3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0

General

Target

3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
Size

77KB
MD5

218c0650694afa6e14b5cac67157e500
SHA1

1eed7922bed3ccf0693d7122f610ccce88e890f2
SHA256

3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0
SHA512

75889a445373ef18ad7de12e411af298cfaf16666e02560adc4b042553ae820f55fdda4d173321538bceb7df3a174b72bd64a82cf62ed87e27a962bb34fed4db
SSDEEP

1536:67Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8asUsu7Y4:+nyiQSohsUsg

Score

9^/10

ransomware upx

Malware Config

Signatures

Renames multiple (4902) 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

Processes:

resource	yara_rule
behavioral2/memory/2628-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
C:\$Recycle.Bin\S-1-5-21-1337824034-2731376981-3755436523-1000\desktop.ini.tmp	upx
C:\Program Files\7-Zip\7-zip.dll.tmp	upx
behavioral2/memory/2628-1774-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

Processes:

3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe

description	ioc	process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Windows.Forms.Design.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp3-pl.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\BCSRuntimeRes.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TellMeExcel.nrr.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.scale-80.png.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Pipes.AccessControl.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.resources.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\fr\System.Windows.Controls.Ribbon.resources.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\EntityDataHandler.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mfc140u.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSOSB.DLL.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\ReachFramework.resources.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\UIAutomationClient.resources.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Document.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\sqmapi_x64.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-100.png.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\OUTLFLTR.DAT.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-util-l1-1-0.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_COL.HXT.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.OpenSsl.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Grace-ul-oob.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-pl.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Grace-ppd.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\7-Zip\Lang\tr.txt.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tipresx.dll.mui.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.dll.manifest.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Common Files\System\msadc\msadco.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdVL_KMS_Client-ul.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\UIAutomationProvider.resources.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClient.resources.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\colorimaging.md.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_OEM_Perp-ppd.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Grace-ppd.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_MAK-ul-phn.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipRes.dll.mui.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Common Files\System\uk-UA\wab32res.dll.mui.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ul-phn.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\SharedPerformance.man.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Tracing.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\ReachFramework.resources.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\zip.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\mesa3d.md.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-file-l1-2-0.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Retail-ppd.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\mscss7en.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\7-Zip\7zCon.sfx.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\7-Zip\Lang\cs.txt.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTest-ul-oob.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelInterProviderRanker.bin.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\UIAutomationClientSideProviders.resources.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ViewOnly_ZeroGrace-ppd.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\FPA_w1\WA104381125.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected]	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\nl-NL\tipresx.dll.mui.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Common Files\System\msadc\msdaprst.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Retail-ul-oob.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\VISUALIZATIONCONTROL.DLL.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ONBttnPPT.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\BlockGroup.ex_.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Resources.Extensions.dll.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Office 2007 - 2010.xml.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmmui.msi.16.en-us.xml.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-pl.xrm-ms.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\Default.dotx.tmp	3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe

C:\Users\Admin\AppData\Local\Temp\3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe
"C:\Users\Admin\AppData\Local\Temp\3787a09ac63114a3afd118910d5eb1464abdbcd407a5cd0cd1a64d50b881b8b0.exe"
1⤵
- Drops file in Program Files directory
PID:2628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-1337824034-2731376981-3755436523-1000\desktop.ini.tmp
Filesize
77KB

MD5
5ec170b3c725b8176082ad473a0b3c00

SHA1
6a69c0a3222d95088dd07dcb9db9f81466968b0c

SHA256
726a018368daaaa2f5a2ed8f27f06c48b3732ff7660fe838be35afd5e507ccbf

SHA512
bd102a0f67d696166e134a1f97b29933af2cd13f88b2efb14fe35c3995396ccd856500206a5e5103e7c36392204521b481ca53f2819480526fd61921f977532c

Download Submit
C:\Program Files\7-Zip\7-zip.dll.tmp
Filesize
176KB

MD5
224b80a3616a815f9c4b9614880d7c87

SHA1
73cfef2d05b3200d85ddef05d4864d4700062863

SHA256
b4fde5b8b6c934e76ee19755d23eea7593942878cf27de8448cc54e4c62242a1

SHA512
32d473170943e858d3a46f72922a9560e8a74b66c9870fc2abafc18c554372e68c419f8ac9e44bb0fbc0bd0812f0321652468fdb950347095f12080ca1090362

Download Submit
memory/2628-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2628-1774-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

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