MALICIOUS — 41b1bc165eb6bfdf116e4645bd23bdc199402c2cb2ff5540aa3853c2f59b9bc7
MALICIOUS — 41b1bc165eb6bfdf116e4645bd23bdc199402c2cb2ff5540aa3853c2f59b9bc7 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 5 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
41b1bc165eb6bfdf116e4645bd23bdc199402c2cb2ff5540aa3853c2f59b9bc7 - SHA-1:
aa6c122c0f86ebb49f360cd323caa6411b2c05fe - MD5:
7b89b64134fd82500b3290f5b53dbc5e - ssdeep:
1536:YQ9jFt6Esq1L3pyBuf7/EJd8vtLre3OENtyK7LfwEaVJWhIvorRu9:NFtOq1L30YfDEJd8v923p3ozV0QoK - TLSH:
T11D38D1F3205FDDCC678EDB03ADEA256C28CAC6987532D6601488B72C893C3BD6E14951 - Submitted as: 41b1bc165eb6bfdf116e4645bd23bdc199402c2cb2ff5540aa3853c2f59b9bc7
- File type: pdf · Size: 81030 bytes
- Verdict: malicious (95/100)
Detections (5 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
- Trellix Stinger (McAfee): PDF/Phish-FAB!7B89B64134FD
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 95/100 is the fusion of 6 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 - Contacted 14 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://resalured.ru/award?keyword=exercise+of+abstract+noun+pdf, https://nudareniwode.weebly.com/uploads/1/3/1/8/131856427/kejimekegusaler_puxuwu_buzos.pdf, http://vaxisezawoged.scienceontheweb.net/pezebirozafofixiwixewizig.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 (3 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9704 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
- 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
- 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
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787871682&P2=404&P3=2&P4=S%2fgAKClt%2foagtSJ5KZiNtPGOmbMdOFk94r%2b0rp6tfLC3Y8h2WDUjQjrwgDGOQxa%2b16vHSVo3zH7dUnohNjv%2b4A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
6dc3c8c92823ce6ecdd20eec756e5fbb2040240e265f3a60d27467dd42b249ae - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\a3d154bfd05f81278713be494d96a48b.png -
edc9ff16ee1835c965e8c08a86eac032ec5d83b7272ed3c4496b3e298eef52ea - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://resalured.ru/award?keyword=exercise+of+abstract+noun+pdf
- https://s3.amazonaws.com/lazolu/power_bi_slicer_filter_whole_report.pdf
- https://nudareniwode.weebly.com/uploads/1/3/1/8/131856427/kejimekegusaler_puxuwu_buzos.pdf
- https://s3.amazonaws.com/niwotipugonuvoz/47173746144.pdf
- https://s3.amazonaws.com/polojuliragam/54604994810.pdf
- http://vaxisezawoged.scienceontheweb.net/pezebirozafofixiwixewizig.pdf
- https://s3.amazonaws.com/pevarijidasalop/25773246956.pdf
- https://s3.amazonaws.com/jizubisetebof/dunkin_donuts_egg_white_wake_up_wrap_nutrition_facts.pdf
- https://s3.amazonaws.com/solonebosop/fitbit_charge_hr_user_manual.pdf
- https://s3.amazonaws.com/wixanarer/68240657921.pdf
- https://s3.amazonaws.com/tugabijenovili/wings_of_fire_the_dragonet_prophecy_audiobook.pdf
- https://s3.amazonaws.com/tejuvonixag/79929135297.pdf
- https://s3.amazonaws.com/jivamubug/angular_version_upgrade_guide.pdf
- https://jematujevuzonip.weebly.com/uploads/1/3/4/2/134235480/57a827a0.pdf
- https://s3.amazonaws.com/xebuvuwov/asphalt_racing_game_for_java.pdf
- https://s3.amazonaws.com/zupenafud/romebixobujiwexoga.pdf
- https://xikudamoxi.weebly.com/uploads/1/3/4/5/134576601/47597e81abc4.pdf
- https://s3.amazonaws.com/tubukeganuji/how_to_waterproof_cricut_printable_vinyl.pdf
- http://xajavawinereko.mywebcommunity.org/xajasag.pdf
- https://s3.amazonaws.com/minaxigevani/72596935200.pdf
- http://pazefezos.mywebcommunity.org/gojexapixusezas.pdf
- https://s3.amazonaws.com/getizar/seating_chart_for_blumenthal_performing_arts_center.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/
Embedded domains
- resalured.ru
- s3.amazonaws.com
- nudareniwode.weebly.com
- vaxisezawoged.scienceontheweb.net
- jematujevuzonip.weebly.com
- xikudamoxi.weebly.com
- xajavawinereko.mywebcommunity.org
- pazefezos.mywebcommunity.org
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.110.12.20
- 52.110.12.50
- 57.155.101.212
- 4.230.171.124
- 20.247.184.142
- 74.179.77.164
- 74.179.77.204
- 20.236.44.162
- 52.123.129.14
- 135.233.45.222
- 135.232.92.34
- 203.26.79.13
- 48.200.63.27
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report