MALICIOUS — b5f2de3bab2a92cdf0f90d84f6c28f2656adcfc88219f84b0c0875b57630bccd
MALICIOUS — b5f2de3bab2a92cdf0f90d84f6c28f2656adcfc88219f84b0c0875b57630bccd is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 4 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b5f2de3bab2a92cdf0f90d84f6c28f2656adcfc88219f84b0c0875b57630bccd - SHA-1:
dc310570d045a9c24b30ea296311eb797c40b783 - MD5:
639cbb7374af2ffb641f9168cc252fe7 - ssdeep:
1536:IRGzWtjDZIGZ/7IL15hNL+ronJZEuWypOlWWxx83aw60Ba9ZV:8GCLI8TIzjznfEvlDxs7Ut - TLSH:
T1BD37C0F310D7DD8C7B5BEB0366AA10A9E086D7842522EB904048BBAC597C57DBF10A51 - Submitted as: b5f2de3bab2a92cdf0f90d84f6c28f2656adcfc88219f84b0c0875b57630bccd
- File type: pdf · Size: 70356 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 9 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 - 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 - Contacted 9 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://hzosm.com/images/upload/File/65285468561.pdf, http://stellarp.com/userfiles/file/79530233352.pdf, http://abwalabamaave.com/uploads/files/9468691092.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 (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1085 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
- 23.40.52.209
- 23.11.37.157
- 40.126.14.160
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=office+365+portal+page
- http://hzosm.com/images/upload/File/65285468561.pdf
- http://stellarp.com/userfiles/file/79530233352.pdf
- http://abwalabamaave.com/uploads/files/9468691092.pdf
- http://nincity.de/inline/file/vexutelobokowogojabopej.pdf
- https://benmoonpharma.com/userfiles/file/75925585930.pdf
- https://www.ferienhof-schneider.de/wp-content/plugins/formcraft/file-upload/server/content/files/161327ec59f1f3---luninixe.pdf
- https://signatureshreyas.in/userfiles/file/gudurivejatajile.pdf
- http://www.vlaamspatientenplatform.be/_plugin/ckfinder/userfiles/files/25365635118.pdf
- http://biolabsrl.org/userfiles/files/87620537060.pdf
- http://nagyberki.hu/sites/default/files/fck_uploads/file/xapezewituvata.pdf
- http://qdjshg.com/files/file/godewisoberu.pdf
- https://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/b5f966a679e79cf01321c96ce57491ea/41430011282.pdf
- http://grandfiltr.com/files/file/zopovivipobusejoxavop.pdf
- http://stamforgtechnologies.com/uploads/wagupetukurixodutoxa.pdf
- https://www.hungryalex.com/wp-content/plugins/super-forms/uploads/php/files/1de95545f5effae2d366551a495e72c3/gufejepasokatuwe.pdf
- http://harckocsik.hu/userfiles/file/vobulogosepiku.pdf
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/161409c8def02c---41195368512.pdf
- http://uniradioweb.info/userfiles/file/22672928733.pdf
- https://gitteszoneklinik.dk/ckfinder/userfiles/files/xudimelaxug.pdf
- http://nfraccon.org/userfiles/file/56263442934.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/
Embedded domains
- feedproxy.google.com
- hzosm.com
- stellarp.com
- abwalabamaave.com
- nincity.de
- benmoonpharma.com
- www.ferienhof-schneider.de
- signatureshreyas.in
- www.vlaamspatientenplatform.be
- biolabsrl.org
- qdjshg.com
- completecollegestrategies.com
- grandfiltr.com
- stamforgtechnologies.com
- www.hungryalex.com
- www.bridalchapel.com
- uniradioweb.info
- nfraccon.org
- www.w3.org
- purl.org
- ns.adobe.com
- nagyberki.hu
- harckocsik.hu
- gitteszoneklinik.dk
- x2.c.lencr.org
Embedded IP addresses
- 20.89.1.8
- 4.247.188.233
- 4.230.171.124
- 135.233.95.144
- 74.179.77.164
- 52.168.117.168
- 51.116.253.169
- 72.145.35.107
- 52.168.117.170
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report