Windows Analysis Report
P&A COFFIDENTIAL - 200 - March2024.pdf

Overview

General Information

Sample name: P&A COFFIDENTIAL - 200 - March2024.pdf
Analysis ID: 1416010
MD5: 45b0a437ed459fcc350c3b9dbc0782de
SHA1: f9fc110c41f4b2da0dcf0e4c3527b6a046d26008
SHA256: d8f46aa625f15894ee28e6bbcb1ef19ff64fc764dc99aa9f87d80af3513ea8e2
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 HTTP gets)
Potential document exploit detected (unknown TCP traffic)
Uses a known web browser user agent for HTTP communication

Classification

Potential document exploit detected (performs HTTP gets)
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Potential document exploit detected (unknown TCP traffic)
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 23.56.8.145:443
Source: global traffic TCP traffic: 23.56.8.145:443 -> 192.168.2.4:49739
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 23.56.8.145 23.56.8.145
Uses a known web browser user agent for HTTP communication
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: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.145
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 Network traffic detected: HTTP traffic on port 443 -> 49739
Source: unknown Network traffic detected: HTTP traffic on port 49739 -> 443
Source: classification engine Classification label: clean2.winPDF@14/48@0/1
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 2024-03-26 15-30-18-401.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\P&A COFFIDENTIAL - 200 - March2024.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=2084 --field-trial-handle=1728,i,15528783898655642024,13473473242156841925,131072 --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=2084 --field-trial-handle=1728,i,15528783898655642024,13473473242156841925,131072 --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: P&A COFFIDENTIAL - 200 - March2024.pdf Static file information: File size 9757161 > 6291456
Source: P&A COFFIDENTIAL - 200 - March2024.pdf Initial sample: PDF keyword /JS count = 0
Source: P&A COFFIDENTIAL - 200 - March2024.pdf Initial sample: PDF keyword /JavaScript count = 0
Source: A91djo308_64wsb6_5og.tmp.0.dr Initial sample: PDF keyword /JS count = 0
Source: A91djo308_64wsb6_5og.tmp.0.dr Initial sample: PDF keyword /JavaScript count = 0
Source: P&A COFFIDENTIAL - 200 - March2024.pdf Initial sample: PDF keyword stream count = 158
Source: P&A COFFIDENTIAL - 200 - March2024.pdf Initial sample: PDF keyword /EmbeddedFile count = 0
Source: P&A COFFIDENTIAL - 200 - March2024.pdf Initial sample: PDF keyword endstream count = 158
Source: P&A COFFIDENTIAL - 200 - March2024.pdf Initial sample: PDF keyword obj count = 194
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
windows-stand
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Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 process2 2 Behavior Graph ID: 1416010 Sample: P&A COFFIDENTIAL - 200 - Ma... Startdate: 26/03/2024 Architecture: WINDOWS Score: 2 6 Acrobat.exe 18 79 2->6         started        process3 8 AcroCEF.exe 105 6->8         started        process4 10 AcroCEF.exe 2 8->10         started        dnsIp5 13 23.56.8.145, 443, 49739 AKAMAI-ASUS United States 10->13
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
23.56.8.145
 unknown United States
16625 AKAMAI-ASUS false