SUSPICIOUS — pexeranikevulet.pdf
SUSPICIOUS — pexeranikevulet.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
c51228c352283d4bf6b7d1d8b91c0159b07f93f4fcbd8569b50d5881ec23c7b1 - SHA-1:
787724ab0d7699c9482b602e7aadfb3d2f331d46 - MD5:
ae00a2e4f1841c9d0078a06afede3450 - ssdeep:
768:ugGzpDDiwxkaTqB9k4Z+zv0QNXQCao9t8mFs/csxjJ+PnwPo:LGFPDx1qB9HZ+r3NxsUCjUPwPo - TLSH:
T1C031AEF35157ED4C7A8AEF0769E710486149DB8DA022A1B049C97B3CD0BC6FD7E10A22 - Submitted as: pexeranikevulet.pdf
- File type: pdf · Size: 41261 bytes
- Verdict: suspicious (64/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 15 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=pirates+of+the+caribbean+viola+sheet+music+pdf, https://site-1039207.mozfiles.com/files/1039207/90684284400.pdf, https://site-1036783.mozfiles.com/files/1036783/29197343258.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 (7 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9696 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
- 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
- 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\SumatraPDF-settings.txt -
cfc13cae7297d2e81ff0ed6d4398ea4cbffc25fab0ca04eb1f013ac2411b9ff1 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\cb51a331eb271659ea057e0162f0ea5e.png -
d4e886a521893c7a120f17ea0ff6f220986ea22393a2f9493f7ecc7ef36a6c6d - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=pirates+of+the+caribbean+viola+sheet+music+pdf
- https://site-1039207.mozfiles.com/files/1039207/90684284400.pdf
- https://site-1036783.mozfiles.com/files/1036783/29197343258.pdf
- https://site-1036850.mozfiles.com/files/1036850/31741335678.pdf
- https://site-1037069.mozfiles.com/files/1037069/17949275372.pdf
- https://cdn.shopify.com/s/files/1/0482/9478/9275/files/gta_vice_city_strategy_guide.pdf
- https://cdn.shopify.com/s/files/1/0484/7209/6918/files/xevinaxejosonamuwijo.pdf
- https://cdn.shopify.com/s/files/1/0461/5281/0659/files/remote_control_jet_plane_crash.pdf
- https://cdn.shopify.com/s/files/1/0492/0370/8053/files/65471410106.pdf
- https://site-1036956.mozfiles.com/files/1036956/8234595322.pdf
- https://site-1036678.mozfiles.com/files/1036678/sedifufiwirodale.pdf
- https://cdn.shopify.com/s/files/1/0484/9241/3090/files/16573955900.pdf
- https://cdn.shopify.com/s/files/1/0486/2869/5205/files/saigonbao_gii_tr.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
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787743115&P2=404&P3=2&P4=L8Y%2bNghjxFbQCqDu8UPe3hxxh1oxWqNhLjwXzXXrZRmQyhoX6zuAyOau%2bKJFeCOKxvodkeVawGO11FdmelM79w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- cctraff.ru
- site-1039207.mozfiles.com
- site-1036783.mozfiles.com
- site-1036850.mozfiles.com
- site-1037069.mozfiles.com
- cdn.shopify.com
- site-1036956.mozfiles.com
- site-1036678.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.117.169
- 52.110.12.15
- 4.230.171.124
- 74.179.77.204
- 20.165.94.54
- 20.42.72.131
- 52.123.129.14
- 20.184.175.10
- 135.232.92.34
- 203.26.79.13
- 92.223.78.30
- 172.178.240.163
- 20.184.175.23
- 52.148.114.188
- 74.178.76.44
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report