Report - keep-129457992.xls

Downloader MSOffice File
ScreenShot
Created 2021.11.09 14:15 Machine s1_win7_x6403
Filename keep-129457992.xls
Type Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1251, Name
AI Score Not founds Behavior Score
3.6
ZERO API file : clean
VT API (file)
md5 abecccdb9291ed153a979b5a7c77d319
sha256 17bd976820a90795820e0cf5a3093e31f483c21bb71e15904d3239cfd0a30010
ssdeep 3072:vKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2MvmwnAf/pOr7yp:vKpb8rGYrMPe3q7Q0XV5xtuEsi8/dg21
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)

Network (4cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
dongarza.com AR NUT HOST SRL 167.250.5.42 clean
headlinepost.net US UNIFIEDLAYER-AS-1 162.241.169.247 clean
167.250.5.42 AR NUT HOST SRL 167.250.5.42 mailcious
162.241.169.247 US UNIFIEDLAYER-AS-1 162.241.169.247 clean

Suricata ids



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