Malicious PDF — malware analysis report

Static analysis result for SHA-256 3126a2b2e93b6e95…

MALICIOUS

PDF

39.2 KB Authoring application: pstoedit
MD5: 23959d30f37add80cf541898382398e9 SHA-1: c5104dd233500c4d0f4e3bc9ff409b8c11d7f56c SHA-256: 3126a2b2e93b6e95112bd7bde2cf3ce45612fb3fa5638bafde915753671572f4
130 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, many of which are structured as 'numeric_slug_seo_pdf_links', indicating a link farm. The 'SE_INVOICE_LURE' heuristic suggests the document's content is designed to trick the user into clicking these links, likely for phishing or malware distribution. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. No scripts were extracted from this sample.

Heuristics 4

  • 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
  • Fake invoice / payment lure low SE_INVOICE_LURE
    Document contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
  • 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://movinion.com/uploads/1/3/0/2/130288416/9db4f7bb64caf64.pdf
    • http://agavepress.com/uploads/1/3/0/6/130639875/gabila_nofifun_mezumobakigof.pdf
    • http://mgolocpa.com/uploads/1/3/0/7/130776411/kunufigabo.pdf
    • http://sostenibilidaddelmenor.com/uploads/1/3/0/6/130621315/latosil_gerijufosokipe_mazekesaxopubin.pdf
    • http://calmcomedy.com/uploads/1/3/0/3/130313422/pugowulinimitukumise.pdf
    • http://mx.cestsiboncafe.com/uploads/1/3/0/6/130621900/nejowujidemafe.pdf
    • http://cincinnatikelts.com/uploads/1/3/0/4/130475980/be5d811ee44.pdf
    • http://mike4vo.com/uploads/1/3/0/5/130539188/1f8ec9a.pdf
    • http://t24player.live/uploads/1/3/0/6/130604517/jabubelorobej.pdf
    • http://miamilashsupply.com/uploads/1/3/0/5/130588269/xakijaziwe-rijekawati.pdf
    • http://www.chrisennisrealtor.com/uploads/1/3/0/2/130274166/fajerik_jobedavobojod_fopuju_lijuwizewabeguj.pdf
    • http://topgameservice.website/uploads/1/3/0/7/130776519/5728912.pdf
    • http://analogi.us/uploads/1/3/0/6/130621684/955eb06fa15edf.pdf
    • http://turnsbridge-analytica.com/uploads/1/3/0/5/130590458/bidetawuzurujag.pdf
    • http://oakleafcraftshop.com/uploads/1/3/0/5/130590139/6874929.pdf
    • http://rittersbarkery.com/uploads/1/3/0/6/130639607/4994928.pdf
    • http://pulleyautoparts.com/uploads/1/3/0/7/130739829/5a3d5c5d3415.pdf
    • http://kcgilldesigns.com/uploads/1/3/0/6/130620168/dokabofi-gerilaz-zofolenozi.pdf
    • http://geelongphoto.com/uploads/1/3/0/3/130313167/gumevabaxevudifopaj.pdf
    • http://thewilliamgranville.com.au/uploads/1/3/0/9/130969759/galofofomotulavedebu.pdf
    • http://kayakfishingoregon.com/uploads/1/3/0/7/130776176/ec0eea175d8.pdf
    • http://ndsucceed.com/uploads/1/3/0/2/130291358/dibumofeketigafofuz.pdf
    • http://www.collinwahl.com/uploads/1/3/0/5/130588751/c83263a42d1.pdf
    • http://ajwellsolutions.com/uploads/1/3/0/3/130313343/97064bf09c2e0.pdf
    • http://ls7xy.bpmtc.com/uploads/1/3/0/5/130589331/130589331.html#assistant+accountant+job+role
    • http://agavepress.com/uploads/1/3/0/6/130639875/gabila_nofifu

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003706.bin
3b8afee6da2a6104c5bcf675854e2df4cf7c4627f12bf10024b53a5aac5b6e17		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3706 7428 bytes

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