MALICIOUS — normal_5fa63601d0093.pdf
MALICIOUS — normal_5fa63601d0093.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:
fd30257ebd87f8fd61c935bbca87ca2469affd85cea01832b98a699968407d92 - SHA-1:
57d1267908bb67d839773558e16bd72fb7d8af9e - MD5:
5293a15a927760c55a63d5dee40f25ba - ssdeep:
768:3gGzpD6X+oAarVrQsCY6wGhNNNbrv2IrD14G:QGFGX4sVWxTNDrD14G - TLSH:
T17C319FF390A7DC5CB9879B03AEF614596149CA8C6133AB70448CBB3CC4BC6BD6E50A51 - Submitted as: normal_5fa63601d0093.pdf
- File type: pdf · Size: 42715 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 13 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/cf3a858b-8a1c-4f9a-9ee1-bf0853ccc172/tonosixikaro.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://traffmen.ru/123?keyword=sigmascape+4.0+guide, https://uploads.strikinglycdn.com/files/cf3a858b-8a1c-4f9a-9ee1-bf0853ccc172/tonosixikaro.pdf, https://cdn-cms.f-static.net/uploads/4412905/normal_5f95b38606efe.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9952 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
- 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
- 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=1787764005&P2=404&P3=2&P4=S9sdF%2faA7WSexNlMSP0JYMr4r33bfwVt3ukTh%2b8gZKc%2bttcrP%2bCnkRVLSMvQp3uyO%2f%2fbRaI15WFti3fIq43juQ%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=1787764075&P2=404&P3=2&P4=HtUr94C93AVBi%2fVdxCWDuPbqCNcD9I2CxmDCLRkpQ0IekbBxLL2FFDid3qubtkRHlxH7brHMKoMKPazi9XmQkQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5ff8b68e99318e3f249daae72fd193312184004aed1f151170aa2f250224948d - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\935c8683449e4901ee4a56cdc255acd0.png -
e94ea87f68fc4edafb36a89f92a65ce4d8b92eca4812b92ff1a282f2c7349b18 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://traffmen.ru/123?keyword=sigmascape+4.0+guide
- https://uploads.strikinglycdn.com/files/cf3a858b-8a1c-4f9a-9ee1-bf0853ccc172/tonosixikaro.pdf
- https://cdn-cms.f-static.net/uploads/4412905/normal_5f95b38606efe.pdf
- https://selogum.files.wordpress.com/2020/11/fixorabiza.pdf
- https://uploads.strikinglycdn.com/files/2f76b65b-8633-4360-a75a-d21f5b4b76b3/wirufusufefukeguvopixivo.pdf
- https://uploads.strikinglycdn.com/files/f18fc19c-bf93-4e5f-b361-d8979dbf3771/american_express_app_for_computer.pdf
- https://dusurujadexo.files.wordpress.com/2020/11/palavojuwunejidev.pdf
- https://uploads.strikinglycdn.com/files/89130c60-d642-4e63-a9f9-c81af26fa4bc/drake_big_rings_download_mp3.pdf
- https://uploads.strikinglycdn.com/files/bb74b668-27b3-4d99-b443-1964c872403a/63351489649.pdf
- https://welavofewefose.weebly.com/uploads/1/3/0/8/130813025/jaloxi.pdf
- https://uploads.strikinglycdn.com/files/7b267995-23e5-4644-9d82-903886008485/adobe_illustrator_cs6_free_download.pdf
- https://uploads.strikinglycdn.com/files/0f51c543-f428-4611-9652-6fd2ebf0bcea/vafaki.pdf
- https://nevosaxovib.files.wordpress.com/2020/11/vuvemi.pdf
- https://cdn-cms.f-static.net/uploads/4377408/normal_5f89e9a61b757.pdf
- https://uploads.strikinglycdn.com/files/d6f3f37b-3492-4c11-8d68-f6a3fa6a3219/natetalorulepiwigejusesu.pdf
- https://uploads.strikinglycdn.com/files/77c3fad8-643a-4d2b-8496-979f59cf6848/nexed.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
Embedded domains
- traffmen.ru
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- selogum.files.wordpress.com
- dusurujadexo.files.wordpress.com
- welavofewefose.weebly.com
- nevosaxovib.files.wordpress.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.217
- 20.184.175.1
- 52.123.252.219
- 4.230.171.124
- 20.42.179.192
- 52.230.59.222
- 72.145.35.109
- 203.26.79.13
- 20.165.94.54
- 20.52.64.200
- 135.233.95.144
- 52.123.129.14
- 20.184.175.13
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report