| File name: | TeamViewer.7z |
| Full analysis: | https://app.any.run/tasks/15f9d084-00f6-4fb9-9d72-d9c7e0be3368 |
| 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: | March 26, 2025, 23:23:34 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-7z-compressed |
| File info: | 7-zip archive data, version 0.4 |
| MD5: | 2D1F03C0AD0133D8A82FE1D7F85A9B1D |
| SHA1: | 0D70F34BDE35D52FB26C3E2FC9CF57B5A53529BC |
| SHA256: | 24D38BFB501EA49A351211DAD23F81510B97632D7D50AABFF22AC673EAC0CFBC |
| SSDEEP: | 49152:uekmUUSJQcgxK8w+3sgoJd+ncPBfKmjgbvnWvGiw+jYhYaCc0L3wK5BLgwOeYNX+:2bCcgx5w+3Ho3gcPBymgbPl+jYhYlcC1 |
MALICIOUS
Executing a file with an untrusted certificate
- TeamViewer.exe (PID: 7580)
Steals credentials from Web Browsers
- TeamViewer.exe (PID: 7580)
Actions looks like stealing of personal data
- TeamViewer.exe (PID: 7580)
TEAMVIEWER has been detected (SURICATA)
- TeamViewer.exe (PID: 7580)
SUSPICIOUS
Possibly malicious use of IEX has been detected
- TeamViewer.exe (PID: 7580)
The process executes Powershell scripts
- TeamViewer.exe (PID: 7580)
Starts POWERSHELL.EXE for commands execution
- TeamViewer.exe (PID: 7580)
Reads security settings of Internet Explorer
- TeamViewer.exe (PID: 7580)
Potential Corporate Privacy Violation
- TeamViewer.exe (PID: 7580)
Gets content of a file (POWERSHELL)
- powershell.exe (PID: 7796)
There is functionality for taking screenshot (YARA)
- TeamViewer.exe (PID: 7580)
INFO
The sample compiled with english language support
- WinRAR.exe (PID: 7448)
Creates files or folders in the user directory
- BackgroundTransferHost.exe (PID: 1660)
- TeamViewer.exe (PID: 7580)
Executable content was dropped or overwritten
- WinRAR.exe (PID: 7448)
Reads security settings of Internet Explorer
- BackgroundTransferHost.exe (PID: 1660)
- BackgroundTransferHost.exe (PID: 7228)
- BackgroundTransferHost.exe (PID: 7440)
- BackgroundTransferHost.exe (PID: 1568)
- BackgroundTransferHost.exe (PID: 8156)
Checks proxy server information
- BackgroundTransferHost.exe (PID: 1660)
- TeamViewer.exe (PID: 7580)
Reads the software policy settings
- BackgroundTransferHost.exe (PID: 1660)
- TeamViewer.exe (PID: 7580)
- slui.exe (PID: 7752)
Reads Microsoft Office registry keys
- OpenWith.exe (PID: 3096)
Manual execution by a user
- TeamViewer.exe (PID: 7580)
Checks supported languages
- TeamViewer.exe (PID: 7580)
- ShellExperienceHost.exe (PID: 7212)
Reads the computer name
- TeamViewer.exe (PID: 7580)
- ShellExperienceHost.exe (PID: 7212)
TeamViewer related mutex has been found
- TeamViewer.exe (PID: 7580)
Reads the machine GUID from the registry
- TeamViewer.exe (PID: 7580)
ULTRAVIEWER has been detected
- TeamViewer.exe (PID: 7580)
Process checks computer location settings
- TeamViewer.exe (PID: 7580)
TEAMVIEWER has been detected
- TeamViewer.exe (PID: 7580)
- TeamViewer.exe (PID: 7580)
Script raised an exception (POWERSHELL)
- powershell.exe (PID: 7796)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .7z | | | 7-Zip compressed archive (v0.4) (57.1) |
|---|---|---|
| .7z | | | 7-Zip compressed archive (gen) (42.8) |
EXIF
ZIP
| FileVersion: | 7z v0.04 |
|---|---|
| ModifyDate: | 2025:03:24 01:47:15+00:00 |
| ArchivedFileName: | TeamViewer |
Total processes
151
Monitored processes
15
