Malicious PDF — malware analysis report

Static analysis result for SHA-256 fe71f01b7653cfd7…

MALICIOUS

PDF

35.5 KB Authoring application: Adobe PDF Library 9.0
MD5: 9af775c7af1a2be7a2f0f5c8967168e3 SHA-1: 0157265c7946a26fa3283baddc2ebdfd837015f2 SHA-256: fe71f01b7653cfd7e4d03d74d5e77483faa6f0895237e3ce2a6a0549eb7f4762
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, many of which point to other PDF files, indicating a link farm designed to distribute malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious distribution intent. The presence of a visual download button reinforces the lure.

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://kulturperlen-salling.dk/uploads/1/3/0/7/130739340/345158.pdf
    • http://narrativecounseling.com/uploads/1/3/0/4/130488486/jadomunox.pdf
    • http://andweber.com/uploads/1/3/0/6/130621673/newofemar.pdf
    • http://cpanel.rachelberner.com/uploads/1/3/0/4/130435673/6254957.pdf
    • http://roommatestheshow.com/uploads/1/3/0/8/130874011/xojarob_lodex_belipivasi.pdf
    • http://www.oldnorthstateclayco.com/uploads/1/3/0/6/130622009/fakizumofuval.pdf
    • http://ayellowtrashmemoir.com/uploads/1/3/0/4/130483956/jajutanuxibo.pdf
    • http://slotcasinoreviews.com/uploads/1/3/0/7/130740462/23daf1b9ba0027.pdf
    • http://marksmats.com/uploads/1/3/0/4/130476760/namobivabuxefu.pdf
    • http://emilykasra.com/uploads/1/3/0/7/130738591/zumakavogawe.pdf
    • http://leggingwholesale.com/uploads/1/3/0/6/130620402/poran-wubusesumositul-tafizepupele-dovonipimeja.pdf
    • http://cliquefashion.shop/uploads/1/3/0/7/130740320/1fb088a.pdf
    • http://sallykfrey.com/uploads/1/3/0/7/130775493/1565921.pdf
    • http://mortgageskout.com/uploads/1/3/0/5/130588913/6017826.pdf
    • http://missdayteaches.com/uploads/1/3/0/7/130776157/6526757.pdf
    • http://mysaddlefitter.net/uploads/1/3/0/4/130436226/130436226.html#acer+aspire+one+za3+drivers+windows+7+free+download

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002e56.bin
39d53073e0b834b40b63f7d60f46ffd5f9cc3b2ea667101fb2fc1b52c96c7293		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2E56 8456 bytes

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