SUSPICIOUS — 29644514378.pdf
SUSPICIOUS — 29644514378.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
abb6e1f55097c17890d2c76e31f6df33560caaa0855691cd390d5e4110db2df7 - SHA-1:
6458a4dd02234b48a499d906276d927622f5bd56 - MD5:
e7ca9102dd9c6b527cedda985aae1cf3 - ssdeep:
768:kgGzpDsT7t9QQbXm9HTg8SEtYxMOssfdZR2fLFUpA+930G3XJtMqMk9FLcy+5ytY:RGFIz2m8MVZ0Y3Lgk9FLcy+iUUo - TLSH:
T17533BEF36197ED8C7ACB9F436DAB1419609AD70D21229A6098D8777CC4BC6BC3E10A11 - Submitted as: 29644514378.pdf
- File type: pdf · Size: 51378 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=acca+f2+syllabus+pdf, https://site-1036902.mozfiles.com/files/1036902/lipubiresiv.pdf, https://site-1036977.mozfiles.com/files/1036977/boxivoxaruva.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 (9 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9825 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
- ntp.ubuntu.com
- 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
- 250.255.255.239.in-addr.arpa
- 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 -
500c12de18219ad66d805958f3e22fa14228b50f0ba2045e338ff7263a0792f6 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\92cab96923d6a06ed32f4510837a4691.png -
cfed0ea148dcc3273883692d694c884e278b8cb1862429167d4acb800fc0175f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=acca+f2+syllabus+pdf
- https://site-1036902.mozfiles.com/files/1036902/lipubiresiv.pdf
- https://site-1036977.mozfiles.com/files/1036977/boxivoxaruva.pdf
- https://site-1036651.mozfiles.com/files/1036651/34466779105.pdf
- https://site-1036635.mozfiles.com/files/1036635/wunitorumijosuledopoxa.pdf
- https://cdn.shopify.com/s/files/1/0434/2553/0005/files/eclipse_for_jdk_1._8.pdf
- https://cdn.shopify.com/s/files/1/0434/5177/7185/files/vaxusojanolegux.pdf
- https://cdn.shopify.com/s/files/1/0429/1880/5657/files/rosseta_stone_free_download.pdf
- https://cdn.shopify.com/s/files/1/0430/4257/0402/files/sulesolozobizurik.pdf
- http://files.nicolorae.com/uploads/1/3/0/8/130814132/7841088.pdf
- http://files.maryharttextileart.com/uploads/1/3/1/3/131398504/9312664.pdf
- http://files.studybuddyasia.com/uploads/1/3/0/8/130874369/kexuloxiremowokobuf.pdf
- http://files.desireecrossman.net/uploads/1/3/1/3/131384573/1520528f117596.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=1787757911&P2=404&P3=2&P4=jxGnkjOKNYakQzqrrPkENEinBgFBc1zjzs6YTlF4jhPA5Q0%2fVPyalWYF5gzJMavmTsDCBc0NnpeX7G5l3h4SSA%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
Embedded domains
- ggtraff.ru
- site-1036902.mozfiles.com
- site-1036977.mozfiles.com
- site-1036651.mozfiles.com
- site-1036635.mozfiles.com
- cdn.shopify.com
- files.nicolorae.com
- files.maryharttextileart.com
- files.studybuddyasia.com
- files.desireecrossman.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.179.192
- 20.165.94.63
- 52.123.252.195
- 4.155.94.154
- 85.210.193.152
- 20.3.4.127
- 4.230.171.124
- 74.179.77.164
- 20.42.73.30
- 52.123.129.14
- 135.234.160.245
- 72.153.5.128
- 203.26.79.13
- 135.233.45.221
- 48.200.63.27
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report