70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4ab

Analysis

max time kernel
119s
max time network
96s
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 06:38

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General

Target

70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
Size

75KB
MD5

cc64a708880b5d0e95181c40e7e11eb0
SHA1

a236ea858cfeff41c70800098fe6336a89612b5f
SHA256

70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4ab
SHA512

a1c0abe9c5fefe97915ebb0c264cd2d2adfc823dd2bd93cf871c9531cf182e214a40b794458a199b586df06d59fa03d0dbe336dbe0c4957c4885e9f3a5a125b4
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjSEXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2r3:V7Zf/FAxTWtnMdyGdy4AnAJYq8YqZ

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4625) 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/3552-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000800000002345c-2.dat	upx
behavioral2/files/0x0014000000022913-6.dat	upx
behavioral2/memory/3552-902-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.ReaderWriter.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\vcruntime140_cor3.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Retail-pl.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription-ppd.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Common Files\System\msadc\adcjavas.inc.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.SecureString.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Input.Manipulations.resources.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest2-pl.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Retail-ul-oob.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-ul-phn.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\Client2019_eula.txt.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Common Files\System\msadc\fr-FR\msadcor.dll.mui.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\deploy\ffjcext.zip.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\Welcome.html.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial-ppd.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_Retail-ppd.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp5-ul-oob.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\SIST02.XSL.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_KMS_Client-ul-oob.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Grace-ul-oob.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_K_COL.HXK.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.CompilerServices.VisualC.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Principal.Windows.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXmlLinq.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\dtplugin\deployJava1.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jpeg.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ca\msipc.dll.mui.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Security.Cryptography.Pkcs.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019VL_MAK_AE-ul-phn.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\System.Spatial.NetFX35.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.SqlServer.Types.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Microsoft.Office.PolicyTips.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.ComponentModel.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\Microsoft.VisualBasic.Forms.resources.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Trial-pl.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\officeinventoryagentlogon.xml.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART5.BDR.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-white_scale-180.png.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Numerics.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-root.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Retail-ul-oob.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\AccessRuntime2019_eula.txt.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\STSLISTI.DLL.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.AnalysisServices.AdomdClientUI.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.Serialization.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.Win32.Registry.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Http.Json.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\pkcs11cryptotoken.md.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Trial-pl.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lt-lt.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Java\jre-1.8\bin\javafx_font.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AdeModule.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.Proof.Culture.msi.16.en-us.xml.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription2-ppd.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\StreamServer.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Windows.Forms.Design.resources.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemData.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pt-BR\WindowsBase.resources.dll.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RInt.16.msi.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\7-Zip\Lang\nn.txt.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\mesa3d.md.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_Subscription-pl.xrm-ms.tmp	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.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	70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe

C:\Users\Admin\AppData\Local\Temp\70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe
"C:\Users\Admin\AppData\Local\Temp\70245462a432f2a71b48c5fa85dacab869b51e48f29d6bc9cf50b6715854d4abN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3552

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
75KB

MD5
51f8709b1f35a024565fde9fabbdb27d

SHA1
469e7c78c57e684614a99e817751fddd0dfa140f

SHA256
704a4d76d68901db454fe868798e875712b26bc6314af2cda4332ddeb52d5d57

SHA512
5ceaf254672e65386b72bab9caba2fea29dd1ec5a6399aa4bc182bfc85d65bbae978e19387199913514243eef9ae7bcaf9cecbfb927efbaac914ac482390c236

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

Filesize
174KB

MD5
330c8e810236fd9280b49d53ec2a5373

SHA1
6bc627d6bb1d6724ea2182dc9e468ca9298b8fa7

SHA256
640d3077c7a009d5219d067663f282258efda41eb545b670bce3a3dbefd33432

SHA512
f35e50963092674074b5f84472708d96f2aebdeb01fe9d45a9de519368f9fbe19dc7bd65b9e5ebade89fc5a72dc018581c22abecdd67ad49a37f5a371adcbb93

Download Submit
memory/3552-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3552-902-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download