SUSPICIOUS — kuvumabazatutewedup.pdf
SUSPICIOUS — kuvumabazatutewedup.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
3dff1345826aae20bf477a4fc3ccd0e9aef498a4905145dc69239bcb989754df - SHA-1:
af691c398904e1b2dcd7055201cb801d43078c02 - MD5:
8ac4f366615a17dcfb0d598465a60bf3 - ssdeep:
768:mgGzpDduXJ6s0TbYJiXElEC/2F4WtAYO3TqCztuuDI8:zGFJYJiXElTSZAvjFRuu88 - TLSH:
T13A318DF350A7EC8C7ACBDB0759FA11556046DB8CA1279B6068DC677CC5BC2BCAE00990 - Submitted as: kuvumabazatutewedup.pdf
- File type: pdf · Size: 41447 bytes
- Verdict: suspicious (68/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 68/100 is the fusion of 6 weighted signals:
- Contacted 14 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/wb?keyword=mbot%20ranger%20manual, https://cdn.shopify.com/s/files/1/0435/7105/2703/files/jenis_karya_tulis_ilmiah.pdf, https://cdn.shopify.com/s/files/1/0498/0804/8285/files/vuliralafoxujesosugewu.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 (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9735 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
- c.pki.goog
- 250.255.255.239.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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\710fc9bcec40504546d8139323570dd1.png -
a88c2c34efbd1f5dffbaac403f20b3ebdca7ed3060a5a5ff681f92e4037b4cc1 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
37ca449ac3ba386abf153a54e622b83587c9a71c08d71a100521f10b9cb290da - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/wb?keyword=mbot%20ranger%20manual
- https://cdn.shopify.com/s/files/1/0435/7105/2703/files/jenis_karya_tulis_ilmiah.pdf
- https://cdn.shopify.com/s/files/1/0498/0804/8285/files/vuliralafoxujesosugewu.pdf
- https://cdn.shopify.com/s/files/1/0496/2772/5995/files/2020_toyota_4runner_manual_transmission.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/mofep.pdf
- https://derodaju.weebly.com/uploads/1/3/1/6/131606282/56d34fd8905.pdf
- https://juzugimigiroteg.weebly.com/uploads/1/3/2/3/132302883/folepeda-suluzumiwikitix.pdf
- https://s3.amazonaws.com/zuxadol/refraction_of_light_project.pdf
- https://s3.amazonaws.com/jamokaroxoj/33961222744.pdf
- https://s3.amazonaws.com/vekodupiwarobi/93520817835.pdf
- https://firedisivimi.weebly.com/uploads/1/3/0/9/130969818/186bee3.pdf
- https://gepobuxew.weebly.com/uploads/1/3/1/0/131070920/ravutinedojasun-kuxat.pdf
- https://cdn.shopify.com/s/files/1/0438/9843/7787/files/turanexojuxibuk.pdf
- https://cdn.shopify.com/s/files/1/0438/1101/2770/files/skyrim_se_modding_guide.pdf
- https://s3.amazonaws.com/tometubufimopim/87560020357.pdf
- https://s3.amazonaws.com/zaxawetawupo/podekuwapinobatumolit.pdf
- https://s3.amazonaws.com/zetare/cameroonian_dishes_recipes.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/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded domains
- gettraff.ru
- cdn.shopify.com
- guwomenod.weebly.com
- derodaju.weebly.com
- juzugimigiroteg.weebly.com
- s3.amazonaws.com
- firedisivimi.weebly.com
- gepobuxew.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 57.155.101.212
- 4.230.171.124
- 4.247.188.233
- 20.247.184.142
- 135.232.92.97
- 20.236.44.162
- 135.233.95.144
- 20.165.94.63
- 52.123.128.14
- 51.116.246.106
- 74.178.76.44
- 203.26.79.13
- 40.74.98.198
- 142.250.195.163
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report