MALICIOUS — normal_5fe0ebf9c0cc8.pdf

MALICIOUS — normal_5fe0ebf9c0cc8.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: a6f6ff7cce0110e3798ed479efad90b9cdf266fb7c2d7f378f475538d5bdc636
SHA-1: 2b0cc3142ef777aad8a1874ea7521bf432330612
MD5: e46ac7020b30d0523dedf83e8fd94df4
ssdeep: 1536:zHox/O1lMVCkosEJEzVN/1K5vQpw09Za/aq1Xvyeb5BZF9xW3xgA4IV0wGte:ElO1lMdECK93X7XZF9AgnIn
TLSH: T12537E1F35547DC9CB596DB43A6B21528508CCBC85122BBE800C4BB1DC8BC6BEBD5AB11
Submitted as: normal_5fe0ebf9c0cc8.pdf
File type: pdf · Size: 73466 bytes
Verdict: malicious (98/100)

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 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: https://uploads.strikinglycdn.com/files/a036da24-8f15-46d9-8222-660c074d8dbb/viwep.pdf - network signal, weight 0.70, confidence 0.80
Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded network infrastructure: https://trafffi.ru/123?utm_term=shivprasad+koirala+7th+edition+pdf, https://uploads.strikinglycdn.com/files/0721f7ad-7148-47de-ab71-709f96e493ac/the_definitive_guide_to_the_xen_hypervisor_download.pdf, https://cdn-cms.f-static.net/uploads/4370284/normal_5fadefcc67342.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)

9772 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
_dosvc._tcp.local
desktop-hsgcbep
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
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
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
252.0.0.224.in-addr.arpa
ntp.ubuntu.com
desktop-hsgcbep._dosvc._tcp.local
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - baeb10334dd763e4efbd3eeb212c176983ad9e4ff594a516b57def21a1694312
C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\52bacf455393c49f56e9da9e23bd8998.png - db14309ab565db90a50574bde7d275e7abcff65383025efddbcb442501402313
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://trafffi.ru/123?utm_term=shivprasad+koirala+7th+edition+pdf
https://uploads.strikinglycdn.com/files/0721f7ad-7148-47de-ab71-709f96e493ac/the_definitive_guide_to_the_xen_hypervisor_download.pdf
https://cdn-cms.f-static.net/uploads/4370284/normal_5fadefcc67342.pdf
https://uploads.strikinglycdn.com/files/76dcd77d-399a-425c-bd60-c61b507d57db/the_christmas_list_mimi_rogers.pdf
https://cdn-cms.f-static.net/uploads/4391013/normal_5fa3a2450abde.pdf
https://cdn-cms.f-static.net/uploads/4425726/normal_5fb61f9ccaf74.pdf
https://cdn-cms.f-static.net/uploads/4476427/normal_5fd8608a31c48.pdf
https://cdn-cms.f-static.net/uploads/4486748/normal_5fd7803ec46ff.pdf
https://uploads.strikinglycdn.com/files/a036da24-8f15-46d9-8222-660c074d8dbb/viwep.pdf
https://static1.squarespace.com/static/5fc6a41824b06a7eb327987d/t/5fd0b9c55ec17a4c66981bdd/1607514565639/82066314432.pdf
https://cdn-cms.f-static.net/uploads/4492574/normal_5fabdd2349fd1.pdf
https://cdn-cms.f-static.net/uploads/4495973/normal_5fd674d04f827.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=1787766007&P2=404&P3=2&P4=dc%2fLXbMKkrFNn4CYI07MDa%2blpb4XciEmw5qUZUwbAQFFQlSKHPcKgnWrCoBGMzGv08hs%2bfZYEfJqyMr1VAjOYw%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=1787766044&P2=404&P3=2&P4=kioJk5qWGRYVpIEnvf9l5778aEUD2UtqpOQlFKNim%2bz4hqKeDW94JGqe0SdG3dISF9edfEhoFaVZRZCUfcFhIg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded domains

trafffi.ru
uploads.strikinglycdn.com
cdn-cms.f-static.net
static1.squarespace.com
www.w3.org
purl.org
ns.adobe.com

Embedded IP addresses

52.168.117.169
135.233.95.80
52.230.59.222
52.110.12.37
4.230.171.124
85.210.193.152
74.178.76.54
74.179.77.204
20.76.201.171
20.42.65.93
20.165.94.46
52.123.128.14
203.26.79.13
135.234.160.246
13.69.116.107

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report