MALICIOUS — fasibivuxe.pdf
MALICIOUS — fasibivuxe.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:
82a8550fb2c23fd2f357a62491475df5f33c387558fb209ba14376dc32ae2613 - SHA-1:
aacb4a5094e43a0fdb261672a69800b289a055bb - MD5:
219cf24298901613edad2339aced9cae - ssdeep:
768:5gGzpDNxpgYpnffkd7uUvl3sHRCDpOlkudOlSy8jud3ISTuNCoGQR:6GFnpgEe7uo2JOEjud3JTufGQR - TLSH:
T127328CF350ABED4C7E86AB03A9EA254C5189D708A172A76040DCBB6DC47C7BD7F01921 - Submitted as: fasibivuxe.pdf
- File type: pdf · Size: 46738 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 13 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/c895d95b-3cf5-416e-a53e-ed79c03d6f11/64091661252.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=wasteland+survival+guide, https://uploads.strikinglycdn.com/files/c895d95b-3cf5-416e-a53e-ed79c03d6f11/64091661252.pdf, https://uploads.strikinglycdn.com/files/2aec1c93-1296-4717-b5c9-736d3b29e252/57234545530.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)
9696 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
- 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=1787764745&P2=404&P3=2&P4=CmOn4dmgm60wNH6ha9ZofP0g%2b4%2bZfzKhSgXTd6I2fDxDnINx9V5fB%2blhpFntmuvUF56H7V53%2bJrnjXasvn1VKg%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=1787764831&P2=404&P3=2&P4=Pt2yzpJ2yuFSPRxZL1bpPg3iaeKq1fb8xT4JtvZ2AN%2bVDCew7d%2f%2f1HUWAWyLwBoSby3fyZqcoE%2fdK2UXCsdyrQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
934f95cc819728dd9209519ed67460a2b1a583a5367e925954a44771b843018c - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\058472ca055ef66b928d34931c83b238.png -
81e560da5734ae5c691778286a1156bdc64ad82325679ebd3eaa1973be9fab32 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=wasteland+survival+guide
- https://uploads.strikinglycdn.com/files/c895d95b-3cf5-416e-a53e-ed79c03d6f11/64091661252.pdf
- https://uploads.strikinglycdn.com/files/2aec1c93-1296-4717-b5c9-736d3b29e252/57234545530.pdf
- https://uploads.strikinglycdn.com/files/8ccf7937-f1f5-4303-9dc9-1470c027f8c9/dabezam.pdf
- https://uploads.strikinglycdn.com/files/d8f71cf9-362e-4b50-a51c-5f145644fb6a/cuisinart_em-200_user_manual.pdf
- https://uploads.strikinglycdn.com/files/ee6f5fca-3307-499a-992e-98c9c33054a0/jideseda.pdf
- https://uploads.strikinglycdn.com/files/4355fbd7-8969-459b-9b61-a6ff110c97b7/27581172593.pdf
- https://uploads.strikinglycdn.com/files/61faf44e-46e2-4024-b3f1-10829d262cca/27347421536.pdf
- https://uploads.strikinglycdn.com/files/1ad094fc-71fd-4555-8585-13cbd07622a6/mibalilaz.pdf
- https://uploads.strikinglycdn.com/files/41824ac2-8cb9-4890-8272-37b17b90148a/87064033256.pdf
- https://uploads.strikinglycdn.com/files/28406252-11de-48a4-8d63-41c9449736fd/bagedojevefesalapawa.pdf
- https://uploads.strikinglycdn.com/files/48b867c0-9f39-4a32-ae90-ba9286dc40b9/temepogofenubisuja.pdf
- https://uploads.strikinglycdn.com/files/c364394b-2a0d-415b-b350-9b779488153b/11055213806.pdf
- https://uploads.strikinglycdn.com/files/724ff053-2c0a-4e30-969b-327fc7be3ad1/61498281098.pdf
- https://uploads.strikinglycdn.com/files/6e6c13dd-5bac-45c0-97b8-c84cffed7272/20194668082.pdf
- https://nikuwexipamojag.weebly.com/uploads/1/3/0/8/130813731/rokomogosozoxaz.pdf
- https://rivisoni.weebly.com/uploads/1/3/0/7/130739016/2413756.pdf
- https://megadezatesaram.weebly.com/uploads/1/3/0/7/130776649/tavurufida_sopelavude_kivetofavixagox_piwoxojukuzifo.pdf
- https://cdn-cms.f-static.net/uploads/4387573/normal_5f8ebf0025f2a.pdf
- https://cdn-cms.f-static.net/uploads/4366346/normal_5f8818de7d7b2.pdf
- https://cdn-cms.f-static.net/uploads/4372072/normal_5f8a216477a86.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/
Embedded domains
- ggtraff.ru
- uploads.strikinglycdn.com
- nikuwexipamojag.weebly.com
- rivisoni.weebly.com
- megadezatesaram.weebly.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 203.26.79.13
- 52.110.12.4
- 52.110.12.11
- 4.230.171.124
- 57.155.104.224
- 74.179.77.204
- 74.179.77.164
- 40.99.133.210
- 4.150.223.102
- 52.123.128.14
- 20.165.94.46
- 142.251.222.227
- 135.233.45.222
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report