Malicious PDF — malware analysis report

Static analysis result for SHA-256 2a8a2a2774e500e4…

MALICIOUS

PDF

19.2 KB Created: 2020-04-01 18:00:33 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 1a9893c9fa1cc4039a48713d8f588fe9 SHA-1: 038ec06f0c63d2dd4155b4bcf811e42e2d4dd5ca SHA-256: 2a8a2a2774e500e4cbff87d888636c4d31fa3515ed76adc3a30debc7eba6df59
112 Risk Score

Malware Insights

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

The PDF document is identified as an image-only lure, typical for phishing campaigns. It contains numerous external links, suggesting a link farm designed to distribute malicious content or redirect users to phishing sites. The primary URL http://elchristian.net/uploads/1/3/0/5/130539345/130539345.html#eres+el+hombre+de+mi+vida+meaning is a strong indicator of the initial point of contact. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9987

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.
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 19 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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://elchristian.net/uploads/1/3/0/5/130539345/130539345.html#eres+el+hombre+de+mi+vida+meaning
    • http://qualityfrags.com/uploads/1/3/0/4/130483902/c9aa99.pdf
    • http://casbenefits.com/uploads/1/3/0/7/130776878/1349250.pdf
    • http://majorfamilyservices.com/uploads/1/3/0/6/130640239/5677827.pdf
    • http://redengineparty.com/uploads/1/3/0/2/130291658/5b03c4.pdf
    • http://kalilabdullah.com/uploads/1/3/0/6/130603853/jobuz.pdf
    • http://e2cos.com/uploads/1/3/0/8/130873846/wasidus.pdf
    • http://tppg.us/uploads/1/3/0/4/130477278/nedefuzulap-bavafegidem-tufotipipobugat.pdf
    • http://trefundraising.com/uploads/1/3/0/4/130483801/sijuze-biwojukaxi-xolezawinero.pdf
    • http://laserartistryfasa.net/uploads/1/3/0/7/130775820/pusuwi.pdf
    • http://avnewmedia.com/uploads/1/3/0/4/130483806/vukopisab-nevelofale.pdf
    • http://roadsrocksmudandroots.com/uploads/1/3/0/5/130540352/02c84e227ea.pdf
    • http://djtrukka.com/uploads/1/3/1/3/131379700/ed7288856f.pdf
    • http://changeappllc.com/uploads/1/3/0/5/130543158/mufabadof.pdf
    • http://svkmngroup.net/uploads/1/3/0/2/130273896/ad3942ab19d97f.pdf
    • http://brokebutvain.com/uploads/1/3/0/4/130435985/3e2eab2f8c.pdf
    • http://bobsfitnessstudio.com/uploads/1/3/0/6/130604056/0238bea54c66975.pdf
    • http://mobileleadershipseries.com/uploads/1/3/0/2/130291536/nufazufofi.pdf
    • http://74-123-79-94.mgwnet.com/uploads/1/3/0/8/130814711/rubanurovodo_wibat_dexavevimurigum_tivenurelofu.pdf
    • http://livelovewander.org/uploads/1/3/0/5/130588906/8d05bf9c55.pdf
    • http://jandemaere.artassistant.site/uploads/1/3/0/7/130738650/fogejajoli.pdf
    • http://stavetheworld.com/uploads/1/3/0/4/130488121/zumafe.pdf
    • http://inglenookbricktile.com/uploads/1/3/0/5/130539403/6585de749.pdf
    • http://foodandmedia.net/uploads/1/3/0/6/130620401/036f0.pdf

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