4a353c9af43557971d3e5fe51bd2e346915db367e5e48f2b3079ebe6711d53b6

Analysis

max time kernel
120s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
28/07/2024, 01:19

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General

Target

2c7a9090783525f0d1719af5c99261a0N.exe
Size

82KB
MD5

2c7a9090783525f0d1719af5c99261a0
SHA1

3c7f5e72279180a0dfd25a838008dbcd63f9eaef
SHA256

4a353c9af43557971d3e5fe51bd2e346915db367e5e48f2b3079ebe6711d53b6
SHA512

8e95b6047c95e6339a5c5714ff8be25d43f5c220283f2f7cac4421e58dd4bcdc897ab8a510092e6f7438b48ea6ac4c1951db9f2bdbb3a45a7b5f2084a95cc0bd
SSDEEP

1536:W7Z9pApQESOHepOHe8G+6E65dyGdykNdNBK2LUf7XQL:69WpQE0zUzXg

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (1671) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\7-Zip\descript.ion.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\7-Zip\Lang\kk.txt.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrusash.dat.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\System\msadc\fr-FR\msadcor.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Tracing.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Controls.Ribbon.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Xaml.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.DispatchProxy.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\ReachFramework.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\UIAutomationClient.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\TipTsf.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msadcor.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\System\msadc\msdarem.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\ucrtbase.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Aero.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TipTsf.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsrus.xml.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\7-Zip\Lang\br.txt.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsesp.xml.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.Primitives.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ObjectModel.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\UIAutomationClientSideProviders.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\vcruntime140_cor3.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\UIAutomationClient.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\System\wab32res.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Forms.Primitives.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\IpsMigrationPlugin.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\1033\VSTOLoaderUI.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.FileSystem.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.TypeExtensions.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Web.HttpUtility.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\ReachFramework.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\7-Zip\Lang\tr.txt.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\ea.xml.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscorlib.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Buffers.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\UIAutomationClient.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\WindowsBase.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.DirectoryServices.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\7-Zip\License.txt.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.hr-hr.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\tabskb.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\UIAutomationClient.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\WindowsBase.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Windows.Controls.Ribbon.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\PresentationFramework.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\rtscom.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\ShapeCollector.exe.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\rtscom.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tr-TR\tipresx.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msdaprsr.dll.mui.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-convert-l1-1-0.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Xaml.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Ping.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.NETCore.App.deps.json.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Forms.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\PresentationUI.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ko-kr.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Windows.Forms.Primitives.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\WindowsFormsIntegration.resources.dll.tmp	2c7a9090783525f0d1719af5c99261a0N.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	2c7a9090783525f0d1719af5c99261a0N.exe

C:\Users\Admin\AppData\Local\Temp\2c7a9090783525f0d1719af5c99261a0N.exe
"C:\Users\Admin\AppData\Local\Temp\2c7a9090783525f0d1719af5c99261a0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:892

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-1-5-21-701583114-2636601053-947405450-1000\desktop.ini.tmp

Filesize
82KB

MD5
1b798c05c6eff217ce051d169976bc47

SHA1
a879d15c9accd70add5c4fe718f401deeda2e384

SHA256
5b654bdc50f2f70a4e72ebef69573b857ff035f57a5b5af217d8ead9717691d1

SHA512
28951c0d69f70357db99c364b2c0eec3f4cfcbef9007894d4d24ed9c344adccb20f525ef0c9a2eb4861775ed33e6d03a726ce05ce9e06c4c6b81b9a9f1d285b1

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

Filesize
181KB

MD5
ac58a0ee407b4e5ea8a63e1b64eeef4b

SHA1
6a15901c47d25961b689831151f23626a50d4094

SHA256
ebb0a77644c44c3907e74a6c43137191797b70b1c03d79c2f11cc7ed04b7d9b7

SHA512
82bbe4c59f596748603614f64eca22313c591c68f6dc82fe5d34ccc535ac464784f95b355f121f034f9988c644f72f881af7b3893924ade953fce4ff9e256aee

Download Submit