Windows Analysis Report
Scan 7820126fdp.pdf

Overview

General Information

Sample name: Scan 7820126fdp.pdf
Analysis ID: 1546091
MD5: 78951686980095ae33f017a8d267e7d3
SHA1: c58431ecf229382880f143208992384065a86532
SHA256: 47930e997509ae9efa420f64d0bf2aee3f1082812e4a82b6f7b697cb3da848c6
Infos:

Detection

Score: 21
Range: 0 - 100
Whitelisted: false
Confidence: 80%

Signatures

AI detected landing page (webpage, office document or email)
Potential document exploit detected (performs DNS queries)
Suricata IDS alerts with low severity for network traffic

Classification

Source: global traffic DNS query: name: x1.i.lencr.org
Source: Network traffic Suricata IDS: 2022930 - Severity 1 - ET EXPLOIT Possible CVE-2016-2211 Symantec Cab Parsing Buffer Overflow : 20.12.23.50:443 -> 192.168.2.5:49717
Source: Network traffic Suricata IDS: 2022930 - Severity 1 - ET EXPLOIT Possible CVE-2016-2211 Symantec Cab Parsing Buffer Overflow : 20.12.23.50:443 -> 192.168.2.5:63281
Source: Network traffic Suricata IDS: 2022930 - Severity 1 - ET EXPLOIT Possible CVE-2016-2211 Symantec Cab Parsing Buffer Overflow : 20.12.23.50:443 -> 192.168.2.5:63275
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: global traffic DNS traffic detected: DNS query: x1.i.lencr.org
Source: 77EC63BDA74BD0D0E0426DC8F80085060.2.dr String found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
Source: 2D85F72862B55C4EADD9E66E06947F3D0.2.dr String found in binary or memory: http://x1.i.lencr.org/
Source: classification engine Classification label: sus21.winPDF@14/46@1/0
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe File created: C:\Users\user\AppData\Local\Adobe\Acrobat\DC\SharedDataEvents-journal Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe File created: C:\Users\user\AppData\Local\Temp\acrobat_sbx\NGL\NGLClient_AcrobatReader123.6.20320.6 2024-10-31 08-53-49-003.log Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\SystemCertificates\CA Jump to behavior
Source: unknown Process created: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe "C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe" "C:\Users\user\Desktop\Scan 7820126fdp.pdf"
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe Process created: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe "C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe" --backgroundcolor=16777215
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe "C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --log-severity=disable --user-agent-product="ReaderServices/23.6.20320 Chrome/105.0.0.0" --lang=en-US --user-data-dir="C:\Users\user\AppData\Local\CEF\User Data" --log-file="C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\debug.log" --mojo-platform-channel-handle=2128 --field-trial-handle=1636,i,16092604103119092067,6882932566358857649,131072 --disable-features=BackForwardCache,CalculateNativeWinOcclusion,WinUseBrowserSpellChecker /prefetch:8
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe Process created: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe "C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe" --backgroundcolor=16777215 Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe "C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --log-severity=disable --user-agent-product="ReaderServices/23.6.20320 Chrome/105.0.0.0" --lang=en-US --user-data-dir="C:\Users\user\AppData\Local\CEF\User Data" --log-file="C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\debug.log" --mojo-platform-channel-handle=2128 --field-trial-handle=1636,i,16092604103119092067,6882932566358857649,131072 --disable-features=BackForwardCache,CalculateNativeWinOcclusion,WinUseBrowserSpellChecker /prefetch:8 Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process created: unknown unknown Jump to behavior
Source: Window Recorder Window detected: More than 3 window changes detected
Source: Scan 7820126fdp.pdf Initial sample: PDF keyword /JS count = 0
Source: Scan 7820126fdp.pdf Initial sample: PDF keyword /JavaScript count = 0
Source: A9czvge3_16sk1f9_53k.tmp.0.dr Initial sample: PDF keyword /JS count = 0
Source: A9czvge3_16sk1f9_53k.tmp.0.dr Initial sample: PDF keyword /JavaScript count = 0
Source: Scan 7820126fdp.pdf Initial sample: PDF keyword /EmbeddedFile count = 0
Source: Scan 7820126fdp.pdf Initial sample: PDF keyword obj count = 58

Persistence and Installation Behavior

barindex
Source: PDF document LLM: PDF document contains QR code
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
No contacted IP infos