Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
02/12/2024, 21:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe
- Size 3.7MB
- Sample241202-1pm3sszral
- SHA256 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a
- MD5 7f8b99ef3e558637f16f8f4ce15c5768
- SHA1 f51a78235c20644245dca579e85e2d90758e78b0
- SHA512 e55ba8ddfd579748a1edd8db8d352f0d7277cc115cff02b1edd906bd092cd7806bedd4a111c9f99b62cdb527de8c246d89004d6b46d3cdbb9ea41649b26521d8
- SSDEEP 49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvVCUkULRSOE2U:RF8QUitE4iLqaPWGnEvcUkUtSOEl
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Banload
Banload variants download malicious files, then install and execute the files.
- Banload family
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe - Renames multiple (616) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\7-Zip\7-zip.chm.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscorrc.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Numerics.Vectors.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Primitives.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.th-th.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\7-Zip\Lang\zh-tw.txt.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\Office Setup Controller\pkeyconfig.companion.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-memory-l1-1-0.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\7-Zip\Lang\pt-br.txt.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\System\Ole DB\es-ES\oledb32r.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.Win32.Registry.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-file-l1-2-0.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\InputPersonalization.exe.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.FileSystem.Watcher.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.TraceSource.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-CA\tipresx.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\hr-HR\tipresx.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\hwrdeslm.dat.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Brotli.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Http.Json.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\7-Zip\7z.exe.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\cs-CZ\tipresx.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-string-l1-1-0.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Primitives.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.TypeExtensions.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-runtime-l1-1-0.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\System\Ole DB\it-IT\sqloledb.rll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\sl-SI\tipresx.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.NameResolution.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XPath.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\clrgc.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\CloseUnprotect.raw.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.DiaSymReader.Native.amd64.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\System\ado\msado20.tlb.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\lt-LT\tipresx.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\sr-Latn-RS\tipresx.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\7-Zip\Lang\tk.txt.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsdan.xml.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-console-l1-1-0.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Dynamic.Runtime.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Pipes.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\7-Zip\Lang\sa.txt.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Globalization.Extensions.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\TabIpsps.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\vcruntime140.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\pl-PL\tipresx.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Emit.Lightweight.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\7-Zip\Lang\ps.txt.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\vccorlib140.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Crashpad\settings.dat.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Debug.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\IpsPlugin.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Transactions.Local.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.Linq.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\DenyConfirm.wvx.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad.xml.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\ja-jp-sym.xml.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipscht.xml.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Transactions.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad\osknumpadbase.xml.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\Common Files\microsoft shared\ink\nl-NL\tipresx.dll.mui.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.ServicePoint.dll.tmp 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe - Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5ADD62E2-4A23-86F4-8704-0C62BF6886E2} 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5ADD62E2-4A23-86F4-8704-0C62BF6886E2}\ = "CFeedbackPane" 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5ADD62E2-4A23-86F4-8704-0C62BF6886E2}\InProcServer32 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5ADD62E2-4A23-86F4-8704-0C62BF6886E2}\InProcServer32\ = "%SystemRoot%\\SysWow64\\Windows.UI.Immersive.dll" 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5ADD62E2-4A23-86F4-8704-0C62BF6886E2}\InProcServer32\ThreadingModel = "Apartment" 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 3960 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe Token: SeIncBasePriorityPrivilege 3960 3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe"C:\Users\Admin\AppData\Local\Temp\3b5addc5465d40c7f5eaa80971f5bed86d66163de317eb1c8d9aa88679218b0a.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:3960
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-2437139445-1151884604-3026847218-1000\desktop.ini.tmp
- Size 3.8MB
- SHA256 3ae53ddbf5f8ef638e91f5e95f1751894e9e4a6edd789580c8f8455f38952d5a
- MD5 8c453572138ae70b12e569586ee3b9e5
- SHA1 fc276cc9a8c16a68698e46cf68ce0442137dc961
- SHA512 093dc2c53f5ea2e95a38de601ef0fe063f7e2102da38bfb3ae16919c6cba68cf8a5fcbd763565a639a6e550a6297411936d8dd14c3a1dc9ae935f4fdb0e3f18b
- SSDEEP 49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvVCUkULRSOE29z:RF8QUitE4iLqaPWGnEvcUkUtSOEe
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 3.9MB
- SHA256 3849e0de1700a4b391c304cb0842f4545cf6efb6d2167845c2e22945570c2594
- MD5 f09832b3081808dba559d846e704b064
- SHA1 b19b6e2fdd1b1254e326e6f80a5f4914e5eee0c1
- SHA512 ab6de22a5a21beae5d1506c386f4a2558661f820f968e3bc1d9541251bbc2a76ba151896ddbd0b590271fee570eb9fafebe07100ce701198d1784236396a8874
- SSDEEP 49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvVCUkULRSOE29gGm:RF8QUitE4iLqaPWGnEvcUkUtSOE9Gm
- MD5 SHA1 SHA512 SSDEEP