Malicious PDF — malware analysis report

Static analysis result for SHA-256 a05bd0cc6ed147cd…

MALICIOUS

PDF

42.6 KB Authoring application: Solid Converter PDF
MD5: 1ba0727ed4b4f5cede4edf53fdce9698 SHA-1: 9d1df051c8c0c2217f4921477d2fe924cd595869 SHA-256: a05bd0cc6ed147cdbff7452ef0f7e93cf1a2d5c85cbc1d590143b9ec854ff4cb
150 Risk Score

Malware Insights

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

The PDF document contains a large number of embedded URLs pointing to other PDF files hosted on various domains. This technique is often used for SEO spam or to distribute malicious content indirectly. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier strongly indicate malicious intent, likely related to phishing or traffic redirection.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://zenoclinical.com/uploads/1/3/0/6/130604815/1193120.pdf
    • http://onedirectiontickets.net/uploads/1/3/0/4/130483928/1279871.pdf
    • http://bryanblue.com/uploads/1/3/0/5/130551526/xabinamilagivu.pdf
    • http://hostmaster.sdivn.com/uploads/1/3/0/4/130483087/5274449.pdf
    • http://akifujitani.com/uploads/1/3/0/4/130476974/8098044.pdf
    • http://marriagepriority.com/uploads/1/3/0/6/130639939/5815438.pdf
    • http://www.lionelcallender.com/uploads/1/3/0/8/130874266/bikulo.pdf
    • http://patrickeyee.com/uploads/1/3/0/3/130313098/9023812.pdf
    • http://42hillcrest.com/uploads/1/3/0/5/130551011/28b23ba784a4e.pdf
    • http://pattyhawkins.net/uploads/1/3/0/6/130604799/15dcac4593f4.pdf
    • http://noahcwhite.com/uploads/1/3/0/8/130814298/tufefuxomiwuba.pdf
    • http://tertransporteespecialrodriguez.com/uploads/1/3/0/2/130291416/zorulebadateju.pdf
    • http://www.apartmentlifeflorida.com/uploads/1/3/0/7/130739289/vujaxiwa-xufon-larurasigup-xisirisewudewaj.pdf
    • http://partocica.com/uploads/1/3/0/3/130312929/wegaputim_zopiwibana.pdf
    • http://siyuanlipiano.com/uploads/1/3/0/8/130814241/1337016.pdf
    • http://flowpvp.com/uploads/1/3/0/6/130620478/susibunalebirogefat.pdf
    • http://www.a-dato.se/uploads/1/3/0/6/130639852/5ea9e5edd2a4.pdf
    • http://meyerpaintingcompany.com/uploads/1/3/0/4/130493476/worivod-fiforix.pdf
    • http://www.hiltonguatemalahotel.com/uploads/1/3/0/3/130323593/a2977.pdf
    • http://roadsignsandpostcards.com/uploads/1/3/0/6/130639284/genedapujivazudifuz.pdf
    • http://poolcleaninglb.com/uploads/1/3/0/4/130476074/zadogusat.pdf
    • http://appabledigital.com/uploads/1/3/0/8/130813701/zabulebok.pdf
    • http://singaporenewexecutivecondo.com/uploads/1/3/0/4/130435826/71538bc.pdf
    • http://theperfectsaturday.com/uploads/1/3/0/5/130539049/f0007.pdf
    • http://nancywijnants.com/uploads/1/3/0/4/130436166/penogivisowen.pdf
    • http://zambiasafarihunting.com/uploads/1/3/0/5/130551941/130551941.html#airtel+dth+infinity+plan+hd
    • http://flowpvp.com/uploads/1/3/0/6/130620478/susibunalebiro

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000040e2.bin
408156131259857dbeaa9d59547190dd5a706ef883b8a3faa2e0538c36c53b04		 pdf-font-stream PDF embedded font (sfnt) at offset 0x40E2 8532 bytes

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