75c9475b8e8cf52e374afc7a14e5a01b20e1c8377025d4bfaae955be94787b68

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
07/08/2024, 12:13

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General

Target

be52dba041939a77a227a5bd251c23b0N.exe
Size

75KB
MD5

be52dba041939a77a227a5bd251c23b0
SHA1

e6c95dcbdf99407e81f86d7ccdbd87eb0fd52300
SHA256

75c9475b8e8cf52e374afc7a14e5a01b20e1c8377025d4bfaae955be94787b68
SHA512

920c2ac5a3a7743c3d417c2cdac5ac759d6e05100053434d22937c67688745eda95d8599558b34aa26b554ad280343db582b4c363fafd6114751338bc70d06c2
SSDEEP

1536:V7Zf/FAxTWoJJB7LD2I2IMTW7JJB7LD2I2IX:fny1tD33TtD33X

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3226) 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/2704-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000120f8-2.dat	upx
behavioral1/files/0x0002000000010663-6.dat	upx
behavioral1/memory/2704-664-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\ado\msadrh15.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ca.pak.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Pyongyang.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.di.nl_ja_4.4.0.v20140623020002.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\libvlc.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Common Files\System\fr-FR\wab32res.dll.mui.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\15x15dot.png.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Common Files\System\ado\msado25.tlb.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\startNetworkServer.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\JAWTAccessBridge-64.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Moncton.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-dialogs_zh_CN.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Australia\Darwin.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msaddsr.dll.mui.tmp	be52dba041939a77a227a5bd251c23b0N.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\masterix.gif.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jre7\bin\ssv.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Danmarkshavn.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Kiev.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Mozilla Firefox\fonts\TwemojiMozilla.ttf.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler-selector-api.xml.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-host_zh_CN.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-modules-startup.xml.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\dotsdarkoverlay.png.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Noronha.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Reunion.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\THIRDPARTYLICENSEREADME.txt.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Rainy_River.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_hu.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\artifacts.xml.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\feature.xml.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.ui.ja_5.5.0.165303.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-modules-spi-actions.xml_hidden.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationFramework.Luna.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\System.Web.Entity.Design.Resources.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libcrystalhd_plugin.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sr.pak.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\smtp.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-applemenu_ja.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\pa\LC_MESSAGES\vlc.mo.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Campo_Grande.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Easter.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\sv\LC_MESSAGES\vlc.mo.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.apache.felix.gogo.shell_0.10.0.v201212101605.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.emf.ecore.change_2.10.0.v20140901-1043.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4_default_mru_on_win7.css.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Luxembourg.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\requests\vlm.xml.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Rankin_Inlet.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Kiev.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-io_zh_CN.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Mozilla Firefox\updater.ini.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libx265_plugin.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\mshwLatin.dll.mui.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\shadowonlyframe_selectionsubpicture.png.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libsubsusf_plugin.dll.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_it.properties.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\Faroe.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Novokuznetsk.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationLeft_ButtonGraphic.png.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Ushuaia.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.jdp_5.5.0.165303.jar.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\dark\e4-dark_globalstyle.css.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\an\LC_MESSAGES\vlc.mo.tmp	be52dba041939a77a227a5bd251c23b0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libedummy_plugin.dll.tmp	be52dba041939a77a227a5bd251c23b0N.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	be52dba041939a77a227a5bd251c23b0N.exe

C:\Users\Admin\AppData\Local\Temp\be52dba041939a77a227a5bd251c23b0N.exe
"C:\Users\Admin\AppData\Local\Temp\be52dba041939a77a227a5bd251c23b0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2704

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-1-5-21-1385883288-3042840365-2734249351-1000\desktop.ini.tmp

Filesize
75KB

MD5
3725a4f58c390f793ac7e16330557f4a

SHA1
b5f665a0947e8c96b8646899037334b2d980a061

SHA256
585428f8d210dad37ae70d4839e9af0c3a40a8af5e4e33f44953148eec887abe

SHA512
5d6ab36e855441d127c494e5f353fce66eecf42da81ef3ee43ec9f118252219fed2cc95b62ab59ff3c325fd255c2cdc3e6edad5b2ec11c74fcc84a23491a9241

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

Filesize
84KB

MD5
b1f82d17d70ccb8ef540345d47dfa89e

SHA1
692b0fa4770f95caf65c692d285091e5f804409c

SHA256
fae4d2b9c6fe064404886d66147b480db4776e98a36f3c4c57fd903c4ee0f206

SHA512
94083a4a54b3a1cafa0cc981b74519f282f20f3f6f18cf2e9e6acf50b3c48bd6422bdbfffc5319df140d4e3247bdeb96a1c636ea03a80231e49abcac98024033

Download Submit
memory/2704-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2704-664-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download