SUSPICIOUS — 81639416685.pdf
SUSPICIOUS — 81639416685.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:
af073c1b7c1243cb44b56172a8988fb5d6165f23ecde22b559cb78989f7884ed - SHA-1:
9232493e5b3b6d8ec631c01e608b045f9d514e31 - MD5:
d1e0dce56f3280e263115ae406eb38bf - ssdeep:
768:JEgGzpDheceR8JrET/zIbHgqMt8XY6pFsoQugUtrMlMrBvByDxvyrkT2K6L:3GFFeuAqMa0odgIIlM109yr/K6L - TLSH:
T110339EF314A7DDCC2ADAEB13B9E6245A6189C78C31329B5004D56B7CC5B82BDAD90920 - Submitted as: 81639416685.pdf
- File type: pdf · Size: 47668 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 20 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=the+dynamics+of+mass+communication+10th+edition+pdf, http://files.mbrmaguire.com/uploads/1/3/1/6/131606429/570983.pdf, http://files.thelightersideofme.com/uploads/1/3/1/6/131606690/1a4e2.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 (7 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9687 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
- 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
- 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
- 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\sumatrapdfcache\5689bf5a3c7ddbfe6ce9480eb79bc9ae.png -
b204afa54c709df917343f7ab2d82b79beb542c80b4ef62887d08d2a2fba555d - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
c47fbd29c20486d585862753b878d8afa1f44f81662f5eea58d55db805bd6197 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=the+dynamics+of+mass+communication+10th+edition+pdf
- http://files.mbrmaguire.com/uploads/1/3/1/6/131606429/570983.pdf
- http://files.thelightersideofme.com/uploads/1/3/1/6/131606690/1a4e2.pdf
- http://files.carolagodmanirvine.com/uploads/1/3/1/3/131383964/detibepigezeb_pitesifozebeve_faralanipa_xupesuwa.pdf
- http://zokeseni.thebayshorecondos.com/uploads/1/3/2/7/132740292/zazemaxejekatogaziwu.pdf
- http://files.hearttoheartchristinerossi.com/uploads/1/3/2/7/132710732/b290b5350a.pdf
- http://files.doorandwindowplus.com/uploads/1/3/1/8/131872269/0f7c402.pdf
- https://cdn.shopify.com/s/files/1/0428/5834/8703/files/8497770662.pdf
- https://cdn.shopify.com/s/files/1/0431/0604/2023/files/11580431863.pdf
- https://cdn.shopify.com/s/files/1/0266/8203/2298/files/firewood_skyrim_console_code.pdf
- https://cdn.shopify.com/s/files/1/0483/6963/1385/files/kifutirusifaj.pdf
- https://cdn.shopify.com/s/files/1/0486/3338/1022/files/security_deposit_receipt.pdf
- https://cdn.shopify.com/s/files/1/0479/0789/7511/files/cultist_simulator_desire_power.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=1787771128&P2=404&P3=2&P4=URGDGbAE6k9V2AU1DEMeSqAk4zcyWwgArt3AXeGGouAwxq1NAZyUGjCt6q2SvCq%2bNQT5gRVCdG2%2bd%2fvv6xRZmA%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
- gettraff.ru
- files.mbrmaguire.com
- files.thelightersideofme.com
- files.carolagodmanirvine.com
- zokeseni.thebayshorecondos.com
- files.hearttoheartchristinerossi.com
- files.doorandwindowplus.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.216
- 20.42.179.204
- 20.184.175.3
- 162.159.142.9
- 20.42.65.89
- 52.123.252.243
- 52.110.12.40
- 20.42.179.192
- 4.230.171.124
- 4.150.223.106
- 74.178.76.128
- 52.123.129.14
- 135.234.160.246
- 4.150.223.102
- 52.123.252.231
- 135.232.92.34
- 203.26.79.13
- 92.223.78.30
- 74.178.76.44
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report