b94e446b5b4ccd2e2696e8b5534e3a0cf13461ec67390ea5bb41343a9c7cc1e7

Analysis

max time kernel
120s
max time network
54s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 18:37

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General

Target

9029eacdbe7f00f198ea5845996913a0N.exe
Size

105KB
MD5

9029eacdbe7f00f198ea5845996913a0
SHA1

4f0c57231c7870b24a00c82fc6b1c92dcf0b67e7
SHA256

b94e446b5b4ccd2e2696e8b5534e3a0cf13461ec67390ea5bb41343a9c7cc1e7
SHA512

1f6202a71a7454f030b85570b57b9777ce19cbcf90c31e1f26df7dc9872914270d25180c5443fd1324673a0fb2e55dfbe70509e5dafdbeef2e42f3f3d4d16699
SSDEEP

1536:V7Zf/FAxTWoJJZENTBWv36pTW7JJZENTBWv36H6:fny1tEevPtEev86

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4445) 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/4600-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233f4-2.dat	upx
behavioral2/files/0x0014000000022936-6.dat	upx
behavioral2/memory/4600-850-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.TraceSource.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\WindowsBase.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-profile-l1-1-0.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Author2XML.XSL.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\java_crw_demo.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.DataIntegration.FuzzyMatching.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-140.png.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\UIAutomationClient.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\zh-CN\tipresx.dll.mui.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Common Files\System\msadc\en-US\msdaremr.dll.mui.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Frosted Glass.eftx.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription2-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad.xml.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationTypes.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jre-1.8\bin\java.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encodings.Web.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.ThreadPool.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-black_scale-180.png.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-environment-l1-1-0.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\santuario.md.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_KMS_Client-ul-oob.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationClientSideProviders.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\glib-lite.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Grace-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\offsymxb.ttf.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PenImc_cor3.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_OEM_Perp-ul-phn.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_SubTrial-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\ReachFramework.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Common Files\System\ado\ja-JP\msader15.dll.mui.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.zh-cn.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.Serialization.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-localization-l1-2-0.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\COPYRIGHT.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Trial-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVClientIsv.man.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\xerces.md.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.office32ww.msi.16.x-none.xml.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\accessibility.properties.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\System.Windows.Controls.Ribbon.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\ReachFramework.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\WindowsBase.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription3-ul-oob.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_F_COL.HXK.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.reportviewer.common.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-time-l1-1-0.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Threading.AccessControl.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\santuario.md.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Retail-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\he-IL\tipresx.dll.mui.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Trial-ul-oob.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_PrepidBypass-ppd.xrm-ms.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	9029eacdbe7f00f198ea5845996913a0N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\sql90.xsl.tmp	9029eacdbe7f00f198ea5845996913a0N.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	9029eacdbe7f00f198ea5845996913a0N.exe

C:\Users\Admin\AppData\Local\Temp\9029eacdbe7f00f198ea5845996913a0N.exe
"C:\Users\Admin\AppData\Local\Temp\9029eacdbe7f00f198ea5845996913a0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4600

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
105KB

MD5
4ee7f9b39614bff271845f4760d8e6e8

SHA1
863f3d1e48911be4b853a51f7dac17a2b0fb1f3e

SHA256
03a4235a188ee43c1dd1660f395142b5344ff7631c2d5927780298d73082acc5

SHA512
1b1738ddc9e2f236b0baa682293914385fc886c43ae07ec6651c4ec5972bd6b7a5bb78a6184b4912ff2b67050c0ee1868e8bf0fc2b2937f60ddf326733cb7961

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

Filesize
204KB

MD5
d95962eaad62e68d9c8b4a7c70b93fc4

SHA1
81fb42a567b79b8330dea66459c2575b7a84451a

SHA256
11b96c1284663850569087c684a16b18748f4b4a5e38b3bcb01bf4b6ea3ce0e8

SHA512
b44202ba2744a39de0bcbef5e6db5eb6db3da057c2279d196d392b02b506604d8983cff647d31b98f0bbbb26f7beb7d6614ec669335b9517f89a3b9f13b55a53

Download Submit
memory/4600-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4600-850-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download