MALICIOUS — sierra_vista_middle_school_parker_co.pdf
MALICIOUS — sierra_vista_middle_school_parker_co.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
980f1dfa52d5cfe429ef133c92668f9cea0393309e79002d10a7e1c45a29283c - SHA-1:
24ee2145049dd5830bcf4ab85626a6125d765fe0 - MD5:
b5b9bc5d7811412fb3be7d5df99726af - ssdeep:
1536:GdOEqcjpycMxCYeiF4aH06W5UNURh2HOzQMP0SmXCuXF5Q5l6Z909ya0o+:MOEqqyjCDqPHW7RG+FmxMw709xe - TLSH:
T1D136DFF7B187DC8C7A8AE713DAEB4569B059D7482132CBA040C8BB6DC0687BD6E14542 - Submitted as: sierra_vista_middle_school_parker_co.pdf
- File type: pdf · Size: 67606 bytes
- Verdict: malicious (98/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/9499555a-d2d0-4ac7-9793-4c38ec7fe2bc/76048186562.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 16 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://traffking.ru/strik?utm_term=sierra+vista+middle+school+parker+co, https://riwisasivituw.weebly.com/uploads/1/3/1/0/131070703/rorona-xebefamenizaleg-zoxajilewunur-kisojor.pdf, https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbf4da13485235c86bccad6/1606372770997/private_society_cosmetics_mystery_box.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 (4 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9614 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._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- ntp.ubuntu.com
- _dosvc._tcp.local
- 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=1787778149&P2=404&P3=2&P4=U%2btYrgqZL9GlzjryAxGM7qB%2fajxsSK8jCpijIJlpVpblAFA2kR9gkklJ33Sj%2bjfposFldKsNi7bcXzIfwtoVOg%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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\4682707089843bfd795fddc7531d4970.png -
9c4ea3c5e55eb26e32f2d78dbf0de885fa9263b61ecfa202e78299c44fec6fb9 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
e0639bb36b9ee7b589c6f8de05e0b3c36978120587b374125cc92575ccc16bc1 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://traffking.ru/strik?utm_term=sierra+vista+middle+school+parker+co
- https://riwisasivituw.weebly.com/uploads/1/3/1/0/131070703/rorona-xebefamenizaleg-zoxajilewunur-kisojor.pdf
- https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbf4da13485235c86bccad6/1606372770997/private_society_cosmetics_mystery_box.pdf
- https://uploads.strikinglycdn.com/files/0da2bb9e-c986-47f6-8b9a-5b9836cadbec/homelite_leaf_blower_gas_ratio.pdf
- https://static1.squarespace.com/static/5fc2a834abaecd33182d7d6c/t/5fc4f2986457125654d6da69/1606742686142/android_8.1_oreo_user_manual.pdf
- https://s3.amazonaws.com/tetofamuxulil/total_conquest_offline_mod_apk.pdf
- https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbe123f61e25426e100b56f/1606292032607/sunbeam_electric_blanket_f2.pdf
- https://static1.squarespace.com/static/5fc17ddbf9866f3fd2d885d9/t/5fc3bf0d3485235c863902d0/1606663949237/to_regain_control_of_a_vehicle_in_a_skid.pdf
- https://uploads.strikinglycdn.com/files/9499555a-d2d0-4ac7-9793-4c38ec7fe2bc/76048186562.pdf
- https://static1.squarespace.com/static/5fc2a934a879396864138857/t/5fc3a4ad5147b14804a28942/1606657198090/nidale.pdf
- https://zabugusu.weebly.com/uploads/1/3/4/3/134311035/naruwokifiwufovulu.pdf
- https://jiwepurojal.weebly.com/uploads/1/3/0/7/130775762/3809296.pdf
- https://uploads.strikinglycdn.com/files/bcbbb504-67eb-4d78-a6f4-3bfd5474cfdc/bovufojo.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=1787778149&P2=404&P3=2&P4=U%2btYrgqZL9GlzjryAxGM7qB%2fajxsSK8jCpijIJlpVpblAFA2kR9gkklJ33Sj%2bjfposFldKsNi7bcXzIfwtoVOg%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
- traffking.ru
- riwisasivituw.weebly.com
- static1.squarespace.com
- uploads.strikinglycdn.com
- s3.amazonaws.com
- zabugusu.weebly.com
- jiwepurojal.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 203.26.79.13
- 40.79.141.153
- 48.211.4.16
- 52.110.12.31
- 4.230.171.124
- 4.144.132.223
- 40.79.167.10
- 20.236.44.162
- 52.123.128.14
- 74.179.77.204
- 74.179.71.159
- 52.123.252.218
- 48.192.143.121
- 52.168.117.174
- 20.184.175.13
- 52.148.114.188
File paths
- G:\R}
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report