Malicious PDF — malware analysis report

Static analysis result for SHA-256 e62482b26b7a72f6…

MALICIOUS

PDF

43.6 KB Created: 2020-03-09 11:02:33 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 74c2d45d02e2e45236e1afdda832467a SHA-1: 4d9c96b2c8737c8b54d1780b04b16f80184fef17 SHA-256: e62482b26b7a72f6d7bbdeda597c51ab8f92f73b92a8ee69938a160ad19fcb44
62 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF document contains a heuristic firing for PDF_SEO_LINK_FARM, indicating a large number of external links. The document body also contains embedded URLs, suggesting a link farm or redirection scheme. The primary intent appears to be SEO manipulation or directing users to potentially malicious content hosted on various domains.

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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://longchengyulecheng.br3h.com/uploads/1/3/0/4/130483667/130483667.html#acute+alcoholic+hepatitis+nursing+diagnosis
    • http://yinzar.com/uploads/1/3/0/9/130969703/bigolifolex_xijiti_fafulovugagasu_rorujeme.pdf
    • http://faction7.com/uploads/1/3/0/5/130542948/8bb6f49f.pdf
    • http://www.beyondthesport.org/uploads/1/3/0/7/130740025/5451f0.pdf
    • http://tidyandclean.org/uploads/1/3/0/6/130620480/doxaki.pdf
    • http://jusdesock.com/uploads/1/3/0/7/130738762/mimoxigopuronew_penutiwulas_turizi.pdf
    • http://www.theevanbrown.com/uploads/1/3/0/6/130604102/7774070.pdf
    • http://hytch-trans.com/uploads/1/3/0/2/130289238/3343562.pdf
    • http://mtdefender.com/uploads/1/3/0/6/130620965/loveniduxuboxezo.pdf
    • http://autodiscover.placervillechurchofchrist.com/uploads/1/3/0/2/130289754/2314597.pdf
    • http://covingtoncollection.com/uploads/1/3/0/6/130603941/kezagofabiwowokexo.pdf
    • http://mold-a-rama.net/uploads/1/3/0/3/130312961/8606441.pdf
    • http://nbrgraphs.com/uploads/1/3/0/6/130639116/soneloketa.pdf
    • http://georgebeaumont.com/uploads/1/3/0/3/130324050/zemip.pdf
    • http://stlargus.com/uploads/1/3/0/3/130323555/pasezupotubifilum.pdf
    • http://jakeswesterngrill.com/uploads/1/3/0/5/130539981/zomojubeveko.pdf
    • http://hengheyulecheng.br3h.com/uploads/1/3/0/5/130550888/juxemoxin.pdf
    • http://aberturasazteca.com/uploads/1/3/0/6/130621721/2cec86d.pdf
    • http://www.dustfreehome.nl/uploads/1/3/0/8/130874349/6354cfde25261.pdf
    • http://designadrum.com/uploads/1/3/0/4/130436141/2a4ab7c.pdf
    • http://holidayangelsofhope.com/uploads/1/3/0/6/130604292/mizikakuxa-mizojemegozi.pdf
    • http://www.exchange.aexist.nl/uploads/1/3/0/6/130603818/d35e4b4dd130.pdf
    • http://belindabucknell.com.au/uploads/1/3/0/7/130740050/e459e13c27dd70.pdf
    • http://aroundtownfallschurchcity.com/uploads/1/3/0/6/130620874/128b99.pdf
    • http://www.ebnycelebration.com/uploads/1/3/0/6/130604841/korivoke.pdf
    • http://www.ebnycelebration.com/uploads/1/3/0/
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00007df9.bin
b6f20217cfa8d6bb30d1934819072fa3c73d84c767b105570184ad599e128d20		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7DF9 8576 bytes

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