| File name: | 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72 |
| Full analysis: | https://app.any.run/tasks/8148af33-d487-4b7e-9acd-af7cd566be80 |
| 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, 10:19:49 |
| 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, 6 sections |
| MD5: | F9170A9747CE11F88A40FC01E6C4383D |
| SHA1: | 04793FD30EA6C50287844EA6C4CBD677E37E523B |
| SHA256: | 88A76FAFE213324A9736EC8D273794EBD1B3FD4AD6DB85BAAD7A914B68352D72 |
| SSDEEP: | 6144:Ul9+Z2DKjrzbOUyVJaay5Subw8ew7rVPuZDDxLmITeM9gJA2:emuIOubw8ew7rVPuZDDxvqM912 |
MALICIOUS
Connects to the CnC server
- crtdll.exe (PID: 5284)
EMOTET has been detected (SURICATA)
- crtdll.exe (PID: 5284)
SUSPICIOUS
Starts itself from another location
- 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe (PID: 6668)
Executable content was dropped or overwritten
- 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe (PID: 6668)
Reads security settings of Internet Explorer
- 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe (PID: 6668)
- crtdll.exe (PID: 5284)
Connects to the server without a host name
- crtdll.exe (PID: 5284)
Contacting a server suspected of hosting an CnC
- crtdll.exe (PID: 5284)
INFO
The process uses the downloaded file
- 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe (PID: 6668)
Reads the computer name
- crtdll.exe (PID: 5284)
- 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe (PID: 6668)
Checks supported languages
- crtdll.exe (PID: 5284)
- 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe (PID: 6668)
Reads the machine GUID from the registry
- crtdll.exe (PID: 5284)
Checks proxy server information
- crtdll.exe (PID: 5284)
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) (42.2) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (37.3) |
| .dll | | | Win32 Dynamic Link Library (generic) (8.8) |
| .exe | | | Win32 Executable (generic) (6) |
| .exe | | | Generic Win/DOS Executable (2.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:08:21 11:07:38+00:00 |
| ImageFileCharacteristics: | Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 81920 |
| InitializedDataSize: | 147456 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x7350 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 2.0.0.0 |
| ProductVersionNumber: | 2.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Unknown (1409) |
| CharacterSet: | Unicode |
| Comments: | Modified by Cyril COMTE |
| CompanyName: | Waikato University |
| FileDescription: | oscilloscope-compressor |
| FileVersion: | 2, 0, 0, 0 |
| InternalName: | oscilloscope |
| LegalCopyright: | Copyright © 2006 |
| LegalTrademarks: | - |
| OriginalFileName: | oscilloscope.exe->compressor |
| PrivateBuild: | - |
| ProductName: | Waikato University oscilloscope-compressor |
| ProductVersion: | 2, 0, 0, 0 |
| SpecialBuild: | - |
Total processes
125
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 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5284 | "C:\Users\admin\AppData\Local\OposHost\crtdll.exe" | C:\Users\admin\AppData\Local\OposHost\crtdll.exe | 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe | ||||||||||||
User: admin Company: Waikato University Integrity Level: MEDIUM Description: oscilloscope-compressor Version: 2, 0, 0, 0 Modules
| |||||||||||||||
| 6668 | "C:\Users\admin\Desktop\88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe" | C:\Users\admin\Desktop\88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.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: | (5284) crtdll.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (5284) crtdll.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (5284) crtdll.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 | |
|---|---|---|---|---|
| 6668 | 88a76fafe213324a9736ec8d273794ebd1b3fd4ad6db85baad7a914b68352d72.exe | C:\Users\admin\AppData\Local\OposHost\crtdll.exe | executable | |
MD5:F9170A9747CE11F88A40FC01E6C4383D | SHA256:88A76FAFE213324A9736EC8D273794EBD1B3FD4AD6DB85BAAD7A914B68352D72 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
29
DNS requests
9
Threats
9
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5284 | crtdll.exe | POST | — | 162.249.220.190:80 | http://162.249.220.190/6yXzCL/r2p0O8eEV3W3tjB/caaFp/J0qjNP55eGoXdMY7Kh/hCqWCJ9F7nLc/ | unknown | — | — | malicious |
5488 | MoUsoCoreWorker.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 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5984 | RUXIMICS.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5984 | RUXIMICS.exe | GET | 200 | 23.53.40.176:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5284 | crtdll.exe | POST | — | 178.128.14.92:8080 | http://178.128.14.92:8080/Jc38/E4ktBpb95vZhzmRE/9sLFlfJaVhN9mjrvna5/ | unknown | — | — | unknown |
5284 | crtdll.exe | POST | — | 85.25.207.108:8080 | http://85.25.207.108:8080/FZjM7/Ti2WnDDEnl/WrLIKmImR/KXDUXr96eythHZv4hSm/znMc2usBPdhW/V8REU75oS0yzjfAyItV/ | unknown | — | — | unknown |
5284 | crtdll.exe | POST | — | 181.113.229.139:443 | http://181.113.229.139:443/6wqilhqONYl/Ot0DEHVZREy01g/pdP20/kAgDTlhV1Ftc6YudOyV/DFDuMsLhHu5subrdVH/e7j11c7lO7c8t/ | 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 |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
6944 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
5488 | MoUsoCoreWorker.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
5984 | RUXIMICS.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 104.126.37.163:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
5488 | MoUsoCoreWorker.exe | 23.53.40.176:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
6944 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
5984 | RUXIMICS.exe | 23.53.40.176:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
5488 | MoUsoCoreWorker.exe | 184.30.21.171:80 | 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 |
|---|---|---|---|
5284 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
5284 | crtdll.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
5284 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
5284 | crtdll.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
5284 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
5284 | crtdll.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
5284 | crtdll.exe | Potentially Bad Traffic | ET POLICY HTTP traffic on port 443 (POST) |
5284 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
5284 | crtdll.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |