MALICIOUS — a031e7aa91457af8b2c53932471f4ef540a43505649bac5d16c649a4cc3ab5d4
MALICIOUS — a031e7aa91457af8b2c53932471f4ef540a43505649bac5d16c649a4cc3ab5d4 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
a031e7aa91457af8b2c53932471f4ef540a43505649bac5d16c649a4cc3ab5d4 - SHA-1:
8699e5da848c3bcd57fd8f65d8023ca2c2ffd3f8 - MD5:
df9b91ba353eeb10c3afb4488df650b7 - ssdeep:
1536:IomSkr/xQcw6h3ol5rtN+ELKluWHpOvksoPRmGmKWzcsSlHkq3+sh:bXkrZ3h3y/+WxvksoPRmGmJcsSlHL3N - TLSH:
T1E938C0F351C7EC8C774BAB43ACEA1099B445D3DC5266DA2010C4B72D987CABE7E10A52 - Submitted as: a031e7aa91457af8b2c53932471f4ef540a43505649bac5d16c649a4cc3ab5d4
- File type: pdf · Size: 77193 bytes
- Verdict: malicious (98/100)
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 98/100 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 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://crysiq.ru/uplcv?utm_term=worksheet+on+floating+and+sinking+objects, https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161347df17bf09---luludowawonuke.pdf, https://apartmani-mestrovic-krk.hr/files/10778646327.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 18 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)
995 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
- _dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.85
- 23.11.37.157
- 20.190.167.148
- 150.171.22.17
- 52.110.12.52 AU · Sydney · AS8075 Microsoft Corporation
- 52.230.60.54 SG · Singapore · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.209
- 20.42.179.192 US · Moses Lake · AS8075 Microsoft Corporation
- 135.232.92.97 US · Boydton · AS8075 Microsoft Limited
- 20.165.94.63 US · San Antonio · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://crysiq.ru/uplcv?utm_term=worksheet+on+floating+and+sinking+objects
- https://elicopter-de-inchiriat.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161347df17bf09---luludowawonuke.pdf
- https://apartmani-mestrovic-krk.hr/files/10778646327.pdf
- http://e-store-sys.com/userfiles/file/75878101201.pdf
- https://pezenasenchantee.fr/userfiles/file/dedumopalinavo.pdf
- https://porfic.com/fotos/file/xekubizum.pdf
- http://mdbim.pl/ubezpiecz/obrazy/file/3887404064.pdf
- http://esebtekstil.com/resimler/files/jaduxukitawuzutapanutu.pdf
- https://bisleri.genefied.co/ckfinder/userfiles/files/vuwove.pdf
- https://motecx.com/images/file/vuwifesasoned.pdf
- https://lotte-ppta.net/beta/assets/file/nebifawiluvijovi.pdf
- http://golden-candies.ru/webroot/files/files/tudirufixuvibovudale.pdf
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/9ba7e8f9e393ba8921402e773b31e6fa/35348043315.pdf
- http://nwhouse.ru/uploads/file/rafiba.pdf
- https://baldai.manovonia.lt/images/files/wekufatota.pdf
- https://apskarota.org/userfiles/file/rupolex.pdf
- http://msnladyboy.com/ckfinder/userfiles/files/giketorir.pdf
- http://hkalc.com/userfiles/4710927055.pdf
- http://4998horo.gmmwireless.com/contents/files/59169793470.pdf
- https://prestinireedcorp.com/userfiles/files/fakinijuzakuvetomumem.pdf
- https://nk-sostanj.si/files/file/nunopidinabir.pdf
- https://too.kg/wp-content/plugins/super-forms/uploads/php/files/b938d078369cdce7f671282c2f123094/45255498450.pdf
- http://ippon.lv/uploads/File/suzadizidefojepidatuval.pdf
- http://bkmarine.net/ckfinder/userfiles/files/1633184084.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- crysiq.ru
- e-store-sys.com
- pezenasenchantee.fr
- porfic.com
- mdbim.pl
- esebtekstil.com
- bisleri.genefied.co
- motecx.com
- lotte-ppta.net
- golden-candies.ru
- www.18fire.com
- nwhouse.ru
- apskarota.org
- msnladyboy.com
- hkalc.com
- 4998horo.gmmwireless.com
- prestinireedcorp.com
- bkmarine.net
- www.w3.org
- purl.org
- ns.adobe.com
- elicopter-de-inchiriat.ro
- apartmani-mestrovic-krk.hr
- baldai.manovonia.lt
- nk-sostanj.si
Embedded IP addresses
- 4.150.223.102
- 57.155.104.224
- 135.232.92.34
- 4.247.188.224
- 52.123.252.230
- 203.26.79.13
- 40.84.97.4
- 172.172.255.218
- 172.215.188.225
- 20.50.201.200
- 52.110.12.52
- 52.230.60.54
- 4.230.171.124
- 20.42.179.192
- 135.232.92.97
- 20.165.94.63
- 135.233.95.144
- 4.207.44.65
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report