Windows Analysis Report
Leistungsansicht.pdf

Overview

General Information

Sample name: Leistungsansicht.pdf
Analysis ID: 1523482
MD5: 17cb9d85c7d15ad6c25f989809451761
SHA1: c5a930f43eead1dcbbd0cc73957e7f3beb2a9e2d
SHA256: 76200be8716ae57fd9ee97389c4d087446594aaa093e680a1c4d01b7b6ff3e28
Infos:

Detection

Score: 3
Range: 0 - 100
Whitelisted: false
Confidence: 80%

Signatures

IP address seen in connection with other malware
PDF is encrypted
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: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 192.168.2.6:49729 -> 23.200.196.138:443
Source: global traffic TCP traffic: 23.200.196.138:443 -> 192.168.2.6:49729
Source: Joe Sandbox View IP Address: 23.200.196.138 23.200.196.138
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: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
Source: unknown TCP traffic detected without corresponding DNS query: 23.200.196.138
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, 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: 2D85F72862B55C4EADD9E66E06947F3D0.2.dr String found in binary or memory: http://x1.i.lencr.org/
Source: unknown Network traffic detected: HTTP traffic on port 49729 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49729
Source: classification engine Classification label: clean3.winPDF@14/28@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 2024-10-01 10-51-26-384.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\Leistungsansicht.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=2092 --field-trial-handle=1724,i,542157055565685941,14404819011696683976,131072 --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=2092 --field-trial-handle=1724,i,542157055565685941,14404819011696683976,131072 --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: Leistungsansicht.pdf Initial sample: PDF keyword /JS count = 0
Source: Leistungsansicht.pdf Initial sample: PDF keyword /JavaScript count = 0
Source: Leistungsansicht.pdf Initial sample: PDF keyword /JBIG2Decode count = 20
Source: Leistungsansicht.pdf Initial sample: PDF keyword /Encrypt count = 1
Source: Leistungsansicht.pdf Initial sample: PDF keyword stream count = 914
Source: Leistungsansicht.pdf Initial sample: PDF keyword /EmbeddedFile count = 0
Source: Leistungsansicht.pdf Initial sample: PDF keyword endobj count = 916
Source: Leistungsansicht.pdf Initial sample: PDF keyword endstream count = 914
Source: Leistungsansicht.pdf Initial sample: PDF keyword obj count = 916
Source: Leistungsansicht.pdf Initial sample: PDF keyword /Encrypt
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