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1568 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1660 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2392 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3096 | C:\WINDOWS\system32\OpenWith.exe -Embedding | C:\Windows\System32\OpenWith.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Pick an app Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7212 | "C:\WINDOWS\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca | C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Shell Experience Host Version: 10.0.19041.3758 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7228 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7440 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7448 | "C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\AppData\Local\Temp\TeamViewer.7z | 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
| |||||||||||||||
| 7580 | "C:\Users\admin\Desktop\TeamViewer.exe" | C:\Users\admin\Desktop\TeamViewer.exe | explorer.exe | ||||||||||||
User: admin Company: TeamViewer GmbH Integrity Level: MEDIUM Description: TeamViewer Version: 5.0.7478.0 Modules
| |||||||||||||||
| 7596 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
14 472
Read events
14 418
Write events
45
Delete events
9
Modification events
| (PID) Process: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\preferences.zip | |||
| (PID) Process: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\chromium_ext.zip | |||
| (PID) Process: | (7448) 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: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\TeamViewer.7z | |||
| (PID) Process: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\ArcColumnWidths |
| Operation: | write | Name: | name |
Value: 256 | |||
| (PID) Process: | (7448) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\ArcColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
Executable files
3
Suspicious files
10
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1660 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\f5425164-4d8d-48af-8ffe-15cd6db83c95.down_data | — | |
MD5:— | SHA256:— | |||
| 7448 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRa7448.24433\TV.dll | executable | |
MD5:66AF1C986968E3BF2A35791E8B55581F | SHA256:3448DA03808F24568E6181011F8521C0713EA6160EFD05BFF20C43B091FF59F7 | |||
| 1660 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\Microsoft\CryptnetUrlCache\Content\26C212D9399727259664BDFCA073966E_F9F7D6A7ECE73106D2A8C63168CDA10D | binary | |
MD5:FA6095A37891A45F775E9A21DDAA863A | SHA256:9D7DF71A8C9E60562B699363C26409853C04962CEA5482CD56835B600A7CFA7C | |||
| 7448 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRa7448.24433\Teamviewer_Resource_fr.dll | executable | |
MD5:35FA2CE449DEB8B93B8BA73BF35E5E7B | SHA256:9634ECAF469149379BBA80A745F53D823948C41CE4E347860701CBDFF6935192 | |||
| 1660 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\f5425164-4d8d-48af-8ffe-15cd6db83c95.0345c734-a17a-4cfd-a9f5-3bd46e1a7282.down_meta | binary | |
MD5:36728328DFD8660544CD19627C43B210 | SHA256:5174E464F9553751BEB57571E4C9A8A86C86FC6D747F01058A345E301FE259F7 | |||
| 7448 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRa7448.24433\TeamViewer | executable | |
MD5:9DFA2BD6BDDC746ACEA981DA411D59D3 | SHA256:904280F20D697D876AB90A1B74C0F22A83B859E8B0519CB411FDA26F1642F53E | |||
| 1660 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\61adcec5-9ede-4c7c-9405-16a4d8fe9edb.0345c734-a17a-4cfd-a9f5-3bd46e1a7282.down_meta | binary | |
MD5:36728328DFD8660544CD19627C43B210 | SHA256:5174E464F9553751BEB57571E4C9A8A86C86FC6D747F01058A345E301FE259F7 | |||
| 1660 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\Microsoft\CryptnetUrlCache\MetaData\26C212D9399727259664BDFCA073966E_F9F7D6A7ECE73106D2A8C63168CDA10D | binary | |
MD5:124FBACC874AFBB9908133DA390ED5D4 | SHA256:670F73835181451587542E6352B9E0427FE2F4B2F431373E8F5E77FA09EF34C0 | |||
