MALICIOUS — larinufuzexamatiju.pdf
MALICIOUS — larinufuzexamatiju.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
f220b91af293a01904c8b5e805b5438424e32516cef550c8028b602caf7037e7 - SHA-1:
d17492288370500ace9c4d9e3bee3f75ae3b2dc6 - MD5:
c82a73c5b2212fe17909d12935e670da - ssdeep:
768:igGzpDXp1SqMxorEOGEwA1XIUqS5oHO9nGuOOfZDTRjuHjQtldEGcXmf7:/GF7p768IeoHoXfldyHjGSXmf7 - TLSH:
T159339EF79497DC8CBA829F079DAB1569208DD68CA136D76009CC7B2DC0BC6BC6E10661 - Submitted as: larinufuzexamatiju.pdf
- File type: pdf · Size: 50607 bytes
- Verdict: malicious (86/100)
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): UDS:Trojan.PDF.SBadur.gen
MITRE ATT&CK
Why this verdict
The malicious score of 86/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: https://misutinulil.weebly.com/uploads/1/3/1/4/131407711/6937295.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 13 external host(s) at runtime (2 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/wb?keyword=michelin%20guide%20singapore%202018, https://misutinulil.weebly.com/uploads/1/3/1/4/131407711/6937295.pdf, https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/vigirupiruwovilav.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9745 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- 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
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
Dropped files
- /opt/CAPEv2/storage/analyses/37517/files/24da46e992b489de786b12692f70afff485195debbf3ebd38142ccf650de1cbe -
24da46e992b489de786b12692f70afff485195debbf3ebd38142ccf650de1cbe - /opt/CAPEv2/storage/analyses/37517/files/41668dd0be412abd41f85a3846d3123f88b1646047872905a1a33411eee1c4f7 -
41668dd0be412abd41f85a3846d3123f88b1646047872905a1a33411eee1c4f7 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/wb?keyword=michelin%20guide%20singapore%202018
- https://misutinulil.weebly.com/uploads/1/3/1/4/131407711/6937295.pdf
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/vigirupiruwovilav.pdf
- https://wegupufula.weebly.com/uploads/1/3/0/8/130813429/8e6285e36d.pdf
- https://fodezamu.weebly.com/uploads/1/3/1/4/131407453/e9ff54.pdf
- https://uploads.strikinglycdn.com/files/1f645a7c-c7db-405c-9e8e-085a4a1801c1/84046845269.pdf
- https://uploads.strikinglycdn.com/files/3a82480f-61e2-4e95-8e93-9ba8a7dd7a4e/kobudozawifabarepufej.pdf
- https://uploads.strikinglycdn.com/files/6a884e74-4fac-4428-accf-cfbe5397dcf7/20194373875.pdf
- https://uploads.strikinglycdn.com/files/0a67b399-c009-49d6-bd76-8ee3491e2428/46814241682.pdf
- https://cdn-cms.f-static.net/uploads/4366048/normal_5f86f9722771d.pdf
- https://cdn-cms.f-static.net/uploads/4367951/normal_5f88d52e7ffc0.pdf
- https://cdn-cms.f-static.net/uploads/4365657/normal_5f88c9d7c59d1.pdf
- https://uploads.strikinglycdn.com/files/068f64bf-a222-4621-9831-3c3e9ab02fc4/77725766614.pdf
- https://uploads.strikinglycdn.com/files/a1bf997b-d1a1-4b76-bc00-2d14afed17e5/57811927267.pdf
- https://uploads.strikinglycdn.com/files/ff08be08-9a3a-4925-abab-3d5f685eb1d6/39083568522.pdf
- https://site-1037009.mozfiles.com/files/1037009/10327048951.pdf
- https://site-1038995.mozfiles.com/files/1038995/1738712386.pdf
- https://uploads.strikinglycdn.com/files/4f14dbc2-3af7-4595-9fc5-242d95dd48eb/womoxubakag.pdf
- https://uploads.strikinglycdn.com/files/7aaa2fc7-8795-429c-8172-16a999f193b6/soxetitevin.pdf
- https://uploads.strikinglycdn.com/files/ea1a6293-49fd-4ae6-871a-a5cbbb6346e5/85057887800.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/
Embedded domains
- cctraff.ru
- misutinulil.weebly.com
- dutitujazekap.weebly.com
- wegupufula.weebly.com
- fodezamu.weebly.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- site-1037009.mozfiles.com
- site-1038995.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.117.170
- 52.123.252.204
- 20.165.94.46
- 72.153.5.131
- 135.232.92.137
- 52.230.60.54
- 20.184.175.22
- 20.236.44.162
- 40.84.85.40
- 40.104.4.2
- 203.26.79.13
- 135.232.92.34
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report