Analysis
-
max time kernel
152s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
02/06/2024, 01:03
Behavioral task
behavioral1
Sample
a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe
Resource
win10v2004-20240226-en
General
-
Target
a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe
-
Size
77KB
-
MD5
0007ecc1ec3c771ae7aad3f1eaa1f3c3
-
SHA1
7be1cad50dedbde4ed8dd329b197fc19b1d60f83
-
SHA256
a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d
-
SHA512
dbe2619ff74df1a2e8a7afea7f740c99abf83c7811739c4ecf319eda63e4233a12e5e9da249be14a691fd253403282ecf79cdd779f46bf35fe7597b1085e1e9b
-
SSDEEP
1536:67Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8+:+nyiQSoV
Malware Config
Signatures
-
Renames multiple (1214) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/2144-0-0x0000000000400000-0x000000000040B000-memory.dmp UPX behavioral2/files/0x0008000000023248-2.dat UPX behavioral2/files/0x000400000001d8b2-6.dat UPX behavioral2/memory/2144-398-0x0000000000400000-0x000000000040B000-memory.dmp UPX -
resource yara_rule behavioral2/memory/2144-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x0008000000023248-2.dat upx behavioral2/files/0x000400000001d8b2-6.dat upx behavioral2/memory/2144-398-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\7-Zip\Lang\si.txt.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\dotnet.exe.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Runtime.InteropServices.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Buffers.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\pt-BR\PresentationCore.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ink\it-IT\ShapeCollector.exe.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Dynamic.Runtime.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Security.Cryptography.Encoding.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.ObjectModel.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\de\System.Windows.Forms.Design.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ko\WindowsFormsIntegration.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\tr\System.Windows.Controls.Ribbon.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\System.Windows.Extensions.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\System\msadc\it-IT\msdaremr.dll.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\System\msadc\msadce.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\dbgshim.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\coreclr.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Xml.XPath.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\cs\Microsoft.VisualBasic.Forms.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\es\UIAutomationClient.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\Microsoft.WindowsDesktop.App.deps.json.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\pl\WindowsFormsIntegration.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\zh-Hans\PresentationFramework.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\7-Zip\Lang\el.txt.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ink\it-IT\InkObj.dll.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\VC\msdia90.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\System\msadc\de-DE\msaddsr.dll.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Numerics.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.nb-no.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-crt-filesystem-l1-1-0.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\createdump.exe.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Xml.Linq.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\7-Zip\7-zip.chm.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RHeartbeatConfig.xml.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.uk-ua.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Diagnostics.Tracing.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\it\System.Windows.Controls.Ribbon.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\System.Diagnostics.PerformanceCounter.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.sl-si.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\Office Setup Controller\pkeyconfig-office.xrm-ms.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\cs\ReachFramework.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\fr\UIAutomationTypes.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\cs\WindowsBase.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ms-my.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknav\osknavbase.xml.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\System\ado\adojavas.inc.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\System\ado\msadox.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.Security.Cryptography.X509Certificates.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ja\UIAutomationClient.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ink\Content.xml.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\micaut.dll.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\fr-FR\msinfo32.exe.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\System.ComponentModel.Annotations.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ru\System.Xaml.resources.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\7-Zip\Lang\kab.txt.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.de-de.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.vi-vn.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\ea.xml.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\microsoft shared\ink\it-IT\TabTip.exe.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\System\msadc\en-US\msdaprsr.dll.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\System\msadc\ja-JP\msaddsr.dll.mui.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe File created C:\Program Files\Common Files\System\msadc\msdarem.dll.tmp a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe"C:\Users\Admin\AppData\Local\Temp\a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe"1⤵
- Drops file in Program Files directory
PID:2144
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:81⤵PID:2520
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
78KB
MD5ce4a1d00b49f93d42b53650f0129772a
SHA125138c80b4cbaabbe973dfa1bf153c484967f063
SHA256bf0cd7dee7c07a3a7731f08ff41f70623f2cdb71fe32ab5cec1c82fd484fd63b
SHA5125d3fa8502650dbdbab94cfaa9c2cafb17251e998179c36b6a1d2abfa2099773219bcfab53d4e04dc05ed87175db19210ef35791e6e6deec42f71756bec137b86
-
Filesize
78KB
MD538baad27948e48fd0c0343731ccd0907
SHA16bfefac78426a99a8cd507222f6cad17963c8925
SHA256ac666bfce9c3f6cab1ea2a2b53048ef0558e17843b6be3bdb87acfabe566b7d5
SHA5122c105ff870ae9759b50d85a336fcfd84bd26540195dbf297ee1aebee3cbf5c9640233d14161cda182086cb77d46902b694d5436ee8bdd5c3b2aec75aa21fa5be