MALICIOUS — deb740b65d330b451c5bc7c58b0476b980996e9bd5067ed197f331640f872a7a

MALICIOUS — deb740b65d330b451c5bc7c58b0476b980996e9bd5067ed197f331640f872a7a is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: deb740b65d330b451c5bc7c58b0476b980996e9bd5067ed197f331640f872a7a
SHA-1: 1c13623a956aa4f26c8305a3a0c34832c6ee7fe1
MD5: e10ba73ba110143d0d9d66e57b3afcc3
ssdeep: 1536:pP9US2qiFE7UUuml1wAe3k97qtlyVaEWkNpOPaWmpDKA6Fbfe5GWU4zB+ni:TUzqr7uml1wAeU9ulIa5PcDOe5GXcV
TLSH: T1FE38D0F31057DE4CB79B5F476AEB15CD644EE7986522EA8001CCE52C85BCABD6F00920
Submitted as: deb740b65d330b451c5bc7c58b0476b980996e9bd5067ed197f331640f872a7a
File type: pdf · Size: 79105 bytes
Verdict: malicious (100/100)

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 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://cafesca.mx/ckfinder/userfiles/files/55286822213.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
Contacted 17 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://archism.ru/uplcv?utm_term=liebherr+refrigerator+manual+7082, https://cafesca.mx/ckfinder/userfiles/files/55286822213.pdf, https://takipcisec.com/calisma2/files/uploads/jomime.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 (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 8652) (rule windows.malfind.Malfind) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

1009 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
desktop-hsgcbep._dosvc._tcp.local
desktop-hsgcbep(1)._dosvc._tcp.local
desktop-hsgcbep(2)._dosvc._tcp.local
_dosvc._tcp.local
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

Dropped files

root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://archism.ru/uplcv?utm_term=liebherr+refrigerator+manual+7082
https://cafesca.mx/ckfinder/userfiles/files/55286822213.pdf
https://takipcisec.com/calisma2/files/uploads/jomime.pdf
http://www.photobreak.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160d6b5ab8598a---gorirazanonule.pdf
https://vas-vill.hu/userfiles/file/bareborabanem.pdf
http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/16099b3cef02d9---95081696370.pdf
http://birons.net/wp-content/plugins/super-forms/uploads/php/files/66b8352c7bc962f3abb9b0f63282933a/sisobo.pdf
http://apluskleaning.com/admin/images/file/50318318679.pdf
http://amesonsofallen.org/clients/53156/File/98480210747.pdf
http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7482d1da7b---35354338213.pdf
https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/fcd6b2e0990ac3ac00786e351cefc5a1/99915418234.pdf
http://boatmonies.com/uploads/files/wasiv.pdf
http://am-assets.com/aom/magnolia/userfiles/file/xebifavodefabexapo.pdf
http://for-rent-leuven.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e39c9c8687---86279777781.pdf
http://grupophi.es/uploads/files/84657065745.pdf
https://www.rougeindigo.com/ckfinder/userfiles/files/95702918411.pdf
https://c-effeimmobiliare.it/file/nefafowo.pdf
https://idfusionllc.com/wp-content/plugins/super-forms/uploads/php/files/7dc819dcca14eca12855d764d3b07dd8/kawororizitolixagusul.pdf
http://em-mould.com/ckfinder/userfiles/files/68055063490.pdf
http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/def61c2ec8569ff93fe057a791db59c2/42939185636.pdf
http://seanmore.com/userData/board/file/rogonuvipitis.pdf
https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/16098b14380436---munobazebolusemosotid.pdf
http://lt101shop.com/userfiles/files/83045317120.pdf
http://fitsiluet.cz/data/file/7367055663.pdf
http://consorzio-csa.it/userfiles/files/tobuwelagizuwupax.pdf

Embedded domains

archism.ru
cafesca.mx
takipcisec.com
www.photobreak.com.br
www.sempresaude.net
birons.net
apluskleaning.com
amesonsofallen.org
www.1000ena.com
autotrilogy.com
boatmonies.com
am-assets.com
for-rent-leuven.com
grupophi.es
www.rougeindigo.com
c-effeimmobiliare.it
idfusionllc.com
em-mould.com
www.myhhsi.com
seanmore.com
www.xcelsus.de
lt101shop.com
consorzio-csa.it
www.w3.org
purl.org

Embedded IP addresses

20.165.94.46
72.145.35.96
172.172.255.217
172.172.255.218
4.247.188.233
20.42.179.192
72.154.7.106
52.110.12.16
4.230.171.124
85.210.193.152
172.64.154.167
4.144.132.114
135.232.92.137
20.42.65.93
92.223.78.30
172.215.188.225
52.148.114.188

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report