Malicious PDF — malware analysis report

Static analysis result for SHA-256 73abcac9d8e839f2…

MALICIOUS

PDF

24.5 KB Created: 2019-04-30 07:55:35 +01:00 Authoring application: mPDF 5.7
MD5: caa48a13f76debf2e9227ecfb1c8e928 SHA-1: ec2e6fedd07a2e66869e32630e9537f0ede55091 SHA-256: 73abcac9d8e839f2be8555bce6f7317458d238465a80c5364e0d9460837d99ce
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, masquerading as academic or medical content. This technique is often used to drive traffic to malicious sites or to distribute further malware. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9903

Heuristics 2

  • 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://loaminoo.linkpc.net/2093097096091094/Issues-and-Management-of-Joint-Hypermobility-A-Guide-for-the-Ehlers-Danlos-Syndrome-Hypermobility-Type-and-the-Hypermobility-Syndrome-by-Brad-T-Tinkle.pdf
    • http://loaminoo.linkpc.net/1091097092099097090/My-Eds-Ehlers-Danlos-Syndrome-Journey-Medical-and-Personal-Journal-by-Brad-T-Tinkle.pdf
    • http://loaminoo.linkpc.net/1091097093090095093/Ehlers-Danlos-Syndrome-with-Liberty-the-Dog-Liberty-the-Ehlers-Danlos-Dog-Liberty-an-Emotional-Support-Dog-Helps-You-Explain-Ehlers-Danlos-Syndrome-to-Others-by-Amy-Dee-Hosp.pdf
    • http://loaminoo.linkpc.net/1091097093091096091/Liberty-the-Ehlers-Danlos-Dog-Liberty-an-Emotional-Support-Dog-Helps-You-Explain-Ehlers-Danlos-Syndrome-to-Others-by-Amy-Dee-Hosp.pdf
    • http://loaminoo.linkpc.net/1091097093091094098/Our-Stories-of-Strength-Living-with-Ehlers-Danlos-Syndrome-by-Mysti-Reutlinger.pdf
    • http://loaminoo.linkpc.net/1091097092099097099/The-Official-Patient-s-Sourcebook-on-Ehlers-Danlos-Syndrome-by-Philip-M-Parker.pdf
    • http://loaminoo.linkpc.net/6098093095099097/An-Accident-Waiting-to-Happen-A-Life-with-Ehlers-Danlos-Syndrome-by-Philip-Howard.pdf
    • http://loaminoo.linkpc.net/1091097092099097097/Journey-to-Health-A-Holistic-Approach-to-Ehlers-Danlos-Syndrome-by-Mysti-Reutlinger.pdf
    • http://loaminoo.linkpc.net/1091097092098098098/Our-Stories-of-Strength-Living-with-Ehlers-Danlos-Syndrome-by-Kendra-Neilsen-Myles.pdf
    • http://loaminoo.linkpc.net/1091097092098099092/Being-Built-Wrong-One-Woman-s-Struggle-with-Ehlers-Danlos-Syndrome-by-Alexa-Simmons.pdf
    • http://loaminoo.linkpc.net/4090091091098097/Chemical-Sensitivity-A-Guide-to-Coping-with-Hypersensitivity-Syndrome-Sick-Building-Syndrome-and-Other-Environmental-Illnesses-by-Bonnye-L-Matthews.pdf
    • http://loaminoo.linkpc.net/4096091090097095/Autism-amp-Asperger-s-Syndrome-in-Layman-s-Terms-Your-Guide-to-Understanding-Autism-Asperger-s-Syndrome-PDD-NOS-and-Other-Autism-Spectrum-Disorders-ASDs-by-Raymond-Le-Blanc.pdf
    • http://loaminoo.linkpc.net/3093090090093098/Betrayal-by-the-Brain-The-Neurologic-Basis-of-Chronic-Fatigue-Syndrome-Fibromyalgia-Syndrome-and-Related-Neural-Network-by-Jay-A-Goldstein.pdf
    • http://loaminoo.linkpc.net/9093098094092094/Kaye-Having-Downs-Syndrome-Is-Not-an-Obstacle-1-in-Every-1-000-Babies-Are-Born-with-Downs-Syndrome-in-the-UK-Each-Year-by-Dorothy-Crawford.pdf
    • http://loaminoo.linkpc.net/8094095094097090/Chronic-Fatigue-Syndrome-M-E-Symptoms-Diagnosis-Management-by-Rosamund-Vallings.pdf
    • http://loaminoo.linkpc.net/3092090096092091/The-Judas-Syndrome-The-Judas-Syndrome-1-by-Michael-Poeltl.pdf
    • http://loaminoo.linkpc.net/3090092090095092/The-Judas-Syndrome-The-Judas-Syndrome-1-by-Michael-Poeltl.pdf
    • http://loaminoo.linkpc.net/3098095094094092/The-Complete-Guide-to-Asperger-s-Syndrome-by-Tony-Attwood.pdf
    • http://loaminoo.linkpc.net/2093097099095099/Asperger-s-Syndrome-A-Guide-for-Parents-and-Professionals-by-Tony-Attwood.pdf
    • http://loaminoo.linkpc.net/1090093099091091/Can-I-tell-you-about-Asperger-Syndrome-A-guide-for-friends-and-family-by-Jude-Welton.pdf

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