MALICIOUS — normal_5f91f32e52c32.pdf
MALICIOUS — normal_5f91f32e52c32.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:
fd0e1b933d47c74efdb9f11baf44aecb13cf41fed6085cf465f8d33041498ec1 - SHA-1:
7d96fe96e820b2a09ae9c62098a6b447013bbcac - MD5:
10b6041351039428383f9dffcc6a0b4b - ssdeep:
768:PgGzpDCpFhvCCtef+3OZS2/6PkeIEVD4/ro5tKKSfq5Auu1/pcW:4GFupFwgiDo5tKD4Aua/pcW - TLSH:
T1D9328EF310A3ED4C7A8AAF13ADEA149D5585C78CA037D790148C762CD47CAECBE10A61 - Submitted as: normal_5f91f32e52c32.pdf
- File type: pdf · Size: 43703 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 16 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/291710be-34b6-4177-8ee5-1a24804b4987/xerisatevuwi.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ttraff.link/123?keyword=effects+of+illicit+drugs+pdf, https://cdn-cms.f-static.net/uploads/4373526/normal_5f8a3017b2305.pdf, https://cdn-cms.f-static.net/uploads/4370073/normal_5f8bdc54346fe.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)
9702 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
- 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
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
68bb41fdf29c06b0a51c73e1c415af3513c28021c8b649329eb96a561f3baa6a - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ff5fd3ee7fc2d6cd8cf3d0ba0cbfbf02.png -
ea72f16556a419c43facdc3c25166b4f0d06172921480383dfc8970146679e21 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.link/123?keyword=effects+of+illicit+drugs+pdf
- https://cdn-cms.f-static.net/uploads/4373526/normal_5f8a3017b2305.pdf
- https://cdn-cms.f-static.net/uploads/4370073/normal_5f8bdc54346fe.pdf
- https://cdn-cms.f-static.net/uploads/4366029/normal_5f8930b4b6d41.pdf
- https://cdn-cms.f-static.net/uploads/4373508/normal_5f90ce25bd4c7.pdf
- https://cdn-cms.f-static.net/uploads/4370275/normal_5f91f2e8c527a.pdf
- https://uploads.strikinglycdn.com/files/291710be-34b6-4177-8ee5-1a24804b4987/xerisatevuwi.pdf
- https://uploads.strikinglycdn.com/files/4b79170c-b68b-49b0-9192-7ff4d68e5a5d/gosugotefuripaxiviregomor.pdf
- https://s3.amazonaws.com/susopuzupure/ap_intermediate_botany_practical_manual.pdf
- https://s3.amazonaws.com/subud/4646732439.pdf
- https://cdn.shopify.com/s/files/1/0484/2405/9038/files/dogawumagutipigo.pdf
- https://cdn.shopify.com/s/files/1/0501/4008/6469/files/54662120542.pdf
- https://cdn.shopify.com/s/files/1/0500/2274/4214/files/29571701594.pdf
- https://cdn.shopify.com/s/files/1/0434/4492/8674/files/jakedofetinulibawo.pdf
- https://cdn.shopify.com/s/files/1/0435/8412/7135/files/liwezotepufe.pdf
- https://cdn.shopify.com/s/files/1/0481/8881/7562/files/printable_phoenix_zip_code_map.pdf
- https://cdn.shopify.com/s/files/1/0484/3592/1064/files/s7_edge_android_pie_xda.pdf
- https://cdn.shopify.com/s/files/1/0501/9366/2133/files/vadoramonozifirolodis.pdf
- https://cdn.shopify.com/s/files/1/0485/7040/0928/files/academy_of_the_holy_cross_logo.pdf
- https://s3.amazonaws.com/wilugugo/gafetesivopefijapuvi.pdf
- https://s3.amazonaws.com/zuxadol/82013402372.pdf
- https://s3.amazonaws.com/felasorarabipis/security_guard_interview_questions_and_answers.pdf
- https://s3.amazonaws.com/zirojopemup/vowarutikuwotapilira.pdf
- https://s3.amazonaws.com/vikukinumet/labowawijosezaxe.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- ttraff.link
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- s3.amazonaws.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.112.67
- 135.232.92.137
- 4.150.223.101
- 52.168.117.170
- 172.66.2.5
- 135.232.92.34
- 4.230.171.124
- 20.247.184.197
- 203.26.79.13
- 135.232.92.97
- 52.123.128.14
- 135.234.160.245
- 135.234.160.244
- 4.209.250.170
- 172.217.25.195
- 20.165.94.46
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report