SUSPICIOUS — normal_5f8ca85c84670.pdf
SUSPICIOUS — normal_5f8ca85c84670.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:
860ac6385d64de8291a91ae82c22b9a8cc60982eb89d487c1dff5314fbd68713 - SHA-1:
5d092e4f63349051fe0d901a257df5155feb9ba5 - MD5:
ed3ed9fdcf237e850eedfca3aee7a0ab - ssdeep:
768:AgGzpDLpAZuE/VfHpPJ+akkUQ+EWbK5Rlrvn9tL9U8wTMOpWj3OtUHdnUCbaygzg:NGFXppmmkvi8wTO7OtIiCGygz93Zrxu - TLSH:
T1AD34AFF35093ED8D7A8B1B53ADA71099614FD3896036DBB064C82B3CD4FC1AC6E11A64 - Submitted as: normal_5f8ca85c84670.pdf
- File type: pdf · Size: 52721 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 14 external host(s) at runtime (2 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/123?keyword=nikon+d5300+manual+pdf, https://cdn.shopify.com/s/files/1/0486/0565/9304/files/android.ru.pdf, https://cdn.shopify.com/s/files/1/0439/2294/8264/files/arizona_warrant_search_free.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)
9678 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- 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
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
52486501e14a79cadedba9c0aec4fe8608dd7937f17006d0a0e62c0c7e4fba13 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\0e355e8a32682b230c5035244f642eea.png -
66b37444936173d81e8f2e8fd8c613abe3a1db4325f1d6e9bc419f949004096d - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=nikon+d5300+manual+pdf
- https://cdn.shopify.com/s/files/1/0486/0565/9304/files/android.ru.pdf
- https://cdn.shopify.com/s/files/1/0439/2294/8264/files/arizona_warrant_search_free.pdf
- https://cdn.shopify.com/s/files/1/0266/9196/1017/files/what_are_the_elements_of_writing_academic_text.pdf
- https://cdn.shopify.com/s/files/1/0435/6639/9647/files/wicked_tuna_tv_guide.pdf
- https://cdn-cms.f-static.net/uploads/4366388/normal_5f871e313545b.pdf
- https://cdn-cms.f-static.net/uploads/4377931/normal_5f8a28f6d0813.pdf
- https://cdn-cms.f-static.net/uploads/4369901/normal_5f8b394981ae5.pdf
- https://cdn-cms.f-static.net/uploads/4368248/normal_5f8819f4b54a5.pdf
- https://cdn-cms.f-static.net/uploads/4369143/normal_5f887cdb19e43.pdf
- https://cdn-cms.f-static.net/uploads/4366027/normal_5f8764d9a63b0.pdf
- https://cdn-cms.f-static.net/uploads/4365583/normal_5f871bf84d2a1.pdf
- https://cdn-cms.f-static.net/uploads/4370072/normal_5f8893b3758b3.pdf
- https://uploads.strikinglycdn.com/files/797eda0b-08a7-4823-a61c-87dcd750d64b/69297416457.pdf
- https://uploads.strikinglycdn.com/files/0bb8eced-7cbe-442e-9fe8-745de44f5304/nuxaz.pdf
- https://uploads.strikinglycdn.com/files/97530946-7615-422c-ad2a-7f901a63e1ec/nawul.pdf
- https://bubixoduxufito.weebly.com/uploads/1/3/1/0/131070588/9f3d0.pdf
- https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/winepogor.pdf
- https://cdn-cms.f-static.net/uploads/4366645/normal_5f875c0295ee6.pdf
- https://cdn-cms.f-static.net/uploads/4365646/normal_5f8736f0500da.pdf
- https://cdn-cms.f-static.net/uploads/4372707/normal_5f8b8260f0bf2.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
- cctraff.ru
- cdn.shopify.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- bubixoduxufito.weebly.com
- zoxuzuxebexot.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.112.66
- 20.112.250.133
- 52.168.117.168
- 52.253.84.76
- 4.230.171.124
- 135.232.92.97
- 40.99.134.18
- 74.178.240.61
- 52.123.128.14
- 52.110.12.44
- 92.223.78.30
- 20.165.94.46
- 203.26.79.13
- 40.99.133.242
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report