b92cadc892f3841608fcb6d922c4c6bc380d8ba9672ab75275b2de42a1a3c769

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07/05/2024, 00:14

Sharing

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General

Target

398284249df99bd668158b2a94485bc0_NEAS.exe
Size

130KB
MD5

398284249df99bd668158b2a94485bc0
SHA1

33576f876256c753b52ed8cf1aae14d912a17c47
SHA256

b92cadc892f3841608fcb6d922c4c6bc380d8ba9672ab75275b2de42a1a3c769
SHA512

923102d8cdb5c6b4576566f45ea286eddb21cb84c8965f7439126044cdbd93ce3999fdeec3241d2d95bff7451949c75589acd851928b269a487956f0750e955b
SSDEEP

1536:67Zf/FAlsM1++PJHJXFAIuZAIuekc9zBfA1OjBWgOI3uicwa+shcBEN2iqxtdSC1:+nymCAIuZAIuYSMjoqtMHfhf5St

Score

9^/10

ransomware upx

Malware Config

Signatures

Renames multiple (4846) 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/2780-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000c000000023b80-2.dat	upx
behavioral2/files/0x000b000000023b93-6.dat	upx
behavioral2/memory/2780-1586-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ppd.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTest-ppd.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\APPLAUSE.WAV.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Classic.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Controls.Ribbon.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\UIAutomationTypes.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\UIAutomationTypes.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Xaml.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\chrome.exe.sig.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Internet Explorer\uk-UA\iexplore.exe.mui.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-localization-l1-2-0.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\Microsoft.Win32.SystemEvents.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Xaml.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Effects\Frosted Glass.eftx.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul-oob.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\Invite or Link.one.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_KMS_Client_AE-ppd.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail2-ppd.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-80.png.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\CheckpointInvoke.eprtx.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\PresentationFramework.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\PresentationUI.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\fi\msipc.dll.mui.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Numerics.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-file-l1-2-0.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-synch-l1-1-0.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail2-ul-phn.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial3-pl.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-pl.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TellMeOneNote.nrr.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Library\SOLVER\SOLVER.XLAM.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\7-Zip\Lang\mn.txt.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\InkObj.dll.mui.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.AccessControl.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_KMS_Automation-ul-oob.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Xaml.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\UIAutomationProvider.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jfr\default.jfc.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\java.policy.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019MSDNR_Retail-pl.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.Win32.Registry.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\PresentationCore.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\WindowsBase.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\msotelemetryintl.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\COIN.WAV.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\ReachFramework.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_EnterpriseSub_Bypass30-ppd.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-black_scale-80.png.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-white_scale-140.png.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\cpprestsdk.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Formats.Tar.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\PresentationUI.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\blacklist.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Retail-pl.xrm-ms.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\7-Zip\Lang\pt.txt.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationTypes.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\WindowsBase.resources.dll.tmp	398284249df99bd668158b2a94485bc0_NEAS.exe

C:\Users\Admin\AppData\Local\Temp\398284249df99bd668158b2a94485bc0_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\398284249df99bd668158b2a94485bc0_NEAS.exe"
1⤵
- Drops file in Program Files directory
PID:2780

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-17203666-93769886-2545153620-1000\desktop.ini.tmp

Filesize
131KB

MD5
930f3f7f0a85936d7b3b3f74cf05b81a

SHA1
4d6c2e2adcc0f9ad9bd4a676b2f4ab2319423f42

SHA256
767c0cbcab82d3b49aaccf1a5099273e85fdc720f3014621e2feaed8df3fcf29

SHA512
ec7c9bb545041e2382bf111291d8695166c494f0b510ad4a515ddb70f432554227870372c64274903736f3e80d5bf999097d74eee02158d0169db0668e18bc65

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

Filesize
229KB

MD5
fe06db3253c808bfdcd0eac0ad255424

SHA1
04b02b8abe7db03fe929d53ac3f980787b4ceac4

SHA256
aafc368de92343d2821b5c9a87740907142f5997e0767cd19d446f8cf69acac2

SHA512
daebd0db785dec36389a9393c1212348c6803d5f91eda81339b59cb3584f52b2737e2a5145c9f681d07e515b743d1bbaab48a4dcb2e3865aa5a5f4cbefb94cb3

Download Submit
memory/2780-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2780-1586-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads