07c672ecdf5fe7411638f421fcf783effc237ba069f07570a035ed1c8917fc3b

Analysis

max time kernel
120s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 07:00

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General

Target

1731ddd70f08f65da766a03576023ab0N.exe
Size

39KB
MD5

1731ddd70f08f65da766a03576023ab0
SHA1

8032ba447acaeca69788260f8d4b3f83e8138085
SHA256

07c672ecdf5fe7411638f421fcf783effc237ba069f07570a035ed1c8917fc3b
SHA512

2673be11530a2915c20010e06f18c5809142ab3883889ac63657cfd9bf9a77649f5dab527f4094e9ff1b30185c20ad4db560384133ae659a3db5664e6c60890d
SSDEEP

768:W7BlphA7pARFbhM0Kkq81LOyq81LOl6Sl5ltj8Tu8TZ:W7ZhA7pApM21LOA1LOl6Aj8Tu8TZ

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4683) 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\Microsoft Office\root\Licenses16\ProfessionalR_Trial-ul-oob.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial4-pl.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QRYINT32.DLL.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-white_scale-100.png.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ServiceProcess.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\PresentationUI.resources.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\WidevineCdm\_platform_specific\win_x64\widevinecdm.dll.sig.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-180.png.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Design.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Input.Manipulations.resources.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\gu.pak.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\zipfs.jar.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Subscription-pl.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_PrepidBypass-ul-oob.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProDemoR_BypassTrial180-ul-oob.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.contrast-white_scale-140.png.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_altgr.xml.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Security.Cryptography.ProtectedData.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MANIFEST.XML.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\PresentationCore.resources.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp3-pl.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ja\msipc.dll.mui.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ThirdPartyNotices.MSHWLatin.txt.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\WindowsFormsIntegration.resources.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Xaml.resources.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\jvm.lib.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ul-phn.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTest-pl.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\ISO690Nmerical.XSL.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Intrinsics.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.AccessControl.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.CodeDom.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_PrepidBypass-ul-oob.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Grace-ppd.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientARMRefer2019_eula.txt.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\MSOSEC.XML.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.MemoryMappedFiles.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Handles.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\cldr.md.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProDemoR_BypassTrial180-ppd.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\wxpr.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\XLINTL32.DLL.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Common Files\System\ado\es-ES\msader15.dll.mui.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\v8_context_snapshot.bin.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-console-l1-2-0.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-namedpipe-l1-1-0.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_OEM_Perp-ul-oob.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientOSub_eula.txt.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\keypadbase.xml.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\PresentationCore.resources.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-pl.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.shared.Office.x-none.msi.16.x-none.xml.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial2-ppd.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.DriveInfo.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationTypes.resources.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\UIAutomationClient.resources.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\keytool.exe.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub_M365_eula.txt.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\msdatl3.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-locale-l1-1-0.dll.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Orange.xml.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-ul-phn.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ul-phn.xrm-ms.tmp	1731ddd70f08f65da766a03576023ab0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\linessimple.dotx.tmp	1731ddd70f08f65da766a03576023ab0N.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	1731ddd70f08f65da766a03576023ab0N.exe

C:\Users\Admin\AppData\Local\Temp\1731ddd70f08f65da766a03576023ab0N.exe
"C:\Users\Admin\AppData\Local\Temp\1731ddd70f08f65da766a03576023ab0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4552

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-1-5-21-1194130065-3471212556-1656947724-1000\desktop.ini.tmp

Filesize
40KB

MD5
87fac8fe6d354a9650c1dff73dbc95b3

SHA1
f2ce85e5c9d46e484297b1b48374d74bbd4488a6

SHA256
4bf606e3c4ac4d25b2ab4f3cebf3cafd2a4c340db689b2554a3e01707fb6397c

SHA512
0535efcc1053310478e831a262f432a3a8182ca3c5a3b93cecca3cbe5125c53ed3716c2215aca97b427ab4f5c425ac468d0b7cef8e83fea9f6e96d94f62c75cc

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

Filesize
139KB

MD5
4c3bd372343b77ed7c0cff5f19355592

SHA1
183bdbcd4629eb358f3541825e9c73fc28fd3af3

SHA256
9c3897cd74116ec0e061569a2ce066f0744569bd9d8321473403fa2d8fd018fa

SHA512
1b7ae3269ce2b5159b20cf9244e84959abe02555c08727c47867c47202b99e7b1d440ac592e4a4a3e7ee4ae8c291a7315f3a99c8edcda3aa29c174dc653d8b6e

Download Submit