MALICIOUS — 771ac145fcc9f1cf515740dbe3947ad68243ab7a158bc9f00f50dbf69895f335
MALICIOUS — 771ac145fcc9f1cf515740dbe3947ad68243ab7a158bc9f00f50dbf69895f335 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
771ac145fcc9f1cf515740dbe3947ad68243ab7a158bc9f00f50dbf69895f335 - SHA-1:
8afb441a32e80617e7363da5c556362db078783b - MD5:
c70963c15d382f2fb4c1458098503fe8 - ssdeep:
1536:9DEiFXMuXln2luusWjifBJIJgnm82RHtY4bgqfzWwi3oxoKEWapOtQMbbnAX:WiFcuXl2dsJbbnmBt9GYmKltQMb0 - TLSH:
T1B739C0F32097DC5C779A8B436A9A10A8F40AE7D92530DB6001C8BB3CCABC5BE7E51551 - Submitted as: 771ac145fcc9f1cf515740dbe3947ad68243ab7a158bc9f00f50dbf69895f335
- File type: pdf · Size: 87410 bytes
- Verdict: malicious (96/100)
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 96/100 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 - Contacted 18 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c75422f6fe---19327614814.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: http://sun-tes.ru/files/file/besajupufirawuxurexuse.pdf, http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c75422f6fe---19327614814.pdf, http://dietgame.net/admin/fckeditor/data/file/20211005115219.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)
9646 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
- 251.0.0.224.in-addr.arpa
- 209.52.40.23.in-addr.arpa
- 223.133.221.23.in-addr.arpa
- 250.255.255.239.in-addr.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
- 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
- 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
- 252.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\365eff56ca8c0b21927ebef39788115a.png -
8c656dc430aeb94ff41e392350719ca83760a961bb8e59428d62bb2095100d31 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ab3197d37fee4c856e13389ab83b8fe2bc0642a25ff10291d05916b47adb90a0 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=clash+of+clans+town+hall+9+upgrades
- http://sun-tes.ru/files/file/besajupufirawuxurexuse.pdf
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c75422f6fe---19327614814.pdf
- http://dietgame.net/admin/fckeditor/data/file/20211005115219.pdf
- http://ldkxzzs.com/images/userfiles/file/40994392084.pdf
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/8gd6l53qvh2grl13vsgrasm068/toxexidagemuk.pdf
- https://denizlihorozu.com/resimler/files/6756141203.pdf
- http://usefchina.com/uploadfile/file///2021090213371714.pdf
- http://thaiboxes.com/piceditor/file/xaredodovigixuxapeka.pdf
- http://rinsacars.com/files/others/lubitom.pdf
- https://www.loisirs-auto-occasion.fr/ckfinder/userfiles/files/78024048692.pdf
- http://abnigakgdsg.friendship-match.com/upload/files/15015664380.pdf
- http://thegioidahoacuong.com/uploads/image/files/39697288361.pdf
- http://stromzeleny.cz/file/65032528345.pdf
- http://perfecturology.cafe24.com/upload/editor/imagefile/lukidajodumikuforikegik.pdf
- http://www.cenlajobinator.com/siteuploads/editorimg/file/nimanodebugoxif.pdf
- https://sofupingame.com/calisma2/files/uploads/koturobepowunibi.pdf
- http://shengyaweb.com/uploadfile/file/2021090719355068.pdf
- https://shrmivirtual.org/wp-content/plugins/super-forms/uploads/php/files/edf3bf63ebde6f30b19a15dfe6910592/92697696366.pdf
- https://viettincapital.vn/upload/files/89088412985.pdf
- http://emblem4home.com/UserFiles/Member/File/17632863738.pdf
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614161fdccafb---kezobuzenetogewigisume.pdf
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/16137be295f352---poderitaregug.pdf
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/uhdekaqtgm40m8msavquc2o28q/kowupi.pdf
- http://healthywithhart.com/res/file/fitixubimumakulenobudoved.pdf
Embedded domains
- feedproxy.google.com
- sun-tes.ru
- vtracauto.com
- dietgame.net
- ldkxzzs.com
- smoothnomad.com
- denizlihorozu.com
- usefchina.com
- thaiboxes.com
- rinsacars.com
- www.loisirs-auto-occasion.fr
- abnigakgdsg.friendship-match.com
- thegioidahoacuong.com
- perfecturology.cafe24.com
- www.cenlajobinator.com
- sofupingame.com
- shengyaweb.com
- shrmivirtual.org
- emblem4home.com
- www.rath-catering.de
- careerhack.net
- healthywithhart.com
- ecohouse-lab.com
- www.w3.org
- purl.org
Embedded IP addresses
- 74.178.76.44
- 172.66.2.5
- 51.11.192.50
- 85.210.196.11
- 4.230.171.124
- 20.247.184.197
- 74.178.240.61
- 20.42.72.131
- 20.236.44.162
- 40.103.64.242
- 52.123.128.14
- 40.99.133.226
- 135.234.160.245
- 52.123.252.218
- 72.153.5.129
- 203.26.79.13
- 40.84.97.4
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report