PDF malware analysis — malicious · 6ad67bd9e1853bd9

MALICIOUS

PDF

74.0 KB Created: 2021-03-20 19:20:23 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: cac9709883d120eeb64beae746803133 SHA-1: 17f88c461c994a9135765119f6d61bb61c8e9bb6 SHA-256: 6ad67bd9e1853bd9ec480e12304933c2d67b074cddd6ec064a67aa32e33f729f

96 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains an embedded URL that directs users to a suspicious domain, likely serving as a lure for phishing or malware delivery. The document body, though heavily obfuscated, suggests a deceptive title to entice users to click the malicious link.

Machine Learning

Nyx PDF Classifier malicious score 0.9997

Heuristics 4

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

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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://lozipotod.ru/aws?utm_term=maroo+of+the+winter+caves+chapter+13
- https://cdn.sqhk.co/fopeziriga/cjcLTgh/guluxesubedozufovisovej.pdf
- https://cdn.sqhk.co/xonizarisu/hdhgnY1/69112120015.pdf
- http://zijiwox.iblogger.org/povowanod.pdf
- http://powerhdniy.space/106142526307qc45.pdf
- https://cdn.sqhk.co/sixitigoxeto/hXj9ioN/digital_soccer_ball_training.pdf
- https://cdn.sqhk.co/bilanogakiw/cghdtr3/99948086299.pdf
- http://xitnet.fun/jexifelujelegip19enz.pdf
- https://cdn.sqhk.co/kibedutej/igFjaF4/roosevelt_hotel_new_york_city_booking_com.pdf
- http://moreprodukti.com/fobufub6yyku.pdf
- https://cdn.sqhk.co/nedabuke/jh2Sksb/wedding_cake_ideas_cupcakes.pdf
- http://robinmani.site/mcgraw_hill_my_math_kindergarten_volume_23siv5.pdf
- https://cdn.sqhk.co/gefisodir/jcjhjiu/99642729676.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/e63c20f2-18ba-421b-8d22-af27b32d6525/conflict_management_examples.pdf
- http://lamuzanumezaw.rf.gd/mabataki_back_number_free.pdf
- http://bagobopog.rf.gd/free_excel_checkbook_register.pdf
- http://nojumajemipi.rf.gd/dadigibo.pdf
- http://novotufimaxanu.epizy.com/bokegekoz.pdf
- https://uploads.strikinglycdn.com/files/355e6373-2679-41d5-b56f-6c7060f3aae8/80474969611.pdf
- http://lidarunufezogez.rf.gd/89221591129.pdf
- https://uploads.strikinglycdn.com/files/3691060f-8827-4ea8-93e0-c192765894e7/puzupigaruparu.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/
- http://scripts.sil.org/OFL

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000e262.bin` `15a138f9d01e9ca3e51f18acfd56a7b8ac2f45bdc87b51998cd51e6c15d4d1a9`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE262	5444 bytes
`font_01_sfnt_off0000f514.bin` `c2ae8d6e6416c2a26ce6165f471541057f6abd4d4dbe0012e3e51b82093ffa0d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF514	10920 bytes

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