e21d58bd08e5380dbac2aa665c0371f126dab74a4420cc949fa1c1a16e860c92

Analysis

max time kernel
83s
max time network
98s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
22/02/2024, 15:25

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General

Target

RunWeka.bat
Size

1KB
MD5

3bf83e0b05c9f8fcc7e232a2d0b38b39
SHA1

afd59a6008266cbdc2396aab44c5826014fbcc2c
SHA256

14262f56ade4c745fa7f10a71f3432d1ed5d9ca9ee71b95ef9a0f676666d420c
SHA512

c141d4cc6706390e742b1680e81138085f944307cdef9f2361f02a57c322551c2dce2a7b7171b0e081f6561cdd2783cb032423a82b0e0e50e7399a47da51fdbc

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM32\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Windows\SYSTEM32\symbols\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Windows\SYSTEM32\ntdll.pdb	javaw.exe
File opened for modification	C:\Windows\SYSTEM32\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Windows\SYSTEM32\symbols\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Windows\SYSTEM32\jvm.pdb	javaw.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WinSxS\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.22000.120_none_9d947278b86cc467\symbols\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.22000.120_none_9d947278b86cc467\ntdll.pdb	javaw.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.22000.120_none_9d947278b86cc467\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.22000.120_none_9d947278b86cc467\symbols\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.22000.120_none_9d947278b86cc467\jvm.pdb	javaw.exe
File opened for modification	C:\Windows\WinSxS\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.22000.120_none_9d947278b86cc467\dll\jvm.pdb	javaw.exe

Checks processor information in registry 2 TTPs 5 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	javaw.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	javaw.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	javaw.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	javaw.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	javaw.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4580	javaw.exe
4580	javaw.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 1144	4904	cmd.exe	80
PID 4904 wrote to memory of 1144	4904	cmd.exe	80
PID 1144 wrote to memory of 1820	1144	cmd.exe	81
PID 1144 wrote to memory of 1820	1144	cmd.exe	81
PID 4904 wrote to memory of 3572	4904	cmd.exe	82
PID 4904 wrote to memory of 3572	4904	cmd.exe	82
PID 3572 wrote to memory of 4580	3572	javaw.exe	83
PID 3572 wrote to memory of 4580	3572	javaw.exe	83

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\RunWeka.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c where.exe /R . javaw.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1144
- - C:\Windows\system32\where.exe
    where.exe /R . javaw.exe
    3⤵
    PID:1820
- C:\Users\Admin\AppData\Local\Temp\jre\zulu17.32.13-ca-fx-jre17.0.2-win_x64\bin\javaw.exe
  "C:\Users\Admin\AppData\Local\Temp\jre\zulu17.32.13-ca-fx-jre17.0.2-win_x64\bin\javaw.exe" -classpath . RunWeka -c default -jre-path .\jre\* --
  2⤵
  - Checks processor information in registry
  - Suspicious use of WriteProcessMemory
  PID:3572
- - C:\Users\Admin\AppData\Local\Temp\jre\zulu17.32.13-ca-fx-jre17.0.2-win_x64\bin\javaw.exe
    "jre\zulu17.32.13-ca-fx-jre17.0.2-win_x64\bin\javaw" -Dfile.encoding=Cp1252 --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.annotation=ALL-UNNAMED --add-opens=java.base/java.lang.constant=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED --add-opens=java.base/java.lang.module=ALL-UNNAMED --add-opens=java.base/java.lang.ref=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.lang.runtime=ALL-UNNAMED --add-opens=java.base/java.math=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.net.spi=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.nio.channels=ALL-UNNAMED --add-opens=java.base/java.nio.channels.spi=ALL-UNNAMED --add-opens=java.base/java.nio.charset=ALL-UNNAMED --add-opens=java.base/java.nio.charset.spi=ALL-UNNAMED --add-opens=java.base/java.nio.file=ALL-UNNAMED --add-opens=java.base/java.nio.file.attribute=ALL-UNNAMED --add-opens=java.base/java.nio.file.spi=ALL-UNNAMED --add-opens=java.base/java.security=ALL-UNNAMED --add-opens=java.base/java.security.cert=ALL-UNNAMED --add-opens=java.base/java.security.interfaces=ALL-UNNAMED --add-opens=java.base/java.security.spec=ALL-UNNAMED --add-opens=java.base/java.text=ALL-UNNAMED --add-opens=java.base/java.text.spi=ALL-UNNAMED --add-opens=java.base/java.time=ALL-UNNAMED --add-opens=java.base/java.time.chrono=ALL-UNNAMED --add-opens=java.base/java.time.format=ALL-UNNAMED --add-opens=java.base/java.time.temporal=ALL-UNNAMED --add-opens=java.base/java.time.zone=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.locks=ALL-UNNAMED --add-opens=java.base/java.util.function=ALL-UNNAMED --add-opens=java.base/java.util.jar=ALL-UNNAMED --add-opens=java.base/java.util.random=ALL-UNNAMED --add-opens=java.base/java.util.regex=ALL-UNNAMED --add-opens=java.base/java.util.spi=ALL-UNNAMED --add-opens=java.base/java.util.stream=ALL-UNNAMED --add-opens=java.base/java.util.zip=ALL-UNNAMED --add-opens=java.base/javax.crypto=ALL-UNNAMED --add-opens=java.base/javax.crypto.interfaces=ALL-UNNAMED --add-opens=java.base/javax.crypto.spec=ALL-UNNAMED --add-opens=java.base/javax.net=ALL-UNNAMED --add-opens=java.base/javax.net.ssl=ALL-UNNAMED --add-opens=java.base/javax.security.auth=ALL-UNNAMED --add-opens=java.base/javax.security.auth.callback=ALL-UNNAMED --add-opens=java.base/javax.security.auth.login=ALL-UNNAMED --add-opens=java.base/javax.security.auth.spi=ALL-UNNAMED --add-opens=java.base/javax.security.auth.x500=ALL-UNNAMED --add-opens=java.base/javax.security.cert=ALL-UNNAMED --add-opens=java.compiler/javax.annotation.processing=ALL-UNNAMED --add-opens=java.compiler/javax.lang.model=ALL-UNNAMED --add-opens=java.compiler/javax.lang.model.element=ALL-UNNAMED --add-opens=java.compiler/javax.lang.model.type=ALL-UNNAMED --add-opens=java.compiler/javax.lang.model.util=ALL-UNNAMED --add-opens=java.compiler/javax.tools=ALL-UNNAMED --add-opens=java.datatransfer/java.awt.datatransfer=ALL-UNNAMED --add-opens=java.desktop/java.applet=ALL-UNNAMED --add-opens=java.desktop/java.awt=ALL-UNNAMED --add-opens=java.desktop/java.awt.color=ALL-UNNAMED --add-opens=java.desktop/java.awt.desktop=ALL-UNNAMED --add-opens=java.desktop/java.awt.dnd=ALL-UNNAMED --add-opens=java.desktop/java.awt.event=ALL-UNNAMED --add-opens=java.desktop/java.awt.font=ALL-UNNAMED --add-opens=java.desktop/java.awt.geom=ALL-UNNAMED --add-opens=java.desktop/java.awt.im=ALL-UNNAMED --add-opens=java.desktop/java.awt.im.spi=ALL-UNNAMED --add-opens=java.desktop/java.awt.image=ALL-UNNAMED --add-opens=java.desktop/java.awt.image.renderable=ALL-UNNAMED --add-opens=java.desktop/java.awt.print=ALL-UNNAMED --add-opens=java.desktop/java.beans=ALL-UNNAMED --add-opens=java.desktop/java.beans.beancontext=ALL-UNNAMED --add-opens=java.desktop/javax.accessibility=ALL-UNNAMED --add-opens=java.desktop/javax.imageio=ALL-UNNAMED --add-opens=java.desktop/javax.imageio.event=ALL-UNNAMED --add-opens=java.desktop/javax.imageio.metadata=ALL-UNNAMED --add-opens=java.desktop/javax.imageio.plugins.bmp=ALL-UNNAMED --add-opens=java.desktop/javax.imageio.plugins.jpeg=ALL-UNNAMED --add-opens=java.desktop/javax.imageio.plugins.tiff=ALL-UNNAMED --add-opens=java.desktop/javax.imageio.spi=ALL-UNNAMED --add-opens=java.desktop/javax.imageio.stream=ALL-UNNAMED --add-opens=java.desktop/javax.print=ALL-UNNAMED --add-opens=java.desktop/javax.print.attribute=ALL-UNNAMED --add-opens=java.desktop/javax.print.attribute.standard=ALL-UNNAMED --add-opens=java.desktop/javax.print.event=ALL-UNNAMED --add-opens=java.desktop/javax.sound.midi=ALL-UNNAMED --add-opens=java.desktop/javax.sound.midi.spi=ALL-UNNAMED --add-opens=java.desktop/javax.sound.sampled=ALL-UNNAMED --add-opens=java.desktop/javax.sound.sampled.spi=ALL-UNNAMED --add-opens=java.desktop/javax.swing=ALL-UNNAMED --add-opens=java.desktop/javax.swing.border=ALL-UNNAMED --add-opens=java.desktop/javax.swing.colorchooser=ALL-UNNAMED --add-opens=java.desktop/javax.swing.event=ALL-UNNAMED --add-opens=java.desktop/javax.swing.filechooser=ALL-UNNAMED --add-opens=java.desktop/javax.swing.plaf=ALL-UNNAMED --add-opens=java.desktop/javax.swing.plaf.basic=ALL-UNNAMED --add-opens=java.desktop/javax.swing.plaf.metal=ALL-UNNAMED --add-opens=java.desktop/javax.swing.plaf.multi=ALL-UNNAMED --add-opens=java.desktop/javax.swing.plaf.nimbus=ALL-UNNAMED --add-opens=java.desktop/javax.swing.plaf.synth=ALL-UNNAMED --add-opens=java.desktop/javax.swing.table=ALL-UNNAMED --add-opens=java.desktop/javax.swing.text=ALL-UNNAMED --add-opens=java.desktop/javax.swing.text.html=ALL-UNNAMED --add-opens=java.desktop/javax.swing.text.html.parser=ALL-UNNAMED --add-opens=java.desktop/javax.swing.text.rtf=ALL-UNNAMED --add-opens=java.desktop/javax.swing.tree=ALL-UNNAMED --add-opens=java.desktop/javax.swing.undo=ALL-UNNAMED --add-opens=java.instrument/java.lang.instrument=ALL-UNNAMED --add-opens=java.logging/java.util.logging=ALL-UNNAMED --add-opens=java.management/java.lang.management=ALL-UNNAMED --add-opens=java.management/javax.management=ALL-UNNAMED --add-opens=java.management/javax.management.loading=ALL-UNNAMED --add-opens=java.management/javax.management.modelmbean=ALL-UNNAMED --add-opens=java.management/javax.management.monitor=ALL-UNNAMED --add-opens=java.management/javax.management.openmbean=ALL-UNNAMED --add-opens=java.management/javax.management.relation=ALL-UNNAMED --add-opens=java.management/javax.management.remote=ALL-UNNAMED --add-opens=java.management/javax.management.timer=ALL-UNNAMED --add-opens=java.management.rmi/javax.management.remote.rmi=ALL-UNNAMED --add-opens=java.naming/javax.naming=ALL-UNNAMED --add-opens=java.naming/javax.naming.directory=ALL-UNNAMED --add-opens=java.naming/javax.naming.event=ALL-UNNAMED --add-opens=java.naming/javax.naming.ldap=ALL-UNNAMED --add-opens=java.naming/javax.naming.ldap.spi=ALL-UNNAMED --add-opens=java.naming/javax.naming.spi=ALL-UNNAMED --add-opens=java.net.http/java.net.http=ALL-UNNAMED --add-opens=java.prefs/java.util.prefs=ALL-UNNAMED --add-opens=java.rmi/java.rmi=ALL-UNNAMED --add-opens=java.rmi/java.rmi.dgc=ALL-UNNAMED --add-opens=java.rmi/java.rmi.registry=ALL-UNNAMED --add-opens=java.rmi/java.rmi.server=ALL-UNNAMED --add-opens=java.rmi/javax.rmi.ssl=ALL-UNNAMED --add-opens=java.scripting/javax.script=ALL-UNNAMED --add-opens=java.security.jgss/javax.security.auth.kerberos=ALL-UNNAMED --add-opens=java.security.jgss/org.ietf.jgss=ALL-UNNAMED --add-opens=java.security.sasl/javax.security.sasl=ALL-UNNAMED --add-opens=java.smartcardio/javax.smartcardio=ALL-UNNAMED --add-opens=java.sql/java.sql=ALL-UNNAMED --add-opens=java.sql/javax.sql=ALL-UNNAMED --add-opens=java.sql.rowset/javax.sql.rowset=ALL-UNNAMED --add-opens=java.sql.rowset/javax.sql.rowset.serial=ALL-UNNAMED --add-opens=java.sql.rowset/javax.sql.rowset.spi=ALL-UNNAMED --add-opens=java.transaction.xa/javax.transaction.xa=ALL-UNNAMED --add-opens=java.xml/javax.xml=ALL-UNNAMED --add-opens=java.xml/javax.xml.catalog=ALL-UNNAMED --add-opens=java.xml/javax.xml.datatype=ALL-UNNAMED --add-opens=java.xml/javax.xml.namespace=ALL-UNNAMED --add-opens=java.xml/javax.xml.parsers=ALL-UNNAMED --add-opens=java.xml/javax.xml.stream=ALL-UNNAMED --add-opens=java.xml/javax.xml.stream.events=ALL-UNNAMED --add-opens=java.xml/javax.xml.stream.util=ALL-UNNAMED --add-opens=java.xml/javax.xml.transform=ALL-UNNAMED --add-opens=java.xml/javax.xml.transform.dom=ALL-UNNAMED --add-opens=java.xml/javax.xml.transform.sax=ALL-UNNAMED --add-opens=java.xml/javax.xml.transform.stax=ALL-UNNAMED --add-opens=java.xml/javax.xml.transform.stream=ALL-UNNAMED --add-opens=java.xml/javax.xml.validation=ALL-UNNAMED --add-opens=java.xml/javax.xml.xpath=ALL-UNNAMED --add-opens=java.xml/org.w3c.dom=ALL-UNNAMED --add-opens=java.xml/org.w3c.dom.bootstrap=ALL-UNNAMED --add-opens=java.xml/org.w3c.dom.events=ALL-UNNAMED --add-opens=java.xml/org.w3c.dom.ls=ALL-UNNAMED --add-opens=java.xml/org.w3c.dom.ranges=ALL-UNNAMED --add-opens=java.xml/org.w3c.dom.traversal=ALL-UNNAMED --add-opens=java.xml/org.w3c.dom.views=ALL-UNNAMED --add-opens=java.xml/org.xml.sax=ALL-UNNAMED --add-opens=java.xml/org.xml.sax.ext=ALL-UNNAMED --add-opens=java.xml/org.xml.sax.helpers=ALL-UNNAMED --add-opens=java.xml.crypto/javax.xml.crypto=ALL-UNNAMED --add-opens=java.xml.crypto/javax.xml.crypto.dom=ALL-UNNAMED --add-opens=java.xml.crypto/javax.xml.crypto.dsig=ALL-UNNAMED --add-opens=java.xml.crypto/javax.xml.crypto.dsig.dom=ALL-UNNAMED --add-opens=java.xml.crypto/javax.xml.crypto.dsig.keyinfo=ALL-UNNAMED --add-opens=java.xml.crypto/javax.xml.crypto.dsig.spec=ALL-UNNAMED --add-opens=javafx.base/javafx.beans=ALL-UNNAMED --add-opens=javafx.base/javafx.beans.binding=ALL-UNNAMED --add-opens=javafx.base/javafx.beans.property=ALL-UNNAMED --add-opens=javafx.base/javafx.beans.property.adapter=ALL-UNNAMED --add-opens=javafx.base/javafx.beans.value=ALL-UNNAMED --add-opens=javafx.base/javafx.collections=ALL-UNNAMED --add-opens=javafx.base/javafx.collections.transformation=ALL-UNNAMED --add-opens=javafx.base/javafx.event=ALL-UNNAMED --add-opens=javafx.base/javafx.util=ALL-UNNAMED --add-opens=javafx.base/javafx.util.converter=ALL-UNNAMED --add-opens=javafx.controls/javafx.scene.chart=ALL-UNNAMED --add-opens=javafx.controls/javafx.scene.control=ALL-UNNAMED --add-opens=javafx.controls/javafx.scene.control.cell=ALL-UNNAMED --add-opens=javafx.controls/javafx.scene.control.skin=ALL-UNNAMED --add-opens=javafx.fxml/javafx.fxml=ALL-UNNAMED --add-opens=javafx.graphics/javafx.animation=ALL-UNNAMED --add-opens=javafx.graphics/javafx.application=ALL-UNNAMED --add-opens=javafx.graphics/javafx.concurrent=ALL-UNNAMED --add-opens=javafx.graphics/javafx.css=ALL-UNNAMED --add-opens=javafx.graphics/javafx.css.converter=ALL-UNNAMED --add-opens=javafx.graphics/javafx.geometry=ALL-UNNAMED --add-opens=javafx.graphics/javafx.print=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.canvas=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.effect=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.image=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.input=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.layout=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.paint=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.robot=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.shape=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.text=ALL-UNNAMED --add-opens=javafx.graphics/javafx.scene.transform=ALL-UNNAMED --add-opens=javafx.graphics/javafx.stage=ALL-UNNAMED --add-opens=javafx.media/javafx.scene.media=ALL-UNNAMED --add-opens=javafx.swing/javafx.embed.swing=ALL-UNNAMED --add-opens=javafx.web/javafx.scene.web=ALL-UNNAMED --add-opens=java.base/sun.net.www.protocol.jar=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.desktop/sun.awt=ALL-UNNAMED --add-opens=java.desktop/sun.java2d=ALL-UNNAMED --add-opens=javafx.graphics/com.sun.javafx.tk=ALL-UNNAMED --add-opens=javafx.graphics/com.sun.javafx.tk.quantum=ALL-UNNAMED --add-opens=javafx.graphics/com.sun.glass.ui=ALL-UNNAMED -Xss20m -Djava.net.useSystemProxies=true -classpath "weka.jar;" weka.gui.GUIChooser
    3⤵
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Checks processor information in registry
    - Suspicious use of SetWindowsHookEx
    PID:4580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3572-8-0x0000023FD0950000-0x0000023FD1950000-memory.dmp

Filesize
16.0MB

Download
memory/3572-22-0x0000023FD0950000-0x0000023FD1950000-memory.dmp

Filesize
16.0MB

Download
memory/3572-40-0x0000023FD0950000-0x0000023FD1950000-memory.dmp

Filesize
16.0MB

Download
memory/4580-34-0x000001DF1AF90000-0x000001DF1BF90000-memory.dmp

Filesize
16.0MB

Download
memory/4580-37-0x000001DF1AF90000-0x000001DF1BF90000-memory.dmp

Filesize
16.0MB

Download
memory/4580-43-0x000001DF1AF90000-0x000001DF1BF90000-memory.dmp

Filesize
16.0MB

Download
memory/4580-50-0x000001DF1B7B0000-0x000001DF1B7C0000-memory.dmp

Filesize
64KB

Download
memory/4580-51-0x000001DF1AF90000-0x000001DF1BF90000-memory.dmp

Filesize
16.0MB

Download
memory/4580-53-0x000001DF1AF90000-0x000001DF1BF90000-memory.dmp

Filesize
16.0MB

Download