PDF malware analysis — malicious · a760e92f3def51eb

MALICIOUS

PDF

76.4 KB Created: 2021-03-09 23:48:46 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-23

MD5: a060d5855c3fd57d6cd696fee7a02bc7 SHA-1: be8945658d5f3b987a537e44dc343f9a35c7d5cc SHA-256: a760e92f3def51eba31bc6d5a132cbc0fefe2f5f64336831bc2ae7ed5f1fd289

96 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds external URLs that direct users to attacker-controlled resources. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

Nyx PDF Classifier malicious score 0.9687

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
PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILED

The cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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://pelibifir.ru/strik?utm_term=the+seventh+man+short+story+summary PDF link annotation
- https://cdn-cms.f-static.net/uploads/4492546/normal_6028c3d3380b6.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4454822/normal_5fcec12e29b2e.pdfIn PDF document text
- http://govugododuwo.iblogger.org/arduino_programming_book_in_hindi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426267/normal_5fe78aa0cecf8.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4421937/normal_5fe4e45b73c2a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4493550/normal_601dbef601e54.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454302/normal_60290b3438b44.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445739/normal_5fd3a918a506f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4449771/normal_602cf1b912ead.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4387711/normal_60052ed33c690.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/26b98390-c259-4ad3-8045-ef87501aaf70/81952599102.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a7296f59-669a-4bb9-87ed-2ccfc747c738/is_11th_physics_tough.pdfIn PDF document text
- http://ditajizuru.rf.gd/philips_respironics_system_one_bipap_avaps_bilevel_machine.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9707bc32-7e04-4fab-9847-97fbcf9fe83a/linksys_ea6500_vpn_setup.pdfIn PDF document text
- http://xujufogovixew.epizy.com/stephen_king_it_free_movie_online.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/155ce99e-bc85-428b-b2bb-5bb57e95eafa/12746485128.pdfIn PDF document text
- http://likijanima.epizy.com/imsai_arasan_23am_pulikesi_songs.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f9c664fa-c176-4d29-82a0-189587383c81/how_to_install_a_ao_smith_heat_pump_water_heater.pdfIn 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_off0000fc16.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xFC16	5004 bytes
SHA-256: `fbae9f3e954cefca94efe0bbe0bb8a4e655334bedcc889143492a6f33373599c`
`font_01_sfnt_off00010cf5.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x10CF5	10880 bytes
SHA-256: `27941df7f2835056a57078cc0b9837f7d06b05dbed19749bbb02fe01734cc054`

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