MALICIOUS — 8303602922.pdf
MALICIOUS — 8303602922.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
a7c4a13cbdb121505fe4876d42396b561b57184598f933e53592e9449b7a5112 - SHA-1:
89f69fd49efbefb74aaa549c522cd30eafb4302f - MD5:
fff01239a4298cc610b609817c25f6f0 - ssdeep:
768:jIgGzpDSgXa/WXMgM64Qgj9/ffL7du8jmlMSEiPX:jFGFeuMzvZfL7dU6SEi/ - TLSH:
T175318EF310ABED8C7A8B9F83B96650A95046C7887232977004CC7B6CC8BC2BD6F61550 - Submitted as: 8303602922.pdf
- File type: pdf · Size: 40115 bytes
- Verdict: malicious (86/100)
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 86/100 is the fusion of 7 weighted signals:
- Memory forensics: 4 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 7972) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 20 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/7e3a80c4-5af1-4ebd-a8f1-7b3717added1/14374820833.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=au+bonheur+des+dames+version+abr%25C3%25A9g%25C3%25A9e+pdf, https://uploads.strikinglycdn.com/files/7e3a80c4-5af1-4ebd-a8f1-7b3717added1/14374820833.pdf, https://uploads.strikinglycdn.com/files/84a8d616-6e87-4a25-91bc-92d5958a7268/wezuk.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9738 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
- c.pki.goog
- 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
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\a7b4a2432d4a0d9ffee1eae2768ec649.png -
9d486ce449147dd948161364f0771a1ab530182b11b10a5e84a4e38940945f14 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
831721f85698d9db37fd5471ce504e1a2c9f930658a860efe8cc3a5b398039e6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=au+bonheur+des+dames+version+abr%25C3%25A9g%25C3%25A9e+pdf
- https://uploads.strikinglycdn.com/files/7e3a80c4-5af1-4ebd-a8f1-7b3717added1/14374820833.pdf
- https://uploads.strikinglycdn.com/files/84a8d616-6e87-4a25-91bc-92d5958a7268/wezuk.pdf
- https://uploads.strikinglycdn.com/files/8ee4c8b4-5379-452e-9356-0bb88dcc7f62/4803076333.pdf
- http://gegef.beachgirlbling.com/uploads/1/3/0/7/130775085/moguk.pdf
- http://gidoke.krsmithphotography.com/uploads/1/3/1/4/131407552/7715b8fe1249ad7.pdf
- http://files.mvhslib.com/uploads/1/3/0/9/130969214/9721925.pdf
- https://cdn.shopify.com/s/files/1/0432/6614/6472/files/61287928939.pdf
- https://cdn.shopify.com/s/files/1/0462/7592/0021/files/ledari.pdf
- http://files.avrnv.org/uploads/1/3/1/4/131437246/tugopimep.pdf
- http://files.jackienorman.com/uploads/1/3/1/8/131860787/xewaguxevaxo_xarak.pdf
- http://files.medicorebiotech.com/uploads/1/3/1/4/131437839/gides.pdf
- http://files.drgaranzuay.com/uploads/1/3/0/7/130738836/kusifa.pdf
- http://bomem.greekgirlabroad.com/uploads/1/3/1/1/131163616/4371139.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=1787746030&P2=404&P3=2&P4=bSwNGeLjLbo%2ba%2bS5cszlIRomV9YuwrTgGct3pbBKG3%2fr1z5cij%2bJwEzZk%2fYZVhuS15%2bkfly8kLMIztJH2ApISA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- gettraff.ru
- uploads.strikinglycdn.com
- gegef.beachgirlbling.com
- gidoke.krsmithphotography.com
- files.mvhslib.com
- cdn.shopify.com
- files.avrnv.org
- files.jackienorman.com
- files.medicorebiotech.com
- files.drgaranzuay.com
- bomem.greekgirlabroad.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.19
- 52.182.143.212
- 52.123.252.244
- 4.247.188.233
- 162.159.142.9
- 52.110.12.3
- 4.230.171.124
- 135.233.95.144
- 74.178.76.54
- 20.112.250.133
- 52.123.128.14
- 51.132.193.105
- 135.233.45.221
- 72.153.5.129
- 203.26.79.13
- 74.178.76.44
- 20.184.175.2
- 142.250.183.35
- 20.184.175.7
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report