MALICIOUS — f131f96f26bda840b259062639d59da5ed47e173f4c91fe8eadda37c31f3daf3
MALICIOUS — f131f96f26bda840b259062639d59da5ed47e173f4c91fe8eadda37c31f3daf3 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f131f96f26bda840b259062639d59da5ed47e173f4c91fe8eadda37c31f3daf3 - SHA-1:
4fc495be8a8b8faff19ea8d239d91403c543dc81 - MD5:
cca0a3a1c4c1c409a8b4ca76a32bfc0b - ssdeep:
1536:oIXujD+AwaogeglWCeMaZbgRM/1MxVPAWypOlLMeD5MWegMblXwUr:K2L6LWlMaZbgaMVPhlL99igMblj - TLSH:
T1D839C0F3229BDD8C76879B03ADB60568E085D7C83165E9A040CCBA7CD5BC9BC6F04A51 - Submitted as: f131f96f26bda840b259062639d59da5ed47e173f4c91fe8eadda37c31f3daf3
- File type: pdf · Size: 86806 bytes
- Verdict: malicious (99/100)
Detections (4 of 54 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 99/100 is the fusion of 10 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: https://houstoncoinshow.org/FCKeditor/file/49259394907.pdf - network signal, weight 0.70, confidence 0.80
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://inwebjor.ru/uplcv?utm_term=how+to+determine+turbo+trim+size, http://www.ville-dammarie.com/ckfinder/userfiles/files/filemokidapusuba.pdf, https://www.audifonosdoshoydos.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613448726309a---ketot.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
- Contacted 6 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
998 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.209
- 23.11.37.157
- 40.126.14.160
- 20.247.185.124 SG · Singapore · AS8075 Microsoft Corporation
- 52.123.252.242 AU · Sydney · AS8075 Microsoft Corporation
- 23.198.40.44
- 52.110.12.49 AU · Sydney · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.117
- 57.154.63.210 US · Phoenix · AS8075 Microsoft Limited UK
- 23.221.133.185
- 192.168.122.105
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://inwebjor.ru/uplcv?utm_term=how+to+determine+turbo+trim+size
- http://www.ville-dammarie.com/ckfinder/userfiles/files/filemokidapusuba.pdf
- https://www.audifonosdoshoydos.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613448726309a---ketot.pdf
- http://vipforiraq.com/userfiles/files/goravolexiz.pdf
- http://muaah.ca/userfiles/files/62200121391.pdf
- https://houstoncoinshow.org/FCKeditor/file/49259394907.pdf
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/427f35bf484a6e8455a3bebf3f768d7a/81603101559.pdf
- http://yogo110.com/userfiles/file/53639174141.pdf
- http://unionnutritech.com/upload/files/96697606308.pdf
- https://warungmimpishio2.com/contents/files/46336464308.pdf
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/161359c464d290---53970846066.pdf
- http://www.ufolep-69.com/contenus/files/bedanuvekabu.pdf
- http://umutisi.com/umut/upload/files/zakirepitivatarigosog.pdf
- http://architettoannalisatinelli.it/userfiles/files/90382186281.pdf
- http://pentas.eu/userfiles/file/21588498626.pdf
- http://constantcontinuity.com/membership/data/files/49882363486.pdf
- http://air-separation-supplier.com/d/files/37449768406.pdf
- http://ajitcoatings.com/uploads/55423627067.pdf
- http://bowlingkillers.com/imgdb/files/31109370375.pdf
- http://standartbio.com/fckfiles/file/guwepirunefilupufeteva.pdf
- http://wdnederland.nl/file/vuzajumebijit.pdf
- https://dmitrovka-zn.ru/admin/ckfinder/userfiles/files/91745186479.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/
Embedded domains
- inwebjor.ru
- www.ville-dammarie.com
- www.audifonosdoshoydos.com
- vipforiraq.com
- muaah.ca
- houstoncoinshow.org
- eduinfinite.com
- yogo110.com
- unionnutritech.com
- warungmimpishio2.com
- moniimpex.com
- www.ufolep-69.com
- umutisi.com
- architettoannalisatinelli.it
- pentas.eu
- constantcontinuity.com
- air-separation-supplier.com
- ajitcoatings.com
- bowlingkillers.com
- standartbio.com
- wdnederland.nl
- dmitrovka-zn.ru
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.11
- 20.247.185.124
- 52.123.252.242
- 52.110.12.49
- 4.230.171.124
- 57.154.63.210
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report