7232c0a34e77ed7fdce07435f1e10dca71a87c8d0ef5279233ccfa7fa297c9cb

Analysis

max time kernel
119s
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
05-09-2024 20:33

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General

Target

009d279beded6a1d1af30e8f0cf02780N.exe
Size

97KB
MD5

009d279beded6a1d1af30e8f0cf02780
SHA1

be83301148f3ffaec5300b85a829d24181201fcf
SHA256

7232c0a34e77ed7fdce07435f1e10dca71a87c8d0ef5279233ccfa7fa297c9cb
SHA512

5a63d35cdc7bff12ed461568d11326f23faebbafeb03909996b9e8499981840d71164ecc5923451f23fd96a0b8912a0fef8a2d93906b3447ee1388c21605f7a5
SSDEEP

1536:V7Zf/FAxTWoJJ7TzJwEpYBvkalreNSmIsFwzU4zjUkvuJrMlK9:fny1CigkMreNSnGwzckmJrMA9

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4378) 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/1700-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023475-2.dat	upx
behavioral2/files/0x0004000000022933-6.dat	upx
behavioral2/memory/1700-858-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-interlocked-l1-1-0.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_OEM_Perp-ul-oob.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.Xml.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\PresentationUI.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ppd.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdVL_MAK-pl.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest2-pl.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\vccorlib140.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\System\ado\adovbs.inc.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\sqlxmlx.rll.mui.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\System\Ole DB\sqlxmlx.rll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Input.Manipulations.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\UIAutomationTypes.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.office32ww.msi.16.x-none.xml.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-stdio-l1-1-0.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_KMS_Client-ul.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\mshwLatin.dll.mui.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Forms.Design.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\UIAutomationClientSideProviders.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\WindowsFormsIntegration.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\icu_web.md.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ppd.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvSubsystemController.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.FileSystem.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Http.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-pl.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\EXCELPLUGINCORE.DLL.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui\oskclearuibase.xml.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\.version.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-file-l1-2-0.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\t2k.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\net.properties.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Common.v4.0.Utilities.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.Immutable.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Primitives.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\UIAutomationTypes.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\icudtl.dat.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_Grace-ppd.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Pipes.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Emit.ILGeneration.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\clrgc.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\ReachFramework.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentDemoR_BypassTrial180-ul-oob.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Retail-ppd.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp2-ul-oob.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-handle-l1-1-0.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Windows.Forms.Design.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-environment-l1-1-0.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ul-phn.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_MAK_AE-pl.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcp120.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Common Files\System\it-IT\wab32res.dll.mui.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\UIAutomationTypes.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\WindowsFormsIntegration.resources.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-synch-l1-2-0.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-util-l1-1-0.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebProxy.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\vcruntime140_1.dll.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp2-ppd.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Grace-ul-oob.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_OEM_Perp-pl.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_Grace-ul-oob.xrm-ms.tmp	009d279beded6a1d1af30e8f0cf02780N.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	009d279beded6a1d1af30e8f0cf02780N.exe

C:\Users\Admin\AppData\Local\Temp\009d279beded6a1d1af30e8f0cf02780N.exe
"C:\Users\Admin\AppData\Local\Temp\009d279beded6a1d1af30e8f0cf02780N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1700

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
97KB

MD5
2c250fa126cfd028fcc61f9745b82fec

SHA1
267d4d8d02f7ed0e8e5bc8d930bf6a721849fae9

SHA256
3c90286c3438ea34136a1bcdffa5016b7a9d226e5fcc27e7cbaef7bd6cccea12

SHA512
22666cfc6854f036e1ed065d8066af98a51182a4e028d7453edadcff67a850ab575e3c9c259512ff5ebcd8a919fb1e9df90e5333b7c96445d8d66e98c4fac906

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

Filesize
196KB

MD5
d0ba6ea2418535edf4f9c661dc03e8ab

SHA1
3de360dad359701caa2a722465396d5a4e461d26

SHA256
b23589c3b27a9738281e35e2854f41202353edf96a1eb24cba9c20bbfa6cdf8c

SHA512
23dff6c635a123440ddce4a3713d913f0ed7bec21dcd346dd96ab12dcef72fce0e614d583003bca2dd46ba6f8f12beb1f46d29fe4637e212284f7fa296a18014

Download Submit
memory/1700-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1700-858-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download