| File name: | Catlavan.rar |
| Full analysis: | https://app.any.run/tasks/2382cd14-7d5a-4d11-a57f-48d2fbaa86d3 |
| Verdict: | Malicious activity |
| Threats: | Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns. |
| Analysis date: | February 15, 2025, 18:29:05 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-rar |
| File info: | RAR archive data, v5 |
| MD5: | 064C76CCA8214484451BA0FF2FF82950 |
| SHA1: | A3360F237E8D7976C3CA40D8553F8FFDD42BE1E5 |
| SHA256: | 556660CB16D05F05EA54DFB2F288A105B5EA25E98A1F897DF80BB9F0191DF87D |
| SSDEEP: | 3072:0IdHHycTF0rDGshD+CZwgWhcFUYfFYIPhg0kOc5tc:0ItHyI4hD/ZwgWhcFUYfpm0s5m |
MALICIOUS
Steals credentials from Web Browsers
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Actions looks like stealing of personal data
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
SUSPICIOUS
Loads DLL from Mozilla Firefox
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Checks for external IP
- svchost.exe (PID: 2192)
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
INFO
Checks proxy server information
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Reads the software policy settings
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Create files in a temporary directory
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Disables trace logs
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Executable content was dropped or overwritten
- WinRAR.exe (PID: 3848)
Manual execution by a user
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Reads the computer name
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Checks supported languages
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Creates files in the program directory
- Catlavan.exe (PID: 1868)
Reads the machine GUID from the registry
- Catlavan.exe (PID: 5464)
- Catlavan.exe (PID: 1868)
Reads Environment values
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Reads CPU info
- Catlavan.exe (PID: 1868)
- Catlavan.exe (PID: 5464)
Creates files or folders in the user directory
- Catlavan.exe (PID: 5464)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .rar | | | RAR compressed archive (v5.0) (61.5) |
|---|---|---|
| .rar | | | RAR compressed archive (gen) (38.4) |
EXIF
ZIP
| FileVersion: | RAR v5 |
|---|---|
| CompressedSize: | 103936 |
| UncompressedSize: | 281088 |
| OperatingSystem: | Win32 |
| ArchivedFileName: | Catlavan.exe |
Total processes
128
Monitored processes
4
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1868 | "C:\Users\admin\Desktop\Catlavan.exe" | C:\Users\admin\Desktop\Catlavan.exe | explorer.exe | ||||||||||||
User: admin Company: 44 CALIBER Integrity Level: MEDIUM Description: 44 CALIBER Exit code: 0 Version: 1.6.2.0 Modules
| |||||||||||||||
| 2192 | C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s Dnscache | C:\Windows\System32\svchost.exe | services.exe | ||||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Host Process for Windows Services Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3848 | "C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\Desktop\Catlavan.rar | C:\Program Files\WinRAR\WinRAR.exe | explorer.exe | ||||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.91.0 Modules
| |||||||||||||||
| 5464 | "C:\Users\admin\Desktop\Catlavan.exe" | C:\Users\admin\Desktop\Catlavan.exe | explorer.exe | ||||||||||||
User: admin Company: 44 CALIBER Integrity Level: MEDIUM Description: 44 CALIBER Exit code: 0 Version: 1.6.2.0 Modules
| |||||||||||||||
Total events
5 815
Read events
5 782
Write events
33
Delete events
0
Modification events
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\preferences.zip | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\chromium_ext.zip | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\omni_23_10_2024_.zip | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Desktop\Catlavan.rar | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\Interface |
| Operation: | write | Name: | ShowPassword |
Value: 0 | |||
| (PID) Process: | (3848) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\Interface\MainWin |
| Operation: | write | Name: | Placement |
Value: 2C0000000000000001000000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF3D0000002D000000FD03000016020000 | |||
Executable files
1
Suspicious files
22
Text files
8
