MALICIOUS — 75819460617.pdf
MALICIOUS — 75819460617.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
5c1ff21802df37b8a97c3882235bac22581faecc30adafe11a57ace399db9c30 - SHA-1:
25b3aa940e30142ceeefdc31e16e7e72f952550b - MD5:
126a91dc6ef076f6c6e4a4768a78137d - ssdeep:
768:TgGzpDljpgA5peYMFJzeODRgGxU8VmAeJuwyA8HDEHwyLE1:sGFtpbY1DCL8VmAeJTylwXLE1 - TLSH:
T1A6318DF35067DD4C7A8BAF476EA60099608AD38C6133A7A444CC3A2DC47CBFD6E40A55 - Submitted as: 75819460617.pdf
- File type: pdf · Size: 42741 bytes
- Verdict: malicious (72/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 20 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/e19e157e-58d0-46cd-a6a5-bdf55bc53a93/wogasaluso.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=fifty+shades+of+gray+book+1, https://site-1040347.mozfiles.com/files/1040347/dogufewudiwugepefobu.pdf, https://site-1039449.mozfiles.com/files/1039449/nagixira.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9762 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
- ntp.ubuntu.com
- 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
- 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
- desktop-hsgcbep
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
f8f358fce80c7deffaf8fc2dda68116f2fec514161ae12f75c33e5e74709912b - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\03dff4828058fbb8825d68cfda2c0fa3.png -
934ea300aae38f88f92bac1003c401c67df75481bcfc87b368824c6e69c4af6a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=fifty+shades+of+gray+book+1
- https://site-1040347.mozfiles.com/files/1040347/dogufewudiwugepefobu.pdf
- https://site-1039449.mozfiles.com/files/1039449/nagixira.pdf
- https://site-1039560.mozfiles.com/files/1039560/59642917049.pdf
- https://uploads.strikinglycdn.com/files/e19e157e-58d0-46cd-a6a5-bdf55bc53a93/wogasaluso.pdf
- https://uploads.strikinglycdn.com/files/286a2aa0-6543-43ce-a95f-230a304fa19d/tinosadevezifulitasigago.pdf
- https://uploads.strikinglycdn.com/files/c998b595-a355-4ec1-8608-bc620564497a/30024598508.pdf
- https://uploads.strikinglycdn.com/files/706ddda2-b37a-4569-b9ff-c29ad56697e0/68534458946.pdf
- https://uploads.strikinglycdn.com/files/f33b6294-4156-429f-aef4-2c467d1972c2/jeragagofutigusekatori.pdf
- https://uploads.strikinglycdn.com/files/282df314-0d32-4970-882d-1888e127643c/lubigaxejunabom.pdf
- https://uploads.strikinglycdn.com/files/1b30142f-0633-497a-8cdd-f1142501988e/74700157429.pdf
- https://uploads.strikinglycdn.com/files/a9c37eb8-6e9e-4a16-89e0-8c92965dd2c5/sajudowuvet.pdf
- https://uploads.strikinglycdn.com/files/f327d1b3-e297-473d-a3d9-82b8d192371e/xomewewivuru.pdf
- https://uploads.strikinglycdn.com/files/e3ab2486-39e0-40f6-912a-83d0e7c47027/46599665702.pdf
- https://cdn.shopify.com/s/files/1/0484/3716/6230/files/53342900828.pdf
- https://cdn.shopify.com/s/files/1/0499/0930/1416/files/54319065438.pdf
- https://cdn.shopify.com/s/files/1/0431/9602/2933/files/bongo_drums_for_sale_near_me.pdf
- https://cdn.shopify.com/s/files/1/0448/0565/2642/files/78465447346.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
Embedded domains
- cctraff.ru
- site-1040347.mozfiles.com
- site-1039449.mozfiles.com
- site-1039560.mozfiles.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.179.204
- 172.215.188.232
- 172.172.255.217
- 172.66.2.5
- 4.207.44.69
- 74.178.76.44
- 4.230.171.124
- 57.155.104.224
- 203.26.79.13
- 135.232.92.97
- 74.178.240.61
- 20.42.65.88
- 52.123.128.14
- 135.234.160.245
- 172.215.188.225
- 92.223.78.30
- 135.234.160.246
- 172.170.180.133
- 104.46.162.229
- 20.184.175.6
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report