| File name: | cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9 |
| Full analysis: | https://app.any.run/tasks/a077cf2f-51ac-4660-aa16-ac9900989287 |
| 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 11, 2024, 23:28:29 |
| 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: | 4A09B65941B75E2C85B9936F725C5F38 |
| SHA1: | 26254499B898269E8C27AACEAAF5547E98B54A15 |
| SHA256: | CB833B6313C41B6F8AE70D5F839F688DF226E15C29E08043EB300A095A1687B9 |
| SSDEEP: | 24576:JYn7T5MjOopQoDAXt4hu52lOomODaeh16u:JA7T5MjOopQoDAXt4hu52lNm6h16u |
MALICIOUS
Connects to the CnC server
- crtdll.exe (PID: 6708)
EMOTET has been detected (SURICATA)
- crtdll.exe (PID: 6708)
SUSPICIOUS
Executable content was dropped or overwritten
- cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe (PID: 5832)
Reads security settings of Internet Explorer
- cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe (PID: 5832)
Starts itself from another location
- cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe (PID: 5832)
Connects to unusual port
- crtdll.exe (PID: 6708)
Connects to the server without a host name
- crtdll.exe (PID: 6708)
Contacting a server suspected of hosting an CnC
- crtdll.exe (PID: 6708)
INFO
Checks supported languages
- cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe (PID: 5832)
- crtdll.exe (PID: 6708)
The process uses the downloaded file
- cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe (PID: 5832)
Reads the machine GUID from the registry
- crtdll.exe (PID: 6708)
Reads the computer name
- cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe (PID: 5832)
- crtdll.exe (PID: 6708)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | InstallShield setup (36.8) |
|---|---|---|
| .exe | | | Win32 Executable MS Visual C++ (generic) (26.6) |
| .exe | | | Win64 Executable (generic) (23.6) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.6) |
| .exe | | | Win32 Executable (generic) (3.8) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:08:07 18:05:22+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 671744 |
| InitializedDataSize: | 344064 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x54d31 |
| 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: | TreeEditor MFC Application |
| FileVersion: | 1, 0, 0, 1 |
| InternalName: | TreeEditor |
| LegalCopyright: | Copyright (C) 2003 |
| LegalTrademarks: | - |
| OriginalFileName: | TreeEditor.EXE |
| ProductName: | TreeEditor 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 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5832 | "C:\Users\admin\Desktop\cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe" | C:\Users\admin\Desktop\cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 6708 | "C:\Users\admin\AppData\Local\OposHost\crtdll.exe" | C:\Users\admin\AppData\Local\OposHost\crtdll.exe | cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: TreeEditor MFC Application Version: 1, 0, 0, 1 Modules
| |||||||||||||||
Total events
587
Read events
584
Write events
3
Delete events
0
Modification events
| (PID) Process: | (6708) crtdll.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (6708) crtdll.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (6708) 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 | |
|---|---|---|---|---|
| 5832 | cb833b6313c41b6f8ae70d5f839f688df226e15c29e08043eb300a095a1687b9.exe | C:\Users\admin\AppData\Local\OposHost\crtdll.exe | executable | |
MD5:4A09B65941B75E2C85B9936F725C5F38 | SHA256:CB833B6313C41B6F8AE70D5F839F688DF226E15C29E08043EB300A095A1687B9 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
13
TCP/UDP connections
27
DNS requests
8
Threats
12
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1248 | RUXIMICS.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5488 | MoUsoCoreWorker.exe | GET | 200 | 23.48.23.156:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6944 | svchost.exe | GET | 200 | 23.48.23.156:80 | 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 |
1248 | RUXIMICS.exe | GET | 200 | 23.48.23.156:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6944 | svchost.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
6708 | crtdll.exe | POST | 502 | 78.189.60.109:443 | http://78.189.60.109:443/Gt5kMb/ | unknown | — | — | unknown |
6708 | crtdll.exe | POST | — | 203.153.216.178:7080 | http://203.153.216.178:7080/gatHKWcbvMXCQBeySd9/0NXSL38NhH/x0ZR5oKSyffD2Rrj9/yP3pQo3oc6/ | unknown | — | — | unknown |
6708 | crtdll.exe | POST | — | 198.57.203.63:8080 | http://198.57.203.63:8080/rXc1jEhbI/3DN98qLsqFQ/ | unknown | — | — | unknown |
6708 | crtdll.exe | POST | — | 51.38.201.19:7080 | http://51.38.201.19:7080/spP1Ixfi/iAWY9H/SRGPec/ | 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 |
1248 | RUXIMICS.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5488 | MoUsoCoreWorker.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6944 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 104.126.37.131:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
5488 | MoUsoCoreWorker.exe | 23.48.23.156:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
6944 | svchost.exe | 23.48.23.156:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
1248 | RUXIMICS.exe | 23.48.23.156:80 | 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 |
|---|---|---|---|
6708 | crtdll.exe | Potentially Bad Traffic | ET POLICY HTTP traffic on port 443 (POST) |
6708 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
6708 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
6708 | crtdll.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
6708 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
6708 | crtdll.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
6708 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
6708 | crtdll.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |
6708 | crtdll.exe | A Network Trojan was detected | ET MALWARE Win32/Emotet CnC Activity (POST) M9 |
6708 | crtdll.exe | Malware Command and Control Activity Detected | ET MALWARE Win32/Emotet CnC Activity (POST) M8 |