8eec2f25db96a236e1575a4230fe1d379ff3907bec00f238dbb94ef1d286ae29

Analysis

max time kernel
149s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-08-2024 20:55

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General

Target

051fdeb3dd764a2528936279e79843f0N.exe
Size

81KB
MD5

051fdeb3dd764a2528936279e79843f0
SHA1

0fae065f3fd5efdadf81dfc33c289441610e290c
SHA256

8eec2f25db96a236e1575a4230fe1d379ff3907bec00f238dbb94ef1d286ae29
SHA512

6fe2a7996b2b3566200bdfbf484c61babe0df6b0000831a194912b6803df4f272bca8f23595e064dc47e6c4b4ba1b23bec2acd81db47cba68de5155aa437e547
SSDEEP

1536:W7ZhA7pApMaxB4b0CYJ97lEVqNR7Yge+eb:6e7WpMaxeb0CYJ97lEYNR73e+eb

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (5031) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\WindowsFormsIntegration.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_OEM_Perp-ppd.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Custom.propdesc.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Principal.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ul-oob.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\jopt-simple.md.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_MAKC2R-ppd.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\prism_common.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTrial2-ppd.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTrial-ppd.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mip_clienttelemetry.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\NL7MODELS000C.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL110.XML.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Pipes.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVClientIsv.man.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\resources.pak.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\java_crw_demo.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Trial-ul-oob.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-runtime-l1-1-0.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Memory.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\te.pak.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTest-pl.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\tabskb.dll.mui.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.OpenSsl.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\ReachFramework.resources.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClient.resources.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\PresentationCore.resources.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\UIAutomationClientSideProviders.resources.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\mesa3d.md.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial2-ul-oob.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encodings.Web.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OFFSYMB.TTF.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\vcruntime140_1.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\jaccess.jar.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Glossy.eftx.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-ppd.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.Interfaces.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOSVG.DLL.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Send2.16.White.png.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.resources.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_MAK_AE-ul-oob.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_COL.HXC.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Forms.Design.resources.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\jpeg.md.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp3-ul-oob.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash.gif.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCallbacks.h.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_OEM_Perp-ppd.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusMSDNR_Retail-ppd.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_OEM_Perp-pl.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\CSS7DATA0009.DLL.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\7-Zip\descript.ion.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.Win32.SystemEvents.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\sql90.xsl.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msaddsr.dll.mui.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Common Files\System\msadc\msadcor.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.VisualBasic.Forms.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\mesa3d.md.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019VL_MAK_AE-ul-phn.xrm-ms.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_logo_small.png.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Edit.White.png.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.it-it.dll.tmp	051fdeb3dd764a2528936279e79843f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.pt-br.dll.tmp	051fdeb3dd764a2528936279e79843f0N.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	051fdeb3dd764a2528936279e79843f0N.exe

C:\Users\Admin\AppData\Local\Temp\051fdeb3dd764a2528936279e79843f0N.exe
"C:\Users\Admin\AppData\Local\Temp\051fdeb3dd764a2528936279e79843f0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini.tmp

Filesize
81KB

MD5
f5d6a087faa81110baaccb16af2da099

SHA1
e8355382ba5aa1d9d8bdaa16b21685983f40b4ac

SHA256
97acd2054fc9ed967ad62ab2346a0447c092babb554a1ea5760f228ff1a134bc

SHA512
85054c5677c06c0b0db7231ee66f653461bc2753559c2980d7a8beeef5776384db2ce3cf21fda95efbd902dc746eccc6b8df24285e9f9c5df77accfca72ff7f7

Download Submit
C:\Program Files\7-Zip\7-zip.dll.tmp

Filesize
180KB

MD5
4eea2b951282e2c546f447512d41e901

SHA1
9dcbea2d1287177d50aafc55b8d517f95bc27d0a

SHA256
f36d680574622b2d78b9f4ce3fa6940e09bd9432075a36c5d4ef324ab2adb690

SHA512
e96b9140e984836809916df8578aad0301b41969f3779766e075abe90e073b90069261afcd580d2d04b77664bb2135a0e47adcaeb486724dcab6141ed31af496

Download Submit