Report - art-1517315850.xls

Downloader MSOffice File
ScreenShot
Created 2021.10.13 10:10 Machine s1_win7_x6403
Filename art-1517315850.xls
Type Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Crea
AI Score Not founds Behavior Score
4.0
ZERO API file : clean
VT API (file)
md5 6c179f264af283320b5b96459db76c81
sha256 0b92c9bdacfe6ed8ae939333099b921dfbbbc20dac94925a1f4cbf5009250d1c
ssdeep 6144:nKpb8rGYrMPe3q7Q0XV5xtuEsi8/dgJ93WPcZZRRrq1RObTwvOkPDklgvS3+nQ75:893tDrmcbTwvzD63fLvfP1GO3
imphash
impfuzzy
  Network IP location

Signature (7cnts)

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
notice Performs some HTTP requests

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)

Network (9cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://x1.i.lencr.org/ US Akamai International B.V. 104.76.75.146 clean
iu.ac.bd BD Bangladesh Research and Education Network (BdREN) 103.28.121.60 clean
x1.i.lencr.org US Akamai International B.V. 104.76.75.146 clean
boogieproductions.com.au AU Digital Pacific Pty Ltd Australia 101.0.113.93 clean
recapitol.com US UNIFIEDLAYER-AS-1 108.179.232.85 clean
101.0.113.93 AU Digital Pacific Pty Ltd Australia 101.0.113.93 clean
103.28.121.60 BD Bangladesh Research and Education Network (BdREN) 103.28.121.60 mailcious
104.74.211.103 US Akamai International B.V. 104.74.211.103 clean
108.179.232.85 US UNIFIEDLAYER-AS-1 108.179.232.85 mailcious

Suricata ids



Similarity measure (PE file only) - Checking for service failure