MALICIOUS — vasuvogoletetaz.pdf
MALICIOUS — vasuvogoletetaz.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 2 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
78f6c2051a537ff9a45d492f17b539143c277e13e54d6567be27ac5f1033ea23 - SHA-1:
aed6a0d86a2ebb68bb402c34a6095f19c4678d4c - MD5:
5f01529e40451e17a4589339037f26ad - ssdeep:
768:DgGzpDupJVWJvmkP/8167qr+03v1xsr3FyEKe/0tckGhzOgkh5Io6dY8NDx:8GFapJVu/81Ge+0f1xsr3xbOgl7vNDx - TLSH:
T1D934AFF344ABDD8D3B87AB1399B612596549C78C7336C7A0448C372CC8BC6BCAE50912 - Submitted as: vasuvogoletetaz.pdf
- File type: pdf · Size: 52611 bytes
- Verdict: malicious (86/100)
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 86/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: https://cdn-cms.f-static.net/uploads/4366024/normal_5f87405a93e17.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 20 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/wb?keyword=family%20life%20merit%20badge%20pamphlet%20pdf, https://cdn-cms.f-static.net/uploads/4366024/normal_5f87405a93e17.pdf, https://cdn-cms.f-static.net/uploads/4393759/normal_5f95c4f034b5a.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9683 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- 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
- 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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\594a89cf4bea1333de1f39f2a8582e02.png -
6bc13b32b569ac4a8996c24eca836997557e18e903d3553b66a0d5aabe8b9c15 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
020b46f7f59f77f2d455cbb4e6b219da6e37ac65ecafaa4c38e1d985f655434b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/wb?keyword=family%20life%20merit%20badge%20pamphlet%20pdf
- https://cdn-cms.f-static.net/uploads/4366024/normal_5f87405a93e17.pdf
- https://cdn-cms.f-static.net/uploads/4393759/normal_5f95c4f034b5a.pdf
- https://cdn-cms.f-static.net/uploads/4374698/normal_5f8aa64bb2c2c.pdf
- https://cdn-cms.f-static.net/uploads/4369138/normal_5f9722e04323b.pdf
- https://uploads.strikinglycdn.com/files/360e8e9a-ff14-4e9e-b8f3-14693ccd1832/introduccion_al_psicoanalisis_freud.pdf
- https://uploads.strikinglycdn.com/files/13fe6ca3-bde6-4f3e-9b3a-25bd523940a7/ritewamiselazu.pdf
- https://uploads.strikinglycdn.com/files/87b84fb9-6391-46ed-a328-9ba6bd803880/penoma.pdf
- https://uploads.strikinglycdn.com/files/54d53b62-9e20-4f85-bb3f-ea7eeb2f4b2a/jugafom.pdf
- https://uploads.strikinglycdn.com/files/741f00e1-247a-4487-a473-c6fdb502c54f/40584061521.pdf
- https://cdn-cms.f-static.net/uploads/4379984/normal_5f9442f298041.pdf
- https://cdn-cms.f-static.net/uploads/4366317/normal_5f94cf5677a51.pdf
- https://ranerenonosojib.weebly.com/uploads/1/3/1/4/131483420/aff9bfb.pdf
- https://wesodopudo.weebly.com/uploads/1/3/4/2/134234684/1216083.pdf
- https://natizupasa.weebly.com/uploads/1/3/1/4/131437725/falavokaxanaf.pdf
- https://uploads.strikinglycdn.com/files/7f4b2b71-47d2-4330-8562-dfb8921584ab/62337141204.pdf
- https://uploads.strikinglycdn.com/files/6f1953b2-d54e-47ad-ab31-a75cf7c1b04d/kayla_itsines_recipe_book.pdf
- https://uploads.strikinglycdn.com/files/64be22ab-fb68-450a-a8f7-0accb4674033/24001651317.pdf
- https://cdn.shopify.com/s/files/1/0432/2240/1192/files/2228032991.pdf
- https://cdn.shopify.com/s/files/1/0433/8266/9475/files/zevikadanojakolekuxase.pdf
- https://cdn.shopify.com/s/files/1/0495/6310/7480/files/rikemelojepaxilunu.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/
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- ranerenonosojib.weebly.com
- wesodopudo.weebly.com
- natizupasa.weebly.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.218
- 20.42.73.24
- 4.150.223.101
- 4.150.223.105
- 51.116.246.106
- 4.247.188.224
- 52.123.252.215
- 52.110.12.22
- 4.144.132.114
- 4.230.171.124
- 74.178.76.128
- 20.76.201.171
- 40.104.4.2
- 52.123.128.14
- 135.232.92.34
- 135.233.95.135
- 72.145.35.100
- 203.26.79.13
- 20.50.201.200
- 20.236.44.162
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report