e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2024, 09:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
Size

59KB
MD5

15402d5f795833f9a58abe57a3908580
SHA1

a07210b5e993991cce4d2b1081957bef2f88a1e2
SHA256

e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9
SHA512

f696aa6fc8a31068ee64151549647af5bb9f682a45a7a037bdb7fcaa9b2aac735a1b6bbbf48e6a04dd2a40040f245c2f3ee80702b6dcdd6758b1b9c48de4488f
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9woOzOuiJfoOzOuiJfEhk:V7Zf/FAxTWoJJ7T4MxhHA3EgKtW5B

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (5263) 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/1888-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x00090000000228f4-2.dat	upx
behavioral2/files/0x00040000000228f5-6.dat	upx
behavioral2/memory/1888-786-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Windows.Forms.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-ul-oob.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewCommentRTL.White.png.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hu-HU\tipresx.dll.mui.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\System.Windows.Controls.Ribbon.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp3-ul-phn.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_OEM_Perp-ppd.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\System.Runtime.InteropServices.RuntimeInformation.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClient.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\PresentationUI.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\ReachFramework.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessEntryR_PrepidBypass-ul-oob.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.scale-180.png.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationTypes.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\WindowsBase.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\da.pak.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\HintBarEllipses.16.GrayF.png.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.hi-in.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsar.xml.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\ReachFramework.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-string-l1-1-0.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\relaxngcc.md.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.NetworkInformation.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Compression.FileSystem.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\ecc.md.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART12.BDR.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-80.png.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-timezone-l1-1-0.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Windows.Forms.Primitives.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\ReachFramework.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Forms.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\+NewSQLServerConnection.odc.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\7-Zip\Lang\pt-br.txt.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Ping.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jre-1.8\lib\deploy\messages_pt_BR.properties.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\ANTQUAI.TTF.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\it-IT\msinfo32.exe.mui.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.X509Certificates.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\public_suffix_list.dat.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-pl.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-multibyte-l1-1-0.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVCatalog.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\libxslt.md.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O16ConsumerPerp_Bypass30-ul-oob.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_KMS_Client-ppd.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\i640.hash.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Emit.Lightweight.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\server\classes.jsa.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_CopyDrop32x32.gif.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-pl.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Modeler.UI.rll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected]	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\PresentationUI.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\WindowsFormsIntegration.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Document.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Templates\1033\OriginReport.Dotx.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Forms.Primitives.resources.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_KMS_ClientC2R-ul-oob.xrm-ms.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.ProviderShared.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\j2gss.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
File created	C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.OAuth.dll.tmp	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.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	e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe

C:\Users\Admin\AppData\Local\Temp\e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe
"C:\Users\Admin\AppData\Local\Temp\e625b959089a09d228a608e8b8313087721b4b31532498dd07d379d0255a05b9N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1888

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

Loading Replay Monitor...

Downloads

C:\$Recycle.Bin\S-1-5-21-3227495264-2217614367-4027411560-1000\desktop.ini.tmp

Filesize
60KB

MD5
641667ccbbd1854de6978053b7f3d51f

SHA1
0d415508e11c7a824fb6fd40defe47d9dd345630

SHA256
43698638e3aa61e1f079ac0e085d537a2fd1c1249ddd17f13e8e6dc75f819505

SHA512
26306c4f97e72926af0cc85e067baf98b95e4be2b5fccff73387cc204db716f61e2fceed8ff998c9cca5e8fbc44fc5261ca0ebff64846068beb9bacc6c14b06c

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

Filesize
159KB

MD5
f5a458ddacb9a047757cac78353e7195

SHA1
19ca4f7f184b98a16c93cc0654e2336d9277a65b

SHA256
92cea0b7651d308d37106510fb53cffc2a20df642fdc126d4f7a1a950a077d39

SHA512
deda0da06436d5cf9945792db1e7df0ee62237185f8162c1ce4be72bf6cf8610a4a16d3f4e6904942d7513d31c3022b442be793a959adf928e87a9d81507eda4

Download Submit
memory/1888-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1888-786-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download