15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1f

Analysis

max time kernel
120s
max time network
94s
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 06:57

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General

Target

15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
Size

59KB
MD5

2370ee7bdbe16a63afeb506101828840
SHA1

43da8736810d364ac1596c3c6920b2d5b797f01d
SHA256

15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1f
SHA512

9e7793a0c29bd68362502c4af0ea10e4ef8ff9e0a6db0e052029503cca7e669272f220fa185f61218ef4f8058e96a6e0a2ceb0dfae1d9e5ed72e9ed31377c3f9
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJTU3U2lRtJfO5mdGwmdGoqAJUqAJy:V7Zf/FAxTWoJJTU3UytJfO5mdGwmdGy

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4653) 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/1328-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000233db-2.dat	upx
behavioral2/files/0x0014000000022913-6.dat	upx
behavioral2/memory/1328-870-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\icu.md.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr.jar.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-white_scale-180.png.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.WindowsDesktop.App.deps.json.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Edm.NetFX35.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\excelcnvpxy.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\TabTip.exe.mui.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Configuration.ConfigurationManager.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Forms.Design.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\PresentationFramework.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\PresentationCore.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\7-Zip\7zFM.exe.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\UIAutomationProvider.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\jcup.md.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_PrepidBypass-ppd.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-stdio-l1-1-0.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial1-ul-oob.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.Claims.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-180.png.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\7-Zip\Lang\bn.txt.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\PresentationUI.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ms\msipc.dll.mui.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework.AeroLite.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Permissions.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Dallas.OAuthClient.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\IGX.DLL.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\jpeg.md.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jdk-1.8\lib\dt.jar.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Grace-ul-oob.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Trial-ul-oob.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-ul-phn.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Retail-ul-phn.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_Subscription-ppd.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\ClientARMRefer_eula.txt.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Luna.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\WindowsBase.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-memory-l1-1-0.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.wordmui.msi.16.en-us.xml.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Common Files\System\ado\msadox.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Xaml.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Grace-ppd.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp6-ul-oob.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_KMS_Client_AE-ul.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.Parallel.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\PresentationUI.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-ul-phn.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\ReachFramework.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-ul-phn.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.DispatchProxy.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\PresentationCore.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Input.Manipulations.resources.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntimeR_PrepidBypass-ul-oob.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.scale-140.png.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-heap-l1-1-0.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\TabIpsps.dll.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Java\jdk-1.8\bin\java.exe.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\AccessVL_MAK-ul-phn.xrm-ms.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\STSLISTI.DLL.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\TipTsf.dll.mui.tmp	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.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	15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe

C:\Users\Admin\AppData\Local\Temp\15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe
"C:\Users\Admin\AppData\Local\Temp\15663be555ee19affc135c03c3ecd82cc26e8ca59461dbb5d7a03731abf2fe1fN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1328

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
59KB

MD5
dc1c5c47d527e5bb49426a2291364a16

SHA1
500514b8d25094d81f43b4af3ea6cb46624bb919

SHA256
12f784f1c69f2814cbd05bef19766e2f59b68a9527d6ec05ba0892ebb4c1567b

SHA512
43e095cccccb90f691c30eac420996390bf74db9cf57aa8adba20a5d6f930d5765ced979ef660a83202eecc0aa9bfbf1120000de962daeef22412ae8b691299b

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

Filesize
158KB

MD5
9b43de23caa0c9b3281314529cfa8b67

SHA1
1f8c9840081fb9836c58e953aef7ea35f27fbcd8

SHA256
4a314c516e222d3420e7bc35af491ea5afc895bc8a3fe0958790fe8e98a8405e

SHA512
26044fbb76a9a2e1796acc093d0b3952b85ceceed8fa9c5deb65f64efb559a20e887d767252f2af56bbb64aeca380369a0ccf8ab2099da72dc3860a491ee1dee

Download Submit
memory/1328-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1328-870-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download