Malicious PDF — malware analysis report

Static analysis result for SHA-256 34576ea408481337…

MALICIOUS

PDF

74.2 KB Authoring application: OpenOffice.org First seen: 2020-09-07
MD5: d3396217054a7805edbc9d3687139726 SHA-1: 07e8f269ea5570f0ac72539fca7f69092642a4ad SHA-256: 34576ea408481337f7fdedf5a4d5d7240f2dcc7a3976c1d06e3644c8a3c3d19f
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs pointing to other PDF files hosted on various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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.
  • 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://mrsteamparts.com/uploads/1/3/0/6/130604552/380449.pdf In PDF document text
    • http://loudounvarealty.com/uploads/1/3/0/6/130605228/199453.pdfIn PDF document text
    • http://landscapeequipmentrentals.com/uploads/1/3/0/3/130379474/jozitomejigato_ripawaxafo.pdfIn PDF document text
    • http://mindfulnessiskolan.weebly.com/uploads/1/3/0/2/130291724/gekulubikewaw.pdfIn PDF document text
    • http://moonlilee.com/uploads/1/3/0/3/130379082/zibiwejetenixub.pdfIn PDF document text
    • https://gojozesobenud.weebly.com/uploads/1/3/0/5/130551325/5526193.pdfIn PDF document text
    • http://melodyxlove.org/uploads/1/3/0/4/130490410/zulaxapelorir.pdfIn PDF document text
    • https://delibeduto.weebly.com/uploads/1/3/0/3/130313378/3f41c5e1.pdfIn PDF document text
    • https://fanadelonilavo.weebly.com/uploads/1/3/0/3/130313641/cb2d5.pdfIn PDF document text
    • http://analogi.us/uploads/1/3/0/5/130539660/4123629.pdfIn PDF document text
    • http://madzladz.com/uploads/1/3/0/3/130323518/5968176.pdfIn PDF document text
    • http://susanseitz.com/uploads/1/3/0/6/130622007/vumarirofumuverubero.pdfIn PDF document text
    • http://sfchampions.com/uploads/1/3/0/6/130620217/lizigipejalu.pdfIn PDF document text
    • http://mycityadd.com/uploads/1/3/0/6/130603936/jitenuvipozip_vofibazeji.pdfIn PDF document text
    • http://jilolil.newneonaslimm.com/uploads/2020/01/28/3b5ad5fa.pdfIn PDF document text
    • http://pegipava.iamhasan.com/uploads/2020/01/28/golodovifivam_bedumunigopogu_vopefuduzadijat.pdfIn PDF document text
    • http://bodolandnews.com/uploads/1/3/0/2/130273623/6624dc2c.pdfIn PDF document text
    • http://activityedge.com/uploads/2020/01/27/62c6d1566cf45ad.pdfIn PDF document text
    • https://rapiviwobefedes.weebly.com/uploads/1/3/0/4/130435544/mixokugeb-fewanixe.pdfIn PDF document text
    • http://24h-loodgieter.be/uploads/1/3/0/6/130604476/25792c8827.pdfIn PDF document text
    • http://stephenknighttattoo.com/uploads/1/3/0/2/130272648/2502588.pdfIn PDF document text
    • http://leighgardinerphysiotherapy.com/uploads/1/3/0/2/130272988/9418484.pdfIn PDF document text
    • http://thehnossaproject.com/uploads/1/3/0/5/130551586/130551586.html#annualized+income+installment+worksheetIn PDF document text
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Related samples 3

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001707.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1707 8684 bytes
SHA-256: b0687a0001c04dada9d72a4e2c2324deb4762a7d791612297f6b883d4f631088
font_01_sfnt_off0000dd42.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xDD42 16036 bytes
SHA-256: 779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63

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