MALICIOUS — gulujikelipekexiwiwob.pdf
MALICIOUS — gulujikelipekexiwiwob.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:
1f980bff6757c0f4f48d1dad136a5e52173400063e5768f535d266ed66fdd5ec - SHA-1:
7633b8226a3e0f298c15fdfb435a1d366d6f1958 - MD5:
98a8c9cf116aec80f023525258e3c9bb - ssdeep:
768:tgGzpD8z8Ws/MZdBd33PqpOhh+0O5ud+hr+BER5wqIYhEJi59ZWI3H4iE6:OGFAz7Spe+j5ud+hrsG95KG4iE6 - TLSH:
T14233C0F34097DC887E86AF57ADE710915185D349A133E364669C3B2DC4BC6BDBE20821 - Submitted as: gulujikelipekexiwiwob.pdf
- File type: pdf · Size: 50678 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): UDS:Trojan.PDF.SBadur.gen
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 17 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/a12130bb-509a-4f05-a296-89fe7e1e4c22/7202424200.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=anticoagulants+davis+pdf, https://site-1036711.mozfiles.com/files/1036711/suzeralibu.pdf, https://site-1036925.mozfiles.com/files/1036925/batipavume.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)
9829 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
- desktop-hsgcbep
- ntp.ubuntu.com
- 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
- 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\d62abb1c565a60024c86218be273803f.png -
5b19db8cd2789eebf4aff7ba246fb2adb70d53a723e0acca513d935b232ae4b5 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
785971aa90856a0168e517bc6771880561d3aac04e135eb50ed3831cbeab7d4b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=anticoagulants+davis+pdf
- https://site-1036711.mozfiles.com/files/1036711/suzeralibu.pdf
- https://site-1036925.mozfiles.com/files/1036925/batipavume.pdf
- https://site-1037224.mozfiles.com/files/1037224/pitimilit.pdf
- https://site-1036699.mozfiles.com/files/1036699/subasezejimadovipoz.pdf
- https://site-1037071.mozfiles.com/files/1037071/gadega.pdf
- https://cdn.shopify.com/s/files/1/0464/6548/2910/files/zapizabujufasigar.pdf
- https://cdn.shopify.com/s/files/1/0431/8350/5570/files/vumosedomuvafesadaluxi.pdf
- https://uploads.strikinglycdn.com/files/a12130bb-509a-4f05-a296-89fe7e1e4c22/7202424200.pdf
- https://uploads.strikinglycdn.com/files/feabfd2c-fe92-4097-a3ab-181963d6d108/62859929025.pdf
- https://uploads.strikinglycdn.com/files/f8403380-e2c5-4328-8a4b-4d6e713d41d5/60624448415.pdf
- https://uploads.strikinglycdn.com/files/37381804-f095-4254-ad47-686dfd2d4060/xusukonanibe.pdf
- https://site-1036651.mozfiles.com/files/1036651/mubanutozixenapazil.pdf
- https://site-1037193.mozfiles.com/files/1037193/bibiwudalavijurosisewin.pdf
- https://site-1037163.mozfiles.com/files/1037163/24643173777.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
- cctraff.ru
- site-1036711.mozfiles.com
- site-1036925.mozfiles.com
- site-1037224.mozfiles.com
- site-1036699.mozfiles.com
- site-1037071.mozfiles.com
- cdn.shopify.com
- uploads.strikinglycdn.com
- site-1036651.mozfiles.com
- site-1037193.mozfiles.com
- site-1037163.mozfiles.com
- j6.me
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.73.28
- 52.110.12.21
- 52.110.12.50
- 20.42.179.204
- 4.230.171.124
- 72.145.35.96
- 20.247.184.197
- 203.26.79.13
- 74.178.240.51
- 74.178.76.128
- 52.123.129.14
- 4.207.44.68
- 135.232.92.137
- 52.168.117.169
- 4.150.223.113
- 20.50.73.15
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report