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Analysis
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max time kernel
150s -
max time network
151s -
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, 03:53
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b671d4ef59f175d1a72e1ff20698a63f.exe
Resource
win7-20240221-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
b671d4ef59f175d1a72e1ff20698a63f.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
3 signatures
150 seconds
General
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Target
b671d4ef59f175d1a72e1ff20698a63f.exe
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Size
307KB
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MD5
b671d4ef59f175d1a72e1ff20698a63f
-
SHA1
3d70da2c31501ea6f8612c4c0b1519a175e7adec
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SHA256
e6e46ac397ec0a5a1a46ae1ddf90abff6604e9bf3476a87166cd888a524bae93
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SHA512
8626008f6a95d446457d14f3f373dc862af8382e262886dba70c38ac8b62eadb54d71035a8f1589d096973f121b5ef86d49944ed185e325887fa1b792fde1f1c
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SSDEEP
3072:amLAx97O5+TyiRGpZql/FKx1tkW1C/u4TrUE9g1N/3d4SbZswGOZIRGYt4ngX+Wg:n+TyiE8+aqCjToXVpGOZcc
Score
6/10
Malware Config
Signatures
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Drops desktop.ini file(s) 4 IoCs
description ioc Process File created \??\c:\$Recycle.Bin\S-1-5-21-566096764-1992588923-1249862864-1000\desktop.ini b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\$Recycle.Bin\S-1-5-21-566096764-1992588923-1249862864-1000\desktop.ini b671d4ef59f175d1a72e1ff20698a63f.exe File created \??\c:\Program Files\desktop.ini b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\desktop.ini b671d4ef59f175d1a72e1ff20698a63f.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.en-us.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\fr\Microsoft.VisualBasic.Forms.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\ru\ReachFramework.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File created \??\c:\Program Files\Internet Explorer\uk-UA\iexplore.exe.mui b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\7-Zip\Lang\hy.txt b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-conio-l1-1-0.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-file-l2-1-0.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\bin\javacpl.cpl b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\cursors.properties b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\pl\Microsoft.VisualBasic.Forms.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.ValueTuple.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Security.Principal.Windows.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\Accessibility.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\cs\System.Windows.Forms.Primitives.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\bin\hprof.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\legal\jdk\jpeg.md b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-core-console-l1-2-0.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\bin\policytool.exe b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\lib\security\blacklist b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\ja\UIAutomationProvider.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOMessageProvider.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\lib\cmm\GRAY.pf b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jre-1.8\bin\j2pkcs11.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\ipskor.xml b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-string-l1-1-0.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\bin\bci.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\bin\dcpr.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\de\WindowsFormsIntegration.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\System\Ole DB\ja-JP\msdasqlr.dll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Threading.Tasks.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\cs\ReachFramework.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\tr\WindowsFormsIntegration.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\PresentationFramework.Aero.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\System\msadc\es-ES\msdaremr.dll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\es\Microsoft.VisualBasic.Forms.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\bin\jli.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ClickToRun\AppVScripting.dll b671d4ef59f175d1a72e1ff20698a63f.exe File created \??\c:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\baseAltGr_rtl.xml b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\System\msadc\de-DE\msadcor.dll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrome.7z b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-util-l1-1-0.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ClickToRun\ucrtbase.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\ipssrb.xml b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\System\ado\ja-JP\msader15.dll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File created \??\c:\Program Files\Common Files\System\Ole DB\en-US\sqlxmlx.rll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File created \??\c:\Program Files\Common Files\System\Ole DB\oledb32.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Runtime.Extensions.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\zh-Hant\System.Windows.Controls.Ribbon.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jre-1.8\legal\jdk\cldr.md b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\ipsdeu.xml b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\microsoft shared\ink\uk-UA\TipRes.dll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\System\ado\de-DE\msader15.dll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Runtime.Serialization.Json.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\pl\System.Windows.Forms.Primitives.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jre-1.8\bin\msvcp140_2.dll b671d4ef59f175d1a72e1ff20698a63f.exe File created \??\c:\Program Files\Common Files\microsoft shared\ink\Content.xml b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Common Files\System\uk-UA\wab32res.dll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ko\System.Windows.Forms.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\zh-Hant\System.Xaml.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\tr\UIAutomationClientSideProviders.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\Java\jdk-1.8\bin\servertool.exe b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\7-Zip\Lang\tr.txt b671d4ef59f175d1a72e1ff20698a63f.exe File created \??\c:\Program Files\Common Files\microsoft shared\ink\it-IT\mshwLatin.dll.mui b671d4ef59f175d1a72e1ff20698a63f.exe File opened for modification \??\c:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\de\UIAutomationTypes.resources.dll b671d4ef59f175d1a72e1ff20698a63f.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2416 3596 WerFault.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\b671d4ef59f175d1a72e1ff20698a63f.exe"C:\Users\Admin\AppData\Local\Temp\b671d4ef59f175d1a72e1ff20698a63f.exe"1⤵
- Drops desktop.ini file(s)
- Drops file in Program Files directory
PID:3596 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 10162⤵
- Program crash
PID:2416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3596 -ip 35961⤵PID:1492
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
420KB
MD5238a0c9daf9a41325471c86e584b6e15
SHA1a0a02e0fd05d793c1b0bb1fc89b48b93f79bd4e9
SHA256938ab26f5ac501822d7b3cc03d7b2d56995118ffa4fb6d171a90812d5fa56314
SHA512e0ff36f23ab9cb5b0d6e6e86960da186a25ca3d84407ffef51a0568e92c1dbb68a561ef3a277055cbb0e5704b18e90ffe2e56f12bec8a1cfca46e7a7c0bb1f2f
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Filesize
5B
MD5b5b682b742431a52ea8b17c72ad9c572
SHA1326320f469235708c59f678c9a7357dca552d306
SHA25630d9045a9f172208b13161d1f5204e5787e5e07bfbb4f490d0041b03b7f44f76
SHA5124e1bd7cc616b3115baf6be7ebd29fe2d1123bc0f25464865a0cf9207b0344fba70747a5ce6f00e8d9c696881f6db1e12f81736bc748b6f2b60bf84c681a49163