MALICIOUS — cbf6b306905479a0327e140071a0bf016280ef513df71afa450296bee670354a
MALICIOUS — cbf6b306905479a0327e140071a0bf016280ef513df71afa450296bee670354a is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 5 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
cbf6b306905479a0327e140071a0bf016280ef513df71afa450296bee670354a - SHA-1:
2b6ce4c079bbae1fbfeba385f76469e153ce58da - MD5:
3ed61191621dfe9d02b28c40fd2b23f7 - ssdeep:
1536:myJtbV7hvUP1/eUrsQwK5g6xbAfAw7ulQEsW8:LVqrrszK5g6xqu2Eq - TLSH:
T10136C0F3605BCC9CBB879F036EE2156C7599D3986132DB984448B7AC88F866F7E11810 - Submitted as: cbf6b306905479a0327e140071a0bf016280ef513df71afa450296bee670354a
- File type: pdf · Size: 66907 bytes
- Verdict: malicious (100/100)
Detections (5 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
- Trellix Stinger (McAfee): PDF/Phish-FAB!3ED61191621D
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 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: https://static.s123-cdn-static.com/uploads/4465015/normal_5fe6030e7ebc0.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 - Trellix Stinger (McAfee) flagged PDF/Phish-FAB!3ED61191621D (rule
PDF/Phish-FAB!3ED61191621D) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule
HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85 - Contacted 13 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: https://crophysi.ru/award?keyword=free+animation+books+pdf, https://static.s123-cdn-static.com/uploads/4465015/normal_5fe6030e7ebc0.pdf, http://faxusigeroles.sportsontheweb.net/959054625.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 (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1045 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
- 40.126.14.161
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://crophysi.ru/award?keyword=free+animation+books+pdf
- https://static.s123-cdn-static.com/uploads/4465015/normal_5fe6030e7ebc0.pdf
- http://faxusigeroles.sportsontheweb.net/959054625.pdf
- https://siropenisawad.weebly.com/uploads/1/3/4/3/134353493/3896978.pdf
- https://muruvarulem.weebly.com/uploads/1/3/1/4/131406835/pizubokabup_raruramisiv_satekadak_topezavadim.pdf
- http://bosemefawixuwov.mypressonline.com/frankfurter_allgemeine_zeitung.pdf
- https://sitimewodojex.weebly.com/uploads/1/3/1/8/131856527/5649190.pdf
- https://cdn-cms.f-static.net/uploads/4447467/normal_604e839e1f8bf.pdf
- http://gafodix.myartsonline.com/49730462521.pdf
- https://tulugawaluga.weebly.com/uploads/1/3/0/9/130969515/xirorosifu.pdf
- https://cdn-cms.f-static.net/uploads/4426957/normal_5fd6aa1bc53d1.pdf
- http://gevejonitu.onlinewebshop.net/zimsec_a_level_mathematics_syllabus_2020.pdf
- https://s3.amazonaws.com/kugelilizibuwum/sims_3_worlds_for_free.pdf
- http://nepoxiduvilej.scienceontheweb.net/starbucks_handcrafted_beverage_menu_malaysia.pdf
- https://zukolarosaku.weebly.com/uploads/1/3/4/6/134662459/bimilixupiximed_fasikejopovo_bujokasov.pdf
- https://s3.amazonaws.com/jidagafinuxesu/31347163147.pdf
- http://zuraleres.mywebcommunity.org/sodalogedeluketesupinuje.pdf
- https://cdn-cms.f-static.net/uploads/4451544/normal_602ad1b786332.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://www.msftconnecttest.com/connecttest.txt
Embedded domains
- crophysi.ru
- static.s123-cdn-static.com
- faxusigeroles.sportsontheweb.net
- siropenisawad.weebly.com
- muruvarulem.weebly.com
- bosemefawixuwov.mypressonline.com
- sitimewodojex.weebly.com
- cdn-cms.f-static.net
- gafodix.myartsonline.com
- tulugawaluga.weebly.com
- gevejonitu.onlinewebshop.net
- s3.amazonaws.com
- nepoxiduvilej.scienceontheweb.net
- zukolarosaku.weebly.com
- zuraleres.mywebcommunity.org
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 52.168.117.171
- 52.168.117.175
- 52.110.12.51
- 4.230.171.124
- 48.211.4.16
- 172.64.154.167
- 85.210.193.152
- 74.178.76.54
- 4.144.132.114
- 52.178.17.233
- 92.223.78.30
- 20.42.179.192
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report