35b4509cf212751f53ec1c29419f7a2ff097809a6bfd67c2ae1860f1376f30f1

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 12:37

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General

Target

ea181e4a327ead15daff17fd25d207f0N.exe
Size

34KB
MD5

ea181e4a327ead15daff17fd25d207f0
SHA1

efe24b071e87e487edff1d7a3361bb1d7781baff
SHA256

35b4509cf212751f53ec1c29419f7a2ff097809a6bfd67c2ae1860f1376f30f1
SHA512

cd25f6f2c9c54cf4c6aa533739868caa54fbc9ff220dd58c184601dba93fd67ec3dcd81b5699dd1405cba05232424a4b3879bfee05bbc1a4ac7626143dc5a7d2
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNydWK9WKF9ADJ59ADJs3353e353n:CTW7JJZENTNyoKIKMO

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3374) 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/2572-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0008000000018710-2.dat	upx
behavioral1/files/0x0002000000010485-6.dat	upx
behavioral1/memory/2572-71-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Berlin.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Microsoft Games\FreeCell\de-DE\FreeCell.exe.mui.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Microsoft Games\FreeCell\desktop.ini.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Microsoft Games\More Games\es-ES\MoreGames.dll.mui.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\meta\reader\filename.luac.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\7-Zip\7-zip32.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\com.jrockit.mc.console.ui.notification_contexts.xml.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-autoupdate-services_zh_CN.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\TipRes.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\Microsoft.Build.Engine.resources.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Data.Services.resources.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\intf\luac.luac.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\modules\simplexml.luac.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\local_policy.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-progress-ui_ja.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Bougainville.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\modules\sandbox.luac.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Internet Explorer\en-US\iexplore.exe.mui.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler-snaptracer_zh_CN.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\bg\LC_MESSAGES\vlc.mo.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-windows_zh_CN.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-host-remote_ja.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Palau.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\tr\LC_MESSAGES\vlc.mo.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libplaylist_plugin.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationLeft_SelectionSubpicture.png.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\NavigationLeft_ButtonGraphic.png.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\dotslightoverlay.png.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\mux\libmux_dummy_plugin.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Guyana.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\WET.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libmjpeg_plugin.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipscht.xml.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\TipRes.dll.mui.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Perth.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.operations.nl_zh_4.4.0.v20140623020002.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Dushanbe.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libtrivial_channel_mixer_plugin.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_output\libadummy_plugin.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\sound.properties.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\te\LC_MESSAGES\vlc.mo.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\feature.xml.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaBrightDemiItalic.ttf.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\cs-CZ\tipresx.dll.mui.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\content-background.png.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Singapore.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\btn-back-static.png.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Title_Trans_Notes_PAL.wmv.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-application_ja.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-host-remote.xml.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Guatemala.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\TipRes.dll.mui.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Psychedelic.jpg.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\DVD Maker\rtstreamsource.ax.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\stopNetworkServer.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationFramework.Aero.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\ja-JP\bckgzm.exe.mui.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\WindowsBase.resources.dll.tmp	ea181e4a327ead15daff17fd25d207f0N.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\help.gif.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.intro.nl_zh_4.4.0.v20140623020002.jar.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Ust-Nera.tmp	ea181e4a327ead15daff17fd25d207f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.e4.rcp_1.3.100.v20141007-2033\epl-v10.html.tmp	ea181e4a327ead15daff17fd25d207f0N.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	ea181e4a327ead15daff17fd25d207f0N.exe

C:\Users\Admin\AppData\Local\Temp\ea181e4a327ead15daff17fd25d207f0N.exe
"C:\Users\Admin\AppData\Local\Temp\ea181e4a327ead15daff17fd25d207f0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2572

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-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.tmp

Filesize
34KB

MD5
26db4fe39b2445e62f818f159d9ee8ea

SHA1
c74b67fb6b47b89049fee655526f5fe86918ecfa

SHA256
1cdf397c6e881c0496662eb2b4fd11e27e0b4dd7a77009b479528d469a828b07

SHA512
836a2900e929ffccc7f5b66744c9df92953ad943070320bc0094e8e63685282eacded6b66562d7a1230d2ff95ab6abe310420cce62f37ea14b2577aba91ca8da

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

Filesize
43KB

MD5
7d1d28309791a17a447ad51f0dc0e0d3

SHA1
ed5dccec0c5b3ef015570d0af41c00ac178837f5

SHA256
3df65b38ae187e16abbb7f5d2900410ffbc04946809cc9941d4a77cc0d378faa

SHA512
6bd2cc4d053282e50b7e2143e423afaab6750de6fb0e953ce31c0a9d3e7f2463ce28511d633b4a47dffe424ef841a9bc234136c737036fda6df61119d4068e99

Download Submit
memory/2572-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2572-71-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download