20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2025 21:09

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General

Target

20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
Size

388KB
MD5

da0f14119953ac4270081d51ac4a5e1b
SHA1

a62bb58075063628e06ffb2da70f4ffa2267f88b
SHA256

20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab
SHA512

1f43cfc2a38f7251b54694a3687e2bf718d7decbf591732c91baa0783b4f9a0e0ac1c29ecccb81aa49404e579196f754b961a47df275b2d8d1943057292570ca
SSDEEP

6144:KbEyyj2yAIJbIjNDv0bNXkbvLiP8Eyyj2yAIJbIjNDv0bNXkbvLiPe:WyAUbIZGNXkbvLJyAUbIZGNXkbvLp

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4096) 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/1660-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000c000000023bb1-2.dat	upx
behavioral2/files/0x0004000000022916-6.dat	upx
behavioral2/memory/1660-580-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\ado\msado15.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Grace-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp4-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTest-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusVL_MAK-ul-phn.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\it-IT\TabTip.exe.mui.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Emit.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.TypeConverter.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Grace-ppd.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_OEM_Perp-pl.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.AccessControl.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.FileSystem.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\PresentationUI.resources.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Java\jdk-1.8\jre\THIRDPARTYLICENSEREADME.txt.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Java\jdk-1.8\lib\jvm.lib.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_MAK_AE-ul-phn.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PPT_WHATSNEW.XML.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Common Files\Services\verisign.bmp.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\WindowsFormsIntegration.resources.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Drawing.Common.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Java\jdk-1.8\bin\policytool.exe.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Trial-ppd.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Forms.Primitives.resources.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-ul-phn.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\cacerts.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_Retail-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Retail-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.it-it.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.Parallel.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\WindowsFormsIntegration.resources.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Configuration.ConfigurationManager.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ko.pak.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-pl.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ppd.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\XLINTL32.DLL.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunmscapi.jar.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_SubTrial-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Grace-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.de-de.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Common Files\System\msadc\msadco.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Common Files\System\uk-UA\wab32res.dll.mui.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\ReachFramework.resources.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Windows.Forms.Design.resources.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Quic.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\Microsoft.VisualBasic.Forms.resources.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp4-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_Subscription-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ul-phn.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Forms.resources.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\jfr.jar.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_MAK_AE-ppd.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Linq.Parallel.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Process.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\sunec.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Transactions.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Contracts.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp3-ul-oob.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-pl.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\base_jpn.xml.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XPath.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\VVIEWRES.DLL.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStdVL_MAK-pl.xrm-ms.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPackEula.txt.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-profile-l1-1-0.dll.tmp	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.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	20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe

C:\Users\Admin\AppData\Local\Temp\20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe
"C:\Users\Admin\AppData\Local\Temp\20e7dce4d7017bd8eb02d413a50944cdb730ca6fed183edd329a06b296f691ab.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1660

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-1-5-21-3442511616-637977696-3186306149-1000\desktop.ini.tmp

Filesize
389KB

MD5
e893dd9586531f03fe96f5d5c106d93b

SHA1
12a032bbd3872ce428b8cb75adc3418aa975ac02

SHA256
363699e72fef8385bccae085ea606dc630da1217ee5ac4272f5753ebb7e7b02a

SHA512
eec315b7a759baf2588e311defcab937b6027225e69a6b47f994a3b6f96383789226888fb0c17dd88d46a9c4eaf4208183822f32b663a5ecd16dda9569440b41

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

Filesize
487KB

MD5
299b21cbb4860bc5482ab783496a1cfe

SHA1
e7e8dbedf285f2c055f79d5967581ff9a171dbcd

SHA256
5680d26e1ab74e61252bee1d29dce447d3d0250b60eb801db5c71a34fc755925

SHA512
30f343b4a7a9b1ea55abd494d4e9a1a7a5fbebac071cb3e5bfe59779d6805070d32307aaeaba7a422248056d8a0196e595deed02ba847dc42fd6ca61debf7ecc

Download Submit
memory/1660-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1660-580-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download