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Analysis
-
max time kernel
138s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
06/03/2024, 21:14
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b834bb9bb6fb21090ab1cf2e0f4fefb6.exe
Resource
win7-20240221-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
b834bb9bb6fb21090ab1cf2e0f4fefb6.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
3 signatures
150 seconds
General
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Target
b834bb9bb6fb21090ab1cf2e0f4fefb6.exe
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Size
29.0MB
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MD5
b834bb9bb6fb21090ab1cf2e0f4fefb6
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SHA1
9aa53305fca6db5493b724e5854d89d8ee346dbf
-
SHA256
884df1caa180ebc43ad5c67f64272040ad914165bf8212b0bb5b95448b5be61d
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SHA512
21c1bc90547c9656ceef40e4ef428b01f4a99e07a6d56cf0b63e2a0b6a2d030e27c675f30af2bfa713cbcbd0d74f2b18211fd174de0d98f5cc85c1ef97b42ee2
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SSDEEP
196608:jUdkKzMzo1XU8d+8wSZ/gd2cBnvjeApaAvktrlrB3ytPqVxUQVmBDTSWhi:OMzo1XnI2cNvjtIAvkt0PqbsBDTs
Score
6/10
Malware Config
Signatures
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Drops desktop.ini file(s) 4 IoCs
description ioc Process File opened for modification \??\c:\$Recycle.Bin\S-1-5-21-275798769-4264537674-1142822080-1000\desktop.ini b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\Program Files\desktop.ini b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\desktop.ini b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\$Recycle.Bin\S-1-5-21-275798769-4264537674-1142822080-1000\desktop.ini b834bb9bb6fb21090ab1cf2e0f4fefb6.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\cs\System.Windows.Input.Manipulations.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\pt-BR\UIAutomationTypes.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\7-Zip\7zFM.exe b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\Microsoft.Ink.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\Program Files\Common Files\microsoft shared\ink\tipskins.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\System\Ole DB\it-IT\msdasqlr.dll.mui b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Net.Sockets.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Net.WebSockets.Client.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Threading.Channels.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ko\PresentationCore.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\mscorrc.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\pl\PresentationFramework.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\tr\System.Windows.Forms.Design.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\pl\ReachFramework.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\zh-CN\tipresx.dll.mui b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\System\msadc\it-IT\msaddsr.dll.mui b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\Program Files\Common Files\System\msadc\msdarem.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\System\Ole DB\msdasql.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ko\UIAutomationClientSideProviders.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\es-ES\tipresx.dll.mui b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\Program Files\Common Files\System\msadc\en-US\msaddsr.dll.mui b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Xml.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ko\System.Windows.Forms.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIntegration.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\MSInfo\uk-UA\msinfo32.exe.mui b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.ObjectModel.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\Program Files\Common Files\microsoft shared\ink\IpsMigrationPlugin.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\de\System.Xaml.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\it\System.Windows.Forms.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ClickToRun\SubsystemController.man b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\mshwLatin.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\it\PresentationFramework.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Google\Chrome\Application\106.0.5249.119\d3dcompiler_47.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\7-Zip\7z.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\7-Zip\7z.sfx b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\Program Files\Common Files\System\msadc\ja-JP\msadcor.dll.mui b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\ru\PresentationFramework.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\fr.pak b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\es-ES\TabTip.exe.mui b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\ipsptb.xml b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\System\ado\adojavas.inc b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\pl\System.Windows.Forms.Design.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\System.Threading.AccessControl.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\zh-Hant\System.Windows.Forms.Design.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\EnterRedo.7z b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Reflection.Metadata.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Private.Uri.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\de\System.Windows.Forms.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ru\System.Windows.Input.Manipulations.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.th-th.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_rtl.xml b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\Microsoft.Win32.Registry.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Diagnostics.Process.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File created \??\c:\Program Files\Common Files\System\msadc\msadco.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\zh-Hans\PresentationUI.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\7-Zip\Lang\uz-cyrl.txt b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ClickToRun\StreamServer.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.IO.Compression.Brotli.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Net.WebSockets.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\PresentationFramework.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-utility-l1-1-0.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\cs\System.Xaml.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\tr\WindowsFormsIntegration.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\zh-Hans\UIAutomationProvider.resources.dll b834bb9bb6fb21090ab1cf2e0f4fefb6.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4552 4948 WerFault.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\b834bb9bb6fb21090ab1cf2e0f4fefb6.exe"C:\Users\Admin\AppData\Local\Temp\b834bb9bb6fb21090ab1cf2e0f4fefb6.exe"1⤵
- Drops desktop.ini file(s)
- Drops file in Program Files directory
PID:4948 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 4882⤵
- Program crash
PID:4552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4948 -ip 49481⤵PID:4920
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
29.1MB
MD561d97ad58f7a9355349339a4af03284d
SHA1baf90a9aa1434c770cc653dd42ea8f6ea70a039b
SHA256d9a30698afd62b9104d56bfdd5bba17deaec24d05e481c201db7e8d6db77bc39
SHA5126bb1be596bf60a2c03b0acf4f026bdbaa2e91a8f4f803b1c70d42083d55803c8b38b36fbc35b62afbc24a74164ac2da4f633e1492c721b90e5eaf41ca0441a91
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Filesize
5B
MD5b5b682b742431a52ea8b17c72ad9c572
SHA1326320f469235708c59f678c9a7357dca552d306
SHA25630d9045a9f172208b13161d1f5204e5787e5e07bfbb4f490d0041b03b7f44f76
SHA5124e1bd7cc616b3115baf6be7ebd29fe2d1123bc0f25464865a0cf9207b0344fba70747a5ce6f00e8d9c696881f6db1e12f81736bc748b6f2b60bf84c681a49163