| File name: | FinCERT_BAPB_MLW2019052001.zip |
| Full analysis: | https://app.any.run/tasks/0963340e-1078-4487-8253-8f950fc3e709 |
| 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: | May 20, 2019, 10:41:07 |
| 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 |
| MD5: | B7FF2DD4399EC4F52716165B2A8016FE |
| SHA1: | D7218E938E1AEB2E017348720AEE6133E0778566 |
| SHA256: | 3C4570155FD02A458055D4B9596C0CE4B8A6D7754D474847961A26CB91E23B9C |
| SSDEEP: | 12288:Gbw/Ly9ZId9biyqeoxEW/dAN+pcWs3ZnDYqIuIu:Gc/+Zu5oxEEdAN+pcWs31YMT |
MALICIOUS
Application was dropped or rewritten from another process
- Scan 000PO11026444.bat (PID: 1760)
- Scan 000PO11026444.bat (PID: 2212)
- winlzylz4.exe (PID: 304)
- winlzylz4.exe (PID: 856)
Runs app for hidden code execution
- explorer.exe (PID: 116)
FORMBOOK was detected
- explorer.exe (PID: 116)
Changes the autorun value in the registry
- cmd.exe (PID: 2052)
Actions looks like stealing of personal data
- cmd.exe (PID: 2052)
Formbook was detected
- cmd.exe (PID: 2052)
- Firefox.exe (PID: 3816)
Connects to CnC server
- explorer.exe (PID: 116)
Stealing of credential data
- cmd.exe (PID: 2052)
SUSPICIOUS
Creates files in the user directory
- explorer.exe (PID: 116)
- OUTLOOK.EXE (PID: 3236)
- cmd.exe (PID: 2052)
Reads Internet Cache Settings
- explorer.exe (PID: 116)
- OUTLOOK.EXE (PID: 3236)
Starts application with an unusual extension
- explorer.exe (PID: 116)
- Scan 000PO11026444.bat (PID: 1760)
Application launched itself
- Scan 000PO11026444.bat (PID: 1760)
- cmd.exe (PID: 2052)
- winlzylz4.exe (PID: 304)
Starts CMD.EXE for commands execution
- cmd.exe (PID: 2052)
- explorer.exe (PID: 116)
Loads DLL from Mozilla Firefox
- cmd.exe (PID: 2052)
Executed via COM
- DllHost.exe (PID: 3352)
Executable content was dropped or overwritten
- DllHost.exe (PID: 3352)
- explorer.exe (PID: 116)
Creates files in the program directory
- DllHost.exe (PID: 3352)
INFO
Manual execution by user
- OUTLOOK.EXE (PID: 3236)
- Scan 000PO11026444.bat (PID: 1760)
- WinRAR.exe (PID: 2404)
- autochk.exe (PID: 936)
- cmd.exe (PID: 2052)
Dropped object may contain Bitcoin addresses
- explorer.exe (PID: 116)
Reads Microsoft Office registry keys
- OUTLOOK.EXE (PID: 3236)
Creates files in the user directory
- Firefox.exe (PID: 3816)
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: | 0x0001 |
| ZipCompression: | Deflated |
| ZipModifyDate: | 2019:05:20 11:40:15 |
| ZipCRC: | 0xe50f1749 |
| ZipCompressedSize: | 249628 |
| ZipUncompressedSize: | 359747 |
| ZipFileName: | [Content_Attachment] ITEM SPECIFICATIONS PO#7376153353.eml |
Total processes
52
Monitored processes
14
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 116 | 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
| |||||||||||||||
| 304 | "C:\Program Files\Kkjlhzl\winlzylz4.exe" | C:\Program Files\Kkjlhzl\winlzylz4.exe | — | explorer.exe | |||||||||||
User: admin Company: UNTOILING Integrity Level: MEDIUM Exit code: 0 Version: 1.09.0005 Modules
| |||||||||||||||
| 856 | C:\Program Files\Kkjlhzl\winlzylz4.exe" | C:\Program Files\Kkjlhzl\winlzylz4.exe | — | winlzylz4.exe | |||||||||||
User: admin Company: UNTOILING Integrity Level: MEDIUM Exit code: 0 Version: 1.09.0005 Modules
| |||||||||||||||
| 936 | "C:\Windows\System32\autochk.exe" | C:\Windows\System32\autochk.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Auto Check Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1760 | "C:\Users\admin\Desktop\Scan 000PO11026444.bat" | C:\Users\admin\Desktop\Scan 000PO11026444.bat | — | explorer.exe | |||||||||||
User: admin Company: UNTOILING Integrity Level: MEDIUM Exit code: 0 Version: 1.09.0005 Modules
| |||||||||||||||
| 2052 | "C:\Windows\System32\cmd.exe" | C:\Windows\System32\cmd.exe | explorer.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
| |||||||||||||||
| 2212 | C:\Users\admin\Desktop\Scan 000PO11026444.bat" | C:\Users\admin\Desktop\Scan 000PO11026444.bat | — | Scan 000PO11026444.bat | |||||||||||
User: admin Company: UNTOILING Integrity Level: MEDIUM Exit code: 0 Version: 1.09.0005 Modules
| |||||||||||||||
| 2404 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Desktop\Scan 000PO11026444.gz" | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.60.0 Modules
| |||||||||||||||
| 2888 | "C:\Windows\System32\spoolsv.exe" | C:\Windows\System32\spoolsv.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Spooler SubSystem App Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3216 | /c del "C:\Users\admin\Desktop\Scan 000PO11026444.bat" | 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
| |||||||||||||||
Total events
5 665
Read events
4 911
Write events
734
Delete events
20
Modification events
| (PID) Process: | (3376) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (3376) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (3376) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3376) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\FinCERT_BAPB_MLW2019052001.zip | |||
