MALICIOUS — 0367541d25886880a1850198385bf58fa9c21c8387e1b504c7572f9443e9d940

MALICIOUS — 0367541d25886880a1850198385bf58fa9c21c8387e1b504c7572f9443e9d940 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 0367541d25886880a1850198385bf58fa9c21c8387e1b504c7572f9443e9d940
• SHA-1: 8fedc873fc163f6c9d3f6c9d1623067ab88c233b
• MD5: 001c7c17dd6ed17d40a948b30312888b
• ssdeep: 768:9F9uaeDEOJ9OemPPwSv16tkkIAovy94O0Lv9MNl1ArEKsq/nnl:97zeDEOWIgzEWPL+6Zsq/l
• TLSH: T17330E166A88FEE1D7813F317A7B55421ACEDD4102156DB94408973ACD0D2E7E706ADC0
• Submitted as: 0367541d25886880a1850198385bf58fa9c21c8387e1b504c7572f9443e9d940
• File type: pdf · Size: 38507 bytes
• Verdict: malicious (100/100)

Detections (4 of 54 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• Microsoft Defender: Trojan:PDF/Phish.AC!atmn
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1105
• T1566.002

Why this verdict

The malicious score of 100/100 is the fusion of 10 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: http://cncforginghammer.com/d/files/jonur.pdf - network signal, weight 0.70, confidence 0.80
• Microsoft Defender flagged Trojan:PDF/Phish.AC!atmn (rule Trojan:PDF/Phish.AC!atmn) - 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 8 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://crewmak.ru/uplcv?utm_term=php+manual+installation, http://cncforginghammer.com/d/files/jonur.pdf, http://luxmeterthai.com/ckfinder/userfiles/files/kibazisarurozimatufuvagaz.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 (4 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

999 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
• 40.126.14.162

Dropped files

• root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

• https://crewmak.ru/uplcv?utm_term=php+manual+installation
• http://cncforginghammer.com/d/files/jonur.pdf
• http://luxmeterthai.com/ckfinder/userfiles/files/kibazisarurozimatufuvagaz.pdf
• http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615a5f6679ea0---65398129753.pdf
• 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/

Embedded domains

• crewmak.ru
• cncforginghammer.com
• luxmeterthai.com
• bridgesonthepark.com
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org

Embedded IP addresses

• 172.172.255.217
• 72.145.35.97
• 52.230.59.222
• 52.110.12.24
• 4.230.171.124
• 4.150.223.112
• 57.155.104.224
• 52.148.114.188

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report