Malicious PDF — malware analysis report

Static analysis result for SHA-256 968223e4d0799a5d…

MALICIOUS

PDF

39.8 KB Authoring application: Serif PagePlus
MD5: 650ad9cee4cc01fb15b380cdbcde0711 SHA-1: 7df4e4e3cf526396f47936a84b5431b9dc689d95 SHA-256: 968223e4d0799a5d0ca0749a4d0cad6cce54b7408058b6007d2668cc65f72274
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to other PDF files hosted on various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content, as suggested by the 'PDF_SEO_LINK_FARM' heuristic. The ClamAV detection further confirms its malicious nature. No scripts were extracted, and the document body content was heavily truncated and unreadable, limiting further analysis of the specific lure.

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://www.freedomunioncouncil.com/uploads/1/3/0/5/130551299/gokuximosafotani.pdf
    • http://lakescary.com/uploads/1/3/0/2/130289543/reterobekupan.pdf
    • http://elegant-chic.com/uploads/1/3/0/4/130483902/bewuk_femafasalir_repifutavi.pdf
    • http://californiacastaway.com/uploads/1/3/0/7/130775843/rabezorejuve.pdf
    • http://petsitteratlarge.com/uploads/1/3/0/6/130639624/jejepapopuru-fasewagefikagav.pdf
    • http://makersretail.com/uploads/1/3/0/6/130620370/b1304ee0e7.pdf
    • http://k-ortiz-portfolio.com/uploads/1/3/0/2/130288682/sebabowufumun_fikit_livazedolasite_bovodopowuwo.pdf
    • http://merelymelissa.com/uploads/1/3/0/6/130640070/powesaxasukidom.pdf
    • http://audiorewind.com/uploads/1/3/0/2/130272979/1475805.pdf
    • http://buildingbiodiversity.club/uploads/1/3/0/7/130739133/duvuxekopadu_kijezador.pdf
    • http://padiacademysg.com/uploads/1/3/0/6/130620578/2356613.pdf
    • http://produtosodontologicos.net/uploads/1/3/0/6/130620985/411389ca6fa.pdf
    • http://johndonovanhomes.com/uploads/1/3/0/5/130542894/fad5b89dd60.pdf
    • http://beyondinclusion.org/uploads/1/3/0/3/130313158/lolebada.pdf
    • http://textilespreserved.com/uploads/1/3/0/5/130588686/nipijasafumal-numigikelipeki-weginirozap.pdf
    • http://mybaremelanin.com/uploads/1/3/0/6/130621352/1854653.pdf
    • http://tripartisanmedia.com/uploads/1/3/0/6/130620976/tajurodupele_tetebope_rivadixudifalo.pdf
    • http://corbeauraceseat.com/uploads/1/3/0/5/130539742/viwegebix-zegug-komavewalem-xofarufuvulif.pdf
    • http://sonoranorganics.com/uploads/1/3/0/5/130588934/ferukamarepafu.pdf
    • http://cahoje.com/uploads/1/3/0/3/130313340/3534490.pdf
    • http://mpunlimited.com/uploads/1/3/0/5/130589401/duxamima_jotipovalob.pdf
    • http://vitalsparktraining.com/uploads/1/3/0/7/130775710/pawez.pdf
    • http://mta-sts.sealiongallery.com/uploads/1/3/0/4/130483710/lunemosufo.pdf
    • http://thepracticeproject.org/uploads/1/3/0/5/130590126/sesevisexunizov.pdf
    • http://www.yoyotk.com/uploads/1/3/0/3/130324207/mawebuwana.pdf
    • http://sta-66-99-58-217.ladse.org/uploads/1/3/0/4/130476506/130476506.html#transition+words+for+opinion+essays
    • http://makersretail.com/uploads/1/3/0/6/130620370/b1304

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000378c.bin
9fccc55f8b69cd1d478d4bdfee53772b4b41e5a8612c2195e24be729a4abdd9b
pdf-font-stream PDF embedded font (sfnt) at offset 0x378C 7680 bytes