MALICIOUS — 762695729.pdf
MALICIOUS — 762695729.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
039b2d2b6dda1f552fef9a8df0f9b5dfea98fe697151cabd1333fba4b41c7717 - SHA-1:
3b71d1c22f85cfa5bfb7b627e017bfce7acf96d0 - MD5:
74a48c58029257a1aea9665998a2276f - ssdeep:
3072:vA5NqpFZdTt7GgouluSZLjsYoTuNo6TW3MIPd6r:omUgog3Z7oTG8Lk - TLSH:
T10C3BE0F360A7ED9CB293CB43796602A9344EE7C83261D290148476BDC87D6BD6F20B50 - Submitted as: 762695729.pdf
- File type: pdf · Size: 108123 bytes
- Verdict: malicious (97/100)
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 97/100 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 - Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 8424) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 21 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://aesg2edcv.handylover.com/upload/files/mukax.pdf, http://aal.tw/uploads/htmlupload/files/77510088646.pdf, https://www.burit.net/wp-content/plugins/formcraft/file-upload/server/content/files/16133b1779ec4c---6156775273.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)
9724 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
- c.pki.goog
- ntp.ubuntu.com
- desktop-hsgcbep
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\0f11d03d90e48f4a9ce6eb8b591bb609.png -
3bfc22a8fa6c5c72b3ef7233969ac9510e4cbbf6bfd1d78cedb3d50964122664 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
fc0d92b408521569bab24618ee41b06ebb31ec6ffb0244dc1ae1235b3854a627 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=astonishing+comic+reader+apk+download
- http://aesg2edcv.handylover.com/upload/files/mukax.pdf
- http://aal.tw/uploads/htmlupload/files/77510088646.pdf
- https://www.burit.net/wp-content/plugins/formcraft/file-upload/server/content/files/16133b1779ec4c---6156775273.pdf
- https://christembassybarking.org/wp-content/plugins/super-forms/uploads/php/files/0a8958ce7d4ac9926e4d44cae9a75ad6/basolurufemukolezuzog.pdf
- https://eminentland.com/admin/userfiles/files/mixodumilexadurinawer.pdf
- http://zzquansu.cn/d/files/jufexared.pdf
- https://aldapa.eus/files/galeria/files/97127699317.pdf
- http://sksound.com/userfiles/file/vewolapodaxof.pdf
- http://mega-treid.com/userfiles/files/rimojebiribefaxiwiposo.pdf
- http://beccaro.it/userfiles/files/41465345544.pdf
- http://bluecreator.biz/ckfinder/userfiles/files/jozomo.pdf
- http://www.singchai.co.th/ckfinder/userfiles/files/56351233139.pdf
- http://abwcolley.com/uploads/files/98354496142.pdf
- http://jogagongu.pl/userfiles/file/pefenaxivaguweli.pdf
- http://ahlhy.com/uploads/file/061246296101.pdf
- http://radio-salsa.com/php/rs/filesupload/file/36361956148.pdf
- https://firsatoyun.com/calisma2/files/uploads/76075839238.pdf
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/bfoa7gr5pct0miot6p39rus84h/zuvonefumivofanexuna.pdf
- https://saptabangunmanunggal.com/indomobils/upload/file/guzaxuzifofuxajar.pdf
- http://dichvuhangngay.vn/uploads/image/files/48124382686.pdf
- http://japanbizkorea.com/userData/ebizro_board/file/62815719383.pdf
- http://prosefkuchare.cz/userfiles/79324648560.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- feedproxy.google.com
- aesg2edcv.handylover.com
- aal.tw
- www.burit.net
- christembassybarking.org
- eminentland.com
- zzquansu.cn
- sksound.com
- mega-treid.com
- beccaro.it
- bluecreator.biz
- abwcolley.com
- jogagongu.pl
- ahlhy.com
- radio-salsa.com
- firsatoyun.com
- advicezone.org.uk
- saptabangunmanunggal.com
- japanbizkorea.com
- www.w3.org
- purl.org
- ns.adobe.com
- aldapa.eus
- www.singchai.co.th
- dichvuhangngay.vn
Embedded IP addresses
- 135.232.92.137
- 20.184.175.18
- 57.155.101.212
- 4.230.171.124
- 20.247.184.142
- 74.178.240.51
- 20.42.73.27
- 20.76.201.171
- 40.103.64.242
- 52.123.128.14
- 52.123.252.218
- 74.179.77.204
- 135.233.45.221
- 52.123.252.232
- 72.153.5.141
- 203.26.79.13
- 52.123.252.241
- 142.250.183.35
- 52.168.112.66
- 4.150.223.99
- 20.50.201.204
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report