| (PID) Process: | (3376) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (3376) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (3376) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (3376) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (116) explorer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.zip\OpenWithList |
| Operation: | write | Name: | a |
Value: WinRAR.exe | |||
| (PID) Process: | (116) explorer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.zip\OpenWithList |
| Operation: | write | Name: | MRUList |
Value: a | |||
Executable files
3
Suspicious files
76
Text files
26
Unknown types
7
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3376 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRb3376.40357\[Content_Attachment] Order - Order List.eml | — | |
MD5:— | SHA256:— | |||
| 3236 | OUTLOOK.EXE | C:\Users\admin\AppData\Local\Temp\CVR2C86.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 3236 | OUTLOOK.EXE | C:\Users\admin\AppData\Local\Temp\tmp2F75.tmp | — | |
MD5:— | SHA256:— | |||
| 3236 | OUTLOOK.EXE | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Outlook\SI3M3KJ7\Scan 000PO11026444 (2).gz\:Zone.Identifier:$DATA | — | |
MD5:— | SHA256:— | |||
| 116 | explorer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\AutomaticDestinations\1b4dd67f29cb1962.automaticDestinations-ms | automaticdestinations-ms | |
MD5:— | SHA256:— | |||
| 116 | explorer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\[Content_Attachment] Order - Order List.eml.lnk | lnk | |
MD5:— | SHA256:— | |||
| 2404 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRa2404.43838\Scan 000PO11026444.bat | — | |
MD5:— | SHA256:— | |||
| 3236 | OUTLOOK.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$rmalEmail.dotm | pgc | |
MD5:— | SHA256:— | |||
| 116 | explorer.exe | C:\Users\admin\Desktop\[Content_Attachment] Order - Order List.eml | eml | |
MD5:— | SHA256:— | |||
| 116 | explorer.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\History\History.IE5\MSHist012019052020190521\index.dat | dat | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
14
TCP/UDP connections
14
DNS requests
10
Threats
29
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
116 | explorer.exe | GET | — | 23.20.239.12:80 | http://www.nd27.com/an/?Br5=AjFTIqvcgEaob4ZAIeIt5zUY5xaH3WiofDWif5tPhRXp5rJwwyFSSeYLlYw2JVG5yy4mIA==&I6F=4hitRzQ8q0 | US | — | — | shared |
3236 | OUTLOOK.EXE | GET | — | 64.4.26.155:80 | http://config.messenger.msn.com/config/msgrconfig.asmx?op=GetOlcConfig | US | — | — | whitelisted |
116 | explorer.exe | GET | — | 199.34.228.75:80 | http://www.mbchic.com/an/?Br5=/JfnjqAmwgt7evulAvZgxUOb06ynN0d0LMkZpJRAFL0bNVv36DXTMSdw3EEJo18+g19aDQ==&I6F=4hitRzQ8q0&sql=1 | US | — | — | malicious |
116 | explorer.exe | POST | — | 23.20.239.12:80 | http://www.matrimonyyou.com/an/ | US | — | — | shared |
116 | explorer.exe | POST | — | 199.34.228.75:80 | http://www.mbchic.com/an/ | US | — | — | malicious |
116 | explorer.exe | GET | 302 | 23.20.239.12:80 | http://www.matrimonyyou.com/an/?Br5=FzgDlnNc3hYGVwSVZbANYo43DFZ+Sm1Wf6K7n/rax76A+GAStB0Uq/5wI/oFw0pnZ+F07w==&I6F=4hitRzQ8q0&sql=1 | US | html | 188 b | shared |
116 | explorer.exe | POST | — | 23.20.239.12:80 | http://www.matrimonyyou.com/an/ | US | — | — | shared |
116 | explorer.exe | POST | — | 23.20.239.12:80 | http://www.matrimonyyou.com/an/ | US | — | — | shared |
116 | explorer.exe | POST | — | 199.34.228.75:80 | http://www.mbchic.com/an/ | US | — | — | malicious |
116 | explorer.exe | GET | 500 | 172.120.128.42:80 | http://www.hbkcdz.com/an/?Br5=DusG6ihiL5LYos+wW/BhyTkXulTiiBzoqHoN6pi92BVqO0ACno6hWctJ5cQ18oas+rr2eQ==&I6F=4hitRzQ8q0&sql=1 | US | html | 251 b | malicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
116 | explorer.exe | 172.120.128.42:80 | www.hbkcdz.com | EGIHosting | US | malicious |
116 | explorer.exe | 199.34.228.75:80 | www.mbchic.com | Weebly, Inc. | US | malicious |
116 | explorer.exe | 23.20.239.12:80 | www.nd27.com | Amazon.com, Inc. | US | shared |
— | — | 199.34.228.75:80 | www.mbchic.com | Weebly, Inc. | US | malicious |
— | — | 23.20.239.12:80 | www.nd27.com | Amazon.com, Inc. | US | shared |
3236 | OUTLOOK.EXE | 64.4.26.155:80 | config.messenger.msn.com | Microsoft Corporation | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
config.messenger.msn.com |
| whitelisted |
www.nd27.com |
| shared |
www.lecorps.info |
| unknown |
www.mbchic.com |
| malicious |
www.coyotitawilhoit.info |
| unknown |
www.apptraffic4updates.date |
| unknown |
www.matrimonyyou.com |
| shared |
www.hbkcdz.com |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (GET) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST) |
116 | explorer.exe | A Network Trojan was detected | MALWARE [PTsecurity] FormBook CnC Checkin (POST) |
10 ETPRO signatures available at the full report