Malicious PDF — malware analysis report

Static analysis result for SHA-256 60270426680884f0…

MALICIOUS

PDF

68.1 KB Created: 2021-03-10 21:19:34 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 62e4c70a9420d149da96403456bf3ad0 SHA-1: 705a0deeb1d3b035d830fe039931721026d85910 SHA-256: 60270426680884f08f10f413b829bd7d7e0eef741a204c0cf782ea29fc219480
96 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF file contains an embedded URL pointing to a suspicious domain, which is a strong indicator of malicious intent. The document body, though partially corrupted, suggests a lure related to 'causes of first world war pdf', likely designed to trick users into clicking the malicious link. The ML classifier and ClamAV detection further support the malicious classification.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9244

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://jottigo.ru/award?keyword=causes+of+first+world+war+pdf
    • http://rasprodavaika.ru/el_rompope_se_caducairqqk.pdf
    • http://erethiztzj.space/pride_and_prejudice_movie_free_online_2005u7pzu.pdf
    • http://xevusezes.medianewsonline.com/blackmagic_atem_television_studio_hd_manual.pdf
    • http://vopugixeroramox.medianewsonline.com/xilemananokivifevedinu.pdf
    • http://xogunajeraxuda.mywebcommunity.org/73419186505.pdf
    • http://wudazex.sportsontheweb.net/13018277826.pdf
    • http://nebofimanigi.sportsontheweb.net/26349163829.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • http://www.daltonmaag.com/
    • https://s3.amazonaws.com/vizegemawokaxe/38254116457.pdf
    • https://ee897e78-a157-4eb5-8a47-d615096087a2.filesusr.com/ugd/113e89_488b00a143364b78b00b72412627b1c7.pdf?index=true
    • https://s3.amazonaws.com/wokesabisevo/59174477462.pdf
    • https://s3.amazonaws.com/jifesu/7319348560.pdf
    • https://edefa294-c65c-46c5-840b-8a4669b9fdfe.filesusr.com/ugd/e4a001_9c8337a09b9b4690b15d975ea8f5622b.pdf?index=true
    • https://aee666f7-65d2-4416-8089-42e5bd85255d.filesusr.com/ugd/c4036c_5b6c1d2d26ee45b490d910ad1e4fe8ca.pdf?index=true
    • https://s3.amazonaws.com/lepefi/waze_for_android_auto_apk.pdf
    • http://benamow.myartsonline.com/paxusopojanika.pdf
    • http://gototura.myartsonline.com/haircut_locations_open_near_me.pdf
    • https://s3.amazonaws.com/wotodedaruzuk/brain_test_questions_and_answers_in_english.pdf
    • https://44f39d5c-a655-4437-91b6-62b11e148e71.filesusr.com/ugd/eb4c03_ea00b45fc4814aef9155a975a74a4266.pdf?index=true
    • https://3745348a-78a0-42d7-8ff4-af2b45bf5faf.filesusr.com/ugd/02631b_5f5bfa9a5cee4f36946f999775ad56e3.pdf?index=true
    • https://s3.amazonaws.com/lupuvogotog/40812649649.pdf
    • https://s3.amazonaws.com/kodipopujufipig/mivojulofevegibunidin.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000cffa.bin
8ae06b6f49fe887b7d98858b7ed087d7f2fddb987f15e05da34fcc329247c732
pdf-font-stream PDF embedded font (sfnt) at offset 0xCFFA 4928 bytes
font_01_sfnt_off0000e0e7.bin
02d61ac9197c0dff0a9237eefbec187244ce56d97cf190c50c1d33683f57925e
pdf-font-stream PDF embedded font (sfnt) at offset 0xE0E7 9900 bytes
font_02_sfnt_off000102d9.bin
d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378
pdf-font-stream PDF embedded font (sfnt) at offset 0x102D9 4324 bytes