ScreenShot
| Created | 2021.10.21 08:42 | Machine | s1_win7_x6403 |
| Filename | biz-1268037327.xls | ||
| Type | Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Name | ||
| AI Score | Not founds | Behavior Score |
|
| ZERO API | file : clean | ||
| VT API (file) | |||
| md5 | 5bba6b76de46547bcb02fd539261257e | ||
| sha256 | e5fab57d7cc6c95ef62d28f57f19b8a751b1b3b6be325250eb352afa9366a15c | ||
| ssdeep | 6144:QKpb8rGYrMPe3q7Q0XV5xtuEsi8/dgI9LW3cZZFtj+1FObjgvOEPDclovS3unQ77:69L1TjSobjgvzDC3fLvfH1WOJ | ||
| imphash | |||
| impfuzzy | |||
Network IP location
Signature (6cnts)
| Level | Description |
|---|---|
| danger | The process excel.exe wrote an executable file to disk which it then attempted to execute |
| watch | Network communications indicative of a potential document or script payload download was initiated by the process excel.exe |
| watch | One or more non-whitelisted processes were created |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time) |
| notice | Creates a suspicious process |
Rules (2cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Microsoft_Office_File_Downloader_Zero | Microsoft Office File Downloader | binaries (upload) |
| info | Microsoft_Office_File_Zero | Microsoft Office File | binaries (upload) |
Suricata ids
ET INFO TLS Handshake Failure
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)