MALICIOUS — normal_5f87a67bc9e77.pdf
MALICIOUS — normal_5f87a67bc9e77.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
8ea7b1ea4a19626ba31f86b7c443f3438fbfff10bea734ad98f8227de949e75f - SHA-1:
0586afa25642cc9e34fa2a77bc7a88487742d40e - MD5:
d501ba99f0adccb7d69a17fb2be4f81a - ssdeep:
1536:OGFqpuGxhe2MZCxiT4+8babYLQy+Krq4WLx5mDH:3FqpuGi2WCcc+JYUR+q4Cx5G - TLSH:
T15734CFF310ABEE583AC7EB13ACE70159904ECB8A2526AB9015CCA76CC4AC77D6F00555 - Submitted as: normal_5f87a67bc9e77.pdf
- File type: pdf · Size: 57465 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 16 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://cdn-cms.f-static.net/uploads/4365549/normal_5f86fd81d5f4e.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=cubase+9.5+pro+user+manual, https://cdn-cms.f-static.net/uploads/4365638/normal_5f87018feec10.pdf, https://cdn-cms.f-static.net/uploads/4366364/normal_5f87727761614.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9763 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
- 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=1787765145&P2=404&P3=2&P4=MOmRi6PZvwRc1ud481AopY%2f2Qf6QvbKqtlvENiOvYSj0Jrbn6QA%2bqNZaquIr31Yuje40x2WbDozLxGE5Zpnf5Q%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787765210&P2=404&P3=2&P4=SWb75GBugUSsqOrrmLoWIVr1JHczdbqsTdgi7z9%2fiVrzyyYpeD3iPjG1rkTHycTfLhPzgS8iP1jCCOioBQ0oaQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.209
- 172.66.2.5 US · San Francisco · AS13335 Cloudflare, Inc.
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
4134b090e844bfaa9546546122367c2520b3f3d3bc45872e3bff652261c20bf4 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\09fac1853f883ac667e4f8fe388cbdc1.png -
5535da365860a9978ea8a0727e207ef7d25e0efea7672e26dbfcfaffadee9d71 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=cubase+9.5+pro+user+manual
- https://cdn-cms.f-static.net/uploads/4365638/normal_5f87018feec10.pdf
- https://cdn-cms.f-static.net/uploads/4366364/normal_5f87727761614.pdf
- https://cdn-cms.f-static.net/uploads/4365649/normal_5f87804812d0c.pdf
- https://cdn-cms.f-static.net/uploads/4367305/normal_5f87826a32d88.pdf
- https://cdn-cms.f-static.net/uploads/4365549/normal_5f86fd81d5f4e.pdf
- https://cdn-cms.f-static.net/uploads/4367912/normal_5f87590f04012.pdf
- https://fixabugodorev.weebly.com/uploads/1/3/1/8/131856934/xetazinopoliki_dimowilimobufo_xuwomu.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/jibigamefomoni.pdf
- https://cdn-cms.f-static.net/uploads/4366063/normal_5f86ff92cf0e0.pdf
- https://cdn-cms.f-static.net/uploads/4366965/normal_5f878a674f853.pdf
- https://cdn-cms.f-static.net/uploads/4366369/normal_5f876d2f39fd7.pdf
- https://cdn.shopify.com/s/files/1/0500/9424/4008/files/pakelij.pdf
- https://cdn.shopify.com/s/files/1/0483/2067/6004/files/super_skinny_serum_amazon.pdf
- https://cdn.shopify.com/s/files/1/0430/4686/3005/files/sawekudenavora.pdf
- https://cdn.shopify.com/s/files/1/0483/9578/0245/files/reflections_of_a_man_book.pdf
- https://vopevejefed.weebly.com/uploads/1/3/1/6/131606133/xiwigaluxoga_zovozarujixafo_lirinapujeturun_piwujixa.pdf
- https://ninukiwipovesot.weebly.com/uploads/1/3/0/9/130969879/93933.pdf
- https://vopevejefed.weebly.com/uploads/1/3/1/6/131606133/6649f5.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/
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- fixabugodorev.weebly.com
- fijojonibiw.weebly.com
- cdn.shopify.com
- vopevejefed.weebly.com
- ninukiwipovesot.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 4.150.223.103
- 172.215.188.225
- 52.110.12.40
- 52.110.12.18
- 4.230.171.124
- 52.230.60.54
- 20.165.94.63
- 74.178.240.51
- 52.123.128.14
- 135.233.95.80
- 203.26.79.13
- 13.69.116.105
- 20.42.179.192
- 52.148.114.188
- 142.251.222.227
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report