PDF malware analysis — malicious · ba0fc1927e0a83ad

MALICIOUS

PDF

68.2 KB Created: 2021-02-26 21:11:39 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-04-10

MD5: c32876919a8b0698166232344c088ddc SHA-1: d7267543dbe288be4a3dbdddaa30c41f7a4479ef SHA-256: ba0fc1927e0a83ad6ce579e9782ab995f847653e79683145b626b49decf67afb

126 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9997

Heuristics 5

ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM

Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
External URI info PDF_URI

PDF contains an external URL action
Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL

The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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 https://zajinet.ru/award?keyword=governor+of+poker+2+unlocked+apk PDF link annotation
- http://50offshop.pro/facebook_android_desktop_ansicht038ky.pdfIn PDF document text
- https://cdn.sqhk.co/rularijulen/SFljgjh/next_ufc_fight_khabib.pdfIn PDF document text
- https://fetezubusob.weebly.com/uploads/1/3/2/6/132681625/xegaxumokup-xenalonejut.pdfIn PDF document text
- http://spain50off.info/kidekilaturidekagavepaguxi2mb9.pdfIn PDF document text
- https://jizotigop.weebly.com/uploads/1/3/0/8/130874082/wajunalijewe.pdfIn PDF document text
- http://iminn.ru/you_can_negotiate_anything_herb_cohen_summaryuf8wx.pdfIn PDF document text
- http://fisareboveda.getenjoyment.net/3642217771.pdfIn PDF document text
- https://cdn.sqhk.co/medujebukoma/Hv9zmid/46168432333.pdfIn PDF document text
- http://naturalik.fun/4_pics_1_word_answers_daily_bonus_puzzlec8h8d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/kugelilizibuwum/2508466795.pdfIn PDF document text
- https://s3.amazonaws.com/petubapizo/39739635817.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000cfcc.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xCFCC	5260 bytes
SHA-256: `03ecee6faeb4404dd55315b31ecbd9787cb1f5b9b8ac3b2d1a16e2b7a5097c87`
`font_01_sfnt_off0000e1d3.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE1D3	10028 bytes
SHA-256: `011bb13892a24c23fe766b873c38f95cf816231c72536c0f13e6e9dfc6a97949`

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