Windows Analysis Report
PPI Submittal.pdf

Overview

General Information

Sample name: PPI Submittal.pdf
Analysis ID: 1537104
MD5: c5e6ae17541577544d9c46e54544a51c
SHA1: b1afa092b7ce35f99f71a8c4814c5e708aa424e4
SHA256: 1ee9855f10e199576a49f318eed6f3a3bd4fb523b4a28464cc28c5ad6b14cfed
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 TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: global traffic TCP traffic: 96.7.168.138:443 -> 192.168.2.4:49748
Source: global traffic TCP traffic: 192.168.2.4:49748 -> 96.7.168.138:443
Source: Joe Sandbox View IP Address: 96.7.168.138 96.7.168.138
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: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
Source: unknown TCP traffic detected without corresponding DNS query: 96.7.168.138
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: 77EC63BDA74BD0D0E0426DC8F80085060.1.dr String found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
Source: 2D85F72862B55C4EADD9E66E06947F3D0.1.dr String found in binary or memory: http://x1.i.lencr.org/
Source: unknown Network traffic detected: HTTP traffic on port 49748 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49748
Source: classification engine Classification label: clean2.winPDF@14/49@1/1
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe File created: C:\Users\user\AppData\Local\Adobe\Acrobat\DC\AdobeFnt23.lst.3900 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 2024-10-18 09-13-42-710.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\PPI Submittal.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=2088 --field-trial-handle=1552,i,9938820051784610952,14837667456933209763,131072 --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=2088 --field-trial-handle=1552,i,9938820051784610952,14837667456933209763,131072 --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: PPI Submittal.pdf Static file information: File size 7218070 > 6291456
Source: PPI Submittal.pdf Initial sample: PDF keyword /JS count = 0
Source: PPI Submittal.pdf Initial sample: PDF keyword /JavaScript count = 0
Source: PPI Submittal.pdf Initial sample: PDF keyword stream count = 477
Source: PPI Submittal.pdf Initial sample: PDF keyword /EmbeddedFile count = 0
Source: PPI Submittal.pdf Initial sample: PDF keyword endobj count = 478
Source: PPI Submittal.pdf Initial sample: PDF keyword endstream count = 477
Source: PPI Submittal.pdf Initial sample: PDF keyword obj count = 479
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