| 1660 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\61adcec5-9ede-4c7c-9405-16a4d8fe9edb.up_meta_secure | binary | |
MD5:60A70FF770E20F669EE5478F0354695C | SHA256:195EE5AF92720E5DFFA1C3F528583A5EF3593076B97C78D6EBCE13A71452530A | |||
| 7580 | TeamViewer.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C3948BE6E525B8A8CEE9FAC91C9E392_EEB8C7E9A435DC539B7A34AD155842C4 | binary | |
MD5:CCDF36C07DA64CC1DCC6CDE2551020AF | SHA256:C8A76FECC7AB8A2B5A46BB2344D55324FFE8BAA46BB318B7F463A96DE3D35D61 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
29
TCP/UDP connections
39
DNS requests
28
Threats
2
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 23.48.23.156:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 2.17.189.192:80 | http://ocsp.verisign.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ%2FxkCfyHfJr7GQ6M658NRZ4SHo%2FAQUCPVR6Pv%2BPT1kNnxoz1t4qN%2B5xTcCECXJAtAm4xJEwSWZZ3HJ3AE%3D | unknown | — | — | whitelisted |
7580 | TeamViewer.exe | GET | 200 | 185.188.32.5:80 | http://master5.teamviewer.com/din.aspx?s=00000000&id=0&client=DynGate&rnd=249488639&p=10000001 | unknown | — | — | unknown |
7580 | TeamViewer.exe | GET | 200 | 185.188.32.5:80 | http://master5.teamviewer.com/dout.aspx?s=28449696&p=10000001&client=DynGate&data=FyQSkQCjHqkys5MkoZ6ZGpoYGpmYHJwTJKIemBMmN7OztLcznpiTJqChnpg8MJwymhkZmzMYnLIcL5iyGrCxsjKxnBsZGhixMq+bGhyamxsbmJoTJqSiHpg8MJwymhkZmzMYnLIcL5iyGrCxsjKxnBsZGhixMq+bGhyamxsbmJoTJ6meq7S3G5MrHpqXGBcbmhucECip | unknown | — | — | unknown |
7580 | TeamViewer.exe | GET | 200 | 185.188.32.5:80 | http://master5.teamviewer.com/din.aspx?s=28449696&id=0&client=DynGate&p=10000002 | unknown | — | — | unknown |
7580 | TeamViewer.exe | GET | 200 | 185.188.32.5:80 | http://master5.teamviewer.com/din.aspx?s=00000000&id=0&client=DynGate&rnd=249488639&p=10000001 | unknown | — | — | unknown |
7580 | TeamViewer.exe | GET | 200 | 185.188.32.5:80 | http://master5.teamviewer.com/din.aspx?s=00000000&id=0&client=DynGate&rnd=249488639&p=10000001 | unknown | — | — | unknown |
7580 | TeamViewer.exe | GET | 400 | 185.188.32.5:80 | http://master5.teamviewer.com/din.aspx?s=28449696&id=0&client=DynGate&p=10000002 | unknown | — | — | unknown |
7580 | TeamViewer.exe | GET | 200 | 185.188.32.5:80 | http://master5.teamviewer.com/dout.aspx?s=28449697&p=10000001&client=DynGate&data=FyQSkQCjHqkys5MkoZ6ZGpoYGpmYHJwTJKIemBMmN7OztLcznpiTJqChnpg8MJwymhkZmzMYnLIcL5iyGrCxsjKxnBsZGhixMq+bGhyamxsbmJoTJqSiHpg8MJwymhkZmzMYnLIcL5iyGrCxsjKxnBsZGhixMq+bGhyamxsbmJoTJ6meq7S3G5MrHpqXGBcbmhucECip | unknown | — | — | unknown |
7580 | TeamViewer.exe | GET | 200 | 185.188.32.5:80 | http://master5.teamviewer.com/din.aspx?s=28449697&id=0&client=DynGate&p=10000002 | 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 |
|---|---|---|---|---|---|---|
2104 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 23.48.23.156:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
6544 | svchost.exe | 20.190.160.132:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 2.17.190.73:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
3216 | svchost.exe | 20.198.162.76:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | SG | whitelisted |
7560 | backgroundTaskHost.exe | 20.199.58.43:443 | arc.msn.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
7560 | backgroundTaskHost.exe | 2.17.190.73:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
arc.msn.com |
| whitelisted |
www.bing.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
7580 | TeamViewer.exe | Potential Corporate Privacy Violation | ET INFO TeamViewer Dyngate User-Agent |
2196 | svchost.exe | Misc activity | ET REMOTE_ACCESS TeamViewer RMM Domain (teamviewer .com) in DNS Lookup |