MALICIOUS — 557dbad6b0ccd6592e2a1c03ec8e109dc754c6cc2df0e4b7d0747a578cba61f9
MALICIOUS — 557dbad6b0ccd6592e2a1c03ec8e109dc754c6cc2df0e4b7d0747a578cba61f9 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
557dbad6b0ccd6592e2a1c03ec8e109dc754c6cc2df0e4b7d0747a578cba61f9 - SHA-1:
f942d61a39a96585faeed1fca60e59cc3fd5b3ea - MD5:
7e854babf6b307a31fc0b29ddda1a631 - ssdeep:
1536:BJDdj3Vj4WD2Azf4nICj89s6YMRcT3tgKWOpOaZEWtCzqjVPsqyurC8fenKgwfjS:BXjJ4Wb4cs6zcT3teaZ9BnrCG2KE - TLSH:
T12D39D0F32167DE1C7B8BCB036ABA01A8A1D9D74C6121EB6191C87B2C917C1FC7E11652 - Submitted as: 557dbad6b0ccd6592e2a1c03ec8e109dc754c6cc2df0e4b7d0747a578cba61f9
- File type: pdf · Size: 84466 bytes
- Verdict: malicious (100/100)
Detections (4 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 10 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: http://n3ss.ro/ckfinder/userfiles/files/28737794752.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 - Contacted 5 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://n3ss.ro/ckfinder/userfiles/files/28737794752.pdf, https://ever-progress.com/upload/files/xogusetobefujuvubaxe.pdf, http://bindashnews.com/userfiles/file/87750339810.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)
1011 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/
- 23.40.52.85
- 23.11.37.157
- 40.126.14.162
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://feedproxy.google.com/~r/MbOu/~3/oscUj7J0Gjw/uplcv?utm_term=justin+walker+from+clueless
- http://n3ss.ro/ckfinder/userfiles/files/28737794752.pdf
- https://ever-progress.com/upload/files/xogusetobefujuvubaxe.pdf
- http://bindashnews.com/userfiles/file/87750339810.pdf
- http://wienbildarchiv.com/upload_files/files/fulomazutevezuxegume.pdf
- http://zjleiou.com/images/upload/File/xizibutaxavujumazi.pdf
- http://jenan.com/ckfinder/userfiles/files/36355467917.pdf
- http://robbes.nl/media/files/64501742616.pdf
- http://mecateengenharia.com.br/ckfinder/userfiles/files/gigikojijib.pdf
- https://printjet.pl/pliki_user/File/mozopejeka.pdf
- https://emtracing.net/userfiles/file/98050469176.pdf
- http://grasslandtj.com/upload/files/8519978527.pdf
- https://www.sahabatkeluargahomecare.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132fd8eb9750---vutigoku.pdf
- http://www.deopendeur.org/imgUser/file/gakijoxavewenekoz.pdf
- http://usarsenal.it/userfiles/files/zafam.pdf
- http://polyalpan.hu/_user/file/zidubewis.pdf
- http://addisonplaza.abwingsmd.com/uploads/files/kubogezoridutijaxitip.pdf
- https://evabizz.com/userfiles/file/77695482740.pdf
- http://airconbank.com/upload/fckeditor/file/pupekolar.pdf
- http://drinkandshrink.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16146834fb58f6---tusorarevezofejunubuza.pdf
- http://metallpress.info/files/38122662831.pdf
- http://ericshartman.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/81629585961.pdf
- http://pnktools-th.org/ckfinder/userfiles/files/98340614284.pdf
- http://vasset.bg/userfiles/file/ninabonuwifazuz.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- feedproxy.google.com
- ever-progress.com
- bindashnews.com
- wienbildarchiv.com
- zjleiou.com
- jenan.com
- robbes.nl
- mecateengenharia.com.br
- printjet.pl
- emtracing.net
- grasslandtj.com
- www.sahabatkeluargahomecare.com
- www.deopendeur.org
- usarsenal.it
- addisonplaza.abwingsmd.com
- evabizz.com
- airconbank.com
- drinkandshrink.co.uk
- metallpress.info
- ericshartman.com
- pnktools-th.org
- www.w3.org
- purl.org
- ns.adobe.com
- n3ss.ro
Embedded IP addresses
- 20.247.184.142
- 52.110.12.31
- 4.230.171.124
- 20.50.73.15
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report