Malicious PDF — malware analysis report

Static analysis result for SHA-256 b8e44dd51b6d004e…

MALICIOUS

PDF

38.7 KB Authoring application: Inkscape First seen: 2020-09-24
MD5: fabae1f88dd3217154b7b176e87f4d80 SHA-1: 2e84956e5dee1dbdbec5449862dfbc49a53a5bae SHA-256: b8e44dd51b6d004ed503c9579aa11654a5e67b8d616bc42e5035591e64365d32
152 Risk Score

Malware Insights

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

The PDF contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic, which are likely intended to redirect users to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body is heavily obfuscated and does not provide clear textual lures, but the sheer volume of linked PDFs suggests a phishing or malware distribution campaign.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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.
  • 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://przyczepy.com/uploads/1/3/0/5/130542872/1935cba5.pdf In PDF document text
    • http://bevilacquaguitars.com/uploads/1/3/0/4/130476322/e2aa034b1.pdfIn PDF document text
    • http://casemaster.io/uploads/1/3/0/4/130493143/romilegonif.pdfIn PDF document text
    • http://michigancourses.com/uploads/1/3/0/5/130543272/jonovif-firibopa-ritukemep.pdfIn PDF document text
    • http://www.thestarvingartistmetalworks.com/uploads/1/3/0/6/130621135/fovademenesega.pdfIn PDF document text
    • http://realfantasycreatures.com/uploads/1/3/0/5/130542781/fowares.pdfIn PDF document text
    • http://modestohandyman.com/uploads/1/3/0/7/130739763/pejasezimu-keraxole-dudawugetiluli.pdfIn PDF document text
    • http://bsfastigheter.se/uploads/1/3/0/6/130639074/1948700.pdfIn PDF document text
    • http://ramonmaciamusica.com/uploads/1/3/0/3/130323196/vegexedujeram.pdfIn PDF document text
    • http://amateurhourfilm.com/uploads/1/3/0/4/130488736/2380250.pdfIn PDF document text
    • http://schoogl.com/uploads/1/3/0/6/130605405/129960.pdfIn PDF document text
    • http://ifuckingloveearth.com/uploads/1/3/0/8/130814052/8498793.pdfIn PDF document text
    • http://ovenology.com/uploads/1/3/0/5/130544078/josuwumixoni.pdfIn PDF document text
    • http://www.soberfilm.com/uploads/1/3/0/7/130776718/lamapatekapewefikom.pdfIn PDF document text
    • http://cinemillion.com/uploads/1/3/0/5/130545278/5182824.pdfIn PDF document text
    • http://missoulaautotinting.com/uploads/1/3/0/2/130270873/7c7bc1058.pdfIn PDF document text
    • http://adenta.bg/uploads/1/3/0/6/130604502/rakovirusobipapufe.pdfIn PDF document text
    • http://noahsanchorarmy.com/uploads/1/3/0/5/130551586/6871403.pdfIn PDF document text
    • http://iyjpb.bpmtc.com/uploads/1/3/0/5/130539518/130539518.html#ascaris+treatment+mebendazoleIn PDF document text

Related samples 3

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000395f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x395F 8128 bytes
SHA-256: 9a22ed2a970a3905387abf277c0a1dc046aeacce3f1a1fbefa8383142684f711

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