179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3

Analysis

max time kernel
150s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 19:27

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General

Target

179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
Size

79KB
MD5

12ed6d3dfa86d388f9bb914f56ed9d91
SHA1

096bb743d99ed857fde8a1b38ae3ed2051ff72a7
SHA256

179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3
SHA512

203041b07492655a4e70f488ef21720b843567c0ba24e248fc78d8d7b44bbbf2d8abf9571f419ddc38579dcd6aec4ced2ca4b715c5ab8128e2f72dbbdc076513
SSDEEP

1536:V7Zf/FAxTWoJJ7TDTW7JJ7TDi/D5zf6ydyf+abMkF24kzK3jbrCkoRWNkzi/D5zR:fny1wXi/D5zf6ydyf+abMkF24kzK3jb9

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4870) 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/3120-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000900000002347b-2.dat	upx
behavioral2/files/0x0004000000022922-6.dat	upx
behavioral2/memory/3120-848-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Forms.Design.resources.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Java\jre-1.8\lib\management\management.properties.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_MAK-ppd.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TipRes.dll.mui.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.XmlSerializer.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Retail-pl.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\vk_swiftshader_icd.json.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp2-ul-oob.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-pl.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-timezone-l1-1-0.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.TypeExtensions.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Formats.Asn1.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\npjp2.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019MSDNR_Retail-ppd.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Retail-ul-phn.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_COL.HXC.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-convert-l1-1-0.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.hash.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Numerics.Vectors.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Extensions.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.AccessControl.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Security.Cryptography.Pkcs.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\thaidict.md.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail-ul-phn.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Http.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Algorithms.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\System.Windows.Forms.Primitives.resources.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Java\jre-1.8\bin\nio.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ul-oob.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Common Files\System\ado\fr-FR\msader15.dll.mui.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Windows.Forms.Design.resources.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\UIAutomationProvider.resources.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Retail-pl.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ul-phn.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TellMePowerPoint.nrr.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.XLHost.Modeler.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\7-Zip\Lang\an.txt.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_SubTrial-pl.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Century Gothic.xml.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest-ppd.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial2-pl.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-white_scale-80.png.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Emit.ILGeneration.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\Microsoft.Win32.Primitives.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Diagnostics.EventLog.Messages.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-datetime-l1-1-0.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\client-issuance-ul-oob.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_Subscription-ul-oob.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL.HXS.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_MAK-ppd.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ul-oob.xrm-ms.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL048.XML.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipRes.dll.mui.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\sqloledb.rll.mui.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebSockets.Client.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\freebxml.md.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\System.ValueTuple.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.VisualBasic.dll.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.officemui.msi.16.en-us.xml.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\es-ES\msinfo32.exe.mui.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelTellMeOnnxModel.bin.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msaddsr.dll.mui.tmp	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.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	179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe

C:\Users\Admin\AppData\Local\Temp\179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe
"C:\Users\Admin\AppData\Local\Temp\179f7c4790f79af322bfd325d9154b85e3b568f306f97016983a7b8f7ab339f3.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3120

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-1-5-21-355097885-2402257403-2971294179-1000\desktop.ini.tmp

Filesize
79KB

MD5
ec79f14ee2fe3b7aad8ada1d367701b4

SHA1
3df5481639062da31bdf1b14de994f04fd4ef8df

SHA256
bafddd52490d0c004d5a198728693cdfbc391f3647836d7cc45c7717c13388ca

SHA512
fc2cc66062a92f8e8f4a11d022842bd1a8b6fd743aae96692e31db94b0d72990bfdb51b3e79c998a7177b225a1018603ce0838fd6568b8596c4bd1e42b9a9807

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

Filesize
178KB

MD5
7963b5df96024493cbd2fac59160c480

SHA1
bc2c03f85150769ede67f5df27d9aa93644d7df0

SHA256
b88cbbf4170a00aff013aeae8bf125df23c6a61d6591f6f3206a6e153352d714

SHA512
d069145af9178dd04690ddc7353a74fbf21d38378a9942e5ca521cda1803dda2ac482d40f1d5c782996e14f40c7d5f93d0f9bf6a0e23733e9563fb71906fd76f

Download Submit
memory/3120-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3120-848-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download