3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48

Analysis

max time kernel
120s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 03:15

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General

Target

3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
Size

43KB
MD5

028d6a164ce0f502b327e34b22431cf0
SHA1

4185bf1931498ecedb88f478d213c4f2a95a402e
SHA256

3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48
SHA512

3ab6652f55c379d7bf8eb153ea9f6137f93747104a6c66403b46140c800a8bdd660523d8942aec0f6c70a0bd17260c877b2e96934914bb1c13277a3efe98d455
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBf:V7Zf/FAxTWoJJZENTBf

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4209) 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/1768-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000a000000023bfa-2.dat	upx
behavioral2/files/0x001400000002292e-6.dat	upx
behavioral2/memory/1768-652-0x0000000000400000-0x000000000040B000-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\zh-Hans\PresentationFramework.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Forms.Primitives.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest1-ul-oob.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Trial-ppd.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lt-lt.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Serialization.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\ReachFramework.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationTypes.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\AccessRuntime_eula.txt.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Document.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ObjectModel.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_OEM_Perp-ppd.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-ul-oob.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-pl.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Crashpad\settings.dat.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProDemoR_BypassTrial180-ppd.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\VVIEWRES.DLL.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\7-Zip\Lang\is.txt.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\javafx\gstreamer.md.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Office 2007 - 2010.xml.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial4-ul-oob.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\DirectWriteForwarder.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Forms.Primitives.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\WindowsBase.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\es.pak.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\InkObj.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\dxcompiler.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\klist.exe.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\STSLIST.CHM.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\sl-SI\tipresx.dll.mui.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Xaml.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\PresentationFramework.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Java\jre-1.8\bin\msvcp140_1.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsptg.xml.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Globalization.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-processenvironment-l1-1-0.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Grace-ppd.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Collections.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Extensions.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Grace-ul-oob.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MsoAriaCApiWrapper.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\ReachFramework.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Input.Manipulations.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalPipcR_OEM_Perp-ppd.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Extensions\external_extensions.json.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javah.exe.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\7-Zip\Lang\co.txt.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\nb-NO\tipresx.dll.mui.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\UIAutomationClientSideProviders.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\UIAutomationClientSideProviders.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVCatalog.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\dbgshim.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\Microsoft.VisualBasic.Forms.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\PresentationUI.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Java\jre-1.8\bin\dt_socket.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Java\jre-1.8\lib\fonts\LucidaTypewriterRegular.ttf.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial-Times New Roman.xml.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp4-ul-oob.xrm-ms.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationFramework.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\WindowsBase.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationProvider.resources.dll.tmp	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.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	3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe

C:\Users\Admin\AppData\Local\Temp\3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe
"C:\Users\Admin\AppData\Local\Temp\3532e1cb039401a531caa887415a747d28ec3d779bc65b5525a643b3158fab48N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1768

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-1-5-21-940901362-3608833189-1915618603-1000\desktop.ini.tmp

Filesize
43KB

MD5
d39ccfef0ea4b67f9a0416de0eef9183

SHA1
a60812cb422072215f4a5d84488eac662f44c280

SHA256
5ed50ea008c23092ede7f0cafee603c885577d7f53f8739d84cec9597771ef20

SHA512
4f42964d765922cb93bd0c53d5310acaabec702fce9a5eff387a77d297543ad0fd563795e049c9a6be467728d18912ed9e23677cae11dc6f11567fe1a1203aac

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

Filesize
142KB

MD5
75151224a8afc50030fc6d6b38abd064

SHA1
118c7c06e61d854fca53e1b2a3262a1f09357403

SHA256
e587e525cb383f0cb13d0166fbeb5056f56e83a7aed60d32cee0ec754d7ca6ed

SHA512
72c7632d1719d66b1f317c6dbf5f988d5ceae29bf33e8f08d183c6f985f8eb089915897669e64f2d245ed0d10fb7382c9e89adc400b046c2392317602ef24600

Download Submit
memory/1768-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1768-652-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download