MALICIOUS — 25265498853.pdf
MALICIOUS — 25265498853.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f37adba03dd4210e26c09892171e514720e71720182c343a20f482b5c9457ed3 - SHA-1:
6e3b6f81af89ddbc5e84f714f7259e3692925311 - MD5:
93c209cdd0be7b1d286c19178172bd2d - ssdeep:
1536:EGFyGyawRmIDeMPZmfJ12T3fIftlwmWEPCm+pR+W2U0g2RlP2JZH:RFy8wRBDeMmfmDulJxPgpxpaOL - TLSH:
T1F937E0F35057DCCD2AC60B53B9AB18293448C7887222AAB418DD772DD0B8BFDBE14951 - Submitted as: 25265498853.pdf
- File type: pdf · Size: 75978 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:
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 6264) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 15 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/3b60d343-7c04-4b3f-a649-9bc3daa234a2/16083143533.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=disparity+skyrim+special+edition, https://cdn.shopify.com/s/files/1/0428/9203/4211/files/garudetovazabavaxujurelu.pdf, https://cdn.shopify.com/s/files/1/0492/3798/3388/files/betagag.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 (5 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9855 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
- 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
- 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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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\SumatraPDF-settings.txt -
f23a2380e7e56678e6c3c50ada74fa6841a461a07a3015b4d1465c02df76b377 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\52209e98aa4f7e94429b4e49856188e5.png -
c017fabeb7dcc15d65f3f79cc5c1f353f1554c7f172c58f9a90739b80f0dee80 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=disparity+skyrim+special+edition
- https://cdn.shopify.com/s/files/1/0428/9203/4211/files/garudetovazabavaxujurelu.pdf
- https://cdn.shopify.com/s/files/1/0492/3798/3388/files/betagag.pdf
- https://cdn.shopify.com/s/files/1/0432/9691/5621/files/1995_yamaha_wave_venture_repair_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/1977/8720/files/41858709190.pdf
- https://cdn.shopify.com/s/files/1/0484/1478/5704/files/whatsapp_apk_new_version.pdf
- https://cdn.shopify.com/s/files/1/0431/8288/2980/files/datemetaguxe.pdf
- https://cdn.shopify.com/s/files/1/0435/2845/4296/files/15669274941.pdf
- https://cdn.shopify.com/s/files/1/0428/2476/1507/files/65192785277.pdf
- https://uploads.strikinglycdn.com/files/3b60d343-7c04-4b3f-a649-9bc3daa234a2/16083143533.pdf
- https://uploads.strikinglycdn.com/files/6903e294-11f2-4078-8c41-e6f5e0d5895a/60542953102.pdf
- http://fuwenujo.kootneyresorts.net/uploads/1/3/0/7/130775432/moselixokuxuko.pdf
- http://files.nowwhatmemphis.com/uploads/1/3/0/9/130969075/lesezefesaku_jolimeto.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=1787741948&P2=404&P3=2&P4=jW6Ab%2b9AE5uURvlz4Zb9Fe3IPcz0fq80%2biNsWgfgXNwvnWeZkWZ2iQ5XczDCSXhwxvDeJK4A9Ytc44EPdDFlXw%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
- gettraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- fuwenujo.kootneyresorts.net
- files.nowwhatmemphis.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 72.145.35.109
- 52.110.12.4
- 52.110.12.24
- 4.230.171.124
- 85.210.193.152
- 135.232.92.137
- 20.184.175.20
- 52.123.129.14
- 72.153.5.97
- 203.26.79.13
- 52.123.252.212
- 52.168.112.66
- 135.233.45.222
- 4.209.250.170
- 74.179.71.159
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report