SUSPICIOUS — normal_5f91b1ab1fc63.pdf
SUSPICIOUS — normal_5f91b1ab1fc63.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 3 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
3edcc19aced96ee0f30bf799c60db4eb22ec543796f21a66ff7817dcc268bfe4 - SHA-1:
e16120f9add0983791fd5173eb299dcd4230078b - MD5:
4a29e24097a4b572b61c9e8462beec01 - ssdeep:
1536:gGFpeP43E7TgovmWOlnr9OpB2rjAWqI+chbF+:tFpe81RWOlnr94BUiyhY - TLSH:
T17E37BFF310ABDD8D7686DB43AEAB2075354AC7C86132EB9049886B6CC47C6BD7F10950 - Submitted as: normal_5f91b1ab1fc63.pdf
- File type: pdf · Size: 72543 bytes
- Verdict: suspicious (68/100)
Detections (3 of 50 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 suspicious score of 68/100 is the fusion of 6 weighted signals:
- Contacted 16 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=splinter+cell+conviction+mod+android, https://cdn-cms.f-static.net/uploads/4368736/normal_5f8ef594190dd.pdf, https://cdn-cms.f-static.net/uploads/4365598/normal_5f871c86e660a.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
10007 behavior events · 1 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
- 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
- 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
- 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
- 252.0.0.224.in-addr.arpa
- desktop-hsgcbep
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
84680c9fe1eb88edda8fa10eda87dc051281112f7bf2a331526f6bef79bbee14 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\30f73ba99c9d60385196b267b043d03a.png -
a7510bd84748616d98d34220c9d79418e95c81228528a1f2727d478489390f4e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=splinter+cell+conviction+mod+android
- https://cdn-cms.f-static.net/uploads/4368736/normal_5f8ef594190dd.pdf
- https://cdn-cms.f-static.net/uploads/4365598/normal_5f871c86e660a.pdf
- https://cdn-cms.f-static.net/uploads/4369776/normal_5f8c9aeb374b2.pdf
- https://cdn-cms.f-static.net/uploads/4374851/normal_5f8c7e06c3434.pdf
- https://cdn-cms.f-static.net/uploads/4389127/normal_5f8f8d3567381.pdf
- https://cdn.shopify.com/s/files/1/0486/8669/4550/files/66985569674.pdf
- https://cdn-cms.f-static.net/uploads/4366947/normal_5f873fa8356ef.pdf
- https://cdn-cms.f-static.net/uploads/4381082/normal_5f8d0e75d9a3d.pdf
- https://cdn-cms.f-static.net/uploads/4383132/normal_5f8fe246c29a5.pdf
- https://cdn-cms.f-static.net/uploads/4365580/normal_5f875b29650f4.pdf
- https://cdn-cms.f-static.net/uploads/4365525/normal_5f874a3bca27b.pdf
- https://cdn-cms.f-static.net/uploads/4371005/normal_5f8ffef18cf9a.pdf
- https://cdn-cms.f-static.net/uploads/4386851/normal_5f8fddc335054.pdf
- https://cdn-cms.f-static.net/uploads/4387589/normal_5f913c6ec35f4.pdf
- https://cdn-cms.f-static.net/uploads/4403270/normal_5f9115c3ee0c6.pdf
- https://uploads.strikinglycdn.com/files/6d696b09-f7f4-4c0a-a106-01d4a4b754e2/doxalo.pdf
- https://uploads.strikinglycdn.com/files/c6af8093-657b-42fd-8c4e-c661bb8a942d/97719408707.pdf
- https://uploads.strikinglycdn.com/files/0593e346-ce51-4cbd-9174-176c8387b6c4/18991917004.pdf
- https://uploads.strikinglycdn.com/files/67572ae8-65cb-4de2-a748-4d0bd849917a/solatoxitiwe.pdf
- https://cdn.shopify.com/s/files/1/0433/0638/5576/files/82921740220.pdf
- https://cdn.shopify.com/s/files/1/0437/2021/2645/files/62196422514.pdf
- https://cdn.shopify.com/s/files/1/0429/2722/7036/files/kusumumupolapapixinegubaf.pdf
- https://cdn.shopify.com/s/files/1/0491/7778/8582/files/computer_structure_and_function.pdf
- https://cdn.shopify.com/s/files/1/0434/1825/5510/files/instruction_manual_for_canon_speedlite_430ex_ii.pdf
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- cdn.shopify.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.72.131
- 4.150.223.103
- 51.116.253.169
- 172.215.188.225
- 72.154.7.105
- 20.76.201.171
- 74.178.76.128
- 135.233.95.135
- 135.232.92.137
- 52.123.128.14
- 40.84.85.40
- 203.26.79.13
- 52.123.252.231
- 74.178.232.29
- 40.99.134.18
- 4.230.171.124
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report