MALICIOUS — 39694554685.pdf
MALICIOUS — 39694554685.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
4f20d4a2c7563440576febf1ad5fe451876293ab491855447b7b8bfa4ba4ea81 - SHA-1:
75befc1a245f9d64e5e89bf5fcff5fa4d4dd4baa - MD5:
4814166a26f6a7adae4dd4708a69f37d - ssdeep:
768:OgGzpD42gnAdcvzlW7pQ8revSz5AIArnLagallO/4vJ6k+3NLXqH:rGFkEVNcIlw4gztXqH - TLSH:
T14B329EF350A7DD8C7E87AB132A751494718AD289B023DBA044CC7BACC8BC6BD2F51951 - Submitted as: 39694554685.pdf
- File type: pdf · Size: 46803 bytes
- Verdict: malicious (75/100)
Detections (3 of 50 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 75/100 is the fusion of 7 weighted signals:
- Contacted 16 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/ba79d74c-4da9-4093-a038-1a5d55905710/52421688332.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=red+card+soccer+2003, https://uploads.strikinglycdn.com/files/047921ca-e187-4c79-a5c2-c336f24c2fec/angels_and_demons_torrent.pdf, https://cdn-cms.f-static.net/uploads/4417986/normal_5f9742cfb2e67.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 (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9794 behavior events · 1 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
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.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
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\dc343e5a626e09470830b03110daf753.png -
7131335b960f0a899588f8dce065746ef5a39efec30ef90bd96e16712ef2ef92 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
e506eb47aa0132e249846f65f4a93811787d80eea4305d11329f47f9ad0eff8a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=red+card+soccer+2003
- https://s3.amazonaws.com/dinisemowoge/becoming_a_better_person.pdf
- https://uploads.strikinglycdn.com/files/047921ca-e187-4c79-a5c2-c336f24c2fec/angels_and_demons_torrent.pdf
- https://cdn-cms.f-static.net/uploads/4417986/normal_5f9742cfb2e67.pdf
- https://cdn-cms.f-static.net/uploads/4393190/normal_5f8eed578865b.pdf
- https://cdn-cms.f-static.net/uploads/4379240/normal_5f97db00c3103.pdf
- https://cdn-cms.f-static.net/uploads/4405202/normal_5f9341e71fd37.pdf
- https://cdn-cms.f-static.net/uploads/4369316/normal_5f8a338eb0eaa.pdf
- https://cdn-cms.f-static.net/uploads/4386839/normal_5f91c03136896.pdf
- https://uploads.strikinglycdn.com/files/ba79d74c-4da9-4093-a038-1a5d55905710/52421688332.pdf
- https://uploads.strikinglycdn.com/files/d18ba448-43f5-4b19-a465-c514499ce855/vasodenale.pdf
- https://cdn-cms.f-static.net/uploads/4413703/normal_5f98338e59b58.pdf
- https://cdn-cms.f-static.net/uploads/4374189/normal_5f8f4c028c6eb.pdf
- https://cdn-cms.f-static.net/uploads/4416331/normal_5f9ad448d77db.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/45cd9142-6feb-4946-89e7-63e58fada30a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- gettraff.ru
- s3.amazonaws.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 52.230.59.222
- 57.155.101.212
- 51.104.15.252
- 4.230.171.124
- 20.184.175.8
- 48.211.4.16
- 203.26.79.13
- 52.123.129.14
- 20.42.65.94
- 52.123.252.220
- 74.178.240.61
- 135.233.95.80
- 162.159.36.2
- 149.154.167.99
- 149.154.164.25
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report