Windows Analysis Report
ilil.pdf

Overview

General Information

Sample name: ilil.pdf
Analysis ID: 1571439
MD5: 671f6b1c8b3d9cc0a337d63aaa0736e7
SHA1: 33e9af6ed0bcba57a0df6198dce0d53410740042
SHA256: 60d6d2b2032b6e9893f15b1cfac3be3d7c1e9d39873addccb070c24ac009c2ae
Infos:

Detection

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

Signatures

IP address seen in connection with other malware
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 DNS query: name: x1.i.lencr.org
Source: global traffic DNS query: name: x1.i.lencr.org
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 192.168.2.16:49708 -> 23.41.168.139:443
Source: global traffic TCP traffic: 23.41.168.139:443 -> 192.168.2.16:49708
Source: Joe Sandbox View IP Address: 23.41.168.139 23.41.168.139
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, br
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown TCP traffic detected without corresponding DNS query: 23.41.168.139
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
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, br
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: 2D85F72862B55C4EADD9E66E06947F3D.2.dr String found in binary or memory: http://x1.i.lencr.org/
Source: 8e8d4412-38ed-4e67-9fe0-f02b9aa6e06e.tmp.3.dr String found in binary or memory: https://chrome.cloudflare-dns.com
Source: ilil.pdf String found in binary or memory: https://www.dynaforms.com
Source: unknown Network traffic detected: HTTP traffic on port 49708 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49708
Source: classification engine Classification label: clean2.winPDF@18/34@3/1
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 2024-12-09 05-37-23-305.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:\Windows\System32\rundll32.exe C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
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\ilil.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=2268 --field-trial-handle=1580,i,3039298487198339448,15971892411548830346,131072 --disable-features=BackForwardCache,CalculateNativeWinOcclusion,WinUseBrowserSpellChecker /prefetch:8
Source: unknown Process created: C:\Windows\System32\rundll32.exe C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
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\ilil.pdf"
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=2268 --field-trial-handle=1580,i,3039298487198339448,15971892411548830346,131072 --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: 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\Acrobat.exe Process created: unknown unknown Jump to behavior
Source: Window Recorder Window detected: More than 3 window changes detected
Source: ilil.pdf Initial sample: PDF keyword /JS count = 0
Source: ilil.pdf Initial sample: PDF keyword /JavaScript count = 0
Source: ilil.pdf Initial sample: PDF keyword /EmbeddedFile count = 0
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
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:\Windows\System32\rundll32.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 queried: ProcessInformation Jump to behavior
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs