Malicious PDF — malware analysis report

Static analysis result for SHA-256 9a474047bdb5bb86…

MALICIOUS

PDF

31.4 KB Authoring application: Scribus
MD5: c6b96bb75b2c0c05f12555a968e7423d SHA-1: 522e9b5f284d43ab24f0396ad64b2a938c5f2c1c SHA-256: 9a474047bdb5bb86aed4be6dc7c8ebee0f39ef72240d2eacfa1352b5ce885263
150 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. These links point to other PDF files hosted on various domains, suggesting a link farm or SEO poisoning campaign. The ClamAV detection and ML classifier further support its malicious nature, likely as a phishing or redirection mechanism. No scripts were extracted from this sample.

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://runstrong-ie.org/uploads/1/3/0/4/130476657/18e3662a47c.pdf
    • http://werunanalytics.net/uploads/1/3/0/7/130775388/defijivalaturuzixi.pdf
    • http://ivfv2.com/uploads/1/3/0/6/130621223/8782903.pdf
    • http://pocketndt.net/uploads/1/3/0/7/130776132/00e0011ae7aa309.pdf
    • http://ententehome.com/uploads/1/3/0/6/130620996/e539a4e8edaf09.pdf
    • http://hxcoding.com/uploads/1/3/0/4/130475918/4200194.pdf
    • http://hypoxi-therapy-centre.co.uk/uploads/1/3/0/7/130738946/4289094.pdf
    • http://ilocalsmart.com/uploads/1/3/0/4/130483799/76e62d835c.pdf
    • http://sbuckling.com/uploads/1/3/0/7/130738870/zupib_jusuragotula.pdf
    • http://thelocshub.com/uploads/1/3/0/6/130639807/zumujif-gidifeji.pdf
    • http://garethbell.com/uploads/1/3/0/8/130813649/petulamanobeluf-xelekuvanak-rebunoj-zowabuweliwapi.pdf
    • http://mznaturallypatriciallc.com/uploads/1/3/0/3/130379377/wezirolenilovo_bodeja_pimub_rotarudozur.pdf
    • http://draasman.com/uploads/1/3/0/6/130639379/2451622.pdf
    • http://getadvantage.in/uploads/1/3/0/4/130475928/e2583e.pdf
    • http://thryvor.com/uploads/1/3/0/8/130874658/giwemevupul.pdf
    • http://www.lachouettealunettes.com/uploads/1/3/0/5/130539097/c1c129afb5e25f.pdf
    • http://babsandbadeboutiques.com/uploads/1/3/0/7/130738956/332eb1efc4ecf.pdf
    • http://sallyanneleigh.org/uploads/1/3/0/7/130740558/wuzomorewo.pdf
    • http://mail.baroque-encounter.com/uploads/1/3/0/4/130476423/zozuvex.pdf
    • http://designsouthernstyle.com/uploads/1/3/0/3/130379397/bc2c86422d8d448.pdf
    • http://truthandbarbell.com/uploads/1/3/0/5/130551558/zenaz.pdf
    • http://www.mustardseedkc.com/uploads/1/3/0/6/130604085/6303065.pdf
    • http://8t2u0.salon225.com/uploads/1/3/0/2/130289252/130289252.html#aiag+spc+manual+latest+edition

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001caf.bin
d4ae296dd40ac84b033855d7dce9324a9b2c877f0f589ebceda1e4672062f371		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1CAF 6540 bytes

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