MALICIOUS — 7115017.pdf
MALICIOUS — 7115017.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (83/100). 2 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
e23027389809a776710649cfaa02b570f91567703ecbb13bb4f56202614c535c - SHA-1:
ff0c55e520190c42f990cc3c9feb4f5253a3fa00 - MD5:
7e217018c41b2994efc661278d14d792 - ssdeep:
1536:FGF+pL22NyxkdUVlnoHiCCVX3v2jWcWFBU:YF+pCCKkdUVlVR3eScWg - TLSH:
T15C34B0F79057EC4CBB8BAB035EEB1096218AC68D613BEB901884721CD4BC9FD7E15512 - Submitted as: 7115017.pdf
- File type: pdf · Size: 52585 bytes
- Verdict: malicious (83/100)
Detections (2 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 83/100 is the fusion of 7 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Contacted 16 external host(s) at runtime (2 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/wb?keyword=lumineers%20ho%20hey%20mp3%20download, https://site-1040665.mozfiles.com/files/1040665/55533045514.pdf, https://site-1038948.mozfiles.com/files/1038948/jililaturofexobe.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9973 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- 250.255.255.239.in-addr.arpa
- 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
- desktop-hsgcbep
- 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
- ntp.ubuntu.com
- 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\38e86efecf6114b9ab3fed8fdd6b7a35.png -
f58eeb1c52b6a6e1b8911e93312ffea6cead4f95440e8bea75119d512dad0341 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a44f8d49812960dbeed02eae0f715a13e64c8cb2017d96d1cf9c894e7971ea7b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/wb?keyword=lumineers%20ho%20hey%20mp3%20download
- https://site-1040665.mozfiles.com/files/1040665/55533045514.pdf
- https://site-1038948.mozfiles.com/files/1038948/jililaturofexobe.pdf
- https://site-1039133.mozfiles.com/files/1039133/zepujitujoniwivilutedomu.pdf
- https://site-1039848.mozfiles.com/files/1039848/12472096675.pdf
- https://cdn.shopify.com/s/files/1/0498/0742/5699/files/25791689769.pdf
- https://cdn.shopify.com/s/files/1/0434/3801/4616/files/super_mario_bros_gangster_game.pdf
- https://cdn.shopify.com/s/files/1/0499/9964/2793/files/cement_and_concrete_composites_guide_for_authors.pdf
- https://cdn.shopify.com/s/files/1/0484/9752/4898/files/mobile_app_store_download_apk.pdf
- https://cdn.shopify.com/s/files/1/0438/7582/7867/files/birelizame.pdf
- https://kabudededawizo.weebly.com/uploads/1/3/1/3/131383409/tabolerelivadezagulu.pdf
- https://rabifupokuwu.weebly.com/uploads/1/3/1/1/131164250/pidejatowuv_sadogumapizaleg_fusirezatodaxu.pdf
- https://uploads.strikinglycdn.com/files/f3c55a82-aece-470e-ac27-6c2190374f1f/27483198452.pdf
- https://uploads.strikinglycdn.com/files/07278d13-f130-4c34-af4e-f34412f1a1c6/14209649819.pdf
- https://uploads.strikinglycdn.com/files/d30c0ff9-f295-4f66-9923-cbab8bcefc55/2223356811.pdf
- https://uploads.strikinglycdn.com/files/1e39152f-165e-46da-b7eb-2f2f218e764b/14171968911.pdf
- https://cdn-cms.f-static.net/uploads/4366335/normal_5f8772e14e47b.pdf
- https://cdn-cms.f-static.net/uploads/4365998/normal_5f8702c235258.pdf
- https://cdn-cms.f-static.net/uploads/4367302/normal_5f877f1706544.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/
Embedded domains
- cctraff.ru
- site-1040665.mozfiles.com
- site-1038948.mozfiles.com
- site-1039133.mozfiles.com
- site-1039848.mozfiles.com
- cdn.shopify.com
- kabudededawizo.weebly.com
- rabifupokuwu.weebly.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.11
- 74.179.77.204
- 20.247.185.124
- 52.110.12.20
- 4.230.171.124
- 135.232.92.137
- 20.165.94.54
- 52.123.252.235
- 52.168.117.169
- 135.233.95.144
- 52.123.128.14
- 40.99.134.2
- 40.99.133.210
- 72.154.7.102
- 203.26.79.13
- 52.123.252.229
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report