MALICIOUS — 4e2efdf8ebfdfbf9deb989175c4d011b3b7608186ea76bdc5d181c8d905549c6
MALICIOUS — 4e2efdf8ebfdfbf9deb989175c4d011b3b7608186ea76bdc5d181c8d905549c6 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 5 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
4e2efdf8ebfdfbf9deb989175c4d011b3b7608186ea76bdc5d181c8d905549c6 - SHA-1:
5dcb3e585c154cdee764a0ab2d266a284fdad266 - MD5:
ec5d6dd60c8a10116d3678ad8c7f431c - ssdeep:
1536:82wwA+2Q5xFBRdNJZmZVzQ50FDe3lo/Kz9UX5eaQ2SGjhij8o/VT:1nA+2QbFBRdfZm3Q50pe3i/Q92eaQIi/ - TLSH:
T11538D0F36197EDCC7ACE5F03BA760269A04AC28C6431EB501458B73CD4AC6EE7E14A51 - Submitted as: 4e2efdf8ebfdfbf9deb989175c4d011b3b7608186ea76bdc5d181c8d905549c6
- File type: pdf · Size: 80636 bytes
- Verdict: malicious (99/100)
Detections (5 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!EC5D6DD60C8A
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 10 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 - 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!EC5D6DD60C8A (rule
PDF/Phish-FAB!EC5D6DD60C8A) - 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 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://kuzutuzo.ru/strik?utm_term=aquamarine+full+movie+hd+free+download, https://uploads.strikinglycdn.com/files/73a6b8d9-3a6f-43d8-837c-6d4e715ee37a/24003676856.pdf, https://uploads.strikinglycdn.com/files/67d237f2-42fe-4e04-8028-eaadb38fe03f/how_to_write_yes_sir_in_a_sentence.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
- Contacted 5 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (6 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
994 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.85
- 23.11.37.157
- 40.126.14.160
- 150.171.22.17
- 23.33.238.135
- 23.198.40.44
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.173
- 20.247.184.197 SG · Singapore · AS8075 Microsoft Corporation
- 192.168.122.108
- 23.33.238.103
- 150.171.28.11
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://kuzutuzo.ru/strik?utm_term=aquamarine+full+movie+hd+free+download
- https://s3.amazonaws.com/jukezeluf/simple_electronics_projects_for_bca_students.pdf
- https://s3.amazonaws.com/votawawo/acr_nuclear_medicine_guidelines.pdf
- https://s3.amazonaws.com/jopomodilamego/whirlpool_refrigerator_customer_care_number_near_me.pdf
- https://s3.amazonaws.com/penefelomiju/bitcoin_wallet_apkmonk.pdf
- https://s3.amazonaws.com/samopakamefap/email_letter_format.pdf
- https://s3.amazonaws.com/nagudo/what_is_the_best_42_riding_lawn_mower.pdf
- https://s3.amazonaws.com/sasufufa/sociology_class_12_cbse_book.pdf
- https://s3.amazonaws.com/ropidadegaxut/alto_sax_jazz_scales.pdf
- https://uploads.strikinglycdn.com/files/73a6b8d9-3a6f-43d8-837c-6d4e715ee37a/24003676856.pdf
- https://uploads.strikinglycdn.com/files/67d237f2-42fe-4e04-8028-eaadb38fe03f/how_to_write_yes_sir_in_a_sentence.pdf
- https://s3.amazonaws.com/fulazelof/66545503598.pdf
- https://uploads.strikinglycdn.com/files/dbde00f3-f42a-440d-8b6d-586fd2facdf8/jagikope.pdf
- https://s3.amazonaws.com/jiwisigetizoxif/creative_portfolio_templates.pdf
- https://cdn-cms.f-static.net/uploads/4393483/normal_60357856e46ad.pdf
- https://cdn-cms.f-static.net/uploads/4417534/normal_5fd7ce54233f9.pdf
- https://s3.amazonaws.com/jajoxulabojaso/rimesolebeji.pdf
- https://s3.amazonaws.com/gazijewevan/abstract_test_sample.pdf
- https://s3.amazonaws.com/xonobijikivo/28552350504.pdf
- https://s3.amazonaws.com/fobupojowojon/vefusajekoridajabu.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/
Embedded domains
- kuzutuzo.ru
- s3.amazonaws.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 85.210.196.11
- 4.230.171.124
- 20.247.184.197
- 20.42.179.192
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report