0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195

Analysis

max time kernel
149s
max time network
143s
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 06:29

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General

Target

0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
Size

25KB
MD5

9530aa266e909ed54d97446b13bfdd80
SHA1

e810788c571ccd3291808586f02a0259cec8fe56
SHA256

0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195
SHA512

373cf6b7ebcc81df68d926e593a183d862f789b023babf7713900bdac03d3c8ec6bc2d2eeb5bf0073c097a952e8f48efe446bf22b681e4a06a96be63a100a59f
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9KY1YI:CTW7JJ7Tt

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5200) 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/2540-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x00090000000233e4-2.dat	upx
behavioral2/files/0x00040000000228de-6.dat	upx
behavioral2/memory/2540-1016-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\7-Zip\Lang\hu.txt.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tipresx.dll.mui.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-file-l1-2-0.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework-SystemData.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-util-l1-1-0.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-ppd.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.scale-100.png.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\tipresx.dll.mui.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Numerics.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework-SystemXml.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\en-US.pak.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ppd.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-ppd.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Trial-ul-oob.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.zh-tw.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Windows.Forms.resources.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial-ppd.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial4-ul-oob.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookVL_MAK-ul-oob.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_Grace-ppd.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONBttnIE.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Common AppData\Microsoft\OFFICE\MySharePoints.ico.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Office.Interop.Excel.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Common Files\System\msadc\en-US\msaddsr.dll.mui.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Common Files\System\msadc\msdaremr.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.Common.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.Primitives.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\WindowsFormsIntegration.resources.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages.properties.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_OEM_Perp-ul-oob.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Private.DataContractSerialization.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jfr\profile.jfc.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-synch-l1-1-0.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_CopyNoDrop32x32.gif.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-ul-oob.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.fr-fr.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipscsy.xml.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-locale-l1-1-0.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_KMS_Client_AE-ul.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-ul-oob.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.JavaScript.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationUI.resources.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-ppd.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-140.png.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN026.XML.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\UIAutomationTypes.resources.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ul-phn.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Contracts.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Globalization.Calendars.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Quic.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Cryptography.ProtectedData.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Client\C2R32.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial2-pl.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\7-Zip\Lang\ar.txt.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\ShapeCollector.exe.mui.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebHeaderCollection.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\WindowsFormsIntegration.resources.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jps.exe.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmuxmui.msi.16.en-us.xml.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Trial-ppd.xrm-ms.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\WindowsBase.resources.dll.tmp	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.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	0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe

C:\Users\Admin\AppData\Local\Temp\0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe
"C:\Users\Admin\AppData\Local\Temp\0e901a3e681797c2dd03c7f776d010c341bd7a95eea451eaa9a7c05a4dfba195N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2540

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-1-5-21-2718105630-359604950-2820636825-1000\desktop.ini.tmp

Filesize
25KB

MD5
98c79ec77e24e7610306256587158390

SHA1
573244a7cb5dc13030e4cdaa4ed5569dafc9c48b

SHA256
b2593af16aa2c887d0352b9789f8272b8ea03645c544939a3cb0ee3ed3c6af60

SHA512
f36fa705bf25481bc8ca0cefd3150456cd8f4434d54e6ed24e6e0d412d665443863e419c7141b40b321854c436f556806a2bd1a5d30937bff45672eeb6ccc325

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

Filesize
124KB

MD5
0ebc98eb1e277fc212c24d320e402b53

SHA1
3be8d9980aa8eb4c824cfdfeead270b1fdabb09d

SHA256
d191fdb7b892f857170a42c4b1fa89a75d79749d022afa1b21bd6f414595febc

SHA512
22ffa95976728809f94f727e5c94908beda3bc78ccbd9cf9d44033534e8b76aeead89ef2f6edd6fe73464d94ef9d31f874b940d59f8e8d2ed49611f92f28067c

Download Submit
memory/2540-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2540-1016-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download