MALICIOUS — 21341797f0ff73ba5f74b8202eeccd427d0a86032a35a1b0dcd4f52206e64efc
MALICIOUS — 21341797f0ff73ba5f74b8202eeccd427d0a86032a35a1b0dcd4f52206e64efc is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
21341797f0ff73ba5f74b8202eeccd427d0a86032a35a1b0dcd4f52206e64efc - SHA-1:
bf9f83d651d638a15dc5798843f9419e413105d9 - MD5:
ee34ac8d765f50bbb2a273d78bfdd63d - ssdeep:
1536:LupADPRFc8Wapv55485ieAC0YAiH6zDqNG738kQWkNpOPjE0yLWuJFMXSrW8tGq:mADP88WAvL9AiHFA738klPjDysXSrW8B - TLSH:
T1A43AD1F351D7DD8CBB865B035AB910AD918A97C820A1DE5080C8B73C95BCABDFF01652 - Submitted as: 21341797f0ff73ba5f74b8202eeccd427d0a86032a35a1b0dcd4f52206e64efc
- File type: pdf · Size: 96837 bytes
- Verdict: malicious (98/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: http://konstruktor33.ru/app/webroot/files/files/99281631545.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://americasbestwingsbeltsville.com/uploads/files/juwolar.pdf, https://galerieportelouise.be/userfiles/files/17146318860.pdf, http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/16145b931d78ef---nefubetofeki.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 (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9730 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=1787840191&P2=404&P3=2&P4=hTAcqcT39IpbkRXDkuty5PQybCCF7pWNFffyaIM5IxDFiEQzOKbF%2bAUGJv8TVAwIGW4kk3Gz7BWEelzhW6QSCg%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=1787840222&P2=404&P3=2&P4=YnYKvziy5yp0FftwwFYOw8%2btdbLLaLufd9jEJm6BPAsInDjb%2bJ9SzHnEB8a3Zsd%2fPINFIQcsB84VMqXmOxHvxw%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\sumatrapdfcache\7d1cf6aad0f0a312879bb72cb3b4df17.png -
4b10657918d16f0657b75904717adc95b8eec8e1b394c492a94a8378726f61aa - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
4125e8a6904ecd35c96c16c4c7e92617c08e95fb0cfd2bef85c267ab33976e93 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=everyday+use+by+alice+walker+symbolism
- http://americasbestwingsbeltsville.com/uploads/files/juwolar.pdf
- https://galerieportelouise.be/userfiles/files/17146318860.pdf
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/16145b931d78ef---nefubetofeki.pdf
- http://konstruktor33.ru/app/webroot/files/files/99281631545.pdf
- http://auroraenergyproject.it/userfiles/files/57566000260.pdf
- http://creaorganization.com/depo/sayfaresim/file/munodakakasosak.pdf
- https://kede.org/userfiles/file/64184492587.pdf
- http://chothuexeninhbinh.net/data/dulieu/files/nexuwemevuwegonu.pdf
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/161347700d68b2---75271470266.pdf
- http://dgjinhak.kr/DATA/upload/files/202110070435214784.pdf
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/beb2c9b490230094d3ed6c46c56cba08/zititebawobames.pdf
- http://jamalcar.com/userfiles/file/mozibodatup.pdf
- https://transcendenceit.com/wp-content/plugins/super-forms/uploads/php/files/4c95d8beded3eb03e0c9ae536774c4ae/faletudadab.pdf
- https://greenbins.ca/ckfinder/userfiles/files/sinuwuvuzurisajutisaludaz.pdf
- http://longarmacademy.net/fckeditor/userfiles/file/85044269111.pdf
- http://pantipplaza.com/userfiles/file/totarofumagotixekabuxugef.pdf
- http://santeh.md/img/files/37465852455.pdf
- http://insk.ru/img/userfiles/file/66502407134.pdf
- https://pass-eco-energies.com/ckfinder/userfiles/files/vovenepakifaviwiz.pdf
- https://retentionstudentexperience.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613db0272127b---piguxutewoduwotiwurarodo.pdf
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/161556c36f11ad---82662962860.pdf
- https://www.allterra.group/wp-content/plugins/super-forms/uploads/php/files/2995110dfbf983eb1250f600b9fb993b/47899426728.pdf
- http://savemaxint.com/files/file/labobenuwuribosaku.pdf
- https://alhasooncorp.com/Files/files/mulowigogemuden.pdf
Embedded domains
- feedproxy.google.com
- americasbestwingsbeltsville.com
- galerieportelouise.be
- www.megasaludips.com
- konstruktor33.ru
- auroraenergyproject.it
- creaorganization.com
- kede.org
- chothuexeninhbinh.net
- www.yourhealthyourchoice.org
- dgjinhak.kr
- naseeha.org
- jamalcar.com
- transcendenceit.com
- greenbins.ca
- longarmacademy.net
- pantipplaza.com
- insk.ru
- pass-eco-energies.com
- retentionstudentexperience.com
- selectwifi.com
- savemaxint.com
- alhasooncorp.com
- www.w3.org
- purl.org
Embedded IP addresses
- 172.215.188.232
- 4.230.171.124
- 20.247.185.124
- 20.165.94.63
- 135.232.92.97
- 20.76.201.171
- 52.123.129.14
- 135.233.45.222
- 52.123.252.224
- 72.145.35.101
- 203.26.79.13
- 92.223.78.30
- 57.154.63.210
- 48.200.63.27
- 52.168.112.67
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report