5ef6280f35bfdee4e88c114256c1ba5ac8925f3b7ee40f9467385c07ea2a8eed

Analysis

max time kernel
120s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 03:26

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General

Target

73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
Size

23KB
MD5

73ea0b2f54a5bdf434f7ebed1a8b7930
SHA1

37f01e89ea30182857d7164662b286a0517e4799
SHA256

5ef6280f35bfdee4e88c114256c1ba5ac8925f3b7ee40f9467385c07ea2a8eed
SHA512

49b4ac0a38c4bfe00db21dd502e846827cab01dedb8fcc53637f20366eb5e1b04607946e571981263b4dd73fd562516708e401e1abe999a6acc2809a8d44f680
SSDEEP

384:QOlIBXDaU7CPKK0TIhfJJ1Evd5BvhzaM9mSIEvd5BvhzaM9mSsxmMxmDEFEo:kBT37CPKKdJJ1EXBwzEXBwdcMc0

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3222) 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/2528-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x00080000000120fd-2.dat	upx
behavioral1/files/0x0002000000010485-6.dat	upx
behavioral1/memory/2528-65-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Data.DataSetExtensions.Resources.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Data.Entity.Design.Resources.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msadcor.dll.mui.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\16_9-frame-image-mask.png.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench.nl_zh_4.4.0.v20140623020002.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-filesystems.xml.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Magadan.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Spades\fr-FR\shvlzm.exe.mui.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\circleround_selectionsubpicture.png.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Atlantic\Stanley.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledb32.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Andorra.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.core.feature_1.3.0.v20140523-0116\META-INF\ECLIPSE_.SF.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Microsoft Games\Mahjong\desktop.ini.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\System.RunTime.Serialization.Resources.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.controlpanel.ui.ja_5.5.0.165303.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.frameworkadmin.nl_zh_4.4.0.v20140623020002.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.metadata_2.2.0.v20131211-1531.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-lib-profiler.xml.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-sampler_zh_CN.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\Microsoft.Build.Conversion.v3.5.resources.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\tr-TR\tipresx.dll.mui.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jre7\lib\ext\dnsns.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jre7\lib\javafx.properties.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\203x8subpicture.png.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Internet Explorer\IEShims.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\NOTICE.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\win32_LinkNoDrop32x32.gif.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Web.Entity.Resources.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsdan.xml.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.ql_2.0.100.v20131211-1531.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Sand_Paper.jpg.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\scenesscroll.png.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\whitemask1047.png.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Wallis.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Tbilisi.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Mozilla Firefox\softokn3.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\pt-PT\tipresx.dll.mui.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Internet Explorer\iedvtool.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javafx-font.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-io_zh_CN.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Tucuman.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.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\leftnav.gif.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-javahelp.xml.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationLeft_SelectionSubpicture.png.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Internet Explorer\ie9props.propdesc.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+1.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libt140_plugin.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\cloud_Thumbnail.bmp.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\content-background.png.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.metadata.repository.nl_zh_4.4.0.v20140623020002.jar.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-autoupdate-services.xml.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-modules-print.xml_hidden.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Microsoft Office\Office14\ONBttnIE.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\tipresx.dll.mui.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\mshwjpn.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-api-search.xml.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libdtv_plugin.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Microsoft Games\More Games\MoreGames.dll.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Microsoft Office\Office14\GROOVEEX.DLL.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.core\cache\binary\com.oracle.jmc.executable.win32.win32.x86_64_5.5.0.tmp	73ea0b2f54a5bdf434f7ebed1a8b7930N.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	73ea0b2f54a5bdf434f7ebed1a8b7930N.exe

C:\Users\Admin\AppData\Local\Temp\73ea0b2f54a5bdf434f7ebed1a8b7930N.exe
"C:\Users\Admin\AppData\Local\Temp\73ea0b2f54a5bdf434f7ebed1a8b7930N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2528

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
23KB

MD5
ba1de5cab0e2826044b49407585075fb

SHA1
89c6650494e118c7042accc5779f391b6138842f

SHA256
ae33bb8ba4b26930b306e3ccd85dffac35579b5c0ae5c68a4ab418e6d23ad633

SHA512
b5c6ae843c8513e84c16dc3e7b6ad06707c23e65b60bbfa8ac474980d96f30d583d0512b8a22328191dc98fe1e5478d8e1b7678125dc3cc798f05d1c04ad5a9b

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

Filesize
32KB

MD5
cae641f07b1527c7820dd16890c61724

SHA1
4921e168fec1de7ba450d61d74a9a61ec755bf68

SHA256
14540b61c66c320c47ac1936b508f3440c83ca2407ebab8504d1034207b47bbd

SHA512
76962c61857d433826bff0e4e715b7c8d0f8a339aee5c318620570b73fe4f49f5ba42c246150dc733fc290b8e5a8ceb1c73e5072add11feb0cdeaaf80397d3bc

Download Submit
memory/2528-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2528-65-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download