MALICIOUS — 9c4daebfa0b7d5774a355afc82f47ef2eac3341731b3e7a821be5933dff0e27f

MALICIOUS — 9c4daebfa0b7d5774a355afc82f47ef2eac3341731b3e7a821be5933dff0e27f is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 5 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: 9c4daebfa0b7d5774a355afc82f47ef2eac3341731b3e7a821be5933dff0e27f
SHA-1: 08d23f1be36526548ab5642fad660f58c02e8af8
MD5: 90ea2410b4c8b9ef047d61ec4104dae5
ssdeep: 1536:gl5Rt8Pk67zt5iFugMTVzgBLGNL1DJLcAj3qT1VXBg4GTtFLLTRnlG:IRt8Mku8gGVz0LQJJLcIO1Bgpt1LTRU
TLSH: T11E38D1F36167DC8CAB499B53A9D5156C244ADBD43222EEA050C86B2C8AFC67E7F40D40
Submitted as: 9c4daebfa0b7d5774a355afc82f47ef2eac3341731b3e7a821be5933dff0e27f
File type: pdf · Size: 79102 bytes
Verdict: malicious (98/100)

Detections (5 of 53 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!90EA2410B4C8
Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

Why this verdict

The malicious score of 98/100 is the fusion of 7 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://rafaelokazakov.com/file/2545663760.pdf - network signal, weight 0.70, confidence 0.80
Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded network infrastructure: https://laborke.ru/uplcv?utm_term=lenovo+l420+manual, http://nesthomes.in/userfiles/file/19555862010.pdf, https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/a7f88104f2d6831c9e9afe11aa850ec9/vitanenos.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 (17 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

9698 behavior events · 0 ATT&CK techniques · 3 dropped files.

Runtime network

www.msftconnecttest.com
rb.symcd.com
rb.symcb.com
inference.location.live.net
to-do.office.com
staging.to-do.officeppe.com
teams.cloud.microsoft
outlook.office.com
outlook.office365.com
outlook.cloud.microsoft
ntp.ubuntu.com
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl
http://203.26.79.13/filestreamingservice//files/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787882141&P2=404&P3=2&P4=UkCjNYlVagODF3YwLi477h0TtHLwqjobKI3MKkBVaQMBDSaRlBekz99go9Gd3tZmnjyxnLrlGaYSuFWAwvqnNw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787882171&P2=404&P3=2&P4=mrdgxx6OdKW4CgT03Crki6GjflXN7ug%2fFGM6Nx6DFWu5ADiM6kNoYjGlvPOYXKTtW8sn4UUDAbexCvgnrNc6ug%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - a9e8531c9ad09a72a9f956ac45c500b6e0fbb281b2ff4dc1cf5d0335e7dea257
C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\b088500d4fd33bab9b08e02b9a3a5bfd.png - bc1caf3cd9dd5cb362f27ed8ab1f68aa80489802bbd72906218171c5a787115f
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://laborke.ru/uplcv?utm_term=lenovo+l420+manual
http://nesthomes.in/userfiles/file/19555862010.pdf
https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/a7f88104f2d6831c9e9afe11aa850ec9/vitanenos.pdf
http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160cfdbe93dabd---lowolabosuxixudisilotiwuf.pdf
https://felix-schulze.biz/wp-content/plugins/super-forms/uploads/php/files/5q2tlbcnfbuulosbo3009g0qaf/488470446.pdf
https://retentionstudentexperience.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607de4c5e447f---lesatufumaj.pdf
https://www.hungryalex.com/wp-content/plugins/super-forms/uploads/php/files/d257a849d8ffacfe55e1a2dfbb0b35c2/84795126158.pdf
http://rafaelokazakov.com/file/2545663760.pdf
https://zionapostolicministries.org/uploads/file/gafadufasonorol.pdf
http://teresachild.com/upload/files/sopemonezidaposisiboma.pdf
http://pogologistics.com/ckfinder/userfiles/files/sibukorekitowij.pdf
http://ahrestygz.com/userfiles/files/20210617_202512.pdf
https://muratay.nl/userfiles/file/57168920868.pdf
http://iwish-cosmetics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c7fa2e3ab8---tajonefeka.pdf
http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160707c5b98b18---xurugumefelonutabojolu.pdf
https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/64dfc295f7537b6a5eb6b24c9a1e5224/97639041245.pdf
https://polinagerz.ru/wp-content/plugins/super-forms/uploads/php/files/8af6dvtcqlga144754pon2vd7u/diwufilufavazisipa.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
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D

Embedded domains

laborke.ru
nesthomes.in
microfocus-realize2020mea.com
www.skupp.pl
felix-schulze.biz
retentionstudentexperience.com
www.hungryalex.com
rafaelokazakov.com
zionapostolicministries.org
teresachild.com
pogologistics.com
ahrestygz.com
muratay.nl
iwish-cosmetics.com
pansophers.com
vernadoc.com
polinagerz.ru
www.w3.org
purl.org
ns.adobe.com

Embedded IP addresses

57.155.104.224
172.66.2.5
4.247.188.233
4.144.132.223
4.230.171.124
72.153.5.132
203.26.79.13
74.178.76.128
4.150.223.100
52.123.252.230
52.123.129.14
40.103.64.242
4.150.223.105
4.209.250.170
52.168.117.175
4.150.223.111
52.148.114.188

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report