SUSPICIOUS — normal_5f8875a0e3162.pdf
SUSPICIOUS — normal_5f8875a0e3162.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
323fe48792ca15d10c3ca185e800f3049e3dfd67b7ca18e73a29d2dc1ce89e83 - SHA-1:
e8eddf1c39e32df27d7ea71b125c631f33965d0d - MD5:
8081f07637d892909b77935c3f97403d - ssdeep:
768:bgGzpDXpxFspacKhIEcNDWdNExCu7jQRmlZN0cVFHOVe/25:kGFzpxGEcNDyW57jomlLNHqe/25 - TLSH:
T11E309EF350A7EC8D3A8BAB079DE6155E684AC68CA133C660548C773DC4BC6FC6E40951 - Submitted as: normal_5f8875a0e3162.pdf
- File type: pdf · Size: 36435 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 12 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/123?keyword=circuit+alert+gvd-504a+manual, https://wepugimi.weebly.com/uploads/1/3/1/0/131070973/4333548.pdf, https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/5473886.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)
9988 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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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
- 252.0.0.224.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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\22230889984419169abf0bf5afb8ec25.png -
641fbeaa18c6b584d368c7ea164891362bcfd0be1603fed05f46180f71f058f1 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
b73cb09682178b8b645cc5916615d2f0588da5fd4d86498a72bea48dd171f83c - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=circuit+alert+gvd-504a+manual
- https://wepugimi.weebly.com/uploads/1/3/1/0/131070973/4333548.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/5473886.pdf
- https://genigudepa.weebly.com/uploads/1/3/1/0/131070712/4e0d994f.pdf
- https://site-1043855.mozfiles.com/files/1043855/lefezudufirinuxibuz.pdf
- https://uploads.strikinglycdn.com/files/cfdce9fc-bd47-4dda-8a7e-3d2c56067b5f/30226818674.pdf
- https://uploads.strikinglycdn.com/files/ad4c935d-5e1b-48cf-bc4f-52d4c44b4996/40675249484.pdf
- https://cdn-cms.f-static.net/uploads/4365607/normal_5f86fea9086e7.pdf
- https://cdn-cms.f-static.net/uploads/4366018/normal_5f87071904c2b.pdf
- https://cdn-cms.f-static.net/uploads/4368467/normal_5f881b8142ab3.pdf
- https://cdn-cms.f-static.net/uploads/4365551/normal_5f87fce267f84.pdf
- https://vuzevarezevarot.weebly.com/uploads/1/3/0/7/130740461/3f7bdb1fc.pdf
- https://wonigebegi.weebly.com/uploads/1/3/1/6/131606731/kurinudenedik.pdf
- https://kasukironumasex.weebly.com/uploads/1/3/1/4/131454791/2173021.pdf
- https://mojenosude.weebly.com/uploads/1/3/1/3/131382274/3c0d22f9ea77.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
Embedded domains
- cctraff.ru
- wepugimi.weebly.com
- bedizegoresupa.weebly.com
- genigudepa.weebly.com
- site-1043855.mozfiles.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- vuzevarezevarot.weebly.com
- wonigebegi.weebly.com
- kasukironumasex.weebly.com
- mojenosude.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.217
- 52.123.252.248
- 4.230.171.124
- 4.247.188.224
- 135.232.92.97
- 20.231.239.246
- 135.233.95.144
- 52.123.128.14
- 92.223.78.30
- 72.154.7.111
- 203.26.79.13
- 20.165.94.46
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report