8a20bae575cc7ff740167b2b05c645f2f0142e4d75da55b2bfcf53a472419077

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 18:01

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General

Target

4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
Size

69KB
MD5

4d0f4bee023ea2d1ab1b0ece45891ed0
SHA1

3f4b1dcd945092ac4b0d9b1ed496e72bd870b8b3
SHA256

8a20bae575cc7ff740167b2b05c645f2f0142e4d75da55b2bfcf53a472419077
SHA512

1f4b71038ce22639187ade33f1b9a17f524a945bb07a02a74165cce64e6b8453baf4f5dbc476d0ab9d4ba0bc2f000fca982df2e720bd6a88e53bb6dcd1874812
SSDEEP

1536:a7ZyqaFAxTWH1++PJHJXA/OsIZfzc3/Q8Q8/8fCc:enaypQSoskv

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3173) 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/2960-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000700000001211a-2.dat	upx
behavioral1/files/0x00020000000104da-6.dat	upx
behavioral1/memory/2960-658-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\deploy\messages_ja.properties.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Paramaribo.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\server\classes.jsa.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\ext\localedata.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Oral.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\CST6CDT.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\7-Zip\Lang\fur.txt.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-backglow.png.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Data.Linq.Resources.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libaudiobargraph_a_plugin.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\micaut.dll.mui.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\j2pcsc.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.swt.win32.win32.x86_64.nl_ja_4.4.0.v20140623020002.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\osknumpad.xml.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler-attach.xml.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Microsoft Office\Office14\VisioCustom.propdesc.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\1047x576_91n92.png.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ecf.provider.filetransfer_3.2.200.v20140827-1444.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-settings.xml.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Web.Entity.Design.Resources.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\Microsoft.Build.Utilities.v3.5.resources.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\playlist\appletrailers.luac.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsMainBackground_PAL.wmv.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Internet Explorer\F12Resources.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Puerto_Rico.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\js\jquery.jstree.js.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libspatializer_plugin.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-jvmstat_zh_CN.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Microsoft Games\Purble Place\ja-JP\PurblePlace.exe.mui.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ie\LC_MESSAGES\vlc.mo.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.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\bookicon.gif.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Kolkata.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Wallis.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\7-Zip\Lang\he.txt.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsesp.xml.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\java.policy.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\UIAutomationClient.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ecf.provider.filetransfer.ssl_1.0.0.v20140827-1444.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.updatechecker_1.1.200.v20131119-0908.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Samara.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Atlantic\Reykjavik.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Data.DataSetExtensions.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-editor-mimelookup-impl.xml.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Argentina\Catamarca.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\Bear_Formatted_RGB6_PAL.wmv.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\InitializeSplit.emz.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding.observable.nl_zh_4.4.0.v20140623020002.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-jvmstat.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Baku.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\System.IdentityModel.Selectors.Resources.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\VideoLAN\VLC\hrtfs\dodeca_and_7channel_3DSL_HRTF.sofa.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VC\msdia100.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\US_export_policy.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Sofia.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.common_5.5.0.165303.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.databinding_1.6.200.v20140528-1422.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.workbench.nl_ja_4.4.0.v20140623020002.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-sa.xml.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Java\jre7\lib\plugin.jar.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Monet.jpg.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOMessageProvider.dll.tmp	4d0f4bee023ea2d1ab1b0ece45891ed0N.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	4d0f4bee023ea2d1ab1b0ece45891ed0N.exe

C:\Users\Admin\AppData\Local\Temp\4d0f4bee023ea2d1ab1b0ece45891ed0N.exe
"C:\Users\Admin\AppData\Local\Temp\4d0f4bee023ea2d1ab1b0ece45891ed0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2960

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-1-5-21-3434294380-2554721341-1919518612-1000\desktop.ini.tmp

Filesize
69KB

MD5
7b49b2bf27ac653c067ccbcd00eee3dd

SHA1
6560f58c35f5792a75b48c1f8a55a0ad871ae735

SHA256
ba24490fddbe475606d672c182921a1fe94eaa400464bcccd6972b0850693336

SHA512
cd6b88328d9ccccb9254438ad8777944fb44aecc3df855b5a5a7b9d921ea0637908f3ae3769d4af72dd80e229ac57b020c0e50ce9330c0aed915f36d969b3d32

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

Filesize
78KB

MD5
56e3b82f26452ce7ff662b2d6b137c79

SHA1
e20411341a2d8f712fa733067a1173ea1c415374

SHA256
16b035ed7d0354f9baa3fffd8ce439f416a1a73511e127f1abb6f823ea97da5a

SHA512
fcd0560118759c1d8bb6abe415b849bb4d115275323979e30633731e5e4488d1fcc0fae870e08b4dc8668418ebb2aece32c9f4066a3792ca451f19e74a318737

Download Submit
memory/2960-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2960-658-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download