Malicious PDF — malware analysis report

Static analysis result for SHA-256 f83d86f5092e762b…

MALICIOUS

PDF

36.8 KB Authoring application: PDFBox
MD5: 7b00f678c0f5c2e1ac135e4f191bcd25 SHA-1: 436ce59813b42f2622a70b177d0731e287f20f0c SHA-256: f83d86f5092e762bfe8cbbe4a4d64b61914922691aeebf8cf419218764ef7314
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file was detected by ClamAV as 'Pdf.Phishing.TtraffRobotInstall-7605656-0', indicating a phishing or traffic redirection attempt. The heuristic 'PDF_SEO_LINK_FARM' confirms the presence of numerous external links, suggesting a tactic to distribute malicious content or manipulate search engine results. The document body contains a large number of these links, which are likely intended to lead users to further malicious sites.

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://milfordmagic.com/uploads/1/3/0/6/130621570/sezolumolijid-vitomuvemado-kowotemopawese.pdf
    • http://officeprocleaningllc.info/uploads/1/3/0/6/130621075/cf8e1c2.pdf
    • http://agingathometech.com/uploads/1/3/0/5/130551630/xeravilamuboxit_kinagogifabol.pdf
    • http://mobilemechanicdagenham.com/uploads/1/3/0/6/130639899/4f937ee268186.pdf
    • http://querubicamp.com/uploads/1/3/0/5/130543488/42d130745bb.pdf
    • http://minhquando.com/uploads/1/3/0/5/130551378/7076297.pdf
    • http://littlegreenbee.net/uploads/1/3/0/4/130477351/aa8b3f4.pdf
    • http://dekastanje.nl/uploads/1/3/0/3/130312957/nimalixirulo.pdf
    • http://bennyjmusic.com/uploads/1/3/0/2/130270946/d4869dd9843b.pdf
    • http://montanahorsesandmules.com/uploads/1/3/0/6/130639537/xejabog_zufopekefoxu_kubezoni.pdf
    • http://acellection.com/uploads/1/3/0/4/130477584/zolazo-zodokutoded-pixinurotu-welifezadagat.pdf
    • http://legacytransportation-freightbrokerage.com/uploads/1/3/0/4/130476060/bokaginanaj-mixapunupez-dazaxifibukodeg-bufabuzusaze.pdf
    • http://xojurefor.autogost.com/uploads/2020/01/29/wukalalazo-segixumib-losagalunuwago.pdf
    • http://tcca.shop/uploads/1/3/0/5/130545189/sekemi_wafegunife_voradino.pdf
    • http://london-pet-grooming.co.uk/uploads/1/3/0/6/130639105/xubevobonilep.pdf
    • http://boshuster.com/uploads/1/3/0/6/130604874/5ffd50.pdf
    • http://ladaduguro.sputnikbaikal.ru/uploads/2020/01/28/3e7851aa1.pdf
    • http://angelschic.com/uploads/1/3/0/5/130588347/88223.pdf
    • http://xexu.viptip.pro/uploads/2020/01/29/raxek.pdf
    • http://cyclebavaria.com/uploads/1/3/0/4/130483122/130483122.html#assamese+album+ringa+ringa+mon+songs

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000164c.bin
535443b35ef89e4c257100e2a8e123646ff599c147bf285e6a5f0df354ef2325		 pdf-font-stream PDF embedded font (sfnt) at offset 0x164C 7920 bytes
font_01_sfnt_off00005372.bin
84340d81b687e5658134e86d602934373e4edb1358290f916b35b324124d256a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5372 2696 bytes

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