Malicious PDF — malware analysis report

Static analysis result for SHA-256 db40fe86f42f56ce…

MALICIOUS

PDF

73.9 KB Authoring application: Scribus
MD5: 7bec5fba0e2133d2438170c4ec24e567 SHA-1: 6e604aaea6ef50a8b2504fe074648f52bf85cb9c SHA-256: db40fe86f42f56cef564fc56abeb8d185b7b4b0ea6d071fd6df76d8477d35bdc
128 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm designed to drive traffic to malicious content. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious traffic generation intent. The document body, though heavily obfuscated, contains URLs that are also listed in the extracted URLs, reinforcing the link farm attack pattern.

Heuristics 4

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://evq.ro/uploads/1/3/0/3/130312957/kibixej.pdf
    • http://fuxelulaw.vipdating.icu/uploads/2020/01/27/1f01cf0519100.pdf
    • https://nejegovabaziw.weebly.com/uploads/1/3/0/5/130550755/5483479051f6.pdf
    • https://rodimebeveluki.weebly.com/uploads/1/3/0/3/130379475/3031824.pdf
    • http://my-pleiadian-this-n-that.com/uploads/1/3/0/4/130475992/1368466.pdf
    • https://jiduputagadom.weebly.com/uploads/1/3/0/3/130323469/susosijaf_volilidasipizo_gajenozuxazij.pdf
    • http://lijinimax.paypal-support-limitted.com/uploads/2020/01/27/33caded4eb46c.pdf
    • https://jufefevamagumi.weebly.com/uploads/1/3/0/2/130288401/41c8cc51072b9.pdf
    • http://811x.org/uploads/1/3/0/6/130621545/budesaxas.pdf
    • http://fatig.kuhni-msc005.icu/uploads/2020/01/27/857b54125.pdf
    • http://duwewajaku.zimatrix.com/uploads/2020/01/28/lemonibavakabuwujaw.pdf
    • http://parvo-gd.org/uploads/1/3/0/4/130435511/rixokuzufopo.pdf
    • http://tuhan-shop.com/uploads/2020/01/28/wefun.pdf
    • http://wwwgippslandfibreglass.com/uploads/1/3/0/4/130479312/xegin.pdf
    • http://surgepublicaffairs.com/uploads/1/3/0/6/130604201/bajuru_mutimunipupexa.pdf
    • http://mrlowescience.net/uploads/1/3/0/6/130605384/1076121.pdf
    • https://nawepaso.weebly.com/uploads/1/3/0/3/130313221/bopemejitajap.pdf
    • http://liveevents.net/uploads/1/3/0/3/130323559/757e4.pdf
    • http://ranibijen.veredas.online/uploads/2020/01/28/wogunorotug.pdf
    • http://kunstrolschaatsen.com/uploads/1/3/0/2/130270966/remetosezu.pdf
    • http://alicevictoriadesign.com/uploads/1/3/0/4/130435670/nobinuripali_buloloti_subobumavu_kuduvadiso.pdf
    • http://jonor.gsustudymatch.com/uploads/2020/01/28/3803883.pdf
    • http://gav.0406shopps03.fun/uploads/2020/01/29/figarokumiwute-numazepaze-tikikufi-wijuz.pdf
    • http://zerosanityservers.com/uploads/2020/01/29/tajuvazukajejod_rebixazan.pdf
    • http://arsic.org/uploads/1/3/0/6/130604878/1842559.pdf
    • http://us.momotombochocolatefactory.com/uploads/1/3/0/3/130379844/130379844.html#beginner+christmas+piano+sheet+music+pdf
    • http://zerosanit

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001893.bin
ee44f4f3d066abb70648c1ab2c8985d80557078670f3126b241dc6a9dfb90155		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1893 8832 bytes

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