SUSPICIOUS — normal_5f87c91f52d8e.pdf
SUSPICIOUS — normal_5f87c91f52d8e.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:
73eca468004161d99fca6cf0bee737b781b505ade92ca6450fa4c28ea3671af8 - SHA-1:
1861b699f03bdf2b7db68269e258c7f6dabedc33 - MD5:
f7a06384ed7c570d1faef7e7c2b0dcd0 - ssdeep:
768:BgGzpDCpnGE8RPcbSnfh8geJrT0t3NrebqOdqxuDBgCtyr5ZPFaTQ:yGFOpnS3VsqcqcNgBPFaTQ - TLSH:
T11A328DF310A7ED4C7A8E9757AEAB11AD9489D7896132D7A0408C236CD07CAFD7F00951 - Submitted as: normal_5f87c91f52d8e.pdf
- File type: pdf · Size: 47158 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 16 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=stickman+legends+shadow+wars+hack+mod+apk, https://cdn.shopify.com/s/files/1/0497/9811/9585/files/printable_dog_vaccination_schedule.pdf, https://cdn.shopify.com/s/files/1/0437/3384/4117/files/black_ops_1_zombies_maps.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)
9685 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
- desktop-hsgcbep._dosvc._tcp.local
- 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
- desktop-hsgcbep
- 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep(2)._dosvc._tcp.local
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\af979c7b4386ebdea96ea665add63bc9.png -
f58251d0d73af963c158518c6d004f3201030cb146d1dc2c602a20c618440e1b - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
4026615fa457f14964f82dff837a2e85fca3cbdc8f5b0c2641adf000d48944b3 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=stickman+legends+shadow+wars+hack+mod+apk
- https://cdn.shopify.com/s/files/1/0497/9811/9585/files/printable_dog_vaccination_schedule.pdf
- https://cdn.shopify.com/s/files/1/0437/3384/4117/files/black_ops_1_zombies_maps.pdf
- https://cdn.shopify.com/s/files/1/0437/1290/5370/files/xirezaxawosafazabonuguj.pdf
- https://cdn.shopify.com/s/files/1/0484/1016/5416/files/7437253971.pdf
- https://cdn-cms.f-static.net/uploads/4366042/normal_5f877e2d273fd.pdf
- https://cdn-cms.f-static.net/uploads/4365655/normal_5f8717ced2773.pdf
- https://cdn-cms.f-static.net/uploads/4367665/normal_5f87b032f3345.pdf
- https://cdn-cms.f-static.net/uploads/4368469/normal_5f8789d179f11.pdf
- https://cdn-cms.f-static.net/uploads/4366319/normal_5f87afc54cf39.pdf
- https://cdn.shopify.com/s/files/1/0437/2620/9175/files/all_composite_numbers.pdf
- https://cdn.shopify.com/s/files/1/0484/8825/1553/files/1641654983.pdf
- https://cdn.shopify.com/s/files/1/0497/8802/7056/files/73872921322.pdf
- https://cdn-cms.f-static.net/uploads/4365612/normal_5f871bd2ebb78.pdf
- https://cdn-cms.f-static.net/uploads/4369640/normal_5f87c44842dc6.pdf
- https://cdn-cms.f-static.net/uploads/4366389/normal_5f87415a80ab2.pdf
- https://cdn-cms.f-static.net/uploads/4368501/normal_5f87ae8829441.pdf
- https://site-1039328.mozfiles.com/files/1039328/lovuxodevikubo.pdf
- https://site-1042501.mozfiles.com/files/1042501/mupawajuxaraba.pdf
- https://site-1043295.mozfiles.com/files/1043295/44018254621.pdf
- https://site-1041372.mozfiles.com/files/1041372/metudabiboxudawame.pdf
- https://site-1038365.mozfiles.com/files/1038365/56485016915.pdf
- https://site-1042444.mozfiles.com/files/1042444/80348978369.pdf
- https://site-1041501.mozfiles.com/files/1041501/classification_matter_worksheet_answer_key.pdf
- https://site-1037196.mozfiles.com/files/1037196/323134630.pdf
Embedded domains
- gettraff.ru
- cdn.shopify.com
- cdn-cms.f-static.net
- site-1039328.mozfiles.com
- site-1042501.mozfiles.com
- site-1043295.mozfiles.com
- site-1041372.mozfiles.com
- site-1038365.mozfiles.com
- site-1042444.mozfiles.com
- site-1041501.mozfiles.com
- site-1037196.mozfiles.com
- site-1039802.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 57.154.63.210
- 72.145.35.108
- 40.84.97.4
- 52.110.12.46
- 4.230.171.124
- 52.253.84.76
- 74.179.77.164
- 135.233.95.144
- 40.99.133.242
- 4.150.223.102
- 52.123.129.14
- 40.103.64.242
- 135.232.92.34
- 203.26.79.13
- 13.69.116.107
- 52.123.252.212
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report