b4b80de10f49bbce4572127175625e584ff5d493abb506ea1f518a308193cc37

Analysis

max time kernel
120s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 04:41

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General

Target

5fc35efd7b924a87259004a18922ef00N.exe
Size

91KB
MD5

5fc35efd7b924a87259004a18922ef00
SHA1

d6d154e2fce2f9d1a8cac1d5458bec47db1e5bed
SHA256

b4b80de10f49bbce4572127175625e584ff5d493abb506ea1f518a308193cc37
SHA512

5080d5b1f4aace2cc250ccba5d4ab7932347e7636911ef1998683cd08542c93082507a73b0b15e50ca4e4dcce69eb508b7a556b85d516f0c99aabbf96ab56847
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8asUsxe+eX7n97nPll7n97ngBkEi3lE:KQSohsUsxe+erZLZgBn

Score

9^/10

ransomware upx

Malware Config

Signatures

Renames multiple (4357) 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/4716-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/files/0x0009000000023481-2.dat	upx
behavioral2/files/0x001400000002291a-6.dat	upx
behavioral2/memory/4716-1034-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\7-Zip\Lang\de.txt.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcp140.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jdk-1.8\lib\sa-jdi.jar.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-localization-l1-2-0.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Drawing.Design.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jre-1.8\bin\verify.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\InputPersonalization.exe.mui.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial5-ppd.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.StackTrace.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\zh-TW.pak.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-string-l1-1-0.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_Grace-ppd.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Document Parts\1033\16\Built-In Building Blocks.dotx.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebHeaderCollection.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\WindowsBase.resources.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationProvider.resources.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Resources.Extensions.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_MAK-ppd.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-ul-oob.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTest-ppd.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\sqloledb.rll.mui.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\mscorlib.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.AppContext.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Pipes.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Forms.Primitives.resources.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\XLLEX.DLL.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\System.Windows.Forms.resources.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\PresentationFramework.resources.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Controls.Ribbon.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Windows.Input.Manipulations.resources.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jawt.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-pl.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019VL_KMS_Client_AE-ul.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-ul-oob.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Retail-ul-oob.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Common Files\System\ado\adojavas.inc.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\WindowsBase.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jre-1.8\bin\jpeg.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-ul-oob.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_Trial-ul-oob.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ppd.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipssrl.xml.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\vstoee.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Design.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ja\System.Windows.Forms.Design.resources.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\Locales\fa.pak.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.Annotations.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\UIAutomationClient.resources.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_COL.HXC.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-ul-phn.xrm-ms.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\7-Zip\7-zip.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Requests.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\dcpr.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\unicode.md.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Pipes.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\coreclr.dll.tmp	5fc35efd7b924a87259004a18922ef00N.exe

C:\Users\Admin\AppData\Local\Temp\5fc35efd7b924a87259004a18922ef00N.exe
"C:\Users\Admin\AppData\Local\Temp\5fc35efd7b924a87259004a18922ef00N.exe"
1⤵
- Drops file in Program Files directory
PID:4716

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-2990742725-2267136959-192470804-1000\desktop.ini.tmp

Filesize
91KB

MD5
57c8360d087ad8e45c54f0aec0872d41

SHA1
f8626e6a50e0920f268919c2d8b5b97fe367f681

SHA256
201302da651705751e419a4780264a33a038661283640b5580ae609364ef2436

SHA512
36a45f996b1ae01970b8bfac1e6ec020c712413b6a4fbaaf3de243417849f09034ea699d4457fca1e162dea4d053ceb6d9c8e2463b979ddb81431f28f670f8e2

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

Filesize
190KB

MD5
cd98fd1fdc638514506b330326f2e868

SHA1
5306f715545167c0269b1efb4833c9af8dd1edf2

SHA256
af34b6bc17aae9a4eebbed00f3da056ae8fee3c07c98a6c96d9360c99eb558b0

SHA512
b58be4ee013de874b456956920ec3b621cc8ea812d4e3cd60eecf7c2bd5de75281eeee777995b0a536b1a9912e622be055b8501be3d3a42e783a89b24df13e60

Download Submit
memory/4716-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4716-1034-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads