4208e4ae0ab0a859360c88a4b735c1a46ca83de971a830ecf8f94307dd43c93f

Analysis

max time kernel
60s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 18:00

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General

Target

34140cb32a48c91a4fc9f22291c175f0N.exe
Size

25KB
MD5

34140cb32a48c91a4fc9f22291c175f0
SHA1

e9cd04949537ba652d9358f57b02f599ef70db43
SHA256

4208e4ae0ab0a859360c88a4b735c1a46ca83de971a830ecf8f94307dd43c93f
SHA512

217d9e1351db13c8cf8d98c8552eb6f5613ba0d6ecadece2aa790f448554df1c9fe9b2fd28084c2e07aa364f5cb8ed25bddb322dea821e39363dced708387974
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9Hx7oDo+:CTW7JJ7Tc

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (1838) 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/1032-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x0009000000023451-2.dat	upx
behavioral2/files/0x0014000000022913-6.dat	upx
behavioral2/memory/1032-953-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\msdasqlr.dll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\System\ado\it-IT\msader15.dll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\System\ado\msador15.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\clrjit.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Luna.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\UIAutomationClientSideProviders.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Forms.Primitives.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\cs-CZ\tipresx.dll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\tipresx.dll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\TabTip.exe.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Globalization.Calendars.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\ReachFramework.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Forms.Design.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ar-sa.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Xaml.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Windows.Input.Manipulations.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\7-Zip\Lang\hy.txt.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Contracts.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\WindowsBase.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationCore.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\te.pak.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\7-Zip\descript.ion.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationUI.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Forms.Design.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\VC\msdia90.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\sqloledb.rll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Configuration.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Cryptography.Algorithms.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\UIAutomationClientSideProviders.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\PresentationFramework.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\vcruntime140_cor3.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-time-l1-1-0.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationClientSideProviders.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Printing.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\7-Zip\Lang\is.txt.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.pt-pt.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\rtscom.dll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-libraryloader-l1-1-0.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.FileSystem.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\ReachFramework.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Windows.Forms.Design.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\InputPersonalization.exe.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.NETCore.App.runtimeconfig.json.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\ReachFramework.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsptg.xml.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.CSharp.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.NetworkInformation.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Forms.Primitives.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\7-Zip\Lang\ug.txt.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClientSideProviders.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationCore.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\WindowsBase.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\lt-LT\tipresx.dll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Data.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Input.Manipulations.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msdaprsr.dll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Design.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\he-IL\tipresx.dll.mui.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.DriveInfo.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\Microsoft.VisualBasic.Forms.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Windows.Input.Manipulations.resources.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.exe
File created	C:\Program Files\Common Files\System\msadc\msadds.dll.tmp	34140cb32a48c91a4fc9f22291c175f0N.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	34140cb32a48c91a4fc9f22291c175f0N.exe

C:\Users\Admin\AppData\Local\Temp\34140cb32a48c91a4fc9f22291c175f0N.exe
"C:\Users\Admin\AppData\Local\Temp\34140cb32a48c91a4fc9f22291c175f0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1032

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-1-5-21-656926755-4116854191-210765258-1000\desktop.ini.tmp

Filesize
25KB

MD5
28e6de742a63147c4967d0947ce50386

SHA1
40e1b83a8ed2603bcd51294f0c487235ce3b5a93

SHA256
d9e4cd080f4feb1147189a93cbb129fce146b7fe92dd9e50c5c75d97695dd8a7

SHA512
dc21bd3978bf7d4f648e7c10dc7b0abeba7fe3d3b83191dc3a92866fffcf5e20145cad9627fe6e391ea60aafeddecdca3c80b94d088ce71ed0df6fe735790a93

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

Filesize
124KB

MD5
25ccf35e976fcfac78c308d98465eaeb

SHA1
46585636e6efef631204d7e375654c257d6ddad3

SHA256
a166cef586ed217dbfc41345f203229f2fd1989e5fbda4b1733dfca5435d5919

SHA512
3f9636adf12c510eade48f4a5b00d9551a213f25053da7e3f2e02c755a146cf7b8996bab756eb4de9a122c1b32428ec4e6871c457f66757153b3e139160e0b48

Download Submit
memory/1032-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1032-953-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download