SUSPICIOUS — 88930976111.pdf
SUSPICIOUS — 88930976111.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:
63e8b694b6b74e0542f1fc546f2041b2cd8d29ed9482770776ed68e85bc0d582 - SHA-1:
1be6e64382c47185132cd521e4b3d1bae9213e25 - MD5:
7c22b61306620081c9a01e8d3cbebb05 - ssdeep:
768:PgGzpDgEnh863b9S9UgSEvcFXEsVJBemrHcgkB2+Gig0KEm3/t3x:4GFUbvcFX7Jrr62+zHKEm3/t3x - TLSH:
T1CC31AEF3806BED8D3B8EDF036EE50909614AD6CD2137A26049987F6CC4786FD6E11960 - Submitted as: 88930976111.pdf
- File type: pdf · Size: 41828 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): UDS:Trojan.PDF.SBadur.gen
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 15 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=software+technical+documentation+example+pdf, https://site-1036960.mozfiles.com/files/1036960/43836016579.pdf, https://site-1036716.mozfiles.com/files/1036716/zavil.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 (4 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9682 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
- desktop-hsgcbep
- 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
- ntp.ubuntu.com
- 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
- 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
- 250.255.255.239.in-addr.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\ce77a38fcfaf3819b55493abe06ad4d7.png -
6d37d9e146eb5eb032cc57e7856271e26a3bd95e4b800388115eeaa35954fd4b - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
8f94f160192524aabee40c2daa76d4a5ca625f444b5fa3604165f2d106056df6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=software+technical+documentation+example+pdf
- https://site-1036960.mozfiles.com/files/1036960/43836016579.pdf
- https://site-1036716.mozfiles.com/files/1036716/zavil.pdf
- https://site-1036876.mozfiles.com/files/1036876/56262610807.pdf
- https://cdn.shopify.com/s/files/1/0431/2078/7613/files/the_economist_december_2020.pdf
- https://cdn.shopify.com/s/files/1/0437/3767/7989/files/gumodogufifonemipezasem.pdf
- https://cdn.shopify.com/s/files/1/0429/2568/6951/files/ikea_dvala_twin_fitted_sheet.pdf
- https://cdn.shopify.com/s/files/1/0433/3764/6245/files/44292972139.pdf
- https://cdn.shopify.com/s/files/1/0433/0595/9574/files/20458424294.pdf
- https://cdn.shopify.com/s/files/1/0437/8099/7269/files/rawimeduxuwuvobo.pdf
- https://cdn.shopify.com/s/files/1/0437/4613/2119/files/kangna_remix_song_free.pdf
- https://cdn.shopify.com/s/files/1/0431/6915/3181/files/wagomumosanejakufuduga.pdf
- https://cdn.shopify.com/s/files/1/0438/8831/2488/files/blackmail_2005_movie_video_song.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
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787752370&P2=404&P3=2&P4=KxM22VALWbEmS6cfMYX3QVCDYX87srV8dQetXudQDVWV%2f1xL9CikHkZNCKf8tv5vjDk3hYPEH1B%2fIFN%2ftBXKhQ%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
Embedded domains
- cctraff.ru
- site-1036960.mozfiles.com
- site-1036716.mozfiles.com
- site-1036876.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.22
- 20.42.73.25
- 162.159.142.9
- 20.42.179.192
- 52.110.12.40
- 4.230.171.124
- 135.232.92.137
- 4.207.44.75
- 52.123.128.14
- 40.103.64.242
- 74.178.232.29
- 203.26.79.13
- 135.234.160.245
- 52.148.114.188
- 4.209.250.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report