MALICIOUS — normal_5f8b7a3a32363.pdf
MALICIOUS — normal_5f8b7a3a32363.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (82/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
14a4b530b78a66e25909ebbc023dc2574bb1a5b6b9cf018ab09cb30e56138ae9 - SHA-1:
c968a1c9bdee9fc9ee2a2e704dacc32069c02f23 - MD5:
7a79c132d7a938c34d1a6269a290202d - ssdeep:
1536:NGFbp3fdPNz6/YIwPufiP6ATKn3qu/k3oBYO:QFbp3BnIwPuaiATKn3qv3oD - TLSH:
T11433AEF350D7EC4C7A879B13ACAA1569258AC78C6133DB20489C772DD87C6BE7E10990 - Submitted as: normal_5f8b7a3a32363.pdf
- File type: pdf · Size: 52204 bytes
- Verdict: malicious (82/100)
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 82/100 is the fusion of 6 weighted signals:
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 8564) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 19 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=criminal+amendment+2020+pdf, https://uploads.strikinglycdn.com/files/9fd1b4fa-7ae4-42ef-87ee-f36a0f0dc2db/5603022472.pdf, https://uploads.strikinglycdn.com/files/460ec042-76d1-42fa-9ae3-ffd39fb7c767/89844092524.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 (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9708 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
- 250.255.255.239.in-addr.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
- 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
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
22fb206006a493f6df5fbc695e1066d9b5d914b6b541781de583c4e9fc372d60 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\7a9e2d2ae1afe6c095ee7d9c2ca19d81.png -
85b0a72ce0682bc865635976a4bcd31bf346ed924c2372c2d0db1f5da32d2b94 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=criminal+amendment+2020+pdf
- https://uploads.strikinglycdn.com/files/9fd1b4fa-7ae4-42ef-87ee-f36a0f0dc2db/5603022472.pdf
- https://uploads.strikinglycdn.com/files/460ec042-76d1-42fa-9ae3-ffd39fb7c767/89844092524.pdf
- https://uploads.strikinglycdn.com/files/5ce91ede-f775-41bf-956d-8ea911b9282e/21569647970.pdf
- https://uploads.strikinglycdn.com/files/242c995c-7c16-46ff-9e85-2066c6126fa2/72942529982.pdf
- https://uploads.strikinglycdn.com/files/5fc19a10-aa27-4d58-aa23-f7d47a10bf56/terraform_aws_iam_policy_resource.pdf
- https://cdn-cms.f-static.net/uploads/4365620/normal_5f875a0a2b0e9.pdf
- https://cdn-cms.f-static.net/uploads/4366628/normal_5f872e669a17a.pdf
- https://cdn-cms.f-static.net/uploads/4366045/normal_5f870414dcd26.pdf
- https://cdn-cms.f-static.net/uploads/4370076/normal_5f8945434ede2.pdf
- https://cdn-cms.f-static.net/uploads/4367940/normal_5f8a3ed9bee4f.pdf
- https://nanorobudilason.weebly.com/uploads/1/3/0/7/130775181/1904209.pdf
- https://mapipuluzobeb.weebly.com/uploads/1/3/1/3/131398440/sizakezifakitow.pdf
- https://cdn.shopify.com/s/files/1/0479/3591/4140/files/sniper_vs_thieves_apk_hack_2020.pdf
- https://cdn.shopify.com/s/files/1/0481/6093/1991/files/sadikexepifiveri.pdf
- https://cdn.shopify.com/s/files/1/0497/2868/4212/files/reasons_why_students_dont_like_school.pdf
- https://cdn.shopify.com/s/files/1/0498/6440/9243/files/mudidoxarubepofer.pdf
- https://cdn.shopify.com/s/files/1/0484/0872/3614/files/a_metal_wire_of_length_8_centimeters.pdf
- https://uploads.strikinglycdn.com/files/81584797-e54b-4e5d-80ee-901b5794ed21/operaes_farmaceuticas_o_que.pdf
- https://uploads.strikinglycdn.com/files/9204d535-6644-405c-8f99-e4d485c83bdc/30683366860.pdf
- https://uploads.strikinglycdn.com/files/c7394f6a-0db6-42fb-a89f-42e4b13d0ceb/kutobixu.pdf
- https://uploads.strikinglycdn.com/files/23a42144-1a98-4148-81fd-81382209478a/21897944676.pdf
- https://uploads.strikinglycdn.com/files/c4ed86a9-a1a7-4b83-ba8d-6e8e7a1b4e95/redoxitimawanitezat.pdf
- https://cdn-cms.f-static.net/uploads/4369328/normal_5f896cf7e2824.pdf
- https://cdn-cms.f-static.net/uploads/4367645/normal_5f883d755fce0.pdf
Embedded domains
- gettraff.ru
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- nanorobudilason.weebly.com
- mapipuluzobeb.weebly.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.240.61
- 20.42.65.90
- 51.116.253.168
- 162.159.142.9
- 40.79.163.154
- 20.247.184.197
- 4.247.188.233
- 52.110.12.50
- 4.230.171.124
- 74.179.77.204
- 20.184.175.19
- 40.99.133.226
- 52.123.128.14
- 20.184.175.5
- 40.99.133.210
- 72.154.7.96
- 203.26.79.13
- 13.69.116.105
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report