B86CFB5B0E3CE0B58944D9B3D897 |
| SHA256: | 29F6B63E894F8D36E74868307ADBF025E7C4AE996FBEF3DEBE910E680B1C8D0A |
| SSDEEP: | 768:KvlMMX2JKv6YGxeuNPBgA1/sBtZ6Cv/ndViSXRUZxhDHuJa37x:0pGQyYGxeuNTGZ9/ndXssar |
MALICIOUS
EMOTET has been detected (SURICATA)
- catsrv.exe (PID: 2620)
Connects to the CnC server
- catsrv.exe (PID: 2620)
SUSPICIOUS
Reads security settings of Internet Explorer
- 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe (PID: 5828)
Executable content was dropped or overwritten
- 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe (PID: 5828)
Starts itself from another location
- 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe (PID: 5828)
Connects to the server without a host name
- catsrv.exe (PID: 2620)
Contacting a server suspected of hosting an CnC
- catsrv.exe (PID: 2620)
INFO
Checks supported languages
- 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe (PID: 5828)
- catsrv.exe (PID: 2620)
Reads the computer name
- catsrv.exe (PID: 2620)
- 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe (PID: 5828)
Reads the machine GUID from the registry
- catsrv.exe (PID: 2620)
The process uses the downloaded file
- 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe (PID: 5828)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable MS Visual C++ (generic) (67.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (14.2) |
| .exe | | | Win32 Executable (generic) (9.7) |
| .exe | | | Generic Win/DOS Executable (4.3) |
| .exe | | | DOS Executable Generic (4.3) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:08:11 19:39:59+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 8192 |
| InitializedDataSize: | 49152 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x28ee |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.1 |
| ProductVersionNumber: | 1.0.0.1 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | - |
| FileDescription: | UseShGetFileInfoDemo MFC Application |
| FileVersion: | 1, 0, 0, 1 |
| InternalName: | UseShGetFileInfoDemo |
| LegalCopyright: | Copyright (C) 2003 |
| LegalTrademarks: | - |
| OriginalFileName: | UseShGetFileInfoDemo.EXE |
| ProductName: | UseShGetFileInfoDemo Application |
| ProductVersion: | 1, 0, 0, 1 |
Total processes
123
Monitored processes
2
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2620 | "C:\Users\admin\AppData\Local\mscpxl32\catsrv.exe" | C:\Users\admin\AppData\Local\mscpxl32\catsrv.exe | 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: UseShGetFileInfoDemo MFC Application Version: 1, 0, 0, 1 Modules
| |||||||||||||||
| 5828 | "C:\Users\admin\Desktop\29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe" | C:\Users\admin\Desktop\29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
Total events
587
Read events
584
Write events
3
Delete events
0
Modification events
| (PID) Process: | (2620) catsrv.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (2620) catsrv.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (2620) catsrv.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 5828 | 29f6b63e894f8d36e74868307adbf025e7c4ae996fbef3debe910e680b1c8d0a.exe | C:\Users\admin\AppData\Local\mscpxl32\catsrv.exe | executable | |
MD5:E7474AB488167F2C9937C1A18AFCA44F | SHA256:29F6B63E894F8D36E74868307ADBF025E7C4AE996FBEF3DEBE910E680B1C8D0A | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
12
TCP/UDP connections
33
DNS requests
8
Threats
10
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
6944 | svchost.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
6944 | svchost.exe | GET | 200 | 23.53.40.176:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5488 | MoUsoCoreWorker.exe | GET | 200 | 23.53.40.176:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5640 | RUXIMICS.exe | GET | 200 | 23.53.40.176:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5488 | MoUsoCoreWorker.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5640 | RUXIMICS.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
2620 | catsrv.exe | POST | — | 92.24.51.238:80 | http://92.24.51.238/i2FTkQWbfg9w/WsIpKyihv4cTTA/7uVXfypUD/ | unknown | — | — | malicious |
2620 | catsrv.exe | POST | — | 188.166.25.84:8080 | http://188.166.25.84:8080/sb8yagPn8eLaaXVv5/ZOer6/ | unknown | — | — | unknown |
2620 | catsrv.exe | POST | — | 139.99.157.213:8080 | http://139.99.157.213:8080/QXCCRPpDvfPj7fP/CBn1/999U/aHamNafmQVX00nVP/D9Ke8asLz5B3VREnut/Fxg93Is7FLN9HQHTH/ | unknown | — | — | unknown |
2620 | catsrv.exe | POST | — | 5.79.70.250:8080 | http://5.79.70.250:8080/p6JO9se59MYcCt3oqmO/fc1ltOo0TO1/MbnQ9i1EGW3VnzfwYW/XCYwNUcy/ | unknown | — | — | unknown |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
6944 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
5488 | MoUsoCoreWorker.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
5640 | RUXIMICS.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 92.123.104.66:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
6944 | svchost.exe | 23.53.40.176:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
5488 | MoUsoCoreWorker.exe | 23.53.40.176:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
5640 | RUXIMICS.exe | 23.53.40.176:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
6944 | svchost.exe | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
www.bing.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2620 | catsrv.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
2620 | catsrv.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
2620 | catsrv.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
2620 | catsrv.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
2620 | catsrv.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
2620 | catsrv.exe | Potentially Bad Traffic | ET POLICY HTTP traffic on port 443 (POST) |
2620 | catsrv.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
2620 | catsrv.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
2620 | catsrv.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
2620 | catsrv.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |