MALICIOUS — normal_5f8809714a82b.pdf
MALICIOUS — normal_5f8809714a82b.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (82/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b217e793032668e05bed6b7cd7068e42d4fc828d7d6f3acf270233cde24e793e - SHA-1:
0540cd3393f15d06073a95d64fc6211d331ecc18 - MD5:
f381957e0b73879191174d5e7455cef0 - ssdeep:
768:zgGzpD9p3V85LQWndOg+COx4pacCUEMeGdS9s8B7+t29ybS6ASUhJf/U01gPokdX:MGFxplP/qS9gbSZs0qPod861Z+F8Sz - TLSH:
T10134AEF34097EC4C7A8FAF43ADAB10596189D7896133D69094D8273DC0BC5FEAB00A25 - Submitted as: normal_5f8809714a82b.pdf
- File type: pdf · Size: 55570 bytes
- Verdict: malicious (82/100)
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 82/100 is the fusion of 6 weighted signals:
- Memory forensics: 4 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 3700) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 14 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=shramik+card+registration+form+pdf, https://uploads.strikinglycdn.com/files/6d327a6b-178e-4207-9e5a-6d991be6127c/nawawejevisopokitizi.pdf, https://uploads.strikinglycdn.com/files/b5ad1ed1-dcd6-4633-8fca-9e96f8e28df0/jewibesekalorulul.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)
9805 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
- 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
- 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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\c3795ad1fb4108e7fb1e2003817c001c.png -
7d103136daa1173783d21f136d0981a4c5193444df6f59a508c06a62af9d2743 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
7f84fb3f8e08583d9425848fa749a1c2c65d480ffa8c227e19501594507dbb2b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=shramik+card+registration+form+pdf
- https://uploads.strikinglycdn.com/files/6d327a6b-178e-4207-9e5a-6d991be6127c/nawawejevisopokitizi.pdf
- https://uploads.strikinglycdn.com/files/b5ad1ed1-dcd6-4633-8fca-9e96f8e28df0/jewibesekalorulul.pdf
- https://uploads.strikinglycdn.com/files/1178e7d8-c3e9-4be5-99ba-3bef16ae6dba/82911482311.pdf
- https://site-1043487.mozfiles.com/files/1043487/99269523475.pdf
- https://site-1039346.mozfiles.com/files/1039346/mukusamuvawi.pdf
- https://wonigebegi.weebly.com/uploads/1/3/1/6/131606731/mogilu_zalavibadiba_poniwarapodax.pdf
- https://xufolonul.weebly.com/uploads/1/3/2/6/132695880/kadorebutapiku.pdf
- https://jewajufigojoxi.weebly.com/uploads/1/3/1/4/131438211/3411407.pdf
- https://cdn-cms.f-static.net/uploads/4366305/normal_5f87ec8acb654.pdf
- https://cdn-cms.f-static.net/uploads/4366312/normal_5f87341464b67.pdf
- https://cdn-cms.f-static.net/uploads/4366312/normal_5f8756f2d9b89.pdf
- https://cdn-cms.f-static.net/uploads/4366374/normal_5f877b561eb92.pdf
- https://cdn-cms.f-static.net/uploads/4368506/normal_5f87c2f076070.pdf
- https://cdn.shopify.com/s/files/1/0492/2658/0124/files/hess_law_problems_explained.pdf
- https://cdn.shopify.com/s/files/1/0496/2775/8763/files/wise_tiger_router_setup.pdf
- https://cdn.shopify.com/s/files/1/0434/7373/1741/files/what_are_the_raw_materials_for_photosynthesis.pdf
- https://cdn.shopify.com/s/files/1/0486/2446/8126/files/wuxegedupuxigugazes.pdf
- https://cdn.shopify.com/s/files/1/0483/5901/4551/files/28792821885.pdf
- https://cdn-cms.f-static.net/uploads/4366325/normal_5f8716d4975cf.pdf
- https://cdn-cms.f-static.net/uploads/4366666/normal_5f875c1ce0274.pdf
- https://cdn-cms.f-static.net/uploads/4365642/normal_5f8710312d91f.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
- ggtraff.ru
- uploads.strikinglycdn.com
- site-1043487.mozfiles.com
- site-1039346.mozfiles.com
- wonigebegi.weebly.com
- xufolonul.weebly.com
- jewajufigojoxi.weebly.com
- cdn-cms.f-static.net
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 57.154.63.210
- 4.144.132.114
- 52.110.12.33
- 4.230.171.124
- 203.26.79.13
- 74.178.240.61
- 135.232.92.97
- 52.123.252.243
- 20.112.250.133
- 52.123.129.14
- 52.168.117.169
- 135.233.45.222
- 20.42.73.27
- 172.170.180.133
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report