MALICIOUS — 77211386893.pdf

MALICIOUS — 77211386893.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: e01dc765ac4e8edff319e043c52e2606378937e47503f11adca559597bc15fb2
• SHA-1: 8c100de36c8ccf721ccc850cdb7c499c23dfe8f5
• MD5: e2241072701a99a2724a3272cff1f1e1
• ssdeep: 1536:Ufzx5gJsvwnlugLTnrIunxx6jg47J0SNHheBytsLwKg3It3SEW3nR1Hxf3:IxiW4lxT88T6jlv7bsLwKgYJSEWXRn
• TLSH: T14737C0E392A7DD4C7782DF4BADA62D18A489DB4C70336B540888F62C88F42FD3E15911
• Submitted as: 77211386893.pdf
• File type: pdf · Size: 70469 bytes
• Verdict: malicious (98/100)

Detections (4 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1105
• T1566.002

Why this verdict

The malicious score of 98/100 is the fusion of 7 weighted signals:

• ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95
• Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/18a59a3c-3ff7-4ed4-b905-d14a7b466589/josh_johnson_aaf_stats.pdf - network signal, weight 0.70, confidence 0.80
• Contacted 22 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
• Embedded network infrastructure: https://ggtraff.ru/strik?utm_term=more+than+10000+species+of+this+insect, https://gozajajemitala.weebly.com/uploads/1/3/4/3/134325553/4409549.pdf, https://tewifevorifoja.weebly.com/uploads/1/3/4/3/134387655/0c65b569433ab1.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)

9762 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
• ntp.ubuntu.com
• 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
• 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
• 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
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D

Dropped files

• C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\66448c2728b7366680dc3db1873386c6.png - e99c959ec008dd088ec7f80352664194d74bc11a0510effb793e6145294d4fe7
• C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - b84c20e4fc8221db83f90c81d796071e0a9b2fa990cc5154c7ac69894c663adc
• root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

• https://ggtraff.ru/strik?utm_term=more+than+10000+species+of+this+insect
• https://gozajajemitala.weebly.com/uploads/1/3/4/3/134325553/4409549.pdf
• https://s3.amazonaws.com/lonozote/apiculture_report_nz.pdf
• https://tewifevorifoja.weebly.com/uploads/1/3/4/3/134387655/0c65b569433ab1.pdf
• https://s3.amazonaws.com/donarepemi/73759606286.pdf
• https://buwulikifem.weebly.com/uploads/1/3/4/5/134583505/4602838.pdf
• https://voxapinave.weebly.com/uploads/1/3/2/7/132740917/654bfb05bd.pdf
• https://s3.amazonaws.com/lizuseguwix/37464198384.pdf
• https://uploads.strikinglycdn.com/files/18a59a3c-3ff7-4ed4-b905-d14a7b466589/josh_johnson_aaf_stats.pdf
• https://kinumonitebira.weebly.com/uploads/1/3/4/6/134605003/bidokowutatefo_potegekiduxo_dopalizanim.pdf
• https://s3.amazonaws.com/jewizopukuni/memokakiwilejazimijo.pdf
• https://uploads.strikinglycdn.com/files/6975db27-7955-4282-a8f9-18ae15a8469f/mod_horror_granny_chapter_two_scary_mansions.pdf
• https://uploads.strikinglycdn.com/files/bc2fc244-6766-4888-83a2-a51d681bfb6b/jomileseb.pdf
• https://kujunegisim.weebly.com/uploads/1/3/1/3/131380440/lakebexe_bisugi_wajakus.pdf
• https://s3.amazonaws.com/jupevuxirapi/stretched_ears_size_guide.pdf
• https://siregudak.weebly.com/uploads/1/3/0/7/130738759/7598567.pdf
• https://vawevoza.weebly.com/uploads/1/3/1/4/131482963/lasiri.pdf
• https://wumibatolazonik.weebly.com/uploads/1/3/1/4/131437616/476116cca299c72.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

Embedded domains

• ggtraff.ru
• gozajajemitala.weebly.com
• s3.amazonaws.com
• tewifevorifoja.weebly.com
• buwulikifem.weebly.com
• voxapinave.weebly.com
• uploads.strikinglycdn.com
• kinumonitebira.weebly.com
• kujunegisim.weebly.com
• siregudak.weebly.com
• vawevoza.weebly.com
• wumibatolazonik.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

Embedded IP addresses

• 172.172.255.217
• 172.172.255.218
• 52.168.112.66
• 51.116.246.106
• 172.215.188.225
• 52.110.12.16
• 4.230.171.124
• 4.150.223.109
• 20.236.44.162
• 74.178.240.61
• 52.123.128.14
• 40.103.64.226
• 57.155.104.224
• 203.26.79.13
• 172.178.240.163
• 52.123.252.225
• 52.123.252.243
• 135.232.92.34
• 92.223.78.30
• 172.217.25.195
• 20.50.73.15
• 172.170.180.133

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report