MALICIOUS — 57093592807.pdf
MALICIOUS — 57093592807.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
913017459cde3b8680422c62d1d843d1c7c371c3732849a994f99b9e0240500e - SHA-1:
7fa042a2ea300e89b3f522befe2225dc98e0bd4b - MD5:
d9eb2403055074bf2b9ddbf5cf6319db - ssdeep:
1536:fGFnFgfgQy5f6U36mZBWhZQ1Bz3lQwoWV8YMNy:OFnMhyR6U36q8ZQ1J1vWYh - TLSH:
T12235C0F35866CD897DCA6B53ADE20064625AC3C8727396B488D8BB7CD47C6FD1E11820 - Submitted as: 57093592807.pdf
- File type: pdf · Size: 60392 bytes
- Verdict: malicious (84/100)
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 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/2e565549-5ae6-4c4b-b16a-9096cef3fa72/18451765195.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 14 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=coefficient+of+skewness+pdf, http://files.dorkygringo.com/uploads/1/3/2/7/132710491/jupesibekokibo.pdf, http://files.rockofoakland.com/uploads/1/3/2/7/132740914/1206984.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9818 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
- 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
- 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
- 250.255.255.239.in-addr.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\SumatraPDF-settings.txt -
c9674ea086ebdbd47a0cdfdb71f755b72656167963c4cb0d8efe9315cb96b6c1 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\2daa8946fd468e681e4f21f694482097.png -
722e05d230f1982903efd362f269cc955ecaca8e795225afc16c9de9bbfbf58f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=coefficient+of+skewness+pdf
- http://files.dorkygringo.com/uploads/1/3/2/7/132710491/jupesibekokibo.pdf
- http://files.rockofoakland.com/uploads/1/3/2/7/132740914/1206984.pdf
- http://files.rkspeech.com/uploads/1/3/1/4/131438249/9075954.pdf
- https://site-1037005.mozfiles.com/files/1037005/mukemuluwokiwiw.pdf
- https://site-1036918.mozfiles.com/files/1036918/gixiruwobiloxuse.pdf
- https://uploads.strikinglycdn.com/files/882e64f1-7952-4f58-a6de-092385edebae/riruvubodepejijoruzer.pdf
- https://uploads.strikinglycdn.com/files/2e565549-5ae6-4c4b-b16a-9096cef3fa72/18451765195.pdf
- https://uploads.strikinglycdn.com/files/68b54aec-49eb-4b71-9028-23c0ca585c07/47235970602.pdf
- https://uploads.strikinglycdn.com/files/d01f1f8b-e906-4335-8604-74215d4eaded/47645132109.pdf
- https://site-1037143.mozfiles.com/files/1037143/42068841201.pdf
- https://site-1036975.mozfiles.com/files/1036975/melofumenuliraravaji.pdf
- https://site-1037875.mozfiles.com/files/1037875/44814080791.pdf
- https://site-1037218.mozfiles.com/files/1037218/fotaxabe.pdf
- https://site-1036681.mozfiles.com/files/1036681/35993083464.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
Embedded domains
- ggtraff.ru
- files.dorkygringo.com
- files.rockofoakland.com
- files.rkspeech.com
- site-1037005.mozfiles.com
- site-1036918.mozfiles.com
- uploads.strikinglycdn.com
- site-1037143.mozfiles.com
- site-1036975.mozfiles.com
- site-1037875.mozfiles.com
- site-1037218.mozfiles.com
- site-1036681.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 52.168.117.170
- 20.184.175.14
- 52.110.12.56
- 20.42.179.192
- 4.230.171.124
- 74.179.77.204
- 52.168.112.67
- 20.42.73.31
- 52.123.128.14
- 135.234.160.244
- 20.165.94.46
- 203.26.79.13
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report