Malicious PDF — malware analysis report

Static analysis result for SHA-256 5234ef238d7f4fa4…

MALICIOUS

PDF

48.1 KB Created: 2020-03-30 04:57:38 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 7512d4351ccc854295be703a23374747 SHA-1: 44e26ff2cf5dbfa16c3ec7011bbfeb5a3f7b6ef7 SHA-256: 5234ef238d7f4fa469cefcd1b646ec0bfde37a69119a783e93388a0763c31274
62 Risk Score

Malware Insights

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

The PDF document contains numerous external links, a common tactic for SEO poisoning and driving traffic to malicious sites. The document body mentions 'Metal slug 3 game download for pc', suggesting a lure to trick users into downloading files. The presence of multiple PDF links indicates a link farm designed to distribute malware or lead users to phishing pages. No scripts were extracted from this sample.

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://cyclebavaria.com/uploads/1/3/1/3/131378796/131378796.html#metal+slug+3+game+download+for+pc
    • http://nourishinglynatural.com/uploads/1/3/0/6/130603814/74bf9c253.pdf
    • http://realbargaindeals.biz/uploads/1/3/0/3/130379377/1008360.pdf
    • http://fousdepatrimoine.com/uploads/1/3/0/6/130620607/dexenuguvig.pdf
    • http://tjoozer.nl/uploads/1/3/0/3/130379143/boxegi.pdf
    • http://benmcfiecarpentry.net/uploads/1/3/0/6/130603793/novakutolisa.pdf
    • http://theartorder.org/uploads/1/3/0/6/130639379/1350214.pdf
    • http://healthconnect.international/uploads/1/3/0/6/130620327/badotefaz_xejelexedafesin_xixobivovujosoj.pdf
    • http://advantagecropconsulting.com/uploads/1/3/0/9/130969455/nejexurepiropa.pdf
    • http://armsdd.com/uploads/1/3/1/3/131380636/6273582.pdf
    • http://talktoyourcoach.com/uploads/1/3/0/5/130540359/ed250618a480.pdf
    • http://internationalcenterforjustice.org/uploads/1/3/0/4/130483416/xorebamuxireti.pdf
    • http://flowvideo.xyz/uploads/1/3/0/7/130775544/b32a3f27.pdf
    • 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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000833d.bin
f624a41adb84f407379bf6ab8373a9477aed707b6faa15eb555400452c5ae9c7		 pdf-font-stream PDF embedded font (sfnt) at offset 0x833D 7924 bytes
font_01_sfnt_off0000a199.bin
9adbbf48e20952f9a51e70fd801a585b3de2a4ebddde4dc9a7b365aa66a6f6c4		 pdf-font-stream PDF embedded font (sfnt) at offset 0xA199 5396 bytes

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