Malicious PDF — malware analysis report

Static analysis result for SHA-256 ef450e6b0ed0af28…

MALICIOUS

PDF

34.7 KB Authoring application: QPDF
MD5: 606239ddb20856c27abfda4799161b03 SHA-1: 1eb8c17a4b463bc5846605bfb10a3ecc7f6d6adf SHA-256: ef450e6b0ed0af28cc26ea45af4426152c498147b7de417b1a071c7cac40b835
120 Risk Score

Malware Insights

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

The PDF file exhibits characteristics of a link farm, embedding a large number of external URLs. The heuristic 'PDF_SEO_LINK_FARM' indicates that these links are likely intended to redirect users to malicious sites, potentially for phishing or malware delivery. The ClamAV detection further supports its malicious nature. No scripts were extracted from this sample, and the document body contains a mix of text and URLs, reinforcing the link-based attack vector.

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://risesportscast.com/uploads/1/3/0/5/130588830/xuzuvadizulujaki.pdf
    • http://fulejire.gormosritual.ru/uploads/2020/01/28/1037583.pdf
    • https://mabaferixatul.weebly.com/uploads/1/3/0/2/130272603/pupolaratutaxe_sijumonowudir_mevetajejepus_topuw.pdf
    • http://shopsexxyness.com/uploads/1/3/0/2/130289563/pizanesabowigawe.pdf
    • http://carasoul.com/uploads/1/3/0/2/130272606/vuvuruk-gumelam.pdf
    • https://wumakajav.weebly.com/uploads/1/3/0/3/130379228/zusete_giwugizuzuwa.pdf
    • http://vokum.agicole-acces.com/uploads/2020/01/28/00551ce3c1f.pdf
    • http://allieplatt.com/uploads/1/3/0/5/130543598/wogamatodovoxomoko.pdf
    • http://elieventco.com/uploads/1/3/0/5/130551294/577891.pdf
    • http://ayasuda.com/uploads/1/3/0/2/130272092/luxazesovitalibakik.pdf
    • http://xaki.gamehighlights.fun/uploads/2020/01/27/kejazosidupir-jizopeza-funowir.pdf
    • http://selleri.fi/uploads/1/3/0/5/130543402/0f91623475e2ff.pdf
    • http://hotsprice.info/uploads/2020/01/27/vojabikoronu.pdf
    • http://gisurajone.themaharashtra.com/uploads/2020/01/28/fopab.pdf
    • http://skiappartement-saintgervais.com/uploads/1/3/0/5/130589161/39fe71a9.pdf
    • http://fovurap.kformacion.com/uploads/2020/01/28/cc2470.pdf
    • http://matthewsingerucla.com/uploads/1/3/0/6/130639309/tavule.pdf
    • https://tokanomutet.weebly.com/uploads/1/3/0/3/130313488/rofigug-pebumewigoten-takogutu-kolonemexeseje.pdf
    • http://yoniroyaleshop.org/uploads/1/3/0/6/130620887/tasakifona-wizirorizazo-dugunejo.pdf
    • http://chilhowiechristianchurch.com/uploads/1/3/0/5/130588543/zuzot.pdf
    • http://muskogeemoon.com/uploads/1/3/0/3/130379389/52a0861eb5.pdf
    • http://zixupem.1xbonus.info/uploads/2020/01/27/e25fe466e4bd.pdf
    • https://tegenuvokokekem.weebly.com/uploads/1/3/0/2/130292013/c7398.pdf
    • http://gapol.loginenbanque.com/uploads/2020/01/28/sunilu.pdf
    • http://somethingsomethingtheater.com/uploads/1/3/0/5/130551324/130551324.html#surah+yaseen+tarjuma+ke+sath+tilawat

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000177c.bin
59b0eddbfb4114df24dd5042967eaf721459ba98d1db56be15df5fd65bb189bc		 pdf-font-stream PDF embedded font (sfnt) at offset 0x177C 8084 bytes

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