57a1b8bb238726294bf40a7072e952dce9b9275d75e0e1c5fee858c8d5d0d5fa

Analysis

max time kernel
120s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 21:56

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General

Target

0a051ec72b309f2aa741c3edc59ac350N.exe
Size

46KB
MD5

0a051ec72b309f2aa741c3edc59ac350
SHA1

96ce01975ef51e4153a1e5abdcf0218c8993e0a3
SHA256

57a1b8bb238726294bf40a7072e952dce9b9275d75e0e1c5fee858c8d5d0d5fa
SHA512

9b6a4fd71f9356d1008f1ea1361449e4bc515601a0288e59e694592653cdeb1a9cfbebfb5eb54578ed2e76eb443a892545d69b6935cd796d570c18578e65b66d
SSDEEP

768:/7BlpQpARFbhn54fmiy+3BVr54fmiy+3BV6nN:/7ZQpApmi6nN

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (4370) 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\PresentationFramework-SystemCore.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.WindowsDesktop.App.deps.json.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial-pl.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Data.Common.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-sysinfo-l1-1-0.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_HK.properties.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-ppd.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Ping.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\zlib.md.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-ppd.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Interop.MSDASC.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pt-PT.pak.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-localization-l1-2-0.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\rtscom.dll.mui.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\System\msadc\msadco.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\D3DCompiler_47_cor3.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\7-Zip\License.txt.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Pipes.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Numerics.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\PresentationCore.resources.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp-ppd.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Layout.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pt-PT\tipresx.dll.mui.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Forms.Design.resources.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationUI.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\te.pak.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfxswt.jar.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial1-ppd.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-ul-oob.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-ppd.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.Annotations.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019MSDNR_Retail-ul-phn.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationProvider.resources.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\glib-lite.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProVL_KMS_Client-ul-oob.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\System\msadc\msadds.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Forms.Design.resources.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp3-ul-phn.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\ConvertFromClose.avi.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\public_suffix_list.dat.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_Grace-ppd.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred.xml.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Forms.Primitives.resources.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jstat.exe.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightDemiBold.ttf.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial4-ul-oob.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-process-l1-1-0.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\+NewSQLServerConnection.odc.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTest-pl.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\host\fxr\8.0.2\hostfxr.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.ProtectedData.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.h.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Orange.xml.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.OneNote.OneNote.x-none.msi.16.x-none.xml.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Sort\YEAR.XSL.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R64.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-ppd.xrm-ms.tmp	0a051ec72b309f2aa741c3edc59ac350N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-synch-l1-1-0.dll.tmp	0a051ec72b309f2aa741c3edc59ac350N.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	0a051ec72b309f2aa741c3edc59ac350N.exe

C:\Users\Admin\AppData\Local\Temp\0a051ec72b309f2aa741c3edc59ac350N.exe
"C:\Users\Admin\AppData\Local\Temp\0a051ec72b309f2aa741c3edc59ac350N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3580

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-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

Filesize
46KB

MD5
efea3b39c770b3668dae31a2b12bf5e7

SHA1
d4485936dae402c41a3cd2368966e317e3e38dc5

SHA256
5e6b204c2aea332608a6fc29df9ee5b8f476d41deafdd8c4a04db97414d4e804

SHA512
e1cda0b23dc1be05e838dce9236f78b3ef17b1e24451dc708268c8cbaa12d3d8fbf927ab78f92fbaa2771a8af871b20a330661865b369a5568cdec8ebc4b1011

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

Filesize
145KB

MD5
9b4b8128dd519cdc6b60759d3d777f48

SHA1
031e40f6108cc496682cde891a399c543994c291

SHA256
3c89d576f8baa9ad559f34f9b0354300d98e94bb19663b1348ede8d184f7c556

SHA512
61482b07ba4d3a506e84636c5ee5d3e62fcde47cf6ae8c892fdceb15b15e53911f2b8e9bd613083a23cdd375d44e1e7fc9ff73b3d9ae29e3a3ebea7b22775cf1

Download Submit
memory/3580-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3580-1896-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download