a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295

Analysis

max time kernel
120s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 09:02

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General

Target

a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
Size

37KB
MD5

1e05d943e0cf193cdd130edc3543bf10
SHA1

8ee9da7cf94a2b91c06a3019a2633b0173394893
SHA256

a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295
SHA512

ae3957fb60cf6986203802289b5b79a87ec4a9f0e38a9650e73846553101168dfc05feb302df8f541125bb5030459682b04d8aa77dfb0bf75527f124a39c12d9
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNyHF/MF/6m0mdGRGLzq:CTW7JJZENTNyl2Sm0mC

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3391) 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/files/0x0008000000012117-2.dat	upx
behavioral1/memory/2904-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0002000000010617-6.dat	upx
behavioral1/memory/2904-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\msadc\msaddsr.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\glass.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Mozilla Firefox\browser\features\[email protected]	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Data.DataSetExtensions.Resources.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\1047x576black.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\include\win32\bridge\AccessBridgeCallbacks.h.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Yakutat.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-text.xml.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libmjpeg_plugin.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\t2k.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-core-kit.xml.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-explorer_zh_CN.jar.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\UIAutomationClientsideProviders.resources.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\NavigationButtonSubpicture.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Choibalsan.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core-execution.jar.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\Microsoft.Build.Conversion.v3.5.resources.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libanaglyph_plugin.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-keyring.xml.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jre7\bin\javaw.exe.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\spu\liblogo_plugin.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msaddsr.dll.mui.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Common Files\System\msadc\msadds.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\pushplaysubpicture.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ar.pak.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.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	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Rainy_River.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_heb.xml.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcor.dll.mui.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationUp_ButtonGraphic.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Tegucigalpa.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Web.DynamicData.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\System.IO.Log.Resources.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Net.Resources.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libfaad_plugin.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\requests\playlist.json.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\btn-back-static.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\NavigationLeft_SelectionSubpicture.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\Bermuda.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.rcp.feature_1.2.0.v20140523-0116\feature.properties.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\toc.xml.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jre7\lib\images\cursors\cursors.properties.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core-multitabs.xml.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaBrightItalic.ttf.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\images\buttons.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libnsv_plugin.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\7-Zip\7zFM.exe.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\specialoccasion.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\feature.properties.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Australia\Lord_Howe.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-2.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\UIAutomationClientsideProviders.resources.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Miquelon.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.help_3.6.0.v20130326-1254.jar.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\org-openide-filesystems.jar.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-jmx_ja.jar.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Toronto.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\System.IO.Log.Resources.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Xml.Linq.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\vignettemask25.png.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-modules-profiler-attach.jar.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\InputPersonalization.exe.mui.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\kor-kor.xml.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOMessageProvider.dll.tmp	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.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	a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe

C:\Users\Admin\AppData\Local\Temp\a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe
"C:\Users\Admin\AppData\Local\Temp\a4915aa3e70e46a5803f0d33a01814d1b2ccc8dab3e8b96f5c0718a5e1f37295N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2904

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-1-5-21-3063565911-2056067323-3330884624-1000\desktop.ini.tmp

Filesize
38KB

MD5
cf7a4bcbf54fb35f84435d0efc4f38b1

SHA1
bd9110356a1c3901337084f173bffaf4d818b615

SHA256
13dada3dad2a50016a96d11f33d5f08e8a2d76a61398da7d881d09287f96c7e0

SHA512
e24305db05506f7ce0b2499607b76acc4abfb8c96703ad25564931056a656c0e8bff947752c51951e1615789ccb7fa3c354a5ad2e9e98f8c4d1266d086861667

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

Filesize
47KB

MD5
8c15598544f4da9c8f6476c04679dc46

SHA1
1abf5965a27217712d2865188afbb50947836983

SHA256
b1d02c5f6e3f83060d54f93debbe007c0a6b5b944aac835fee63f2914b7154d1

SHA512
348b3dc394867108775f4db10648af53dc52df95fb07b848fbe563d36b67921ab9cdd2eca8ff842117949725ebb7ea9c29aaf7bcf50c631c25d2c90114b7fd4d

Download Submit
memory/2904-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2904-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download