MALICIOUS — 114aba4d8436ca.pdf
MALICIOUS — 114aba4d8436ca.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 4 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
572dfb0e45fea77300714a2f23ad3796a7d4346a50db4c9484829b4ecd24bee3 - SHA-1:
497c8895b6d27fc0a89fbaf9ee454ddd31ba21fa - MD5:
6721d9f0e9b7eabe950042d24c0ae568 - ssdeep:
1536:cY/c/CLQIz+3a6quCUQduGz4faESL2UuXvcoifUC0WG9CV:JFi3BSaCx2/UocUgG+ - TLSH:
T17436CFF33257EE9D77C7AB1B6AA245687089D288B522A2A040CC736CC8784ED7E15580 - Submitted as: 114aba4d8436ca.pdf
- File type: pdf · Size: 64333 bytes
- Verdict: malicious (95/100)
Detections (4 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 95/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 15 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://traffnew.ru/wb?keyword=brick%20game%20tetris%20apk, https://cdn-cms.f-static.net/uploads/4375357/normal_5f97773cf11b8.pdf, https://uploads.strikinglycdn.com/files/4b3bf7b1-16f4-4804-b202-682fa801c0b6/91683412498.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9668 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
- desktop-hsgcbep
- 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
184d8f6e1cdc2d3531661c08e1f9061cf8cb80afa534d320811a93951000f754 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\98a0f1b39c0322f11bf726e684629012.png -
dfb0d7c199a85922236864205c0c1b1cde218fde0cf900030d7cd820721de7f1 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://traffnew.ru/wb?keyword=brick%20game%20tetris%20apk
- https://cdn-cms.f-static.net/uploads/4375357/normal_5f97773cf11b8.pdf
- https://uploads.strikinglycdn.com/files/4b3bf7b1-16f4-4804-b202-682fa801c0b6/91683412498.pdf
- https://vezexozozufizus.weebly.com/uploads/1/3/4/3/134372857/peretowuz.pdf
- https://uploads.strikinglycdn.com/files/cdda4610-39fb-4c51-9368-b6b61d9322cb/roxarojotonerupejow.pdf
- https://cdn-cms.f-static.net/uploads/4385850/normal_5f8f24d49bf9e.pdf
- https://uploads.strikinglycdn.com/files/794efb42-af85-43de-8d55-a0e2123a5917/94389668431.pdf
- https://cdn-cms.f-static.net/uploads/4384832/normal_5f8c9eb756d31.pdf
- https://cdn-cms.f-static.net/uploads/4366385/normal_5f8a28b9180e9.pdf
- https://uploads.strikinglycdn.com/files/360d9138-539b-41d2-b238-ab029a802688/91073441993.pdf
- https://cdn-cms.f-static.net/uploads/4365652/normal_5f9da5609c7e7.pdf
- https://cdn-cms.f-static.net/uploads/4378378/normal_5fab136f68428.pdf
- https://surafevigenirax.weebly.com/uploads/1/3/4/6/134610600/bb62681daa3b56.pdf
- https://uploads.strikinglycdn.com/files/4debb301-97d0-42f9-aaef-26f03eee129e/teacup_pomeranian_for_sale_in_sc.pdf
- https://cdn-cms.f-static.net/uploads/4366398/normal_5f8eded4a5085.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?P1=1787406593&P2=404&P3=2&P4=dMaHdX9cX%2fNmMU7OTBSKxM05bs0WE9nV1ipKYJKfSjT8dZBKRHwtkooxiHrMvLPwAJedcoIrhxSawS296vRZnA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- traffnew.ru
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- vezexozozufizus.weebly.com
- surafevigenirax.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.165.94.63
- 48.211.4.16
- 20.76.201.171
- 135.233.95.80
- 4.150.223.108
- 20.247.184.142
- 40.103.64.242
- 20.42.179.192
- 203.26.79.13
- 52.123.128.14
- 74.178.76.128
- 4.150.223.112
- 52.148.114.188
- 162.159.36.2
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report