MALICIOUS — werenujumazilor.pdf

MALICIOUS — werenujumazilor.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: 6514a449d907303a524d1579484ed5da920b7bfa7690c1da9edf34a6d5746734
SHA-1: 8c2dbe734a9c343779a54e08519c9436d92e4702
MD5: 5e5ef25a568301bf118b3fab3e051afe
ssdeep: 768:ogGzpD+MjB2jJLZjIEnX2ODys0XedbDDPnRM6ZplhwyqUnlJukBOYnl:lGFCXdI22Ls0XOPLjzVukkYnl
TLSH: T1BE31AEF35093EC8C7A8ABF43AEAA15A99046D28C613296A044DD773CC47C7FD6F00961
Submitted as: werenujumazilor.pdf
File type: pdf · Size: 41420 bytes
Verdict: malicious (72/100)

Detections (3 of 53 engines)

MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
Emsisoft (Emergency Kit): PDF.Spam.Heur.1
Kaspersky (KVRT): HEUR:Trojan.Script.Generic

MITRE ATT&CK

Why this verdict

The malicious score of 72/100 is the fusion of 6 weighted signals:

Contacted 15 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/c45db10d-fdfc-4bb5-8921-d459cbf941dd/zivenavalopuvejexonuwutun.pdf - network signal, weight 0.40, confidence 0.60
Embedded network infrastructure: https://gettraff.ru/strik?keyword=antonyms+worksheet+grade+2+pdf, https://uploads.strikinglycdn.com/files/c45db10d-fdfc-4bb5-8921-d459cbf941dd/zivenavalopuvejexonuwutun.pdf, https://uploads.strikinglycdn.com/files/acb0dc6e-81fe-4d87-a9b8-59cdcc03b76c/vetafud.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

9685 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
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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787779375&P2=404&P3=2&P4=l5CLVWi52x8oeVWp%2fVRifhxL%2fCJhqYA2wd5VmaFyd9AVzfb9rjj2f1tQs1BHiGn0HCM9bt1ptGg3acfYH6VjjA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787779423&P2=404&P3=2&P4=NtiiP97mKl3Sddv%2bdpQVlKi3jURkQPX9gEBVr452QDG3R6EXkizZB62W%2bgX4Xxxhd%2fYv30jv5nV8WpNpxKgaVQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
23.40.52.209
23.11.37.157

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\4135f2acb3d2664e8bd020fe597e527b.png - d3f6a31018ddfb4dacaa90587274b16a2a278117f43b1cae1c7aedfe4c6ed288
C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - c0ebaf899fc229323bc7b3e6ca3a5c878c80570323bb32ee7f938c60985fa190
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://gettraff.ru/strik?keyword=antonyms+worksheet+grade+2+pdf
https://uploads.strikinglycdn.com/files/c45db10d-fdfc-4bb5-8921-d459cbf941dd/zivenavalopuvejexonuwutun.pdf
https://uploads.strikinglycdn.com/files/acb0dc6e-81fe-4d87-a9b8-59cdcc03b76c/vetafud.pdf
https://uploads.strikinglycdn.com/files/ad79ed22-0c26-41d2-9f2e-0d6c9710b342/1116928235.pdf
https://cdn.shopify.com/s/files/1/0431/7705/0272/files/ferrets_for_dummies.pdf
https://cdn.shopify.com/s/files/1/0432/8158/0188/files/hellenic_petroleum_annual_report_2017.pdf
https://cdn.shopify.com/s/files/1/0437/3292/6616/files/21435687574.pdf
http://tijowo.pdxprays.com/uploads/1/3/1/0/131070993/9ddae7dbed382b8.pdf
http://files.chatswooddensitometry.com.au/uploads/1/3/1/4/131483002/3736342.pdf
http://guzagibi.faithchurchnash.com/uploads/1/3/1/1/131164392/66917.pdf
http://rukipumo.3sandskennels.com/uploads/1/3/1/8/131856235/ef318a8.pdf
http://files.templesmash.com/uploads/1/3/0/7/130740212/2275128.pdf
http://jagamuwo.markst-photography.com/uploads/1/3/0/8/130874488/5788053.pdf
http://toxojebow.ocdmumandorganiser.com/uploads/1/3/1/6/131636698/9aee3f8e93.pdf
http://gajexokam.goingtruegreen.com/uploads/1/3/1/8/131857419/lilokeka.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
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl
http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com

Embedded domains

gettraff.ru
uploads.strikinglycdn.com
cdn.shopify.com
tijowo.pdxprays.com
files.chatswooddensitometry.com.au
guzagibi.faithchurchnash.com
rukipumo.3sandskennels.com
files.templesmash.com
jagamuwo.markst-photography.com
toxojebow.ocdmumandorganiser.com
gajexokam.goingtruegreen.com
www.w3.org
purl.org
ns.adobe.com

Embedded IP addresses

4.150.223.108
52.123.252.247
52.110.12.55
52.110.12.33
4.230.171.124
48.211.4.16
51.116.253.168
74.179.77.204
52.123.129.14
20.184.175.10
135.233.45.221
74.178.232.29
203.26.79.13
4.247.188.233
142.251.42.99

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report