Malicious PDF — malware analysis report

Static analysis result for SHA-256 801f84ae68c5f7a5…

MALICIOUS

PDF

115.8 KB Created: 2020-04-11 10:41:41 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 500a8ca9f206a18eac7530aff4099fa7 SHA-1: 63b816a1dc362c21000ceb1aac32babd1872855f SHA-256: 801f84ae68c5f7a58a0791f70f59f68043ed777eb2a978fefd6ff504bf2406ef
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of external links, many of which are numerically or generically named, suggesting a link farm or SEO spam tactic. The document body contains references to anime content, likely as a lure to attract clicks to these external URLs. No scripts were extracted, and the primary malicious activity appears to be directing users to potentially malicious or spam-related websites.

Heuristics 3

  • 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://mysoundcollective.com/uploads/1/3/0/6/130621223/130621223.html#saiyuki+reload+blast+episode+1
    • http://stopgossipping.com/uploads/1/3/0/8/130813710/robikodudefebom_mazuwidimisuj_fazomesamo_bebonojem.pdf
    • http://alhaneen.info/uploads/1/3/0/7/130775346/3afb0.pdf
    • http://experiencevintagehome.com/uploads/1/3/0/5/130588803/7602684.pdf
    • http://hugodobson.com/uploads/1/3/0/6/130640047/fc8aada2.pdf
    • http://thepivotacademyllc.com/uploads/1/3/1/4/131438460/kutikuxe.pdf
    • http://espiritumaya.com/uploads/1/3/1/3/131398235/ff2287eb8.pdf
    • http://backyardvineyardsllc.com/uploads/1/3/0/8/130874510/7756df.pdf
    • http://kjhjewelrydesigns.com/uploads/1/3/0/7/130776823/sexunifesesifegoke.pdf
    • http://electjoedugan.org/uploads/1/3/1/3/131379860/6374f0de6.pdf
    • http://traumallamas.com/uploads/1/3/0/8/130813985/de536c2.pdf
    • http://betident.net/uploads/1/3/1/1/131164497/3014236.pdf
    • http://iamafaithwalker.com/uploads/1/3/0/7/130738652/9339172.pdf
    • http://smarturbanobservatory.org/uploads/1/3/0/5/130590368/wejiwonotuxopexa.pdf
    • http://campdixon.com/uploads/1/3/0/4/130435600/01d68e8a917.pdf
    • http://dbfamilytrust.com/uploads/1/3/0/2/130287548/migun_bizoxapud_wabowolufudi.pdf
    • http://dbfamilytrust.com/uploads/1/3/0/2/130287
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off0000bee6.bin
c096c4a27cdddc92452d380ba62e8f4260827f6f9e187e58c13da941521d399b		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0xBEE6 86660 bytes
font_00_sfnt_off00009f67.bin
4e9743a936313e8997ba6807b47661ac9f04417a1433a63a4dc548b18a56bc7c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x9F67 8328 bytes

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