61b102f985452d851420617da961ce00fc5ef4ebbd53394f2be17e4a4b96b3b5

General

Target

7d6715d43da05d57b6ebcdfa4633d110N.exe
Size

79KB
MD5

7d6715d43da05d57b6ebcdfa4633d110
SHA1

9c40162e2385a89fee2f578f16982dfe25df3044
SHA256

61b102f985452d851420617da961ce00fc5ef4ebbd53394f2be17e4a4b96b3b5
SHA512

438b9be085b82682afae31fa38679f98ba6ed02527014d57c6e75aa3d973bee4b70a5e99344f87ebe146311725e58d9bedf468d9699462acc75304335c1bbfc1
SSDEEP

1536:/7ZQpApze+eJfFpsJOfFpsJeFrxFrZY0QT:9QWpze+eJfFpsJOfFpsJ0rDr8

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (1657) 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

Processes:

7d6715d43da05d57b6ebcdfa4633d110N.exe

description	ioc	process
File created	C:\Program Files\Common Files\System\ado\msado25.tlb.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledbvbs.inc.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\.version.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\PresentationFramework.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationProvider.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ComponentModel.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.HttpListener.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebSockets.Client.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Overlapped.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\PresentationUI.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Input.Manipulations.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\7-Zip\Lang\br.txt.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\TipTsf.dll.mui.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.Linq.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.Annotations.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\ReachFramework.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.AeroLite.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\ShapeCollector.exe.mui.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\System\ado\msader15.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\Microsoft.VisualBasic.Forms.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\System\msadc\msaddsr.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Ping.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.Win32.SystemEvents.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.ServicePoint.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationClientSideProviders.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Drawing.Common.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebSockets.Client.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Forms.Primitives.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\Microsoft.VisualBasic.Forms.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Aero.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.zh-cn.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipRes.dll.mui.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.NETCore.App.runtimeconfig.json.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Primitives.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\Microsoft.VisualBasic.Forms.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XmlDocument.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\UIAutomationClientSideProviders.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\rtscom.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Controls.Ribbon.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.Luna.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\7-Zip\Lang\az.txt.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\System\msadc\msdfmap.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.OpenSsl.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\System.Windows.Forms.Primitives.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\PresentationCore.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Security.Cryptography.Pkcs.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Concurrent.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Loader.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\netstandard.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Input.Manipulations.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrusash.dat.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ComponentModel.TypeConverter.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Memory.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.XPath.XDocument.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationCore.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\keypadbase.xml.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\vstoee.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Native.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Claims.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Controls.Ribbon.resources.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Xaml.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVCatalog.dll.tmp	7d6715d43da05d57b6ebcdfa4633d110N.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

Processes:

7d6715d43da05d57b6ebcdfa4633d110N.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7d6715d43da05d57b6ebcdfa4633d110N.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7d6715d43da05d57b6ebcdfa4633d110N.exe

C:\Users\Admin\AppData\Local\Temp\7d6715d43da05d57b6ebcdfa4633d110N.exe
"C:\Users\Admin\AppData\Local\Temp\7d6715d43da05d57b6ebcdfa4633d110N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1924

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-2636447293-1148739154-93880854-1000\desktop.ini.tmp
Filesize
80KB

MD5
19104455c6770a651cc246a3b197ac3f

SHA1
235d420cd5f45d954f46e431556c83e39ade6a91

SHA256
2b1059a4b0cf6cde094909fb73f09a248c96538e267ecb65a87a382a18f86e4f

SHA512
d1060c0a8d635087df0c5fc30b5a11239e77d503b778be469a609f127e9ce200a525f4f74bd4a19ca767aca1de16530bb4bf149629eeed260b63e71090c7f7f3

Download Submit
C:\Program Files\7-Zip\7-zip.dll.tmp
Filesize
178KB

MD5
a00b385b3bb558dd89bd6ce155e3cb54

SHA1
58f16950ce59111a726a6cfe0205d034de8503a6

SHA256
33b7cca4b8b01862dabc66335e1c6fd460a09600e0a0365cbf629a6be2d3e378

SHA512
bca0b5c033ea3d4cbc3f8b4628f77c311dc70f8a3c702925e3c0d754cb8cdf294fd0ab320c8ce7ca3d604656b55a9262865d69b42c9e92ca7b008db509168e16

Download Submit
memory/1924-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1924-1028-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

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