Malicious PDF — malware analysis report

Static analysis result for SHA-256 9d96dd7989ebd90e…

MALICIOUS

PDF

38.4 KB Authoring application: ImageMagick
MD5: 38b33f4e858441b00038e10385a17272 SHA-1: dc8e089f93fa3da61a34a94d9c0cc4ddc467f197 SHA-256: 9d96dd7989ebd90ecce1a8bf94603140a09b04012c6d22ad081d0f92e03f7b56
150 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier and ClamAV detection strongly suggest malicious intent, specifically related to phishing or SEO abuse. The embedded URLs point to numerous PDF files hosted on unrelated domains, suggesting a coordinated effort to distribute malicious content or manipulate search engine results.

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://atcofootdoc.com/uploads/1/3/0/6/130621819/gevisepigugov_lawukovasujag_devipit.pdf
    • http://kristylewis.fish/uploads/1/3/0/7/130740556/54183d7.pdf
    • http://mothersmilkisbest.com/uploads/1/3/0/4/130478160/sinepedageva-wegomimis-satidufefivu.pdf
    • http://worldclasstitle.net/uploads/1/3/0/6/130621331/9477548.pdf
    • http://eastcoastbernedoodles.com/uploads/1/3/0/5/130550869/185236.pdf
    • http://471633614246918175.com/uploads/1/3/0/5/130588288/2098312.pdf
    • http://edwardbarkershoes.com/uploads/1/3/0/8/130874038/9a032c1.pdf
    • http://resilientselfpsychotherapy.com/uploads/1/3/0/4/130483510/5d5c81967b1f79.pdf
    • http://mynaturalplace.com/uploads/1/3/0/7/130740078/bonuruwiwugabe-zerinujujiko-dikokoge-vubinoras.pdf
    • http://towerpictureframing.com/uploads/1/3/0/2/130289305/dodubemedeje-pudajamodon-vopipem.pdf
    • http://relicwinecellars.com/uploads/1/3/0/6/130620985/7c2003.pdf
    • http://healthyearsformula.com/uploads/1/3/0/5/130590051/bd0329cb9700.pdf
    • http://shuffleboardguys.com/uploads/1/3/0/5/130539004/5195de39b.pdf
    • http://holy-post.net/uploads/1/3/0/4/130491075/3139961.pdf
    • http://endoflineclothing.com/uploads/1/3/0/4/130483772/6b7ebe585147ddd.pdf
    • http://ovbeyondtherainbow.org/uploads/1/3/0/7/130739167/2320998.pdf
    • http://crosleyhome.com/uploads/1/3/0/6/130604492/tivibodud.pdf
    • http://subthreads.net/uploads/1/3/0/6/130621547/sabodojoxegokekina.pdf
    • http://silvermistdoghouse.com/uploads/1/3/0/4/130476183/sowif_zabasegegod_morixu.pdf
    • http://mickfarm.com/uploads/1/3/0/8/130814729/2776183.pdf
    • http://khpottery.com/uploads/1/3/0/5/130588543/130588543.html#icd+10+code+for+injury+to+abdomen+during+pregnancy
    • http://kristylewis.fish/uploads/1/3/0/7/130740556

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000035e1.bin
800e9e0239464b6fc006a0e93b8950210b1808d77d8e645163476502c7e564b3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x35E1 8092 bytes

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