MALICIOUS — d9093320344fb32f52f8ed77f79eeeef783fcd47eb363ecef9bcf6b4b04fcd9d

MALICIOUS — d9093320344fb32f52f8ed77f79eeeef783fcd47eb363ecef9bcf6b4b04fcd9d 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: d9093320344fb32f52f8ed77f79eeeef783fcd47eb363ecef9bcf6b4b04fcd9d
SHA-1: 581ec7535486457df5c635e113c9fbe4ed53baef
MD5: 1b9564961d181978e6df943097ce269c
ssdeep: 1536:koQ99l5fDgD78qteBLPnkUWZgDBxXtnfHS8GWCpOVihxiZaWKXVjPb0:bQ99l5fKg/gCBx9nPS87VihEZ+w
TLSH: T1A237CFF3609BDDCC6B4B9F433DB61198A49AD6886622DA9045C8B77C893C53DBF10910
Submitted as: d9093320344fb32f52f8ed77f79eeeef783fcd47eb363ecef9bcf6b4b04fcd9d
File type: pdf · Size: 72822 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 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
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 link rated suspicious by URL analysis: https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/b0232800df1a375e6adbc3a9d507b7bb/7494320319.pdf - network signal, weight 0.40, confidence 0.60
Embedded network infrastructure: https://inwebjor.ru/uplcv?utm_term=harry+potter+and+the+sorcerer%27s+stone+free+online+watch, https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/b0232800df1a375e6adbc3a9d507b7bb/7494320319.pdf, https://ihappywash.com/uploads/files/202109091653365106.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 12 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
Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. RWX/private injected region in Acrobat.exe (pid 8796) (rule windows.malfind.Malfind) - memory signal, weight 0.05, 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
192.168.122.108
23.40.52.209
23.11.37.157
20.190.167.150
52.123.252.232 AU · Sydney · AS8075 Microsoft Corporation
23.198.40.44
4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
57.155.104.224 SG · Singapore · AS8075 Microsoft Limited UK
23.33.238.105
20.247.184.142 SG · Singapore · AS8075 Microsoft Corporation
74.179.77.204 US · Moses Lake · AS8075 Microsoft Corporation
23.221.134.22

Dropped files

root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://inwebjor.ru/uplcv?utm_term=harry+potter+and+the+sorcerer%27s+stone+free+online+watch
https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/b0232800df1a375e6adbc3a9d507b7bb/7494320319.pdf
https://ihappywash.com/uploads/files/202109091653365106.pdf
https://unchiulmihai.ro/files/fckeditor/file/gijikuder.pdf
https://yptea.com/data/fckeditor/files/tidefugoziwepa.pdf
http://peneleos.pl/userfiles/file/gakixupawumuvakopituw.pdf
http://lj-group.cn/upload/files/68801069260.pdf
http://rfaaa.com/UploadFile/file/20210915162653660.pdf
http://rasmesafar.net/basefile/basefiles/xunosazumanizazipazu.pdf
http://pro-group.ru/userfiles/files/87279904478.pdf
https://lesura.net/userfiles/file/85059049742.pdf
https://hn-as.dk/sites/default/files/userfiles/file/6228183276.pdf
https://karpataljaturizmus.hu/upload/73285196847.pdf
http://bangiyaparishadtoronto.ca/bpt/editor/uploadfiles/72440958853.pdf
https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/74500d676723fdddf72b16fe37f408df/78406104635.pdf
http://logicamail.it/draft/media/bizanej.pdf
http://www.slappedtogether.com/editoruploadfiles/file/silosisugot.pdf
http://baschin-heizung.de/meineBilderAlbertGrundschule/file/jexuluvom.pdf
https://migger.dk/userimages/file/lobutidegisisotu.pdf
https://farmacieitaliane.com/documenti/file/38907793808.pdf
http://ecovn.vn/uploads/news_file/63323757419.pdf
https://jphotographyllc.com/userfiles/file/85147061286.pdf
https://snqrsl.quebec/upload/editor/file/kujixujabesameros.pdf
http://www.w3.org/1999/02/22-rdf-syntax-ns#
http://purl.org/dc/elements/1.1/

Embedded domains

inwebjor.ru
cvenhancer.com
ihappywash.com
yptea.com
peneleos.pl
lj-group.cn
rfaaa.com
rasmesafar.net
pro-group.ru
lesura.net
bangiyaparishadtoronto.ca
plumcourse.com
logicamail.it
www.slappedtogether.com
baschin-heizung.de
farmacieitaliane.com
jphotographyllc.com
www.w3.org
purl.org
ns.adobe.com
unchiulmihai.ro
hn-as.dk
karpataljaturizmus.hu
migger.dk
ecovn.vn

Embedded IP addresses

52.168.112.66
20.42.72.131
52.168.117.171
172.215.188.225
40.84.85.40
52.123.252.232
4.230.171.124
57.155.104.224
20.247.184.142
74.179.77.204
52.148.114.188
216.218.185.162

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report