SUSPICIOUS — 87227260453.pdf
SUSPICIOUS — 87227260453.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:
17fc1f241f5c9314f52dc40de20d6f453f5966f72c0ba83b80237599364569d7 - SHA-1:
8d1fddf32539cd4272d815dbea03f05d9e983b7b - MD5:
c21fc2be5137bff6d2312a88ce6d8fff - ssdeep:
768:OgGzpDPJE7Ov52viict2uNvFv72lpDq7bPo8C88IYeN+zLTl:rGFjKk52vvszZ7bbXVN+zLTl - TLSH:
T13D319EF34067ED8C7BCA6B07AEA700596086D78C203797A005C8B76DC4BC6FD6E50A61 - Submitted as: 87227260453.pdf
- File type: pdf · Size: 42878 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 17 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=types+of+business+intelligence+tools+pdf, http://files.briannephotography.com/uploads/1/3/1/8/131871633/pupedoku_gomokiminet.pdf, http://files.rideoutchem.com/uploads/1/3/1/4/131483154/zowodanizu.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9728 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
- 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
- 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
- ntp.ubuntu.com
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\10cc77d9cd3166ee13d0c8a293eb5ea9.png -
5247d6da16875514abfd982f40d00479b43e1e72c6be6facaab4489ef9cb0046 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
0a92756e2a362a5ad4b16f80bb9d08888d85e42347cc921c51bdff2021bc18f4 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=types+of+business+intelligence+tools+pdf
- http://files.briannephotography.com/uploads/1/3/1/8/131871633/pupedoku_gomokiminet.pdf
- http://files.rideoutchem.com/uploads/1/3/1/4/131483154/zowodanizu.pdf
- http://xaneza.umisc.net/uploads/1/3/1/4/131438583/f6b27822e.pdf
- http://peruvam.balwynhighschool1957to1962reunion.org/uploads/1/3/1/4/131406668/bexixezil-botoduxoti-favaz.pdf
- http://fogirizax.mitchadvent.com/uploads/1/3/1/6/131637046/tajujisokifa_gojedomobeke.pdf
- https://uploads.strikinglycdn.com/files/6e15f8c1-c696-476c-b809-f6e44ab4d4bc/24738778664.pdf
- https://uploads.strikinglycdn.com/files/c98434ca-811c-48fb-af59-3ce33f050720/88370057245.pdf
- https://uploads.strikinglycdn.com/files/476274c9-23e0-4f35-a122-34780d4765cc/52846248970.pdf
- https://uploads.strikinglycdn.com/files/da6f815d-cd62-4606-bf19-f499a6b9e5fd/natuvefemuzisago.pdf
- https://uploads.strikinglycdn.com/files/b1aef382-0682-42d9-9371-0d13d8bf6364/79078169802.pdf
- https://uploads.strikinglycdn.com/files/9b7682eb-f8b6-4f50-ab53-5d3c1c8ee616/77709267247.pdf
- https://uploads.strikinglycdn.com/files/27080159-97d6-4b66-8857-f725b488fbbd/10987088622.pdf
- http://files.mysticgamermike.com/uploads/1/3/1/8/131871419/7009873.pdf
- http://files.promegauk.com/uploads/1/3/1/4/131408899/mevurugigudotebive.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
- files.briannephotography.com
- files.rideoutchem.com
- xaneza.umisc.net
- peruvam.balwynhighschool1957to1962reunion.org
- fogirizax.mitchadvent.com
- uploads.strikinglycdn.com
- files.mysticgamermike.com
- files.promegauk.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 72.145.35.111
- 20.42.179.192
- 51.116.253.169
- 52.110.12.56
- 4.144.132.223
- 4.230.171.124
- 52.168.117.174
- 74.178.76.128
- 20.236.44.162
- 52.123.128.14
- 135.233.45.222
- 48.211.4.16
- 72.153.5.97
- 203.26.79.13
- 142.250.195.227
- 135.234.160.246
- 4.209.250.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report