MALICIOUS — dunibefakuja.pdf
MALICIOUS — dunibefakuja.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 5 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
18cca7b98c5fef1e98564453f4ea1a4c09bf42d165a87862d71b96fb8254049b - SHA-1:
9044393b6cc32b6a8bc00f9adcbae4d6d3559855 - MD5:
e3ef07e6d2ef5b7dec52473a8e930321 - ssdeep:
1536:/TMApY3WyW2a6rShTBzq9QhGaOh4wAexJ8tZl3M:7MApcWyw6rShTrjGxJ8tzc - TLSH:
T10937D0B31097DD9C3F4B8707ADB30429645FC7883126EA549884BA6CD5BCABCFE10A54 - Submitted as: dunibefakuja.pdf
- File type: pdf · Size: 75548 bytes
- Verdict: malicious (95/100)
Detections (5 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!E3EF07E6D2EF
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 95/100 is the fusion of 7 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 - Contacted 18 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160820fad7d22a---82724254371.pdf, https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e3894ab7b7---29533209279.pdf, https://www.americansummercamps.com/wp-content/plugins/formcraft/file-upload/server/content/files/160703bd77e643---pavikevafovedakibimazu.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 - Extracted generic config (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9699 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
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- c.pki.goog
- 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
- 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\c22ed63b84437738368ada71a0df5d30.png -
74adc74d184a59bd93e0c93ed9661eb3ade52d815959b4c1d53b4fdb1457dcdc - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
4760cc1b8a7204ac77a1cd0fce507775c98db5023fd6011600b0b3e3908010b9 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=name+caller+ringtone+song
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160820fad7d22a---82724254371.pdf
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e3894ab7b7---29533209279.pdf
- https://www.americansummercamps.com/wp-content/plugins/formcraft/file-upload/server/content/files/160703bd77e643---pavikevafovedakibimazu.pdf
- https://www.vigo.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16079fa6beb9db---28863277205.pdf
- https://www.enterpriselighting.com/wp-content/plugins/super-forms/uploads/php/files/4aab7372f22d95ec035b39a14cb17ff0/sexuwituta.pdf
- https://topinsolventa.ro/userfiles/file/milas.pdf
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607c5ceb5e0d9---1602113160.pdf
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/160892e8fc262f---fetoxokekumot.pdf
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/16095393157440---domofobasovi.pdf
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/aqboqms8caamjkm2l2dvvhqnur/90831100772.pdf
- http://www.publicitymailing.ie/wp-content/plugins/formcraft/file-upload/server/content/files/160726cb305df7---44282208751.pdf
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073bbf9e9edf---bipifebe.pdf
- https://pilotcenter.gr/wp-content/plugins/super-forms/uploads/php/files/friuuavtbcjqtpgcn4jpunilon/talugudo.pdf
- http://autohondl.cz/userfiles/file/1473934879.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
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- feedproxy.google.com
- paymentsbusiness.ca
- christianboudreau.com
- www.americansummercamps.com
- www.vigo.co.za
- www.enterpriselighting.com
- exactblue.com
- www.formwork.co.uk
- global-gypsum.com
- www.w3.org
- purl.org
- ns.adobe.com
- topinsolventa.ro
- yatros.ro
- www.farparts.cl
- www.publicitymailing.ie
- pilotcenter.gr
- autohondl.cz
Embedded IP addresses
- 20.184.175.1
- 51.11.192.50
- 4.150.223.108
- 51.104.15.252
- 4.150.223.112
- 52.110.12.20
- 20.247.184.197
- 4.230.171.124
- 74.178.76.128
- 20.112.250.133
- 52.168.117.174
- 74.179.71.159
- 203.26.79.13
- 135.233.45.221
- 20.184.175.5
- 20.42.179.192
- 92.223.78.30
- 142.250.207.3
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report