MALICIOUS — zasetevit.pdf
MALICIOUS — zasetevit.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:
b181a8141e916dee7ae36e0288f79b920eb862a5f6ad1cd4cd736823c5d6cf42 - SHA-1:
f6075317569863fb854b4e8b5c875d92b0ce51c8 - MD5:
b6e0e7e594870dd1a8823b182274d0b1 - ssdeep:
768:OgGzpDDoGievd1wTU37Y9u+8WxaNZOYzSmmmx3fmxBIhIfD0rCRHmBaCQ:rGF3RiUwlaNZOYemmxBkgbRHmBaCQ - TLSH:
T1AB319EF39097EC8C7A86BB076EEA05586149D68C202383B158C9777CC0BCAFD6E50D61 - Submitted as: zasetevit.pdf
- File type: pdf · Size: 40123 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 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: http://files.jdhslibrary.org/uploads/1/3/1/6/131606730/dofajut-mijunonibutaw-folipurafabiw-kukotujujonepi.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=pragmatics+exercises+pdf, https://cdn.shopify.com/s/files/1/0427/6404/2396/files/rojunejixitexebuxu.pdf, https://cdn.shopify.com/s/files/1/0436/7171/5993/files/what_were_two_results_of_industrialization_in_america.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)
9653 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
- ntp.ubuntu.com
- 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=1787778806&P2=404&P3=2&P4=Ifc1BcCyugoEv2%2b6ii5X11BG%2fJ2hv837mHCLSn%2fotouzwghm%2bOv7mAlVu%2bOdwSzReizVUJ6MV6m87oNGARFV%2fA%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
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787778862&P2=404&P3=2&P4=L6UgJn7bigiNGOARhJMwT8Hb1nO%2bq4VrJSib66U9Cpn7U4l%2bOx%2f6b9rB8QsEk2G5zu%2fNAFkrxM1a1KGyBE4Q1g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787175566&P2=404&P3=2&P4=NZTm%2b4Uy8pVgA%2buHJEXOTcfbtUGw2wq0qjAN%2fFWIiYqkqY7kqiEGxKxl3LTQxZzvzbH8XfulEcL1B3MkvoMjYg%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
647d198fd559648489ab4201223d9d2c05453ac5a774831b8b40809f137c09c1 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\80d89b4d249b9fab2882c295e05ed082.png -
382333b460768f65810fe9acd2956ee6d886fabb111109944d597cb999fb7643 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=pragmatics+exercises+pdf
- https://cdn.shopify.com/s/files/1/0436/1961/4884/files/genasotar.pdf
- https://cdn.shopify.com/s/files/1/0427/6404/2396/files/rojunejixitexebuxu.pdf
- https://cdn.shopify.com/s/files/1/0436/7171/5993/files/what_were_two_results_of_industrialization_in_america.pdf
- https://cdn.shopify.com/s/files/1/0460/2504/8223/files/tamam_shud_code.pdf
- https://cdn.shopify.com/s/files/1/0437/7840/8609/files/zixekawibuzexisipogafon.pdf
- https://site-1036868.mozfiles.com/files/1036868/23841230627.pdf
- https://site-1039639.mozfiles.com/files/1039639/dofulevesuxibila.pdf
- https://site-1038780.mozfiles.com/files/1038780/zoxubapamali.pdf
- http://files.jdhslibrary.org/uploads/1/3/1/6/131606730/dofajut-mijunonibutaw-folipurafabiw-kukotujujonepi.pdf
- http://files.marymartinembroidery.com/uploads/1/3/1/4/131453565/3799148.pdf
- http://garumu.ardentacres.com/uploads/1/3/1/3/131380600/bcebca6.pdf
- https://cdn.shopify.com/s/files/1/0437/1483/8679/files/9th_grade_vocabulary_words_list.pdf
- https://cdn.shopify.com/s/files/1/0465/0860/5590/files/68904481317.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=1787778806&P2=404&P3=2&P4=Ifc1BcCyugoEv2%2b6ii5X11BG%2fJ2hv837mHCLSn%2fotouzwghm%2bOv7mAlVu%2bOdwSzReizVUJ6MV6m87oNGARFV%2fA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- cctraff.ru
- cdn.shopify.com
- site-1036868.mozfiles.com
- site-1039639.mozfiles.com
- site-1038780.mozfiles.com
- files.jdhslibrary.org
- files.marymartinembroidery.com
- garumu.ardentacres.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 48.211.4.16
- 4.144.132.114
- 52.110.12.30
- 52.110.12.8
- 4.230.171.124
- 72.153.5.129
- 203.26.79.13
- 20.165.94.63
- 92.223.78.30
- 135.233.95.135
- 20.231.239.246
- 52.168.117.168
- 52.123.129.14
- 40.103.64.226
- 20.165.94.46
- 48.200.63.27
- 4.150.223.103
- 20.42.65.94
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report