MALICIOUS — normal_5ff2950d4058c.pdf
MALICIOUS — normal_5ff2950d4058c.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 5 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
18944b60d50d0de243b795c56de6ceaa3158b8ac059c2abde885ff1f479f0089 - SHA-1:
c7309ee95703bd98b78df7c14abba5cc0bed0c4c - MD5:
86f7ca7c7ea1024afb8ce7b4309e4645 - ssdeep:
1536:709Nmmj4AuazGkAcssvDsop1Xn73rkYT0syN1AVvPZ/tGIsX:49NFj44+lgFptkeaQrG1 - TLSH:
T15636D0F3618BEE4C76D75B13BAEA149D654DC68C30729B608088372CC8BC6EE7A54950 - Submitted as: normal_5ff2950d4058c.pdf
- File type: pdf · Size: 69575 bytes
- Verdict: malicious (98/100)
Detections (5 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!86F7CA7C7EA1
- 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-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/0388ba35-4105-4948-96fb-bf74d1846e24/sleep_with_one_eye_open_holding_your_pillow_tight.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 15 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://traffine.ru/123?utm_term=boomers+el+cajon+birthday+parties, https://uploads.strikinglycdn.com/files/04b0f6d9-8558-4b4d-a661-1674c0beffc7/pexeranikevulet.pdf, https://uploads.strikinglycdn.com/files/0388ba35-4105-4948-96fb-bf74d1846e24/sleep_with_one_eye_open_holding_your_pillow_tight.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9755 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
- c.pki.goog
- 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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
79cd813b7835794c1e01ca434236f6e55a2af79b8b2f27d6011b7d32168383c1 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ab585e07eb877ee06844a20107eefbd9.png -
3467ba96b0456001171c722499b03b7e9d8073bcc77fd08fe5f32813faea0ef3 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://traffine.ru/123?utm_term=boomers+el+cajon+birthday+parties
- https://uploads.strikinglycdn.com/files/04b0f6d9-8558-4b4d-a661-1674c0beffc7/pexeranikevulet.pdf
- https://uploads.strikinglycdn.com/files/0388ba35-4105-4948-96fb-bf74d1846e24/sleep_with_one_eye_open_holding_your_pillow_tight.pdf
- https://cdn.sqhk.co/mujexoxa/tjFtjc3/cutco_knife_set_costco.pdf
- https://cdn-cms.f-static.net/uploads/4403421/normal_5fae24994b5c9.pdf
- https://cdn-cms.f-static.net/uploads/4416666/normal_5fa4135166e08.pdf
- https://cdn.sqhk.co/kefesizo/RZWqia6/project_manager_jobs_mankato_mn.pdf
- https://s3.amazonaws.com/bajuse/24496881349.pdf
- https://cdn.sqhk.co/vatuliwa/gdm0BEY/voxugojesexosigonokumi.pdf
- https://static.s123-cdn-static.com/uploads/4366005/normal_5feb5bbe21d64.pdf
- https://uploads.strikinglycdn.com/files/5431fe36-d3a9-444c-bf3b-f0b2d7cac6e0/osrs_fairy_rings_poh.pdf
- https://cdn.sqhk.co/ruxunafifu/MAjgvhb/41972120465.pdf
- https://s3.amazonaws.com/xanebavifamopez/lovol.pdf
- https://s3.amazonaws.com/robumuduluwise/kindle_paperwhite_manual.pdf
- https://uploads.strikinglycdn.com/files/d6f7a4c2-fc26-4408-8575-d1b6b97412b1/examples_of_biomechanics_in_football.pdf
- https://uploads.strikinglycdn.com/files/d4bd7312-bb06-40be-b249-09389a1516a4/84560288343.pdf
- https://cdn-cms.f-static.net/uploads/4379491/normal_5f8e1461361ac.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
Embedded domains
- traffine.ru
- uploads.strikinglycdn.com
- cdn.sqhk.co
- cdn-cms.f-static.net
- s3.amazonaws.com
- static.s123-cdn-static.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.123.252.204
- 74.179.77.204
- 52.123.252.242
- 20.42.179.204
- 74.178.240.51
- 74.179.71.159
- 4.230.171.124
- 72.145.35.101
- 203.26.79.13
- 20.184.175.0
- 52.123.129.14
- 135.233.45.222
- 142.250.195.163
- 172.175.111.170
- 104.208.16.94
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report