MALICIOUS — normal_5f8af605169d6.pdf
MALICIOUS — normal_5f8af605169d6.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
0b4b839a7619a17f0b6aaec6ef1ea0c0a731a775c7b6cadd152f81d6fd92676b - SHA-1:
9ca6129a52d356f73f0a27b614000b65d60f3d2e - MD5:
ce79ede18c07cb3cafaffae143264a68 - ssdeep:
768:EgGzpDzpJ9vg6YgoWISMfa/kJuzy28oq1kXTpL/CAUYIHnoXlEAIygpi:xGFHpJ9YAxDVwYIHoXlLIygpi - TLSH:
T1CF317DF31097ED8C7A8B2B13ADAB015D648AD78D6136D7A049D8772CC47C6FD2E10A60 - Submitted as: normal_5f8af605169d6.pdf
- File type: pdf · Size: 40808 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 14 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/854586a1-1af8-4a8f-ae71-a625aec14e87/41868520834.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ttraff.ru/123?keyword=history+worksheets+for+grade+2, https://uploads.strikinglycdn.com/files/854586a1-1af8-4a8f-ae71-a625aec14e87/41868520834.pdf, https://uploads.strikinglycdn.com/files/9339c5cf-76c8-43ee-ba4f-28deb7f17a42/moxax.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 (8 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9728 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
- ntp.ubuntu.com
- desktop-hsgcbep
- 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
- 250.255.255.239.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
c4e9b85eed12d8dedf12a2d65ee1f8afbf7b2dce10c60eed276c3ccd3e642dd8 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\8e9ac094183c9c62194b0ef65eedfb74.png -
3885fc5c2efc5b6b2adb5608bfe612a60690a7e034e10c4af805972ca7d166b6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.ru/123?keyword=history+worksheets+for+grade+2
- https://uploads.strikinglycdn.com/files/854586a1-1af8-4a8f-ae71-a625aec14e87/41868520834.pdf
- https://uploads.strikinglycdn.com/files/9339c5cf-76c8-43ee-ba4f-28deb7f17a42/moxax.pdf
- https://uploads.strikinglycdn.com/files/883a1c4e-04bc-49cd-b7ef-5887ba47f747/sawilozadu.pdf
- https://uploads.strikinglycdn.com/files/95fa0c2c-085a-48de-954d-bec8d00bb5d5/96346908920.pdf
- https://uploads.strikinglycdn.com/files/26b873b0-1e3b-4898-91a1-af89af0b83be/roliwidetifupolodo.pdf
- https://uploads.strikinglycdn.com/files/4c56f84e-5f67-41b2-9c2e-a46b63502a45/jumazolinikurowutunuj.pdf
- https://uploads.strikinglycdn.com/files/c8fc64c0-92e1-4d55-af77-bb0b6db19c9a/38130572556.pdf
- https://wepugimi.weebly.com/uploads/1/3/1/0/131070973/a1bf913001604.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/6431815.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/8536469.pdf
- https://mogilifus.weebly.com/uploads/1/3/0/7/130739831/199877.pdf
- https://cdn.shopify.com/s/files/1/0501/8491/3076/files/hensley_arrow_hitch_manual.pdf
- https://cdn.shopify.com/s/files/1/0476/5322/4614/files/nekexomojejo.pdf
- https://cdn.shopify.com/s/files/1/0485/8006/7488/files/friction_force_worksheet_problems_answers.pdf
- https://cdn.shopify.com/s/files/1/0503/8309/3910/files/joniravefunetawake.pdf
- https://cdn.shopify.com/s/files/1/0434/1858/3192/files/mewavafudaxo.pdf
- https://cdn.shopify.com/s/files/1/0499/8620/7894/files/c_tableadapter_update_not_working.pdf
- https://cdn.shopify.com/s/files/1/0483/7782/3385/files/twilight_princess_map_flipped.pdf
- https://cdn.shopify.com/s/files/1/0485/2164/2146/files/why_i_am_not_a_hindu.pdf
- https://cdn-cms.f-static.net/uploads/4374835/normal_5f8951de33688.pdf
- https://cdn-cms.f-static.net/uploads/4373985/normal_5f88cc70ed76f.pdf
- https://cdn-cms.f-static.net/uploads/4369794/normal_5f880a23a6e9f.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- ttraff.ru
- uploads.strikinglycdn.com
- wepugimi.weebly.com
- jakedekokobara.weebly.com
- mogilifus.weebly.com
- cdn.shopify.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.98
- 135.232.92.137
- 4.230.171.124
- 52.253.84.76
- 135.232.92.97
- 52.123.129.14
- 135.232.92.34
- 203.26.79.13
- 172.178.240.163
- 4.150.223.113
- 135.234.160.244
- 20.42.73.30
- 52.182.141.63
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report