Malicious PDF — malware analysis report

Static analysis result for SHA-256 6c0ed2dc759e2f77…

MALICIOUS

PDF

39.2 KB Authoring application: OpenOffice Draw
MD5: 7232ab986d9b0f6cce1d1bf704eadbd1 SHA-1: 72f7504ebbd129f39a0d99bc19a0a3ba5291f6f7 SHA-256: 6c0ed2dc759e2f778c5d1cd773e3ff68c015a2b24f245b90e1cca4eebf41a3e2
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains a large number of embedded external links, a technique often used for SEO manipulation or to distribute further malicious content. ClamAV detected this file as Pdf.Phishing.TtraffRobotInstall, indicating a phishing or traffic redirection scheme. The ML classifier also strongly flagged this PDF as malicious.

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://www.goldnewmexico.com/uploads/1/3/0/3/130323633/jebeb-pevemekig.pdf
    • http://sth-168.com/uploads/1/3/0/5/130543941/sovubuxo.pdf
    • http://achillesaustralia.org/uploads/1/3/0/6/130621640/xozidimak.pdf
    • http://www.tavernegoudenpunt.be/uploads/1/3/0/2/130288893/47e1b42fa.pdf
    • http://mixfruitonline.com/uploads/1/3/0/5/130588419/751335d4cebba8e.pdf
    • http://www.oleotraders.com/uploads/1/3/0/6/130604871/7868417.pdf
    • http://rwtbankrupt.com/uploads/1/3/0/6/130605332/kobinoxe_matuz_goxirese.pdf
    • http://mariahmichelle-portfolio.com/uploads/1/3/0/5/130542920/0e3e288851cfd4.pdf
    • http://eemlak.shop/uploads/1/3/0/2/130272395/7a25336077bd1.pdf
    • http://bayswaterlacrosse.com/uploads/1/3/0/3/130313220/f2d1a20d2b0c9e3.pdf
    • http://stucolovphotography.com/uploads/1/3/0/7/130775551/jidap.pdf
    • http://oneactioncalendar.org/uploads/1/3/0/2/130273589/movibim.pdf
    • http://bauerhomemakerservices.com/uploads/1/3/0/6/130605228/b06c9516f6754.pdf
    • http://jchapmancreative.com/uploads/1/3/0/7/130775997/7819915.pdf
    • http://alysebonline.com/uploads/1/3/0/7/130776866/boriwotapezude-wutisowajo-wetataxop.pdf
    • http://ortsmort.store/uploads/1/3/0/6/130639593/jigixale_bigeba.pdf
    • http://kimberly-garza.com/uploads/1/3/0/6/130604757/nubikep_lifovuxok.pdf
    • http://moemoneybeats.com/uploads/1/3/0/2/130270899/110381.pdf
    • http://hostmaster.athlons.uk/uploads/1/3/0/5/130588297/vawalofusifa.pdf
    • http://10ten.com.au/uploads/1/3/0/6/130639599/8777031.pdf
    • http://dhararojas.com/uploads/1/3/0/4/130436513/fuliluwelunafomurul.pdf
    • http://jiebaoyulechengbeiyongwangzhi.br3h.com/uploads/1/3/0/4/130483370/130483370.html#neuralgia+p%C3%B3s-herp%C3%A9tica+tem+cura

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000036b5.bin
22f875fa127ed4cf7b9a76d3ac0b9d8da26ad35df76af00f480fa0631d60f845		 pdf-font-stream PDF embedded font (sfnt) at offset 0x36B5 10084 bytes

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