SUSPICIOUS — normal_5f98e93ae7be5.pdf
SUSPICIOUS — normal_5f98e93ae7be5.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (56/100). 3 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
ad8d3cacf763f13d214bdf9296db9bfeb44b48a2970db0c73d5d75cc82d3ea14 - SHA-1:
0609d37f67fe8f3f91304c19d6b7c417d1a8978d - MD5:
c145be308424d8e462336a536c494fae - ssdeep:
768:7gGzpDWapn3OwlEmfJDW6UVBcEtMzuAPs8BeUHWeYMoEk:EGFaap7qAPs8kU2moEk - TLSH:
T10A318DF36067EC4D7B4AAF036CAB105AA14AC78D6137D7A1448C676CC4BCAFDAE00561 - Submitted as: normal_5f98e93ae7be5.pdf
- File type: pdf · Size: 41189 bytes
- Verdict: suspicious (56/100)
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 56/100 is the fusion of 6 weighted signals:
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=cobra+neighbor+haters+slip+ons, https://cdn-cms.f-static.net/uploads/4422377/normal_5f989b882cef1.pdf, https://cdn-cms.f-static.net/uploads/4405190/normal_5f91e4d9e442b.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 - Contacted 15 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (16 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9750 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
- c.pki.goog
- desktop-hsgcbep
- 250.255.255.239.in-addr.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
- 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
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
7deb04e4d0c7aa6e73f9ca4bc4c382fe5024a32c85e7aa7c7bcdf1e1c834b467 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\2d109394224808177e707a3f9a4579c1.png -
347258b67049178c2f7135a3875b141cd98aebcbbdbc113a61c639534767e693 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=cobra+neighbor+haters+slip+ons
- https://cdn-cms.f-static.net/uploads/4422377/normal_5f989b882cef1.pdf
- https://cdn-cms.f-static.net/uploads/4405190/normal_5f91e4d9e442b.pdf
- https://cdn-cms.f-static.net/uploads/4375357/normal_5f8ce73760ce8.pdf
- https://cdn-cms.f-static.net/uploads/4367938/normal_5f9618f87e03f.pdf
- https://cdn-cms.f-static.net/uploads/4411937/normal_5f98cfe262732.pdf
- https://tewubituzidebu.weebly.com/uploads/1/3/4/3/134359488/fokoxegitob.pdf
- https://cdn.shopify.com/s/files/1/0504/7359/9154/files/59635134148.pdf
- https://cdn.shopify.com/s/files/1/0496/0829/4553/files/6218025535.pdf
- https://cdn.shopify.com/s/files/1/0437/8748/5342/files/mibezididosu.pdf
- https://cdn.shopify.com/s/files/1/0433/6615/4394/files/what_does_the_spring_of_the_mechanical_pencil_represent.pdf
- https://cdn.shopify.com/s/files/1/0492/3041/3977/files/42336674413.pdf
- https://s3.amazonaws.com/zarusegibitumet/52283271988.pdf
- https://s3.amazonaws.com/mujevubutukoxu/bruchrechnung_sachaufgaben.pdf
- https://s3.amazonaws.com/widofafane/jeduxiruvoxirapajir.pdf
- https://s3.amazonaws.com/wizuluworafid/encyclopedia_of_the_history_of_astronomy_and_astrophysics.pdf
- https://gukaguse.weebly.com/uploads/1/3/1/3/131398473/dbc3f.pdf
- https://varipejat.weebly.com/uploads/1/3/0/7/130739080/166210bcd6.pdf
- https://cdn.shopify.com/s/files/1/0496/7841/8076/files/five_ten_guide_tennie_canvas.pdf
- https://cdn.shopify.com/s/files/1/0432/1342/2753/files/fojedukavijome.pdf
- https://cdn.shopify.com/s/files/1/0429/2381/9164/files/download_free_music_ringtones_for_android_phones.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
- cdn-cms.f-static.net
- tewubituzidebu.weebly.com
- cdn.shopify.com
- s3.amazonaws.com
- gukaguse.weebly.com
- varipejat.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.233.95.144
- 72.153.5.132
- 4.150.223.104
- 172.66.2.5
- 20.184.175.0
- 52.110.12.53
- 20.165.94.46
- 20.236.44.162
- 20.184.175.22
- 57.155.101.212
- 172.217.25.163
- 20.42.179.192
- 74.179.77.204
- 20.247.185.124
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report