MALICIOUS — normal_5fde06bc2abc7.pdf

MALICIOUS — normal_5fde06bc2abc7.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: 668809b0708bf565fc12240b2b45fe0b1265e29b9e24c2d6d2009d6282c29a2b
SHA-1: 832a8bed9fe9ad13f04608425efd714b76a00d60
MD5: 172e49aeed2352ba23fcc9ba305f9940
ssdeep: 1536:VzJm71Skwf/UBSwJpvuvMejlVW+NAyR8gA80iiLpm+ZJNiOYBzgR3X:zc1O/f2IjjTtRFT0ium+ZLGCB
TLSH: T1B639E1F39053DD4D678927176A2A245D7299D2CD3432AB7158C4FA3C88F4ABE3910A33
Submitted as: normal_5fde06bc2abc7.pdf
File type: pdf · Size: 85183 bytes
Verdict: malicious (99/100)

Detections (4 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
Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

Why this verdict

The malicious score of 99/100 is the fusion of 8 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/4484806/normal_5fcbd1f3cc039.pdf - network signal, weight 0.70, confidence 0.80
Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 2280) (rule windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85
Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded network infrastructure: https://traffnew.ru/123?utm_term=connect+accounting+chapter+1+quiz+answers, https://jarapitoxedomel.weebly.com/uploads/1/3/1/4/131437170/c3b047.pdf, https://ratemalopez.weebly.com/uploads/1/3/4/7/134753477/3276233.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 (3 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

9731 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
desktop-hsgcbep
b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
252.0.0.224.in-addr.arpa
3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
250.255.255.239.in-addr.arpa
ntp.ubuntu.com
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - 8de483ccb1d61b05cc76974ffecb3374464b1b71b848fa7d73fbe0167fe68bb4
C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\7aa69e9f74e647ff2d37a692db8ce97c.png - cf0adaa796f21a3a5954b32dd59cfcaf4d376ad0af0f2d47ddcded3f17854e0a
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://traffnew.ru/123?utm_term=connect+accounting+chapter+1+quiz+answers
https://jarapitoxedomel.weebly.com/uploads/1/3/1/4/131437170/c3b047.pdf
https://ratemalopez.weebly.com/uploads/1/3/4/7/134753477/3276233.pdf
https://xojexibawetu.weebly.com/uploads/1/3/4/3/134361221/7262298.pdf
https://cdn-cms.f-static.net/uploads/4422918/normal_5fb2bc79d048f.pdf
https://xanibizodiwanid.weebly.com/uploads/1/3/4/6/134614549/libivatu_gaxapi_luwesawolomeso_gadodolujotobe.pdf
https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbe001d3485235c868bbb97/1606287389395/euro_pro_sewing_machine_385x.pdf
https://gobumireg.weebly.com/uploads/1/3/1/3/131383916/3557443.pdf
https://static.s123-cdn-static.com/uploads/4484806/normal_5fcbd1f3cc039.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
http://rb.symcb.com/rb.crl
http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787743204&P2=404&P3=2&P4=TSswxAfyo5Zzk6GJr77TJD%2blAyKVSBrCS7kaz5wwfMnozV4LrKMdvjeJ8XNshhMp4EHRvWj%2b%2b5U8VYa53t31sQ%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=1787743262&P2=404&P3=2&P4=Q4PVgSZDoc6wNyVYFmuCUJlHaPWls4LLK2pEHQBZofoMuUFqirqoMzMvVc8tcnFWiRyNdRVw1p%2bOk1TWH%2b7WnA%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
http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787140018&P2=404&P3=2&P4=RMyFlz%2brj5T6CYJbzJHAT8Qa5FqIwct8SHtZq0smtbWYCwFoE%2b5c0wiNz4SBZ4YrQXAHr0REENK%2bEmlckD1%2b3A%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com

Embedded domains

traffnew.ru
jarapitoxedomel.weebly.com
ratemalopez.weebly.com
xojexibawetu.weebly.com
cdn-cms.f-static.net
xanibizodiwanid.weebly.com
static1.squarespace.com
gobumireg.weebly.com
static.s123-cdn-static.com
www.w3.org
purl.org
ns.adobe.com

Embedded IP addresses

20.184.175.14
74.179.77.204
13.69.116.104
52.123.129.14
57.155.101.212
52.110.12.42
4.230.171.124
4.150.223.112
20.112.250.133
40.103.64.226
52.123.128.14
135.232.92.34
203.26.79.13
135.233.45.222
20.42.65.84
40.79.167.10
52.148.114.188

File paths

c:\]Z

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report