MALICIOUS — 55e1c73228bebc558e8e8c924881ee8628868ecb9ce66c0a26f8a64757c1929a
MALICIOUS — 55e1c73228bebc558e8e8c924881ee8628868ecb9ce66c0a26f8a64757c1929a 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:
55e1c73228bebc558e8e8c924881ee8628868ecb9ce66c0a26f8a64757c1929a - SHA-1:
4335ef44f791e5622da59ad4858ff07fd35c1251 - MD5:
239d29e3741618086f74df50fbe316f9 - ssdeep:
1536:mVU2ua+bjE+4uISlyBsL7R5jnEkEMzbWX2HUXe0mMpC0ZIaFWNWVIWUpO7D:ZaIE+4PSlz7R5jn9/WKrMplZrQWVr7D - TLSH:
T13937D0F3B29BCC4CB74BDB075AEA2568918EDB882162DAA041C4367C547C5FE7F10950 - Submitted as: 55e1c73228bebc558e8e8c924881ee8628868ecb9ce66c0a26f8a64757c1929a
- File type: pdf · Size: 74048 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: http://bjqyms.com/filespath/files/20210910011051.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://ketchas.ru/uplcv?utm_term=anime+moving+wallpaper+for+android, http://korsorlampang.net/user_img/files/30553114855.pdf, https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/05706237c38653ef129d88e0139bbac1/29109215318.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 11 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)
1014 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
- 52.123.252.197 AU · Sydney · AS8075 Microsoft Corporation
- 20.247.184.142 SG · Singapore · AS8075 Microsoft Corporation
- 52.110.12.21 AU · Sydney · AS8075 Microsoft Corporation
- 52.110.12.26 AU · Sydney · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 85.210.193.152 GB · AS8075 MICROSOFT-MAINT
- 23.33.238.173
- 74.178.240.61 NL · Amsterdam · AS8075 Microsoft Corporation
- 20.42.65.84 US · Flint Hill · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ketchas.ru/uplcv?utm_term=anime+moving+wallpaper+for+android
- http://korsorlampang.net/user_img/files/30553114855.pdf
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/05706237c38653ef129d88e0139bbac1/29109215318.pdf
- http://leylatoprak.com/userfiles/file/82510439564.pdf
- https://franchisebusinessadvisors.franchisebrokerwebsites.com/broker-site/files/files/25867046097.pdf
- http://fujieshubao.com/zk/UploadFile/file/2021091101384973499.pdf
- https://officialbacknumber.org/editor_up/97485481972.pdf
- https://777mto.com/contents/files/dekor.pdf
- http://bjqyms.com/filespath/files/20210910011051.pdf
- http://myshopgroup.com/userfiles/files/dajarasezalupum.pdf
- http://driscollandgibson.com/images/edit_images/file/pewawovagev.pdf
- https://weilmclainboiler.ca/fck_upload/file/sezenukeluvonaw.pdf
- http://mishor-uvk.com/uploads/files/tapigivijedodeti.pdf
- http://pc75.net/upfiles/file/1631461580.pdf
- http://barcelonahotel.vn/UpLoadFile/file/rotuzububamujapoka.pdf
- http://sea-cruise.ru/ckfinder/userfiles/files/wolexavodevo.pdf
- https://www.indee-r.fr/wp-content/plugins/super-forms/uploads/php/files/424889f687d970d9d3c6443d554276f9/62280362000.pdf
- http://picart-personal.pl/fckupload/upload/file/xoluvatosipabijizimazumu.pdf
- https://299-45.com/CKEdit/upload/files/xuxivibibap.pdf
- http://studioingtassinari.eu/userfiles/files/92343892019.pdf
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- ketchas.ru
- korsorlampang.net
- goldengrowers.com
- leylatoprak.com
- franchisebusinessadvisors.franchisebrokerwebsites.com
- fujieshubao.com
- officialbacknumber.org
- 777mto.com
- bjqyms.com
- myshopgroup.com
- driscollandgibson.com
- weilmclainboiler.ca
- mishor-uvk.com
- pc75.net
- sea-cruise.ru
- www.indee-r.fr
- picart-personal.pl
- 299-45.com
- studioingtassinari.eu
- barcelonahotel.vn
Embedded IP addresses
- 52.123.252.197
- 20.247.184.142
- 52.110.12.21
- 52.110.12.26
- 4.230.171.124
- 85.210.193.152
- 74.178.240.61
- 20.42.65.84
- 92.223.78.30
- 72.154.7.17
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report