6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfb

Analysis

max time kernel
119s
max time network
97s
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 07:14

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Report Analysis Logs

General

Target

6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
Size

75KB
MD5

641526824f313b575d1950a899823530
SHA1

d690e67faafba3255cb501f8e584e8089a2db580
SHA256

6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfb
SHA512

fe8a5831d241335df8b914e235a7c85d17089e60a802bfc1efc6087ce19508d569b4bc02b5bc0116914a456238515a28aff57605ed260ea9689e0c4872d490db
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9iBT37CPKKdJJ1EXBwzE/:V7Zf/FAxTWoJJ7TiTW7JJ7Te

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4622) 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/3144-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00080000000234d9-2.dat	upx
behavioral2/files/0x00040000000228de-6.dat	upx
behavioral2/memory/3144-876-0x0000000000400000-0x000000000040B000-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\ko\PresentationFramework.resources.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Interceptor.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\cpprestsdk.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.DispatchProxy.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Controls.Ribbon.resources.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-pl.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp-ul-oob.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\mraut.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\tr-TR\tipresx.dll.mui.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_OEM_Perp-ppd.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial-ppd.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\SETLANG_K_COL.HXK.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\System.Web.Mvc.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\WindowsFormsIntegration.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Java\jre-1.8\lib\ext\localedata.jar.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.IsolatedStorage.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Forms.Design.resources.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_PrepidBypass-ppd.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-pl.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Java\jre-1.8\bin\ssvagent.exe.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr.jar.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Private.DataContractSerialization.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.Linq.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\UIAutomationTypes.resources.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Grace-ppd.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Grace-ul-oob.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.scale-180.png.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ru-ru.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.Native.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_PrepidBypass-ul-oob.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\PresentationFramework.resources.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jjs.exe.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Trial-pl.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\InputPersonalization.exe.mui.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.RegularExpressions.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-file-l1-2-0.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-ppd.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.FileVersionInfo.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Java\jre-1.8\bin\msvcp140_2.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Linq.Queryable.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Claims.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-pl.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-pl.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\7-Zip\Lang\sr-spc.txt.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Drawing.Primitives.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ul-oob.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-80.png.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R64.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial4-ppd.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\he\msipc.dll.mui.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-pl.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_COL.HXC.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.Extensions.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-ul-phn.xrm-ms.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\Bibliography\BIBFORM.XML.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.Win32.Registry.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.OpenSsl.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Xaml.resources.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-synch-l1-2-0.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-processthreads-l1-1-1.dll.tmp	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.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	6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe

C:\Users\Admin\AppData\Local\Temp\6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
"C:\Users\Admin\AppData\Local\Temp\6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3144

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
76KB

MD5
9bbd28522e4c04d8d4e08e274804ade8

SHA1
2037e1ab3d2f9f4063ca9be99effacdd79dd02f6

SHA256
2106d8c1664c9494e36d661a229388956bda1ab70a82e570e7fd6b4b25809eff

SHA512
32d4d6db88d17613cdee10ea3c1abee1f60ab157713f34e075e83f6d693c597192e469650bf3f392ed72aac30f793ba8f9707f47b12722008b1d9e87723a8246

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

Filesize
174KB

MD5
01f9925633cf8dcdbd18d5c5a5b0ab90

SHA1
efc7b0594596d75d05bd4c54b1b36d5dc7781f14

SHA256
cc1e7d49f4c64aaef57cc076003579ccbbd06c09fe39d2393f6d0b37efa63a5f

SHA512
df84fd3e3d394d4d0f4de86ca6725665a392dd041f47c330b1d525a816a014c1f22c70f5a407d76740967866fc85103b29e5e56fe1934b30ec461884aa56a45a

Download Submit
memory/3144-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3144-876-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download