Windows Analysis Report
Summary.pdf

Overview

General Information

Sample name: Summary.pdf
Analysis ID: 1543856
MD5: 2828be795a4940ac1f0dfdca2defd5f2
SHA1: 4248cbff8bf936fa8958ecb0687fb3500cbd4595
SHA256: 6528651a41307cad2ec1b88ea458f673cbf435ea239232b829f32b89f302d1f5
Infos:

Detection

Score: 2
Range: 0 - 100
Whitelisted: false
Confidence: 80%

Signatures

Potential document exploit detected (performs DNS queries)
Potential document exploit detected (performs HTTP gets)
Potential document exploit detected (unknown TCP traffic)
Uses a known web browser user agent for HTTP communication

Classification

Source: global traffic DNS query: name: x1.i.lencr.org
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 192.168.2.7:49721 -> 96.6.168.143:443
Source: global traffic TCP traffic: 96.6.168.143:443 -> 192.168.2.7:49721
Source: global traffic HTTP traffic detected: GET /onboarding/smskillreader.txt HTTP/1.1Host: armmf.adobe.comConnection: keep-aliveAccept-Language: en-US,en;q=0.9User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) ReaderServices/23.6.20320 Chrome/105.0.0.0 Safari/537.36Sec-Fetch-Site: same-originSec-Fetch-Mode: no-corsSec-Fetch-Dest: emptyAccept-Encoding: gzip, deflate, brIf-None-Match: "78-5faa31cce96da"If-Modified-Since: Mon, 01 May 2023 15:02:33 GMT
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown TCP traffic detected without corresponding DNS query: 96.6.168.143
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: global traffic HTTP traffic detected: GET /onboarding/smskillreader.txt HTTP/1.1Host: armmf.adobe.comConnection: keep-aliveAccept-Language: en-US,en;q=0.9User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) ReaderServices/23.6.20320 Chrome/105.0.0.0 Safari/537.36Sec-Fetch-Site: same-originSec-Fetch-Mode: no-corsSec-Fetch-Dest: emptyAccept-Encoding: gzip, deflate, brIf-None-Match: "78-5faa31cce96da"If-Modified-Since: Mon, 01 May 2023 15:02:33 GMT
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: Summary.pdf String found in binary or memory: https://support.docusign.com/guides/signer-guide-signing-system-requirements)
Source: ReaderMessages.0.dr String found in binary or memory: https://www.adobe.co
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49721
Source: unknown Network traffic detected: HTTP traffic on port 49721 -> 443
Source: classification engine Classification label: clean2.winPDF@14/49@1/1
Source: Summary.pdf Initial sample: https://support.docusign.com/guides/signer-guide-signing-system-requirements
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe File created: C:\Users\user\AppData\Local\Adobe\Acrobat\DC\AdobeFnt23.lst.7548 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 2024-10-28 10-07-20-820.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\Summary.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 --log-file="C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\debug.log" --mojo-platform-channel-handle=2040 --field-trial-handle=1636,i,16405949658811608484,8588834111336071474,131072 --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 --log-file="C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\debug.log" --mojo-platform-channel-handle=2040 --field-trial-handle=1636,i,16405949658811608484,8588834111336071474,131072 --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: Summary.pdf Initial sample: PDF keyword /JS count = 0
Source: Summary.pdf Initial sample: PDF keyword /JavaScript count = 0
Source: A9l8ak7n_1637gp_5to.tmp.0.dr Initial sample: PDF keyword /JS count = 0
Source: A9l8ak7n_1637gp_5to.tmp.0.dr Initial sample: PDF keyword /JavaScript count = 0
Source: Summary.pdf Initial sample: PDF keyword /EmbeddedFile count = 0
Source: Summary.pdf Initial sample: PDF keyword obj count = 50
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. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs