| File name: | invoice.zip |
| Full analysis: | https://app.any.run/tasks/d164a830-b07e-4d3e-b968-eedc3b4fe3a4 |
| Verdict: | Malicious activity |
| Analysis date: | August 06, 2023, 17:20:29 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract |
| MD5: | 6EB92B8DAE5730FF7D6DA2CAB832C3C3 |
| SHA1: | FE81CF3AD9040F75E4C0BCE8CE1CB4DDEA82EE54 |
| SHA256: | DC3885A6D719DF87955BDB33A9E41BED998BAC9D800D7AE2362DED6923B30F60 |
| SSDEEP: | 24:9jtQY3LJC5EBHqAi2JWm81CLrXNsICT2YpH0xdCrzF1+jLVGsKsLyRnZJ7w5fhwg:9BxbEaBHPiIWY1JI1pHprzwLVGs1LeHm |
MALICIOUS
The DLL Hijacking
- OIS.EXE (PID: 3876)
SUSPICIOUS
Reads the Internet Settings
- rundll32.exe (PID: 2476)
INFO
Reads the computer name
- OIS.EXE (PID: 3876)
Manual execution by a user
- rundll32.exe (PID: 2476)
Checks supported languages
- OIS.EXE (PID: 3876)
The process checks LSA protection
- rundll32.exe (PID: 2476)
- OIS.EXE (PID: 3876)
Reads Microsoft Office registry keys
- OIS.EXE (PID: 3876)
Reads the machine GUID from the registry
- OIS.EXE (PID: 3876)
Creates files or folders in the user directory
- OIS.EXE (PID: 3876)
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
| ZipFileName: | invoice.vb |
|---|---|
| ZipUncompressedSize: | 4031 |
| ZipCompressedSize: | 1343 |
| ZipCRC: | 0x9b231a0b |
| ZipModifyDate: | 2021:06:06 22:06:16 |
| ZipCompression: | Deflated |
| ZipBitFlag: | 0x0001 |
| ZipRequiredVersion: | 20 |
Total processes
38
Monitored processes
3
Malicious processes
1
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1948 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\invoice.zip" | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.91.0 Modules
| |||||||||||||||
| 2476 | "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\Desktop\invoice.vb | C:\Windows\System32\rundll32.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3876 | "C:\PROGRA~1\MICROS~1\Office14\OIS.EXE" /shellOpen "C:\Users\admin\Desktop\invoice.vb" | C:\Program Files\Microsoft Office\Office14\OIS.EXE | — | rundll32.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Office 2010 Exit code: 0 Version: 14.0.6015.1000 Modules
| |||||||||||||||
Total events
2 683
Read events
2 590
Write events
90
Delete events
3
Modification events
| (PID) Process: | (1948) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\178\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (1948) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\virtio_ivshmem_master_build.zip | |||
| (PID) Process: | (1948) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\Win7-KB3191566-x86.zip | |||
| (PID) Process: | (1948) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Desktop\phacker.zip | |||
| (PID) Process: | (1948) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (1948) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (1948) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (1948) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (2476) rundll32.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (2476) rundll32.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
Executable files
0
Suspicious files
0
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3876 | OIS.EXE | C:\Users\admin\AppData\Local\Temp\CVRBB0E.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 3876 | OIS.EXE | C:\Users\admin\AppData\Local\Microsoft\OIS\OIScatalog.cag | text | |
MD5:4233258E1B34737ED1FDDDA0F7EF5EB6 | SHA256:FFC0081914CBD6CF0C81FED3C307F9087D1F457134035A97999AFA2A3D140657 | |||
| 1948 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRb1948.42445\invoice.vb | text | |
MD5:36545FACF925FFA371FEC7578993DE79 | SHA256:A9E02A6C316B3D7659B48621015D504820337F1F88DD588B75597DB95750D16E | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
DNS requests
0
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 |
|---|---|---|---|---|---|---|
2640 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
1088 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |