MALICIOUS — 45878446441.pdf
MALICIOUS — 45878446441.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:
f71c8843f5f12dcb989ba7f77eb830384ca9536ab9bff0fa9a1d93f929c0b7d5 - SHA-1:
6472080c792ba68a704a080ef4e5a70f5f64334b - MD5:
fa8a70d9146dabc7efcf3b656187c255 - ssdeep:
1536:TGFYqthm7OGo+4Pd5JGRWgIVJXLQ2QYTyLBt73CEWLciBV13S:iFYqthmiGN4PdWbIrd21t79QVA - TLSH:
T1E3368EF3215BDDC867CAEF4769BA10587047CB882132DAA055C9BB7CC57C6BC6D10AA0 - Submitted as: 45878446441.pdf
- File type: pdf · Size: 68281 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/ed17109f-63e9-43cf-85fa-33df6b322376/nijozerexojevi.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=counter+1.8+indir, https://uploads.strikinglycdn.com/files/ed17109f-63e9-43cf-85fa-33df6b322376/nijozerexojevi.pdf, https://uploads.strikinglycdn.com/files/064355b4-d6b0-40dc-9197-22f897c0754a/mutusuj.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9679 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._dosvc._tcp.local
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep
- ntp.ubuntu.com
- 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
- 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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\11352541c8df301ce35d9037a6ad0014.png -
f50c28bb763fa52daaf5e8a8516734c6c541e8f3c70355572174ca02713167a4 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
cc40debf7a73c84c17695f2acffe45605e106180a63f7d49ae1123f82509d614 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=counter+1.8+indir
- https://uploads.strikinglycdn.com/files/ed17109f-63e9-43cf-85fa-33df6b322376/nijozerexojevi.pdf
- https://uploads.strikinglycdn.com/files/064355b4-d6b0-40dc-9197-22f897c0754a/mutusuj.pdf
- https://uploads.strikinglycdn.com/files/a6d8996a-52d0-4900-9c7f-b389db5f717a/kekilutapizanidabufaz.pdf
- https://cdn.shopify.com/s/files/1/0484/1570/3197/files/27273063158.pdf
- https://cdn.shopify.com/s/files/1/0440/9029/4437/files/wjcc_bus_schedule.pdf
- http://files.gnostictarotkabbalah.com/uploads/1/3/1/3/131384495/libajanaxipix_lizogoxokod.pdf
- http://lotasesas.texascityhschoir.com/uploads/1/3/1/4/131483245/danoxad-bimaxifefegu.pdf
- http://dubugavis.thvlvb.com/uploads/1/3/0/8/130874276/pazotojixagavon_tetezawifufoguv.pdf
- https://site-1039925.mozfiles.com/files/1039925/92065862981.pdf
- https://site-1037846.mozfiles.com/files/1037846/zolipetevov.pdf
- https://site-1036791.mozfiles.com/files/1036791/momenisanu.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/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- 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
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787747346&P2=404&P3=2&P4=HptENuYn0FCVYe7qbW%2bDx5xd92i7rH5ufi1N4wa%2fKyaklOxIsErXJHAmzXfRmYs0sSlf91AAy7YA6sUZ3P94CA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787747384&P2=404&P3=2&P4=NcPdUZ1aqPQ8GclavQ8us7XIbq2zsFvkstaYLMwA3Xc2iClU0Xqo2LKBVaE%2bEvq2Pus%2fHVCvAT3XL%2fo%2fSGn5%2bw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- gettraff.ru
- uploads.strikinglycdn.com
- cdn.shopify.com
- files.gnostictarotkabbalah.com
- lotasesas.texascityhschoir.com
- dubugavis.thvlvb.com
- site-1039925.mozfiles.com
- site-1037846.mozfiles.com
- site-1036791.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.165.94.46
- 52.123.252.236
- 52.230.59.222
- 20.42.179.192
- 4.230.171.124
- 74.178.76.128
- 20.76.201.171
- 52.123.128.14
- 135.233.95.144
- 135.234.160.246
- 135.232.92.34
- 203.26.79.13
- 92.223.78.30
- 135.233.45.221
- 4.209.250.170
- 172.217.25.195
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report