PDF malware analysis — malicious · f78a234b7884bbee

MALICIOUS

PDF

48.3 KB Authoring application: Serif PagePlus

MD5: bb15ad760acd914c5904da2fb285f79f SHA-1: 6695ab1c05736833286ba7c5c67893eab0b02d1a SHA-256: f78a234b7884bbeed9180f186271f7155a63c360b84d0724b6c000320cc4e78f

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to other PDF files, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier and ClamAV also flagged this file as malicious, with ClamAV identifying it as Pdf.Phishing.TtraffRobotInstall-7605656-0. The embedded URLs likely serve to distribute more malicious content or engage in SEO manipulation. No scripts were extracted from this sample.

Machine Learning

Nyx PDF Classifier malicious score 0.9999

Heuristics 3

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.
ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
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://airporthistory.net/uploads/1/3/0/5/130545096/jubixel.pdf
- http://cfdaccounting.net/uploads/1/3/0/5/130546283/joxeratudixet-zogiluwere-fepuf-kiwixepolus.pdf
- http://murasamt.tech/uploads/2020/01/27/salafepozo.pdf
- http://pumopeg.onlineevents.tech/uploads/2020/01/29/wikunakiwulalu-jorojaxulesawe-vebitepugukot-lezatezed.pdf
- http://judgeammendola.com/uploads/1/3/0/3/130313390/9537841.pdf
- http://helenkaratecaerphilly.com/uploads/1/3/0/5/130588803/zukeviju_joxip.pdf
- http://vumuxited.wpchoice.net/uploads/2020/01/28/855922.pdf
- http://judgeammendola.com/uploads/1/3/0/6/130604179/visejenor_siralared_wexoretar.pdf
- http://agl-llc.com/uploads/1/3/0/3/130379341/gokudalosotowaxij.pdf
- http://kapasawi.dtbaikal.com/uploads/2020/01/28/6546e602b.pdf
- http://chrisennisrealtor.com/uploads/1/3/0/2/130271081/2126075.pdf
- http://fugelu.gost-stroy.com/uploads/2020/01/27/bbc17500d785.pdf
- http://wilizen.tamadanataly.ru/uploads/2020/01/27/1602627.pdf
- http://zadof.tienda-adan.com/uploads/2020/01/28/107da17.pdf
- http://tenakilubi.qayl.club/uploads/2020/01/29/tavuloxup.pdf
- http://dedesrepus.com/uploads/1/3/0/6/130621228/4246775.pdf
- http://myria-anthi-essential-oils.com/uploads/1/3/0/5/130543065/7d1afc711.pdf
- http://pccpnetwork.nhs.uk/uploads/1/3/0/2/130273735/3a42a.pdf
- http://northsidegurlcosmetics.com/uploads/1/3/0/5/130544136/vovowiwimavazufeki.pdf
- https://rozusibumelu.weebly.com/uploads/1/3/0/5/130550983/sejotuvimiken_jimus_vureneg.pdf
- http://5elementsart.com/uploads/1/3/0/5/130543256/wugezejowogil-welavuwunexoti.pdf
- https://vimotubaguf.weebly.com/uploads/1/3/0/2/130270859/2138468.pdf
- http://nudepima.ledseven.ru/uploads/2020/01/28/vavatileba.pdf
- http://sorteincorporation.co.za/uploads/1/3/0/4/130483564/foxigaluzis.pdf
- http://newperspectivemedical.com/uploads/1/3/0/6/130604642/130604642.html#aaoifi+standards+free+download+pdf
- http://dedesrepus

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off0000662c.bin` `4c1f6b1eb134792eb56a887713d945c6ddd1f182afe9480c48cffab10201c12b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x662C	22696 bytes
`font_00_sfnt_off00001742.bin` `bdcfeef212f5fd857201596e5136e48d695240d1f4e028fb94c335b9006ed876`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1742	7748 bytes

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