MALICIOUS — 93528813759.pdf
MALICIOUS — 93528813759.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:
f66f6c81ea7e5a2abcc71d20ac1d06e0ee013e37873e2df67716591d747fbe60 - SHA-1:
d18a31677e599ce3824bb8c267573dea1da1b4b7 - MD5:
e8516d26a3efc40af7bf090047ac90d4 - ssdeep:
1536:00EubRL/Iw+3x+qA0SfLPQjc+lk9snMgQ9lwYUyf4g:NESl9a+BTIjc+lk9snMgcwJU - TLSH:
T1F036BFF350ABDE8C7E42AB473AB6059C7459C74C7437DB600484A62CC9B8ABD3F14A61 - Submitted as: 93528813759.pdf
- File type: pdf · Size: 68839 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: flagged
- 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://uploads.strikinglycdn.com/files/c129f6b5-43f9-4626-b42f-4b146860bb7f/pibos.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://traffking.ru/strik?utm_term=les+different+composant+electronique+et+leur+role, https://jufikaparilo.weebly.com/uploads/1/3/4/5/134592165/kaninewokoxig.pdf, https://uploads.strikinglycdn.com/files/c129f6b5-43f9-4626-b42f-4b146860bb7f/pibos.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 11 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9728 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- inference.location.live.net
- 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.85
- 23.11.37.157
- 192.168.122.116
- 4.150.223.107 US · Des Moines · AS8075 Microsoft Corporation
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
70ef131f7468b0d5f7fb149d030924bdedf29bbe58909e9eee608eaf60769cf8 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\7deeeefd6c9d654c963656deaf11b5c6.png -
a06364c811068322cf8b78b707efcd6a6a65593b7e830216b7f8c96654be24dc - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://traffking.ru/strik?utm_term=les+different+composant+electronique+et+leur+role
- https://s3.amazonaws.com/jukoxisojow/parts_of_a_bunsen_burner.pdf
- https://jufikaparilo.weebly.com/uploads/1/3/4/5/134592165/kaninewokoxig.pdf
- https://s3.amazonaws.com/memul/89346153796.pdf
- https://uploads.strikinglycdn.com/files/c129f6b5-43f9-4626-b42f-4b146860bb7f/pibos.pdf
- https://uploads.strikinglycdn.com/files/f5dad764-338c-4374-9c06-64dac80d96d6/jepuxizupemavinadiratela.pdf
- https://kogemujifogez.weebly.com/uploads/1/3/4/3/134344524/nalirewisebepolo.pdf
- https://s3.amazonaws.com/zolerazowubow/68266025365.pdf
- https://uploads.strikinglycdn.com/files/d83cd135-935f-4723-a2b8-a399b161afa3/54962262254.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/fadaxusak-nuruputixidipag-fupiwow-dekuwezom.pdf
- https://uploads.strikinglycdn.com/files/2f223fcd-427d-47b7-a836-3f68090c103c/20895377907.pdf
- https://uploads.strikinglycdn.com/files/b9ec635f-5a08-45c2-9293-d40273231189/gulogoxa.pdf
- https://uploads.strikinglycdn.com/files/d2d00ae1-778a-4b14-b811-7093e9775f0b/envision_math_grade_6_answer.pdf
- https://cdn-cms.f-static.net/uploads/4417536/normal_5fa02cad1f8a9.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
Embedded domains
- traffking.ru
- s3.amazonaws.com
- jufikaparilo.weebly.com
- uploads.strikinglycdn.com
- kogemujifogez.weebly.com
- jakedekokobara.weebly.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.73.30
- 4.150.223.98
- 4.150.223.107
- 4.247.188.224
- 52.230.59.222
- 74.178.76.128
- 20.236.44.162
- 40.84.85.40
- 52.110.12.51
- 162.159.36.2
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report