Malicious PDF — malware analysis report

Static analysis result for SHA-256 4006be0f4c7d6a18…

MALICIOUS

PDF

41.0 KB Authoring application: pstoedit
MD5: 180ab10f44a3e36f55fba7226ae32693 SHA-1: 135536113e5574ebf749e787252a6f54bc96d282 SHA-256: 4006be0f4c7d6a18964f4473f9e5542d19c78e1182c7027f2140882f9f264cb7
128 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded external links, identified as a PDF_SEO_LINK_FARM heuristic. This suggests the document is designed to redirect users to potentially malicious content hosted on various domains. ClamAV also detected this file as 'Pdf.Phishing.TtraffRobotInstall-7605656-0', reinforcing the phishing and malicious download intent. No scripts were extracted from this sample.

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://theshopballard.com/uploads/1/3/0/6/130605125/86cbea495c9.pdf
    • http://teammodfit.com/uploads/1/3/0/7/130740292/7426367.pdf
    • http://vodkaveritas.co.uk/uploads/1/3/0/5/130551124/7499822.pdf
    • http://thepropertyconsultant.com/uploads/1/3/0/6/130603935/zafezureboluvinobu.pdf
    • http://ctrl-space.net/uploads/1/3/0/3/130323612/zokufajasuta.pdf
    • http://boutiquedememoria.com/uploads/1/3/0/5/130551589/kiniguvizuwaxugu.pdf
    • http://aaronkleiber.com/uploads/1/3/0/5/130542953/mugisowaminidoro.pdf
    • http://gadgetprices.com/uploads/1/3/0/3/130313286/5354833.pdf
    • http://tamparockbands.com/uploads/1/3/0/4/130489230/nakezemok.pdf
    • http://stayeswatini.com/uploads/1/3/0/6/130604554/xedaxa.pdf
    • http://beckmanappraisals.com/uploads/1/3/0/6/130621148/xuxawevexaxasijejido.pdf
    • http://a1638037xstreamtravel.xsideas.com/uploads/1/3/0/7/130776674/130776674.html#history+of+kashmir+book+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

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

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