c6881e3391d157a1c6ff631617d88394092fb098b647a624c1a86309f7fe8c31

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 18:31

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General

Target

8e51904330eae5bcfa13b6742159f8a0N.exe
Size

36KB
MD5

8e51904330eae5bcfa13b6742159f8a0
SHA1

516499c2849e8712552720a9745a25d049d47fdc
SHA256

c6881e3391d157a1c6ff631617d88394092fb098b647a624c1a86309f7fe8c31
SHA512

1a7630938d95caa29c684e9df01ccaaf4bf30b8154044fefaf90dd05d66233eb8684ff2381dae2512430d04203f1d65443e42418038a0ab051c43fbf98bd5a15
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9cGsGWoyoh:CTW7JJ7TyGsGDXh

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2932) 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
behavioral1/memory/1056-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0009000000012286-2.dat	upx
behavioral1/files/0x0002000000010620-6.dat	upx
behavioral1/memory/1056-59-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\DVD Maker\it-IT\WMM2CLIP.dll.mui.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\NavigationRight_ButtonGraphic.png.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.ecore_2.10.1.v20140901-1043\META-INF\eclipse.inf.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-swing-outline.xml.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-windows.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\cs-CZ\tipresx.dll.mui.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_trans_RGB_PAL.wmv.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\icons\time-span-16.png.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Mozilla Firefox\default-browser-agent.exe.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hr-HR\tipresx.dll.mui.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\mshwjpn.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\prodbig.gif.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core-io-ui.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-heapdump.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hu-HU\tipresx.dll.mui.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Music.emf.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Internet Explorer\jsdebuggeride.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\eula.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.attach_5.5.0.165303.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.reconciler.dropins_1.1.200.v20131119-0908.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\fi.pak.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Microsoft Office\Office14\ONBttnIELinkedNotes.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Data.Services.resources.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Antigua.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\management.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-templates_zh_CN.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Bougainville.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT-3.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-sampler_zh_CN.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-dialogs.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\WindowsBase.resources.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Common Files\System\ado\msado26.tlb.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\NavigationUp_ButtonGraphic.png.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.nl_ja_4.4.0.v20140623020002.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\bin\rmid.exe.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Glace_Bay.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\trusted.libraries.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\META-INF\eclipse.inf.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-util.xml.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Accra.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\TipRes.dll.mui.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsMainToScenesBackground_PAL.wmv.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Google\Chrome\Application\master_preferences.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Recife.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Data.DataSetExtensions.Resources.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\dcpr.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\Canary.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\license.html.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-autoupdate-cli_zh_CN.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Mozilla Firefox\browser\features\[email protected]	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Web.Extensions.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Bangkok.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler-api.xml.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\lib\jce.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Anchorage.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationFramework.Classic.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\DVD Maker\Eurosti.TTF.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-swing-outline_zh_CN.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\bin\glib-lite.dll.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Psychedelic.jpg.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.di.nl_zh_4.4.0.v20140623020002.jar.tmp	8e51904330eae5bcfa13b6742159f8a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Aqtobe.tmp	8e51904330eae5bcfa13b6742159f8a0N.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	8e51904330eae5bcfa13b6742159f8a0N.exe

C:\Users\Admin\AppData\Local\Temp\8e51904330eae5bcfa13b6742159f8a0N.exe
"C:\Users\Admin\AppData\Local\Temp\8e51904330eae5bcfa13b6742159f8a0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1056

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-1-5-21-1506706701-1246725540-2219210854-1000\desktop.ini.tmp

Filesize
36KB

MD5
86d432db27c8549f2e324cb269456e92

SHA1
911a21e290e21a5ecedb25c58537b5ee735c4be4

SHA256
05205056d8742b95003aea03f6b60f9e12fa43a6390afc6010e111f826585265

SHA512
3fb9fde924822a0869b6ac86c6150a83dba709c52dbbfbc37777218530a0da24ec5f32dd3b8b5f7925eb772a4223fa2d7782839cd7dbd230a7800478fcf2b9a8

Download Submit
C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

Filesize
45KB

MD5
f9cb7ffcfcf047602797fdd1a2eedd5c

SHA1
f06a259c07990385043a1635ee684e2c7ad0d9f4

SHA256
e9c2c74b8ba7a1ee90d4e56c33e2d89c614eda917b5e1a92786d478673617452

SHA512
329b88a6b69cdb0d5d7d7e4106bdf9dbbdd937ebdd7484c0a56c2319562302805f539ba7808370090750c261d4f62a0bb2d1b7fd7df6e59ad7be279b382f57e7

Download Submit
memory/1056-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1056-59-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download