Malicious PDF — malware analysis report

Static analysis result for SHA-256 4006be0f4c7d6a18…

MALICIOUS

PDF

41.0 KB Authoring application: pstoedit First seen: 2020-09-24
MD5: 180ab10f44a3e36f55fba7226ae32693 SHA-1: 135536113e5574ebf749e787252a6f54bc96d282 SHA-256: 4006be0f4c7d6a18964f4473f9e5542d19c78e1182c7027f2140882f9f264cb7
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains a large number of external links, many of which are structured as SEO-friendly PDF downloads, indicating a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware distribution. Although no scripts were extracted, the PDF structure and URL patterns are indicative of a phishing lure aiming to trick users into downloading further malicious documents.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 4

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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.
  • 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://theshopballard.com/uploads/1/3/0/6/130605125/86cbea495c9.pdf In PDF document text
    • http://teammodfit.com/uploads/1/3/0/7/130740292/7426367.pdfIn PDF document text
    • http://vodkaveritas.co.uk/uploads/1/3/0/5/130551124/7499822.pdfIn PDF document text
    • http://thepropertyconsultant.com/uploads/1/3/0/6/130603935/zafezureboluvinobu.pdfIn PDF document text
    • http://ctrl-space.net/uploads/1/3/0/3/130323612/zokufajasuta.pdfIn PDF document text
    • http://boutiquedememoria.com/uploads/1/3/0/5/130551589/kiniguvizuwaxugu.pdfIn PDF document text
    • http://aaronkleiber.com/uploads/1/3/0/5/130542953/mugisowaminidoro.pdfIn PDF document text
    • http://gadgetprices.com/uploads/1/3/0/3/130313286/5354833.pdfIn PDF document text
    • http://tamparockbands.com/uploads/1/3/0/4/130489230/nakezemok.pdfIn PDF document text
    • http://stayeswatini.com/uploads/1/3/0/6/130604554/xedaxa.pdfIn PDF document text
    • http://beckmanappraisals.com/uploads/1/3/0/6/130621148/xuxawevexaxasijejido.pdfIn PDF document text
    • http://a1638037xstreamtravel.xsideas.com/uploads/1/3/0/7/130776674/130776674.html#history+of+kashmir+book+pdfIn PDF document text

Related samples 1

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004930.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4930 8120 bytes
SHA-256: 37e853af87383e876b4146b60b3160d006d01df46eb9be237ecc0c1c9b28ee0e

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