MALICIOUS — normal_5fc7e05e7fd9e.pdf
MALICIOUS — normal_5fc7e05e7fd9e.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 5 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
d0276e8d5451e92037aeee4b902226b3b7851aa2e3d4a250bcf2f428b5159e08 - SHA-1:
4cb6fab98ee5817b3cf7c24f5ca74eaa85752d88 - MD5:
35c1bb8ec77cb77825d0c84942f0e3f8 - ssdeep:
1536:cuRk8dZtXhG6/a6p3YCLYe/4UbfYi2ZcLqfKE5vVMfAj+fnL1/OlJiVlPVrIZg:XRkajXF/L3YmYTZcOSmvVMoj+j1/OWh5 - TLSH:
T1E738D1F3A197CD5CAB456F5366B61219608EE3883132DED4088977BC80BD4BD7E00DA2 - Submitted as: normal_5fc7e05e7fd9e.pdf
- File type: pdf · Size: 82092 bytes
- Verdict: malicious (95/100)
Detections (5 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Microsoft Defender: Trojan:PDF/Phish!atmn
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 95/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated suspicious by URL analysis: https://static1.squarespace.com/static/5fc28f8b40f1034a5cb380cb/t/5fc49971cb3e0f5771e22d9d/1606719858269/fiery_ferments.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?utm_term=he+is+jealous+for+me, https://uploads.strikinglycdn.com/files/aa35855b-aa1d-4d88-a795-2cb36a652fa0/rental_home_application_free.pdf, https://static1.squarespace.com/static/5fc28f8b40f1034a5cb380cb/t/5fc49971cb3e0f5771e22d9d/1606719858269/fiery_ferments.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: uri-action - static signal, weight 0.30, confidence 0.60
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Contacted 13 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (9 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9724 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- c.pki.goog
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep(2)._dosvc._tcp.local
- ntp.ubuntu.com
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- 79.243.254.169.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\a97501896d123846a6699c7b1afb6f6d.png -
57484997a213e676266e79d32ce2a32e317d4321c4a4aa96841825e24e644332 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
6f17e608dc9ff4d7fbc6f8617d3c824424fc25ecd284802378a6e4d0218ab437 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?utm_term=he+is+jealous+for+me
- https://s3.amazonaws.com/sabobenuwe/xexuseriti.pdf
- https://s3.amazonaws.com/jazuravazaguz/robotics_kits_usa.pdf
- https://s3.amazonaws.com/zuxadol/printable_binder_covers_to_color.pdf
- https://uploads.strikinglycdn.com/files/aa35855b-aa1d-4d88-a795-2cb36a652fa0/rental_home_application_free.pdf
- https://static1.squarespace.com/static/5fc28f8b40f1034a5cb380cb/t/5fc49971cb3e0f5771e22d9d/1606719858269/fiery_ferments.pdf
- https://s3.amazonaws.com/baxegezivumi/webidorarariku.pdf
- https://static1.squarespace.com/static/5fc19fdcbd14ff0dd2a1cd42/t/5fc29c44f8cdb769c6388f5f/1606589509579/hillrise_elementary_school_las_cruces_nm.pdf
- https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbdf0654f98375720a576b3/1606283366265/mizpah_grand_chapter.pdf
- https://uploads.strikinglycdn.com/files/1c6194bb-956d-4649-bbbc-d4715b9fc26c/majumaxunoridufawenepiliz.pdf
- https://static1.squarespace.com/static/5fc0f0de5bcb0228a282afe8/t/5fc120832dd96f5918179159/1606492292210/sagasixevera.pdf
- https://s3.amazonaws.com/tibanepoxilibud/best_wap_new_ringtone.pdf
- https://uploads.strikinglycdn.com/files/e2b79657-a9fc-4171-a731-b989c98c2d3d/9150359686.pdf
- https://s3.amazonaws.com/pazifetanegapu/adjetivos_comparativos_en_ingles_lista.pdf
- https://s3.amazonaws.com/rijedifatufod/94326293010.pdf
- https://uploads.strikinglycdn.com/files/88fde056-554f-4216-957d-08972b08711e/hunter_x_hunter_uvogin.pdf
- https://s3.amazonaws.com/taturi/algorithme_cours_exercices_corrigs.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded domains
- cctraff.ru
- s3.amazonaws.com
- uploads.strikinglycdn.com
- static1.squarespace.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.123.129.14
- 4.150.223.98
- 52.138.229.67
- 52.123.252.235
- 135.233.45.221
- 4.247.188.224
- 52.110.12.2
- 20.236.44.162
- 74.178.240.51
- 74.179.77.204
- 74.178.240.61
- 142.251.222.227
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report