0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdb

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 06:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
Size

47KB
MD5

8a1fe52adca55a10c71ea5089c903830
SHA1

434094368bdf036da69294fadbfa2b199f63ebf4
SHA256

0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdb
SHA512

41a971e5e7fb09f2b1e072156c9a8b9da9fd65f5a5964b1e73ebfc33f985a293638100d9915b62b106671b007040cafdd867d191d36f9da9fcc1666053134673
SSDEEP

768:kBT37CPKK1EXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rcu90TKe+0TKeinMdc:CTWUnMdyGdyoIOI7

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5274) 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/3668-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x000900000002343b-2.dat	upx
behavioral2/files/0x000c0000000220a6-6.dat	upx
behavioral2/memory/3668-1008-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TelemetryLog.xltx.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-white_scale-80.png.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-pl.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-ppd.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-ul-oob.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLPROXY.DLL.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Pipes.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationUI.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Internet Explorer\es-ES\ieinstal.exe.mui.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL054.XML.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfxswt.jar.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\XLINTL32.DLL.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OFFSYMSB.TTF.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\react-native-win32.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.DiagnosticSource.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationClient.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Collections.NonGeneric.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\PresentationFramework.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\Microsoft.VisualBasic.Forms.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Windows.Forms.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\UIAutomationClientSideProviders.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-processthreads-l1-1-1.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main.xml.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\clretwrc.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Java\jre-1.8\lib\fontconfig.properties.src.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Retail-ppd.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_Subscription-ul-oob.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\shaded.dotx.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Excel.Common.FrontEnd.XmlSerializers.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Xaml.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\PresentationFramework.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-convert-l1-1-0.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ul-phn.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_COL.HXT.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Retail-ul-phn.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-localization-l1-2-0.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-ul-oob.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremDemoR_BypassTrial365-ppd.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription4-ul-oob.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\PresentationCore.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ReachFramework.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome.exe.sig.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-pl.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Core.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\PresentationFramework.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Retail-pl.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Diagnostics.PerformanceCounter.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\WindowsBase.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\decora_sse.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\TipTsf.dll.mui.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebClient.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.DataContractSerialization.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_OEM_Perp-ul-phn.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp3-ul-oob.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial2-ppd.xrm-ms.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.contrast-white_scale-100.png.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Common Files\System\Ole DB\msdasql.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\UIAutomationClient.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\msvcp140.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Forms.Primitives.resources.dll.tmp	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.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	0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe

C:\Users\Admin\AppData\Local\Temp\0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe
"C:\Users\Admin\AppData\Local\Temp\0388c84b8e4530f74ce376c79eda020246386dd0625ec438a7b885898c147bdbN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3668

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

Loading Replay Monitor...

Downloads

C:\$Recycle.Bin\S-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

Filesize
47KB

MD5
a4e2eb6c1af4ff8f3f7a635036ccf8d1

SHA1
ae453416eb4713abd278a1ddb6f31064ea85d0a0

SHA256
f8b2743ff8e1cd3c70a35f8599d5f6d82f395a3020af0749486653b20f8ac5a2

SHA512
511d75f7afaafef77c267a580e1eedca5cc3c4123d09239418536bbfa1d9f43abe948a8e69901caf420eedde9ca7d185cc85d13d4d398bf4cb7f525af796aff8

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

Filesize
146KB

MD5
d8b081766d76cb9de7621ad8da31838c

SHA1
7e7c1859fbaa13b4265842589798b812bdc89667

SHA256
62f7b1737df2eb4e9ffbbcdd7f1145f9eaaad628b5e3ba155c9521bd55d66577

SHA512
ce4c0a2df5417d09bba2a3b127f7270014800d4ab7a198a5f935b2dd247e23b709219f07be1ac9c296c3ec8a6722b080d9267917410b4a4b73be84b6bae2581d

Download Submit
memory/3668-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3668-1008-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download