3e52c87947510d94cad2eb3328ed2f60be66ad8f01ae58b99d10f486462f98dc

Analysis

max time kernel
120s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 18:28

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General

Target

3eeeb84b9224cd32cca7ff057c544120N.exe
Size

26KB
MD5

3eeeb84b9224cd32cca7ff057c544120
SHA1

446a21fc62cbb432a554278d1d132e0926bd4a70
SHA256

3e52c87947510d94cad2eb3328ed2f60be66ad8f01ae58b99d10f486462f98dc
SHA512

f73393b2fffa307556a237f621b6589a2b8e8293c9b920d826f81034c443556a7ef6e3e30961f991f5f46771a950782996fc7142e21f142cc7b4f6c45e5e807d
SSDEEP

768:kBT37CPKKdJJTU3U2la3F53F5BLwau6tLwau6V:CTW7JJTU3URz59w2wA

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2187) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2196-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00080000000234d4-2.dat	upx
behavioral2/files/0x0014000000022905-6.dat	upx
behavioral2/memory/2196-322-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\jre\bin\j2pcsc.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tipresx.dll.mui.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.Xml.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ServiceProcess.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\UIAutomationClientSideProviders.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Threading.AccessControl.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\hu.pak.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\PresentationUI.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.CodeDom.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\libffi.md.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcr120.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Core.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.ThreadPool.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.AccessControl.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ucrtbase.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\cldrdata.jar.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\7-Zip\Lang\tr.txt.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationUI.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Input.Manipulations.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\chrome_pwa_launcher.exe.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\TipTsf.dll.mui.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.Tasks.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.AccessControl.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Forms.Primitives.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\fa.pak.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\sunmscapi.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Xaml.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\policytool.exe.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_zh_HK.properties.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\System.Windows.Input.Manipulations.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\ReachFramework.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols\symbase.xml.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ServiceModel.Web.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-processthreads-l1-1-1.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\npt.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\cs-CZ\tipresx.dll.mui.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationProvider.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Internet Explorer\ExtExport.exe.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\InkObj.dll.mui.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\msvcp140_1.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Forms.Design.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\7-Zip\Lang\et.txt.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\System\en-US\wab32res.dll.mui.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Numerics.Vectors.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\PresentationFramework.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\PresentationUI.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\UIAutomationClient.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\InkObj.dll.mui.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\clrjit.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.Encodings.Web.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Pipes.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Xaml.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\UIAutomationClientSideProviders.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\WindowsFormsIntegration.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.ServicePoint.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\UIAutomationTypes.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Forms.Primitives.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\PresentationFramework.resources.dll.tmp	3eeeb84b9224cd32cca7ff057c544120N.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	3eeeb84b9224cd32cca7ff057c544120N.exe

C:\Users\Admin\AppData\Local\Temp\3eeeb84b9224cd32cca7ff057c544120N.exe
"C:\Users\Admin\AppData\Local\Temp\3eeeb84b9224cd32cca7ff057c544120N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2196

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-1-5-21-2636447293-1148739154-93880854-1000\desktop.ini.tmp

Filesize
26KB

MD5
e1a758fdfef2c25550be9841ddeede98

SHA1
b54fdf7f4d71c8230ba9dd0914b2b5b4f3e04a49

SHA256
8e72583a06920fe1e7fc257589de208d2aeaafbef3eaed89d7efce0552a00dd7

SHA512
9ff65c0292277b3704c10cb729aeeed8596d4933d5a3290d143e7906a431444992f9a6b27bb07e6ead72a7c66de9e1f854563b3d1d22b777f9806faf0f465cb7

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

Filesize
125KB

MD5
1bebafa870dc809c3c5f6c458d0cc016

SHA1
bc7511490a98a56bfe85ea794e88d867051bc098

SHA256
7bad9c3cbd14f07547d728abc257f0eb9a52f7f866df8c66fa8a6c7643e867a7

SHA512
8ca08e68c4a283d6b596f1388ba46408544458459c27d9a8e770fe7a8509bd10c6a1cd38d28e15dbad42f2ec619712486f6bcd9ebf7b4ba2eb279d2a203584c0

Download Submit
memory/2196-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2196-322-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download