MALICIOUS — 2544cf5fa471bc8fe19f12517dc79783dd4a7c316fcb057b8ff8e2c9505514ac
MALICIOUS — 2544cf5fa471bc8fe19f12517dc79783dd4a7c316fcb057b8ff8e2c9505514ac 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:
2544cf5fa471bc8fe19f12517dc79783dd4a7c316fcb057b8ff8e2c9505514ac - SHA-1:
9ba38624fbd8543aa28d4d8ffe1107654798ebec - MD5:
1be1846006f19e2bba4b47a6e238072b - ssdeep:
1536:I6txAzIHtnCV/iN2MjIhc+RLuAfHhG41bh1Qm/UG63Eo5LXQj7a1:ztxerFUjERLuAfBG41bf/+Eo2a1 - TLSH:
T1BA39D0B31093EFCCBA8B5B9369FA1A6C608A97CC213197512144672D9A3C36D7F01962 - Submitted as: 2544cf5fa471bc8fe19f12517dc79783dd4a7c316fcb057b8ff8e2c9505514ac
- File type: pdf · Size: 87017 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!1BE1846006F1
- 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://static.s123-cdn-static.com/uploads/4455176/normal_5fc57325679b6.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!1BE1846006F1 (rule
PDF/Phish-FAB!1BE1846006F1) - 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 7 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://vilenefex.ru/award?keyword=capsulitis+adhesiva+pdf, http://vojemodipu.sportsontheweb.net/dirosifajetevelex.pdf, http://gloslides.com/65632018570d0lfw.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 (17 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1415 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
- 162.159.142.9 US · San Francisco · AS13335 Cloudflare, Inc.
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://vilenefex.ru/award?keyword=capsulitis+adhesiva+pdf
- http://vojemodipu.sportsontheweb.net/dirosifajetevelex.pdf
- http://gloslides.com/65632018570d0lfw.pdf
- https://static.s123-cdn-static.com/uploads/4455176/normal_5fc57325679b6.pdf
- https://uploads.strikinglycdn.com/files/5208e8aa-fa26-4767-8087-39463ab2db79/64753533831.pdf
- https://cdn-cms.f-static.net/uploads/4475389/normal_601c9b6ef2103.pdf
- http://copyrighthelpptteam.com/75242780271450pg.pdf
- https://xijiruxexewige.weebly.com/uploads/1/3/4/7/134725886/zavunufa_wekurojunakis_xewedelezuzaw_fivane.pdf
- https://cdn-cms.f-static.net/uploads/4460686/normal_604d6c5aae53b.pdf
- https://static.s123-cdn-static.com/uploads/4460071/normal_5fccc5bed3bb0.pdf
- https://uploads.strikinglycdn.com/files/63130223-4a0e-425f-bdff-6ba26d641c98/craftsman_5hp_20_gallon_air_compressor.pdf
- https://static.s123-cdn-static.com/uploads/4371240/normal_5ffd7cdd89b61.pdf
- https://rusenudiwupelor.weebly.com/uploads/1/3/4/7/134704890/jakapabepojuv.pdf
- http://vudifabofugejij.medianewsonline.com/10554119154.pdf
- http://apparentlyopt.com/sapijufibosafepikmm2y7.pdf
- http://gajutar.onlinewebshop.net/what_does_the_story_of_cain_and_abel_teach_us_about_god.pdf
- https://talokawibameze.weebly.com/uploads/1/3/4/0/134000376/5fbcd19238.pdf
- https://cdn-cms.f-static.net/uploads/4384304/normal_60502c37b1a3e.pdf
- http://wozupabalaviv.medianewsonline.com/xakujipikane.pdf
- https://uploads.strikinglycdn.com/files/2ac0e6ea-5e96-4912-9dbc-2a0f641f66e4/how_long_does_dough_cycle_take_on_bread_machine.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
- vilenefex.ru
- vojemodipu.sportsontheweb.net
- gloslides.com
- static.s123-cdn-static.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- copyrighthelpptteam.com
- xijiruxexewige.weebly.com
- rusenudiwupelor.weebly.com
- vudifabofugejij.medianewsonline.com
- apparentlyopt.com
- gajutar.onlinewebshop.net
- talokawibameze.weebly.com
- wozupabalaviv.medianewsonline.com
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 162.159.142.9
- 52.110.12.4
- 52.110.12.40
- 4.230.171.124
- 4.144.132.223
- 4.150.223.107
- 74.178.76.128
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report