MALICIOUS — 4a4e0923e299c111f0989c7933e4796945923f3127e2ce4636c8966edd086c75
MALICIOUS — 4a4e0923e299c111f0989c7933e4796945923f3127e2ce4636c8966edd086c75 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 5 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
4a4e0923e299c111f0989c7933e4796945923f3127e2ce4636c8966edd086c75 - SHA-1:
e2696f7d04997753a06dcf5d74215db59b4490e9 - MD5:
4885ab2a00d8860f3c95559b6b3aa2e8 - ssdeep:
1536:ki9tyaWUryv1Kbkzj6RhI/1nce9dK3nP7JNJ3krQx0gmsti5Y2SZhb74llPiBQ0:STNKzHI/1ceGXvJIjvstP2oF74OF - TLSH:
T15D38E0F3629BDD4DABC66B175C6A156C6486E38D2130DF44C888A66CC8BC7FC7E14A40 - Submitted as: 4a4e0923e299c111f0989c7933e4796945923f3127e2ce4636c8966edd086c75
- File type: pdf · Size: 81775 bytes
- Verdict: malicious (100/100)
Detections (5 of 54 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!4885AB2A00D8
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 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/3a71e97a-5ae0-41c5-9c82-ad3c460d9cac/conflict_resolution_worksheets_for_students.pdf - network signal, weight 0.70, confidence 0.80
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PDF/Phish-FAB!4885AB2A00D8 (rule
PDF/Phish-FAB!4885AB2A00D8) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 10 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://jottigo.ru/strik?utm_term=financial+statement+analysis+and+security+valuation+pdf, http://ruleruz.epizy.com/naxabuwatolopigugovademu.pdf, https://uploads.strikinglycdn.com/files/3a71e97a-5ae0-41c5-9c82-ad3c460d9cac/conflict_resolution_worksheets_for_students.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1077 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
- 23.40.52.85
- 23.11.37.157
- 40.126.14.163
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://jottigo.ru/strik?utm_term=financial+statement+analysis+and+security+valuation+pdf
- http://ruleruz.epizy.com/naxabuwatolopigugovademu.pdf
- https://uploads.strikinglycdn.com/files/3a71e97a-5ae0-41c5-9c82-ad3c460d9cac/conflict_resolution_worksheets_for_students.pdf
- https://cdn.sqhk.co/rafumufo/j2ihhaV/guess_the_character_block_quiz_answers.pdf
- https://uploads.strikinglycdn.com/files/911a2202-0c85-458f-a615-f9e1a4685c5d/88269962701.pdf
- http://dunetetemob.22web.org/tuvuziromeralexat.pdf
- http://varirojemixu.myartsonline.com/81913527147.pdf
- http://neketepa.myartsonline.com/47729717426.pdf
- https://cdn-cms.f-static.net/uploads/4483864/normal_6020750d9b207.pdf
- https://uploads.strikinglycdn.com/files/abb1e7f9-db54-43dd-b6d1-6216c2c4ad12/vetosajigaw.pdf
- http://witaxolexigabi.mywebcommunity.org/brick_masonry_design.pdf
- https://uploads.strikinglycdn.com/files/d9e50866-c017-44df-891e-03b35fb24e12/bobebumuk.pdf
- https://cdn-cms.f-static.net/uploads/4490380/normal_604344187868b.pdf
- http://nafarami.medianewsonline.com/pagubimorebosugeregaga.pdf
- https://cdn-cms.f-static.net/uploads/4370051/normal_605bea78e1252.pdf
- https://cdn.sqhk.co/liminekaj/ieRjbp7/77220288152.pdf
- https://cdn-cms.f-static.net/uploads/4420476/normal_602d0ea143427.pdf
- https://uploads.strikinglycdn.com/files/4f8ebe99-8462-46ff-b881-5535662bbd21/digital_communications_associate_salary.pdf
- http://jenotuxeje.onlinewebshop.net/61735330446.pdf
- http://fisuwodep.22web.org/5511112829.pdf
- http://xugutolajon.22web.org/foxit_to_word_converter_with_crack.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/
Embedded domains
- jottigo.ru
- ruleruz.epizy.com
- uploads.strikinglycdn.com
- cdn.sqhk.co
- dunetetemob.22web.org
- varirojemixu.myartsonline.com
- neketepa.myartsonline.com
- cdn-cms.f-static.net
- witaxolexigabi.mywebcommunity.org
- nafarami.medianewsonline.com
- jenotuxeje.onlinewebshop.net
- fisuwodep.22web.org
- xugutolajon.22web.org
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 172.172.255.217
- 20.42.179.204
- 4.247.188.233
- 57.154.63.210
- 52.123.252.192
- 4.230.171.124
- 135.233.95.144
- 74.178.240.51
- 20.89.1.11
- 72.154.7.101
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report