| File name: | 4792448704872448.zip |
| Full analysis: | https://app.any.run/tasks/8c596f9b-ba08-4f72-b631-4d05a6243983 |
| 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: | July 12, 2020, 13:37:56 |
| 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: | B51849435257578C2F820A745FD09071 |
| SHA1: | 4AC05280F8CDB745DEFB544D9A5F5F3B5C5B7B1C |
| SHA256: | 4CF9048A2C587E019D886FED03BE95620DA0515AA840A7A88329941A5A1D8FF8 |
| SSDEEP: | 12288:yT1qnzEgqq4eVVqkQclkqcANME2ZhHwCvDPPO7WN09DeeVwVqgZdiXNw3cBLit5K:aknzlNcxiN6vTxvZ8WcQtiNuY |
MALICIOUS
Renames files like Ransomware
- explorer.exe (PID: 308)
Equation Editor starts application (CVE-2017-11882)
- EQNEDT32.EXE (PID: 1560)
Application was dropped or rewritten from another process
- 908.exe (PID: 2844)
- 908.exe (PID: 616)
Connects to CnC server
- explorer.exe (PID: 308)
FORMBOOK was detected
- explorer.exe (PID: 308)
- dwm.exe (PID: 2460)
- Firefox.exe (PID: 3380)
Changes the autorun value in the registry
- dwm.exe (PID: 2460)
Actions looks like stealing of personal data
- dwm.exe (PID: 2460)
Stealing of credential data
- dwm.exe (PID: 2460)
SUSPICIOUS
Creates files in the user directory
- explorer.exe (PID: 308)
- EQNEDT32.EXE (PID: 1560)
- dwm.exe (PID: 2460)
Executed via COM
- EQNEDT32.EXE (PID: 1560)
Reads Internet Cache Settings
- EQNEDT32.EXE (PID: 1560)
Executable content was dropped or overwritten
- EQNEDT32.EXE (PID: 1560)
Application launched itself
- 908.exe (PID: 2844)
Starts CMD.EXE for commands execution
- dwm.exe (PID: 2460)
Loads DLL from Mozilla Firefox
- dwm.exe (PID: 2460)
INFO
Manual execution by user
- WINWORD.EXE (PID: 576)
- dwm.exe (PID: 2460)
Starts Microsoft Office Application
- explorer.exe (PID: 308)
Reads Microsoft Office registry keys
- WINWORD.EXE (PID: 576)
Creates files in the user directory
- WINWORD.EXE (PID: 576)
- Firefox.exe (PID: 3380)
Reads the hosts file
- dwm.exe (PID: 2460)
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: | 0x0009 |
| ZipCompression: | Deflated |
| ZipModifyDate: | 1980:00:00 00:00:00 |
| ZipCRC: | 0x22e76205 |
| ZipCompressedSize: | 1003710 |
| ZipUncompressedSize: | 1391227 |
| ZipFileName: | 2057ef9e5d96462c191b6ed2459d4eb068f6bda45a78b6ce30072b180596ae01 |
Total processes
45
Monitored processes
9
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 308 | 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
| |||||||||||||||
| 576 | "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\2057ef9e5d96462c191b6ed2459d4eb068f6bda45a78b6ce30072b180596ae01.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
| |||||||||||||||
| 616 | "{path}" | C:\Users\Public\908.exe | — | 908.exe | |||||||||||
User: admin Company: BOGAZİÇİ ÜNİVERSİTESİ Integrity Level: MEDIUM Description: Puzzle video game 2048 Exit code: 0 Version: 2.0.4.8 Modules
| |||||||||||||||
| 1560 | "C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding | C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE | svchost.exe | ||||||||||||
User: admin Company: Design Science, Inc. Integrity Level: MEDIUM Description: Microsoft Equation Editor Exit code: 0 Version: 00110900 Modules
| |||||||||||||||
| 2220 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\4792448704872448.zip" | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.60.0 Modules
| |||||||||||||||
| 2460 | "C:\Windows\System32\dwm.exe" | C:\Windows\System32\dwm.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Desktop Window Manager Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2844 | C:\Users\Public\908.exe | C:\Users\Public\908.exe | — | EQNEDT32.EXE | |||||||||||
User: admin Company: BOGAZİÇİ ÜNİVERSİTESİ Integrity Level: MEDIUM Description: Puzzle video game 2048 Exit code: 0 Version: 2.0.4.8 Modules
| |||||||||||||||
| 3380 | "C:\Program Files\Mozilla Firefox\Firefox.exe" | C:\Program Files\Mozilla Firefox\Firefox.exe | dwm.exe | ||||||||||||
User: admin Company: Mozilla Corporation Integrity Level: MEDIUM Description: Firefox Exit code: 0 Version: 68.0.1 Modules
| |||||||||||||||
| 3460 | /c del "C:\Users\Public\908.exe" | C:\Windows\System32\cmd.exe | — | dwm.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
5 011
Read events
3 890
Write events
983
Delete events
138
Modification events
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E |
| Operation: | write | Name: | @C:\Windows\system32\NetworkExplorer.dll,-1 |
Value: Network | |||
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\4792448704872448.zip | |||
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (2220) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (308) explorer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.zip\OpenWithList |