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1868 | Catlavan.exe | C:\Users\admin\AppData\Local\Temp\tmp906C.tmp.tmpdb | — | |
MD5:— | SHA256:— | |||
| 5464 | Catlavan.exe | C:\Users\admin\AppData\Local\Temp\tmpD6EB.tmp.tmpdb | — | |
MD5:— | SHA256:— | |||
| 1868 | Catlavan.exe | C:\Users\Public\9kie7cg6.default-release\cert9.db | binary | |
MD5:C52CD961FB8188CE1B3D97815AA02978 | SHA256:FE95CAC7B0F158D55188CE091428A8623DB31C927EDA38DC35411D4CB67EA71E | |||
| 1868 | Catlavan.exe | C:\Users\Public\9kie7cg6.default-release\logins.json | binary | |
MD5:DC9ADB7DE19A6753CE90AE94738BFDEF | SHA256:884B04032E2E70A002956218E8EC3491F2B753C4596CEE6E4894DC49AFA0A681 | |||
| 3848 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRb3848.47212\Catlavan.exe | executable | |
MD5:9B7EBF8B6F2F4BE6881AC92AF416013D | SHA256:72CA70479CE8E4A7EC7C24E412791E8EF09C1BE91D92333FEC9C6C0B395E4066 | |||
| 1868 | Catlavan.exe | C:\Users\admin\AppData\Local\Temp\tmp91C9.tmp.dat | binary | |
MD5:95FFD778940E6DF4846B0B12C8DD5821 | SHA256:21A2DEBD389DB456465DFEFFDB15F0AF3FBC46F007CBA67513A13EB10D14E94F | |||
| 1868 | Catlavan.exe | C:\Users\admin\AppData\Local\Temp\tmp91F9.tmp.dat | binary | |
MD5:29A644B1F0D96166A05602FE27B3F4AD | SHA256:BF96902FEB97E990A471492F78EE8386BCF430D66BDAEFDEAFBF912C8CF7CE46 | |||
| 1868 | Catlavan.exe | C:\ProgramData\44\Information.txt | text | |
MD5:3B7488C0E5A93616CDC70B0F9D9FA7DF | SHA256:88279344320D2F326A2323B3BA84D300EF26462C134A71CBDC398DE8CFACFCA8 | |||
| 5464 | Catlavan.exe | C:\Users\admin\AppData\Local\Temp\tmpD75B.tmp.dat | binary | |
MD5:F6C33AC5E1032A0873BE7BFC65169287 | SHA256:D97895CEDED32E33D57BDCACCDBE144E58AA87AF4D2F8855D630286CE30A8D83 | |||
| 1868 | Catlavan.exe | C:\ProgramData\44\Screen.png | binary | |
MD5:527724B025A6E674CFF34988597C8BD6 | SHA256:EE1E8B199C46470F23D5DFA6EFCAE421F5DEE739FF632965C6D1CCFC5A331B11 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
9
TCP/UDP connections
37
DNS requests
21
Threats
6
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
4712 | MoUsoCoreWorker.exe | GET | 200 | 23.48.23.145:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
1920 | svchost.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
1920 | svchost.exe | GET | 200 | 23.48.23.145:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
1904 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
1904 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
4712 | MoUsoCoreWorker.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5064 | SearchApp.exe | GET | 200 | 23.54.109.203:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
1176 | svchost.exe | GET | 200 | 23.54.109.203:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
2324 | backgroundTaskHost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D | unknown | — | — | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
6060 | RUXIMICS.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4712 | MoUsoCoreWorker.exe | 23.48.23.145:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
1920 | svchost.exe | 23.48.23.145:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
1920 | svchost.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4712 | MoUsoCoreWorker.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
1920 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5064 | SearchApp.exe | 104.126.37.171:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
www.bing.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
login.live.com |
| whitelisted |
go.microsoft.com |
| whitelisted |
freegeoip.app |
| whitelisted |
ipbase.com |
| unknown |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2192 | svchost.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] External IP Checker Domain (freegeoip .app) |
1868 | Catlavan.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] SNI External IP Domain Lookup (freegeoip .app) |
2192 | svchost.exe | Potentially Bad Traffic | ET INFO External IP Lookup Domain Domain in DNS Lookup (ipbase .com) |
1868 | Catlavan.exe | Potentially Bad Traffic | ET INFO Observed External IP Lookup Domain (ipbase .com in TLS SNI) |
5464 | Catlavan.exe | Potentially Bad Traffic | ET INFO Observed External IP Lookup Domain (ipbase .com in TLS SNI) |
5464 | Catlavan.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] SNI External IP Domain Lookup (freegeoip .app) |