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Windows Analysis Report
CV 31944.pdf

Overview

General Information

Sample name:CV 31944.pdf
Analysis ID:1458482
MD5:d33aefee20a17090334f5b11d92b4ad7
SHA1:b8bbdb6a57baa8c6e1fc1e5cdf7580532d0093e1
SHA256:c4303b728b8bfd336e8a3b52140ac97e0e4644455521d5544e81309e1167d983
Infos:

Detection

Score:20
Range:0 - 100
Whitelisted:false
Confidence:80%

Signatures

AI detected suspicious PDF
IP address seen in connection with other malware

Classification

  • System is w10x64
  • Acrobat.exe (PID: 3104 cmdline: "C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe" "C:\Users\user\Desktop\CV 31944.pdf" MD5: 24EAD1C46A47022347DC0F05F6EFBB8C)
    • AcroCEF.exe (PID: 6236 cmdline: "C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe" --backgroundcolor=16777215 MD5: 9B38E8E8B6DD9622D24B53E095C5D9BE)
      • AcroCEF.exe (PID: 7284 cmdline: "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=2100 --field-trial-handle=1724,i,8716942340994201186,11730400643872671699,131072 --disable-features=BackForwardCache,CalculateNativeWinOcclusion,WinUseBrowserSpellChecker /prefetch:8 MD5: 9B38E8E8B6DD9622D24B53E095C5D9BE)
  • chrome.exe (PID: 1004 cmdline: "C:\Program Files\Google\Chrome\Application\chrome.exe" --start-maximized "https://indeed-export-600551.pages.dev/009812389/291e" MD5: 45DE480806D1B5D462A7DDE4DCEFC4E4)
    • chrome.exe (PID: 1712 cmdline: "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2156 --field-trial-handle=1888,i,12805633937832967243,6919689399299974699,262144 /prefetch:8 MD5: 45DE480806D1B5D462A7DDE4DCEFC4E4)
  • cleanup
No configs have been found
No yara matches
No Sigma rule has matched
No Snort rule has matched

Click to jump to signature section

Show All Signature Results
Source: Joe Sandbox ViewIP Address: 1.1.1.1 1.1.1.1
Source: Joe Sandbox ViewIP Address: 239.255.255.250 239.255.255.250
Source: E0F5C59F9FA661F6F4C50B87FEF3A15A0.1.drString found in binary or memory: http://apps.identrust.com/roots/dstrootcax3.p7c
Source: 77EC63BDA74BD0D0E0426DC8F80085060.1.drString found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
Source: classification engineClassification label: sus20.winPDF@41/49@0/7
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exeFile created: C:\Users\user\AppData\Local\Adobe\Acrobat\DC\AdobeFnt23.lst.4956Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exeFile created: C:\Users\user\AppData\Local\Temp\acrobat_sbx\NGL\NGLClient_AcrobatReader123.6.20320.6 2024-06-17 12-12-00-793.logJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exeKey opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\SystemCertificates\CAJump to behavior
Source: unknownProcess created: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe "C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exe" "C:\Users\user\Desktop\CV 31944.pdf"
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exeProcess 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.exeProcess 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=2100 --field-trial-handle=1724,i,8716942340994201186,11730400643872671699,131072 --disable-features=BackForwardCache,CalculateNativeWinOcclusion,WinUseBrowserSpellChecker /prefetch:8
Source: unknownProcess created: C:\Program Files\Google\Chrome\Application\chrome.exe "C:\Program Files\Google\Chrome\Application\chrome.exe" --start-maximized "https://indeed-export-600551.pages.dev/009812389/291e"
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: C:\Program Files\Google\Chrome\Application\chrome.exe "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2156 --field-trial-handle=1888,i,12805633937832967243,6919689399299974699,262144 /prefetch:8
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exeProcess created: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe "C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exe" --backgroundcolor=16777215Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess 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=2100 --field-trial-handle=1724,i,8716942340994201186,11730400643872671699,131072 --disable-features=BackForwardCache,CalculateNativeWinOcclusion,WinUseBrowserSpellChecker /prefetch:8Jump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: C:\Program Files\Google\Chrome\Application\chrome.exe "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2156 --field-trial-handle=1888,i,12805633937832967243,6919689399299974699,262144 /prefetch:8Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exeProcess created: unknown unknownJump to behavior
Source: Window RecorderWindow detected: More than 3 window changes detected
Source: CV 31944.pdfInitial sample: PDF keyword /JS count = 0
Source: CV 31944.pdfInitial sample: PDF keyword /JavaScript count = 0
Source: CV 31944.pdfInitial sample: PDF keyword /EmbeddedFile count = 0

Persistence and Installation Behavior

barindex
Source: PDF shotLLM: Score: 9 Reasons: The screenshot contains multiple indicators of a potential phishing attempt. Firstly, there are visually prominent links such as 'click to download it manually' and 'https://indeed-export-600551.pages.dev/0009812389/291'. These links could potentially lead to malicious websites. Secondly, the text creates a sense of urgency by suggesting that the user needs to download the document manually if it did not start automatically. This tactic is commonly used in phishing attempts to prompt immediate action. Thirdly, the document impersonates a well-known brand, Indeed, which adds a layer of trust and can mislead users into believing the document is legitimate. Finally, the sense of urgency is directly connected to the prominent links, increasing the likelihood of a user clicking on them without proper scrutiny.
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\Acrobat.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess information set: NOOPENFILEERRORBOXJump to behavior
Source: C:\Program Files\Adobe\Acrobat DC\Acrobat\acrocef_1\AcroCEF.exeProcess information queried: ProcessInformationJump to behavior
ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
Gather Victim Identity InformationAcquire InfrastructureValid AccountsWindows Management Instrumentation1
Browser Extensions
1
Process Injection
1
Masquerading
OS Credential Dumping1
Process Discovery
Remote ServicesData from Local SystemData ObfuscationExfiltration Over Other Network MediumAbuse Accessibility Features
CredentialsDomainsDefault AccountsScheduled Task/JobBoot or Logon Initialization ScriptsBoot or Logon Initialization Scripts1
Process Injection
LSASS Memory1
System Information Discovery
Remote Desktop ProtocolData from Removable MediaJunk DataExfiltration Over BluetoothNetwork Denial of Service
Hide Legend

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 signatures2 2 Behavior Graph ID: 1458482 Sample: CV 31944.pdf Startdate: 17/06/2024 Architecture: WINDOWS Score: 20 29 AI detected suspicious PDF 2->29 7 chrome.exe 1 2->7         started        10 Acrobat.exe 74 2->10         started        process3 dnsIp4 19 192.168.2.5 unknown unknown 7->19 21 239.255.255.250 unknown Reserved 7->21 12 chrome.exe 7->12         started        15 AcroCEF.exe 107 10->15         started        process5 dnsIp6 23 142.250.185.132 GOOGLEUS United States 12->23 25 35.190.80.1 GOOGLEUS United States