7ab89218f87eec265ed366bcb1bfdafd99389e4406c0ca529ad1cf59990274cd

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23/07/2024, 20:30

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General

Target

0575a6ecc31fecd8b2b4323a3ae21890N.exe
Size

43KB
MD5

0575a6ecc31fecd8b2b4323a3ae21890
SHA1

eab660ce7c1b42e908929e3780301965ec65419a
SHA256

7ab89218f87eec265ed366bcb1bfdafd99389e4406c0ca529ad1cf59990274cd
SHA512

00a5996193b2fb7c77764c864c3256bd2913533afc6e171898eaba8be03884a58a6ebb0a7b974ae0833d782e8303820fd12fa7763305e2f77daad2ce0588f213
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJXGiXZ7gC:V7Zf/FAxTWoJJX7

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4313) 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/4852-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000800000002347f-2.dat	upx
behavioral2/files/0x0014000000022905-6.dat	upx
behavioral2/memory/4852-1778-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Xaml.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\freebxml.md.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ul-oob.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-ppd.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\7-Zip\Lang\bg.txt.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Printing.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Garamond.xml.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fi-FI\tipresx.dll.mui.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\WindowsFormsIntegration.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Calibri-Cambria.xml.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Internet Explorer\sqmapi.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\pkcs11cryptotoken.md.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TelemetryDashboard.xltx.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\7-Zip\Lang\af.txt.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\mshwLatin.dll.mui.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TipTsf.dll.mui.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Client\vccorlib140.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\BHOINTL.DLL.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ul-oob.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Interop.MSDASC.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Requests.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Controls.Ribbon.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-ul-phn.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\directshow.md.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Office Theme.thmx.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.Debug.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.Primitives.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationProvider.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jre-1.8\bin\instrument.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Core.NetFX35.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.Recommendation.Client.Picasso.Sampler.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\PresentationUI.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Windows.Forms.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\VisualElements\SmallLogoCanary.png.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\PresentationUI.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019MSDNR_Retail-pl.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.VisualStudio.Tools.Applications.Runtime.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Xaml.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-time-l1-1-0.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.Authorization.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\TipTsf.dll.mui.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Common Files\System\msadc\en-US\msaddsr.dll.mui.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\UIAutomationTypes.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_PrepidBypass-ppd.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WINWORD_COL.HXC.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Numerics.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-handle-l1-1-0.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription5-pl.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\System.Windows.Controls.Ribbon.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Consolas-Verdana.xml.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Retail-pl.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Common Files\System\ado\msado25.tlb.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.Uri.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClientSideProviders.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\UIAutomationProvider.resources.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_SubTrial-pl.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Extensions.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-math-l1-1-0.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\dtplugin\npdeployJava1.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jawt.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-ul-oob.xrm-ms.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.cs-cz.dll.tmp	0575a6ecc31fecd8b2b4323a3ae21890N.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	0575a6ecc31fecd8b2b4323a3ae21890N.exe

C:\Users\Admin\AppData\Local\Temp\0575a6ecc31fecd8b2b4323a3ae21890N.exe
"C:\Users\Admin\AppData\Local\Temp\0575a6ecc31fecd8b2b4323a3ae21890N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4852

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
44KB

MD5
a76059c4005248e11f9ec7b425d87a40

SHA1
742b765cb3f645b5e6d85bfc0355c0a709214972

SHA256
3e705a49ce5903136e31d8ab9361d1510a7795962e41e738568938ee599eb746

SHA512
019d04dab68f1f259aa0b6254b37d4a57c2c5d577f150cc6564627b5d6c7954000599d2bd1f155914aaf9965d5a3fad829bf2ee7495b25d306f85c13501995f6

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

Filesize
142KB

MD5
63a4afa5986ae073f6f54cf5cbe9613f

SHA1
3e3d5174e800ced07dc5a82d86b1d8554110d182

SHA256
ab28ccc298f7a0edce2687452d22a2cc1560052ef7101b4ced124bfb5124b88b

SHA512
ed45a6b4c137ef366b854e1092a5cbefd7a3d3a3945b33d7009f5851506815892369be2c5d7a99075af4398ec806f2d2d9fbc747d3f32b5b1ff81e25cfc96a3f

Download Submit
memory/4852-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4852-1778-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download