Malicious PDF — malware analysis report

Static analysis result for SHA-256 a573ae80b7e40869…

MALICIOUS

PDF

38.6 KB Authoring application: Inkscape
MD5: 4cd4a786b19ef69c9584bc96b46b5ddd SHA-1: 1241ae4498ca36db9bed283227bd012cfa019dcf SHA-256: a573ae80b7e40869e46fb42dbb920c9b5a77934b7adc9160a2be097b62cf2d2b
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links pointing to external PDF files. This technique is often used for SEO poisoning or to distribute malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic redirection intent. No scripts were extracted from this sample.

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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://sykoralawpc.com/uploads/1/3/0/5/130544190/veguk.pdf
    • http://hadtoomuchcaffeine.com/uploads/1/3/0/7/130738507/lavomirepuwes-lenogojanatedod-vegozaf.pdf
    • http://yokel411.com/uploads/1/3/0/5/130539654/881223.pdf
    • http://mayosan.com/uploads/1/3/0/5/130543656/gusamatetodazog.pdf
    • http://momhustleology.com/uploads/1/3/0/6/130605383/puguvi.pdf
    • http://trust-trade.net/uploads/1/3/0/7/130739552/0158438.pdf
    • http://thiagotiveron.com/uploads/1/3/0/4/130488370/ranimud.pdf
    • http://cosmicbrushes.com/uploads/1/3/0/7/130739951/bewiwi-jurezufixu-mugufopasux-gusawovelazef.pdf
    • http://999-podarok.site/uploads/1/3/0/6/130605164/9320c00862.pdf
    • http://natashiapandther.com/uploads/1/3/0/3/130323139/tefubuwemesexike.pdf
    • http://nickandgraceguy.com/uploads/1/3/0/8/130814993/9558365.pdf
    • http://coleinvestigations.com/uploads/1/3/0/6/130639613/2706618.pdf
    • http://webdisk.rijkewijnen.nl/uploads/1/3/0/5/130541211/vabugomufelegan-xebejipimaxafok-sidanunababib-karep.pdf
    • http://greeksports.com/uploads/1/3/0/6/130604982/1750684.pdf
    • http://drandrewwalker.com/uploads/1/3/0/5/130551222/buxukobiputor_supejulidivam_vuvata_fapisugilosida.pdf
    • http://mind4age.org/uploads/1/3/0/6/130621114/pokazapeb.pdf
    • http://oakland-abyssinia-productions.com/uploads/1/3/0/4/130479044/9172682.pdf
    • http://splitrailbrewing.com/uploads/1/3/0/2/130272580/9c778.pdf
    • http://nativeuniques.com/uploads/1/3/0/7/130739833/ce91f76.pdf
    • http://northhobby.us/uploads/1/3/0/5/130547613/pofaxerigi-kaxopetidibalis-jaxerodule.pdf
    • http://bonfireweddings.com/uploads/1/3/0/7/130775048/derizakaxagoripiw.pdf
    • http://northtexasdoodles.com/uploads/1/3/0/2/130270987/6136408.pdf
    • http://thegapfestival.com/uploads/1/3/0/6/130621376/130621376.html#cara+edit+video+di+adobe+premiere+cc+2017
    • http://drandrewwalker.com/uploads/1/3/0/5/1305

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000035a8.bin
a96d0137b53cd2de6ba2094f9a1810a06c5276628bf2eca72d069e57bead8d04		 pdf-font-stream PDF embedded font (sfnt) at offset 0x35A8 7716 bytes

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