MALICIOUS — nubibefesojuluwu.pdf
MALICIOUS — nubibefesojuluwu.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
1530c6994d4d1811349e81f2380d65601f9b1c2fd157af54ee076770fe54a40b - SHA-1:
776db018094ed6725aa5a7f2eccf1dd7d24ca690 - MD5:
c1522432766707c9e15d2f45647e8ee3 - ssdeep:
768:HgGzpD408Khlz5GwpiJ/YEkCLw9vxTnG3Tjw4BIVlbvCwNI:AGF0EcwpixxkCEJxK3/wTbCwNI - TLSH:
T11E309EF360A7ED8C6E8AAB039DFB11655489D3886233972005C87B3CC4BC67D7EA4561 - Submitted as: nubibefesojuluwu.pdf
- File type: pdf · Size: 38217 bytes
- Verdict: malicious (72/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 23 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/7c42e538-a7c9-4b69-a98d-c6f07ecdba02/kamawunuzarulose.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=beekeeping+project+proposal+pdf, http://files.templebaptist.com/uploads/1/3/1/4/131409508/6cc096596d8877.pdf, http://musuf.quityoulikemen.com/uploads/1/3/0/8/130814340/fizopad_lalur_wadibajasujene_gimabunen.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
- Extracted generic config (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9686 behavior events · 0 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
- 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\26f25675d7de3ed4b9ccce21175bae7c.png -
204e1640c86fede97a8474062fd66420ce6aa9fae03811de5a22b66e6322552a - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a5ed6492ea4cf0597cbb3767f102fe9e0617495c057ac9193f0f54de384b8f7f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=beekeeping+project+proposal+pdf
- http://files.templebaptist.com/uploads/1/3/1/4/131409508/6cc096596d8877.pdf
- http://musuf.quityoulikemen.com/uploads/1/3/0/8/130814340/fizopad_lalur_wadibajasujene_gimabunen.pdf
- http://jowil.molliethonneson.com/uploads/1/3/1/4/131437402/bebofusiwebazinuxi.pdf
- http://xoloju.justpotatoes.co.uk/uploads/1/3/1/6/131637814/decdc6379.pdf
- http://files.hansonfoodpantry.org/uploads/1/3/1/4/131453188/kuwogopuzil.pdf
- https://uploads.strikinglycdn.com/files/7c42e538-a7c9-4b69-a98d-c6f07ecdba02/kamawunuzarulose.pdf
- https://uploads.strikinglycdn.com/files/cdce1a62-5f79-4336-ac34-76818d95a18f/wavinovumekubawe.pdf
- https://uploads.strikinglycdn.com/files/f64a5bf0-0fd9-4028-a51f-892bb7624745/dixulafavosidoso.pdf
- https://uploads.strikinglycdn.com/files/9aff9376-4319-4060-b6d4-25d7b2977c44/42730258735.pdf
- https://uploads.strikinglycdn.com/files/b3dad093-bc48-4780-be46-7dd277c5885a/govugudapaxadegerulefi.pdf
- https://uploads.strikinglycdn.com/files/2537e0f0-2d02-4288-b3e7-49aa9b2757bd/52153018353.pdf
- https://uploads.strikinglycdn.com/files/618d097d-9864-418e-a418-8b10c632ad92/70868327916.pdf
- https://cdn.shopify.com/s/files/1/0431/9268/0611/files/free_beat_afro.pdf
- https://cdn.shopify.com/s/files/1/0440/7810/4728/files/nazasadujiduzunekuwega.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
- ggtraff.ru
- files.templebaptist.com
- musuf.quityoulikemen.com
- jowil.molliethonneson.com
- xoloju.justpotatoes.co.uk
- files.hansonfoodpantry.org
- uploads.strikinglycdn.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.104
- 172.172.255.218
- 40.84.85.40
- 52.168.112.67
- 172.215.188.232
- 20.42.65.94
- 52.168.112.66
- 52.123.252.235
- 52.110.12.37
- 172.215.188.225
- 4.230.171.124
- 135.233.95.144
- 4.150.223.115
- 203.26.79.13
- 52.123.128.14
- 40.99.134.18
- 92.223.78.30
- 135.232.92.34
- 142.251.42.99
- 48.200.63.27
- 20.184.175.21
- 20.42.65.89
- 162.159.142.9
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report