| Operation: | write | Name: | a |
Value: WinRAR.exe | |||
Executable files
2
Suspicious files
75
Text files
8
Unknown types
8
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2220 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRb2220.42784\2057ef9e5d96462c191b6ed2459d4eb068f6bda45a78b6ce30072b180596ae01 | — | |
MD5:— | SHA256:— | |||
| 576 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\CVRCCDA.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 1560 | EQNEDT32.EXE | C:\Users\admin\AppData\Local\Temp\CabDB03.tmp | — | |
MD5:— | SHA256:— | |||
| 1560 | EQNEDT32.EXE | C:\Users\admin\AppData\Local\Temp\TarDB04.tmp | — | |
MD5:— | SHA256:— | |||
| 1560 | EQNEDT32.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\99D7KT3O.txt | — | |
MD5:— | SHA256:— | |||
| 1560 | EQNEDT32.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\EKKKH6VV.txt | — | |
MD5:— | SHA256:— | |||
| 308 | explorer.exe | C:\Users\admin\Desktop\2057ef9e5d96462c191b6ed2459d4eb068f6bda45a78b6ce30072b180596ae01 | text | |
MD5:— | SHA256:— | |||
| 308 | explorer.exe | C:\Users\admin\Desktop\2057ef9e5d96462c191b6ed2459d4eb068f6bda45a78b6ce30072b180596ae01.rtf | text | |
MD5:— | SHA256:— | |||
| 308 | explorer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\AutomaticDestinations\1b4dd67f29cb1962.automaticDestinations-ms | automaticdestinations-ms | |
MD5:— | SHA256:— | |||
| 308 | explorer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\AutomaticDestinations\a7bd71699cd38d1c.automaticDestinations-ms | automaticdestinations-ms | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
17
TCP/UDP connections
20
DNS requests
28
Threats
29
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
308 | explorer.exe | GET | — | 104.24.110.121:80 | http://www.balikesirmasajsalonuu.com/aofk/?j2UD-=UfqQbx0uP7fKLVFVcyxDdE6fr9wysS4UitmZ2aZAk5F+XhLd+TKlNOko/ymXNAiYyCNjvQ==&iJo=djUD7BMX&sql=1 | US | — | — | malicious |
308 | explorer.exe | GET | 301 | 35.242.251.130:80 | http://www.shkafko.com/aofk/?j2UD-=Fh9mvPKxVXb4rmFe8g5qmxBOuhKj3Kr/yz/xK7VdCgNnAAcuwJyd8/U6K9cYamPYlswAbw==&iJo=djUD7BMX&sql=1 | US | — | — | malicious |
1560 | EQNEDT32.EXE | GET | 301 | 67.199.248.11:80 | http://bit.ly/2NYJwHU | US | html | 116 b | shared |
308 | explorer.exe | POST | — | 23.83.83.134:80 | http://www.usainshape.com/aofk/ | US | — | — | malicious |
1560 | EQNEDT32.EXE | GET | 200 | 2.16.186.35:80 | http://isrg.trustid.ocsp.identrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRv9GhNQxLSSGKBnMArPUcsHYovpgQUxKexpHsscfrb4UuQdf%2FEFWCFiRACEAoBQUIAAAFThXNqC4Xspwg%3D | unknown | der | 1.37 Kb | whitelisted |
308 | explorer.exe | POST | — | 23.83.83.134:80 | http://www.usainshape.com/aofk/ | US | — | — | malicious |
308 | explorer.exe | POST | — | 104.24.110.121:80 | http://www.balikesirmasajsalonuu.com/aofk/ | US | — | — | malicious |
308 | explorer.exe | POST | — | 168.235.88.209:80 | http://www.holdingeggs.com/aofk/ | US | — | — | malicious |
308 | explorer.exe | POST | — | 35.242.251.130:80 | http://www.shkafko.com/aofk/ | US | — | — | malicious |
308 | explorer.exe | POST | — | 168.235.88.209:80 | http://www.holdingeggs.com/aofk/ | US | — | — | malicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
1560 | EQNEDT32.EXE | 67.199.248.11:80 | bit.ly | Bitly Inc | US | shared |
1560 | EQNEDT32.EXE | 5.79.72.163:443 | u.teknik.io | LeaseWeb Netherlands B.V. | NL | malicious |
308 | explorer.exe | 168.235.88.209:80 | www.holdingeggs.com | RamNode LLC | US | malicious |
308 | explorer.exe | 104.24.110.121:80 | www.balikesirmasajsalonuu.com | Cloudflare Inc | US | malicious |
308 | explorer.exe | 63.250.34.167:80 | www.mansiobok2.info | Frontline Data Services, Inc | US | malicious |
1560 | EQNEDT32.EXE | 2.16.186.35:80 | isrg.trustid.ocsp.identrust.com | Akamai International B.V. | — | whitelisted |
308 | explorer.exe | 23.83.83.134:80 | www.usainshape.com | Nobis Technology Group, LLC | US | malicious |
308 | explorer.exe | 35.242.251.130:80 | www.shkafko.com | — | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
bit.ly |
| shared |
u.teknik.io |
| whitelisted |
isrg.trustid.ocsp.identrust.com |
| whitelisted |
www.nesmx.com |
| unknown |
www.nicholashohoho.com |
| unknown |
www.mansiobok2.info |
| malicious |
www.usainshape.com |
| malicious |
www.balikesirmasajsalonuu.com |
| malicious |
www.kiacraft.com |
| unknown |
www.holdingeggs.com |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
308 | explorer.exe | A Network Trojan was detected | SPYWARE [PTsecurity] FormBook |
13 ETPRO signatures available at the full report