9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62

Analysis

max time kernel
120s
max time network
95s
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 21:05

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General

Target

9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
Size

385KB
MD5

09134e8a00b5f7957b4079802d0d2540
SHA1

e04c654cc0afd52b9a3f3f0d3ba78e66e5f03d62
SHA256

9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62
SHA512

223c0cedb850d55a0f00b6c301ba8119952890a8440b9ebfc7326288d293a72f324e71c431c08aff985b239eed6da1b36e40387e1864389315cf1b3c966db740
SSDEEP

6144:KbEyyj2yAIJbIjNDv0bNXkbvLiP+Eyyj2yAIJbIjNDv0bNXkbvLiPR:WyAUbIZGNXkbvLpyAUbIZGNXkbvLA

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2772) 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/1020-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000c000000023b5c-2.dat	upx
behavioral2/files/0x0004000000022916-6.dat	upx
behavioral2/memory/1020-620-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.Watcher.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-string-l1-1-0.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\ShapeCollector.exe.mui.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\System.Windows.Controls.Ribbon.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PresentationFramework.Royale.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\javah.exe.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue II.xml.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrusash.dat.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Input.Manipulations.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\unicode.md.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Microsoft Office\root\Client\AppvIsvSubsystems64.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\Microsoft.VisualBasic.Forms.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\PresentationCore.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Diagnostics.TraceSource.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\WindowsBase.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\mscorlib.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\DirectWriteForwarder.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\UIAutomationClientSideProviders.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\th.pak.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOMessageProvider.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.NameResolution.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr\profile.jfc.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Internet Explorer\iediagcmd.exe.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jre-1.8\lib\jfr\default.jfc.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\PresentationFramework.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Forms.Design.Editors.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\clrgc.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationTypes.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jre-1.8\lib\tzdb.dat.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\jsoundds.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\sqlxmlx.rll.mui.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\ucrtbase.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.Serialization.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Formats.Tar.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Controls.Ribbon.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\System.Windows.Input.Manipulations.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\hwrlatinlm.dat.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\System\en-US\wab32res.dll.mui.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\relaxngdatatype.md.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\7-Zip\Lang\nb.txt.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\7-Zip\Lang\ru.txt.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\es-ES\msinfo32.exe.mui.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\UIAutomationClientSideProviders.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\servertool.exe.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win10.mp4.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win10_RTL.mp4.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\7-Zip\Lang\ba.txt.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\RepoMan.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.ServicePoint.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Windows.Input.Manipulations.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\DESIGNER\MSADDNDR.OLB.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\rtscom.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\UIAutomationClientSideProviders.resources.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Extensions.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\swidtag\Microsoft Windows Desktop Runtime - 6.0.27 (x64).swidtag.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jdk-1.8\include\jdwpTransport.h.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\sqloledb.rll.mui.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Security.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Linq.Queryable.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Numerics.Vectors.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Quic.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jdk-1.8\bin\jstat.exe.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-util-l1-1-0.dll.tmp	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.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	9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe

C:\Users\Admin\AppData\Local\Temp\9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe
"C:\Users\Admin\AppData\Local\Temp\9138fb4aaff31208b9f95de4b0bbee927b4d71825748e0ee31ba72eb878d3f62N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1020

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
385KB

MD5
7c7c8cbcbd4befc76f7f2084c7429288

SHA1
d6c6302e99adba4dbeb50c30ffd0206b23e6e194

SHA256
29b3b8f8101073ce224f1e7fbce5ba345aefb567ab022d4b4fbf3846dd34a211

SHA512
e5d910ef67f1b60367c4de16025f5b9774d2592f74d7a1d5c1785070c14e0c292897203c51594240bfb78d946d685983f6205e49a5f48a6fdf12c1069636a418

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

Filesize
484KB

MD5
1cae2a3063708bf2663a1944421f7c9a

SHA1
5deaa869fbd89e83e04e5079fea67ef8baea6c96

SHA256
9cbf002d79ab6a26e8239ca91835670fbaf089c34a77859489cc2de94bcfc6e6

SHA512
d63fe0d9b18e0981d7a0448e8fe4c0853e176fa8c788addde8b8dfd3e6a2a69b2dbde73e2977a9da7871c88f01e739ce5da2653d94a2c1a13633d050d842a0c2

Download Submit
memory/1020-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1020-620-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download