MALICIOUS — gubejizi.pdf
MALICIOUS — gubejizi.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 2 of 52 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
d5c2e084e6b9b74e5bf958bacd814b43870e00715d7f8d9d5e9f3e7c5d0e5458 - SHA-1:
49b051dd219d0f49e84fd28ff72fdef5c12f67f2 - MD5:
5795ddcb883654167813b37d06e1ec67 - ssdeep:
768:xgGzpD6SOxYxaRUsF3O4pOuIHclf4TIcqlWAhUroa+9jqU69MPCpSHD2Rp4/:CGFuey7F3ORPqfSAeUx9j94p4/ - TLSH:
T1BB339DF360A7EC4C7A8A6B43ACA614596086D7C87222976008DC377DD4BC7BCBE41971 - Submitted as: gubejizi.pdf
- File type: pdf · Size: 49667 bytes
- Verdict: malicious (72/100)
Detections (2 of 52 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/85fa0b74-67fa-4514-9e8c-5f5482462905/88309530152.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=1996+international+4700+service+manu, https://uploads.strikinglycdn.com/files/85fa0b74-67fa-4514-9e8c-5f5482462905/88309530152.pdf, https://uploads.strikinglycdn.com/files/c68bd98f-874a-42f5-9872-34ce190c711f/swift_handbook.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 (7 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9772 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
- 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
- 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\91c31766f16efd4f496f646cc18b34d2.png -
0be5b98560cac4e7662b92e2ac23fec4a92a5851fbdc6e3e0aad38af1c67eeeb - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
36457556aa540cc1190cd390a944ebc9a79f834c5608bfdccd1adc2565f98f9e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=1996+international+4700+service+manu
- https://s3.amazonaws.com/toliwudalamem/antimicoticos_farmacologia.pdf
- https://s3.amazonaws.com/felasorarabipis/math_logic_symbols.pdf
- https://s3.amazonaws.com/pazifetanegapu/effects_of_generation_gap.pdf
- https://s3.amazonaws.com/lunojol/coliform_bacteria_in_water.pdf
- https://s3.amazonaws.com/memul/bojowoluvojuvelavaniweb.pdf
- https://s3.amazonaws.com/tetazino/oxford_dictionary_2018.pdf
- https://s3.amazonaws.com/wonoti/gakokezagasarusuvepa.pdf
- https://uploads.strikinglycdn.com/files/85fa0b74-67fa-4514-9e8c-5f5482462905/88309530152.pdf
- https://uploads.strikinglycdn.com/files/c68bd98f-874a-42f5-9872-34ce190c711f/swift_handbook.pdf
- https://s3.amazonaws.com/wilugugo/vokesolo.pdf
- https://s3.amazonaws.com/dadupawo/28086634347.pdf
- https://s3.amazonaws.com/wixamupelinere/murefuxonaboje.pdf
- https://cdn.shopify.com/s/files/1/0495/5062/2872/files/3960869606.pdf
- https://cdn.shopify.com/s/files/1/0431/8170/3319/files/sepsis_in_infants_guidelines.pdf
- https://uploads.strikinglycdn.com/files/3d010587-a4ab-464d-8a9c-b5982188f7b9/14456568689.pdf
- https://uploads.strikinglycdn.com/files/89bea654-1829-420d-8d85-075698b61892/towozozipujesomilow.pdf
- https://uploads.strikinglycdn.com/files/96004c85-cdaf-497b-a18d-c2df9a96f760/814439324.pdf
- https://uploads.strikinglycdn.com/files/0e890073-0484-43e8-b4e8-413a3c778a54/pejitir.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/
Embedded domains
- ggtraff.ru
- s3.amazonaws.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 20.184.175.13
- 172.215.188.225
- 4.230.171.124
- 52.230.59.222
- 72.154.7.113
- 203.26.79.13
- 135.232.92.97
- 135.232.92.137
- 52.123.129.14
- 52.123.252.234
- 172.178.240.162
- 20.184.175.9
- 48.200.63.27
- 4.150.223.110
- 142.251.42.99
- 74.178.232.29
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report