1617c48903661d4036df342d527ebeb20fcba9c469a3900624bf2ce3535359fb

Analysis

max time kernel
120s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23-07-2024 02:01

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General

Target

4a1e6280f568a7091af37f890d8e3360N.exe
Size

68KB
MD5

4a1e6280f568a7091af37f890d8e3360
SHA1

e78f4e6a78339387e5660a020665910b1792bd13
SHA256

1617c48903661d4036df342d527ebeb20fcba9c469a3900624bf2ce3535359fb
SHA512

66e3974ce7b041a2dfd465820fcbc7a2a1083626514bd8277e5264177fbb34c51f919e7ba7738299be7d17d24347c1e39b8f3fb98f46625425011649fbe0cefa
SSDEEP

1536:a7ZyqaFAxTWH1++PJHJXA/OsIZfzc3/Q8IZW1:enaypQSo7ZW1

Score

9^/10

ransomware upx

Malware Config

Signatures

Renames multiple (4368) 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/1852-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00080000000234d2-2.dat	upx
behavioral2/files/0x0014000000022932-6.dat	upx
behavioral2/memory/1852-1792-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskpred\oskpredbase.xml.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\WindowsBase.resources.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Controls.Ribbon.resources.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_OEM_Perp4-ul-oob.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.DriveInfo.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.AeroLite.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Retail-pl.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\7-Zip\Lang\sl.txt.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Data.DataSetExtensions.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\WindowsFormsIntegration.resources.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-locale-l1-1-0.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-core-timezone-l1-1-0.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Personal2019DemoR_BypassTrial180-ul-oob.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Windows.Controls.Ribbon.resources.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\notification_helper.exe.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-convert-l1-1-0.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Retail-pl.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PersonalR_Retail-pl.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_COL.HXC.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\cs-CZ\tipresx.dll.mui.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-heap-l1-1-0.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\ReachFramework.resources.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\klist.exe.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_OEM_Perp-pl.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-ppd.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\AUDIOSEARCHSAPIFE.DLL.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\db2v0801.xsl.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.hash.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\Microsoft.Win32.Primitives.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\UIAutomationProvider.resources.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-time-l1-1-0.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_EnterpriseSub_Bypass30-ul-oob.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_Subscription-ul-oob.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Grace-ul-oob.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\ISO690.XSL.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\WindowsBase.resources.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javaws.exe.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RInt.16.msi.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp3-ul-oob.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\vcruntime140.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Native.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.106\VisualElements\SmallLogoDev.png.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\libxslt.md.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue II.xml.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Grace-ppd.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-ppd.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\GFX.DLL.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\7-Zip\Lang\bn.txt.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.ServicePoint.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\attach.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul-oob.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp-pl.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\StandardR_Grace-ppd.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-ppd.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Thread.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription2-ul-oob.xrm-ms.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\Configuration\card_terms_dict.txt.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUICellLayoutModel.bin.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcer.dll.mui.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebSockets.Client.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\ReachFramework.resources.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Java\jre-1.8\bin\prism_sw.dll.tmp	4a1e6280f568a7091af37f890d8e3360N.exe
File created	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe.tmp	4a1e6280f568a7091af37f890d8e3360N.exe

C:\Users\Admin\AppData\Local\Temp\4a1e6280f568a7091af37f890d8e3360N.exe
"C:\Users\Admin\AppData\Local\Temp\4a1e6280f568a7091af37f890d8e3360N.exe"
1⤵
- Drops file in Program Files directory
PID:1852

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-1176886754-713327781-2233697964-1000\desktop.ini.tmp

Filesize
69KB

MD5
ee0703e9362da2b2c5fc81b60e4f83b7

SHA1
6fefed8d664d94b9830a5ac61fead8e0da3a06be

SHA256
1d7af2ae11f93aeae81c85fc1b3df73f205d713a7576825404404fff7d1006f4

SHA512
dc01418a90ab2b5011a29124f9a45eb5319957d427e9684a2a1f994423d6d043752fc00b07a1dc1f5c7342442686c830baddf3db98c0d19bd04593170a6512d0

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

Filesize
168KB

MD5
de362b6d5e1bc422bdea47ffccbec5ec

SHA1
96c335542f55040f89d51e569eb14df1915ebc22

SHA256
96604cad490774e4fbdce0001dc0feac44079a9a6b910aadf708c00a6e0088e0

SHA512
6b4f5419ddebf763e348c12faeb95bf1293f78a162345e626ef98324f41383013518206c5bcc94c2ed2a594d3e6b12d6cb50175f4a6aa49c21a09fb13cf16421

Download Submit
memory/1852-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1852-1792-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads