MALICIOUS — normal_5f872469eb7ec.pdf

MALICIOUS — normal_5f872469eb7ec.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: 4ec3c81033326e50301fcef714ac198dbdd17d73ab1ef472fbd358e32eeceb97
SHA-1: 7ab14ed2448b495ec5bf14744c2ace187dd19c1b
MD5: b0f86a9689deaa62b061a4441096b044
ssdeep: 1536:4GFOpFm6ED+3pFGSq/w2HCK1LytAKwDz:VFOpFmXD+4w2HX1l
TLSH: T1C534AFF31493ED8CBBCB6B03AEA715499589C3886135D36004887B7CD4BCAFE5E04A95
Submitted as: normal_5f872469eb7ec.pdf
File type: pdf · Size: 54090 bytes
Verdict: malicious (84/100)

Detections (3 of 53 engines)

MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
Emsisoft (Emergency Kit): PDF.Spam.Heur.1
Kaspersky (KVRT): HEUR:Trojan.Script.Generic

MITRE ATT&CK

Why this verdict

The malicious score of 84/100 is the fusion of 6 weighted signals:

Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/29bf8fb4-12d7-4b5d-8c3e-e4d2d4f10af1/lubifowupotusanivorato.pdf - network signal, weight 0.70, confidence 0.80
Contacted 18 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded network infrastructure: https://ggtraff.ru/123?keyword=school+principal+job+description+pdf, https://mogilifus.weebly.com/uploads/1/3/0/7/130739831/199877.pdf, https://tudupumodowi.weebly.com/uploads/1/3/1/4/131406798/nenanofot.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)

9689 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
c.pki.goog
desktop-hsgcbep._dosvc._tcp.local
ntp.ubuntu.com
_dosvc._tcp.local
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=1787780577&P2=404&P3=2&P4=JmJFANCHf5Qz5j9pg20ZDpmsRvkvDyWh98hznXWhuVix%2b%2b24lKEjBzsq9PYVPJ5QwxbwHlqKH%2fa5tuybRSZGGw%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

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\c571bebdd8bad5f3231566d17c267338.png - 44c0cb3a1c79cdc6dad5ba7166b54b1e0f5ac9707616cdd0e1ec14df71e99a6f
C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - fd1a1dbf5733940643fc15432d8bdb2437da3533c79cca1217168d420b53cd6a
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://ggtraff.ru/123?keyword=school+principal+job+description+pdf
https://mogilifus.weebly.com/uploads/1/3/0/7/130739831/199877.pdf
https://tudupumodowi.weebly.com/uploads/1/3/1/4/131406798/nenanofot.pdf
https://nudojafobedem.weebly.com/uploads/1/3/1/3/131379550/gafupuzepaxitevero.pdf
https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/2c029f.pdf
https://pivozedotafi.weebly.com/uploads/1/3/1/0/131070355/b48d71.pdf
https://jeponiruwapin.weebly.com/uploads/1/3/0/7/130776483/5175097.pdf
https://povutepumik.weebly.com/uploads/1/3/2/7/132741486/4952957.pdf
https://jeponiruwapin.weebly.com/uploads/1/3/0/7/130776483/luzisovilisav.pdf
https://site-1043884.mozfiles.com/files/1043884/81346200863.pdf
https://site-1043965.mozfiles.com/files/1043965/domumevazubalulubugub.pdf
https://site-1038471.mozfiles.com/files/1038471/46338655872.pdf
https://site-1039324.mozfiles.com/files/1039324/refevekenewazerejeker.pdf
https://uploads.strikinglycdn.com/files/2808e719-aab2-4973-8c2f-502f63511f27/wixem.pdf
https://uploads.strikinglycdn.com/files/4f51e9ea-02fd-4e30-b332-0219347054a2/79711559023.pdf
https://uploads.strikinglycdn.com/files/29bf8fb4-12d7-4b5d-8c3e-e4d2d4f10af1/lubifowupotusanivorato.pdf
https://uploads.strikinglycdn.com/files/a0f3941b-d77c-44d0-aa02-c7b68f263dc7/98375555896.pdf
https://uploads.strikinglycdn.com/files/cb2e5acb-9066-49e4-b621-c6903c4d8e3a/12312412734.pdf
https://uploads.strikinglycdn.com/files/97424a35-98bc-49c8-be3e-ff9a9588d06a/kobujuxegazumajo.pdf
https://cdn.shopify.com/s/files/1/0503/8873/0054/files/gubiviroziran.pdf
https://cdn.shopify.com/s/files/1/0435/8291/4723/files/35982292131.pdf
https://cdn.shopify.com/s/files/1/0437/8682/9981/files/dell_xps_user_manual.pdf
https://cdn.shopify.com/s/files/1/0268/7297/1457/files/what_is_historical_causality.pdf
https://cdn.shopify.com/s/files/1/0495/9295/9139/files/rogov.pdf
http://www.w3.org/1999/02/22-rdf-syntax-ns#

Embedded domains

ggtraff.ru
mogilifus.weebly.com
tudupumodowi.weebly.com
nudojafobedem.weebly.com
keniwuki.weebly.com
pivozedotafi.weebly.com
jeponiruwapin.weebly.com
povutepumik.weebly.com
site-1043884.mozfiles.com
site-1043965.mozfiles.com
site-1038471.mozfiles.com
site-1039324.mozfiles.com
uploads.strikinglycdn.com
cdn.shopify.com
www.w3.org
purl.org
ns.adobe.com

Embedded IP addresses

172.66.2.5
51.116.246.106
52.230.60.54
52.110.12.10
52.110.12.11
4.230.171.124
135.232.92.137
52.168.117.168
74.178.232.29
203.26.79.13
52.182.143.212
52.123.129.14
40.99.134.18
172.178.240.161
20.89.1.12
4.150.223.112
142.251.42.99
135.233.45.221

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report