Analysis
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max time kernel
171s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
22-10-2023 17:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe
Resource
win7-20231020-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe
Resource
win10v2004-20231020-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe
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Size
77KB
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MD5
4a0b1c46bcc182d7a888f3c565115db0
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SHA1
5c2ebcd84c358203cf2caaa83c151862eca22ee5
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SHA256
27f080459bf361c31327656fc4551e6af61b1e91c32d1e081b76b26c32da7345
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SHA512
3391dbe2697f213aabae3c74e2e49568cf99c336ccd4352f0d266f04bf0833dc022071719c36f0613c35488359c16c9fc29c2a2f10ac07f4fd53df7ca9be83d8
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SSDEEP
1536:/aiqH1s+kCtrA2UMT0mTFibDKa1LsbuqFjo4:y1B31bdBob2QLsbuqFjo4
Score
10/10
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe sIRC4.exe" NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe -
Drops file in System32 directory 64 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\DC++ Share\notification_helper.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\GroupPop.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\GroupPop.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\java.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\sIRC4.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\MavInject32.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\OSE.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\LICLUA.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\setup.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\RCX1D64.tmp NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\javadoc.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\xdccPrograms\7zFM.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\iexplore.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\java.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\javac.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\master_prefere.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\ielowutil.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\jabswitch.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\java-rmi.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\msinfo32.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\notification_helper.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\jar.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\MavInject32.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\LICLUA.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\extcheck.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\jarsigner.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\xdccPrograms\7zFM.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\InputPersonalization.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\chrome.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\ExtExport.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\javac.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\TabTip.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\chrmstp.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\extcheck.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\idlj.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\mip.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\RCX1CC5.tmp NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\ielowutil.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\appletviewer.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\idlj.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\jabswitch.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\xdccPrograms\7z.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\OSE.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\chrome.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\jarsigner.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\jar.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\java-rmi.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\sIRC4.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File created C:\Windows\SysWOW64\DC++ Share\msinfo32.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe File opened for modification C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe NEAS.4a0b1c46bcc182d7a888f3c565115db0.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
86KB
MD5833aea5f15781423e3f0cd78c937a506
SHA10c289b1e7e99aa343310780464fcb6ff5b7061c0
SHA256a2f0c4faa0a8c5bd95a06908128104d977c63bdecb1749631523a02f6cb788a6
SHA5122e580e6304b7eba617b8fa43a54551f134fdd882b047a2f4806c944184f3130c35e2a76ea2fbdc1958680a2cf61fdecf18e1eed41230367d68429590e4812b38