Analysis
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max time kernel
120s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2024, 19:47
Behavioral task
behavioral1
Sample
127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe
Resource
win10v2004-20240802-en
General
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Target
127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe
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Size
60KB
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MD5
9bef11db27783a465e9b3aef455735e0
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SHA1
3c8fb65f891bab247db744e45f7d66d09a96db5d
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SHA256
127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bd
-
SHA512
37d56cb38e3d0017b471852b5b1e6b320ef689b34fc3bb118e653fb6401371fa8227a6d899364767276dde40f0120f195f778e773e6da2109b591c2c79115f0e
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SSDEEP
768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9Hx3R9pi1xOR9pi1xs:V7Zf/FAxTWoJJ7Th9ko9kg
Malware Config
Signatures
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Renames multiple (4639) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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resource yara_rule behavioral2/memory/4840-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x00090000000233f3-2.dat upx behavioral2/files/0x0008000000023444-6.dat upx behavioral2/memory/4840-996-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscorlib.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-ul-phn.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelFloatieXLEditTextModel.bin.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\cs\msipc.dll.mui.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Garamond-TrebuchetMs.xml.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul-oob.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\Client2019_eula.txt.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Common Files\System\ado\msadrh15.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\ReachFramework.resources.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Java\jre-1.8\bin\ssvagent.exe.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail2-ul-phn.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_SubTrial-ul-oob.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_MAKC2R-pl.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-convert-l1-1-0.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-ul-oob.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\DIFF_MATCH_PATCH_WIN32.DLL.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-string-l1-1-0.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.FileSystem.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.Xml.Linq.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ServiceModel.Web.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Windows.Forms.Design.resources.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\freebxml.md.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-ppd.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_KMS_Client-ppd.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Trial-ppd.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTest-pl.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\7-Zip\Lang\th.txt.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Formats.Asn1.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Printing.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusMSDNR_Retail-ppd.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Windows.Forms.Primitives.resources.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Java\jre-1.8\bin\plugin2\msvcp140.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\DataStreamerLibrary.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\7-Zip\Lang\be.txt.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-file-l1-1-0.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Java\jdk-1.8\jre\Welcome.html.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-ppd.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp3-ul-phn.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial-ul-oob.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Pipes.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\LICENSE.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Extreme Shadow.eftx.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSTYLE.DLL.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\msix.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Crashpad\settings.dat.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-console-l1-1-0.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Spatial.NetFX35.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-environment-l1-1-0.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-140.png.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-ul-oob.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\kor-kor.xml.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknav\osknavbase.xml.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Tools.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.NETCore.App.deps.json.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationProvider.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial3-ul-oob.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_KMS_Client_AE-ul.xrm-ms.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.SapBwProvider.dll.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe File created C:\Program Files\7-Zip\Lang\vi.txt.tmp 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.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 127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe"C:\Users\Admin\AppData\Local\Temp\127f81d3cee27365d9207187361dc77c982ac59cdaa4228e3cfc4b14289a34bdN.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4840
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
61KB
MD5a0a60c08bb7793832db94d265a8e7d5f
SHA172f6acc2e77c42c87ae85253e173d5ee0cef38da
SHA2566f6db06bbe6de0bc81f630869bbe196cc4f5ab8a4c594b9f6af6c9a7cd63b3a8
SHA512927ad359216c3f7204e6592c3dba70db39910e50c709e5f887dc9e4794daf9c6b4a09d91aa21f52e57c9999650409718dac7b6225ade92489de6895785ba8f9c
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Filesize
159KB
MD5ab122e1024f9f52a30be72ea36baa95f
SHA1fca5b9ab9fca15cc1fc5ea5d4378f00ddac9ffc9
SHA25650a6089f5def292bbc03a53242b9f82db7acda98835da63e5661d2bbe3f66ad1
SHA512b3011635c1479c67c9e3c799ce3e4e7ed0ed96b03db9f43bfa4b5cc6bb9dec11ab7fbd43552892de8550ae5898ce656345269cc1a11d17f6fad77c64387e8e8e