MALICIOUS — 30009489832.pdf
MALICIOUS — 30009489832.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:
b4c154327950433e7f4d11187394e8f8e33d0ee51104eb6dc9772c11f97dc699 - SHA-1:
fb9c4aac5eb466a0a4940186127c1b4ebdf5d968 - MD5:
1bbd3559716e1dd453e3a5bd70a95ecd - ssdeep:
768:vgGzpDzzPSCGFCsE/GmkzMrQ6hWyB85fbYsC0QP3Dyl77pDnp13S4ZiQ:YGFvzqpXE/GjITuYsNQPz+7pV13SDQ - TLSH:
T16534AEF340BBED8C7A8B9B036CE715996145C6897273A290148D7B3DC5B86FE6F00621 - Submitted as: 30009489832.pdf
- File type: pdf · Size: 56964 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 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/82556016-4f5b-4fcd-aa2a-5ce25c9cb4c0/78797030706.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=libro+para+aprender+ingles+rapido+pdf, http://mojoti.takaikari.com/uploads/1/3/1/8/131871390/01285.pdf, http://files.crossworldinc.com/uploads/1/3/1/4/131407737/kozarup.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9657 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
- 252.0.0.224.in-addr.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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\e164abe85eaa2986338376e17a360a24.png -
324baf9b493b71d7641c27b454496155723253f38008eb41272fe2a08847dd1c - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ac82870d4889dc1114c4cc347071cf6f553c7057cd812443b0f911c630bbd8bc - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=libro+para+aprender+ingles+rapido+pdf
- http://mojoti.takaikari.com/uploads/1/3/1/8/131871390/01285.pdf
- http://files.crossworldinc.com/uploads/1/3/1/4/131407737/kozarup.pdf
- http://files.undergroundbtc.com/uploads/1/3/2/7/132740525/c2150a.pdf
- https://uploads.strikinglycdn.com/files/82556016-4f5b-4fcd-aa2a-5ce25c9cb4c0/78797030706.pdf
- https://uploads.strikinglycdn.com/files/f435c122-0cd5-411f-b7bb-9337aacf8130/duburejiju.pdf
- https://uploads.strikinglycdn.com/files/f4a9bc04-787d-4ee2-9998-5bde17d1aa80/11845460068.pdf
- https://uploads.strikinglycdn.com/files/a04f6420-d834-4fed-ae33-73158100d22b/nujotanu.pdf
- https://uploads.strikinglycdn.com/files/e44a4cb1-063c-425c-8055-0584e58920bc/36897377222.pdf
- https://site-1036629.mozfiles.com/files/1036629/vadiwebux.pdf
- https://site-1036699.mozfiles.com/files/1036699/18739737445.pdf
- https://site-1036839.mozfiles.com/files/1036839/1367054190.pdf
- https://site-1036750.mozfiles.com/files/1036750/74223575162.pdf
- https://site-1037160.mozfiles.com/files/1037160/30169582524.pdf
- https://cdn.shopify.com/s/files/1/0469/4615/6705/files/zusof.pdf
- https://cdn.shopify.com/s/files/1/0438/3123/0614/files/projected_cash_flow_template.pdf
- https://cdn.shopify.com/s/files/1/0429/9456/5271/files/41923446643.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
Embedded domains
- cctraff.ru
- mojoti.takaikari.com
- files.crossworldinc.com
- files.undergroundbtc.com
- uploads.strikinglycdn.com
- site-1036629.mozfiles.com
- site-1036699.mozfiles.com
- site-1036839.mozfiles.com
- site-1036750.mozfiles.com
- site-1037160.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 13.69.109.131
- 52.110.12.30
- 4.230.171.124
- 4.144.132.223
- 135.233.95.144
- 74.178.76.54
- 74.178.76.128
- 52.123.128.14
- 40.99.133.226
- 135.233.95.80
- 203.26.79.13
- 135.233.45.223
- 92.223.78.30
- 20.165.94.46
- 20.42.179.192
- 20.42.73.26
- 4.150.223.108
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report