7822497a181d96ca7e62a0a326ba4cee83c1411924c3bbae6e4c119a442cd666

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25/07/2024, 09:33

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General

Target

b3a2239ecccc6c2542ec9c4911055400N.exe
Size

16KB
MD5

b3a2239ecccc6c2542ec9c4911055400
SHA1

1ef165ff2c5c65c416493a5075930903c986853f
SHA256

7822497a181d96ca7e62a0a326ba4cee83c1411924c3bbae6e4c119a442cd666
SHA512

c70c480fc21b72a367b29f7ebea3525c5e8a2e05ebcd58db9ae93caf79892bbabbeac0e52fdf6232c312abd7d96637a762fafaea1f9a6a4dada8a98847e8c785
SSDEEP

384:QOlIBXDaU7CPKK0TIhfJJcbQbf1Oti1JGBQOOiQJhJZH:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJB

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3340) 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/2512-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000a00000001202c-2.dat	upx
behavioral1/files/0x0002000000010489-6.dat	upx
behavioral1/memory/2512-86-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre7\bin\keytool.exe.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\journal.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Hand Prints.htm.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\WindowsAccessBridge-64.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-autoupdate-cli.jar.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\7-Zip\Lang\af.txt.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\NavigationRight_ButtonGraphic.png.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Atlantic\Reykjavik.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Mozilla Firefox\private_browsing.VisualElementsManifest.xml.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationUp_SelectionSubpicture.png.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\META-INF\ECLIPSE_.RSA.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.p2.ui.overridden_5.5.0.165303.jar.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jre7\lib\deploy\messages_ja.properties.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Mozilla Firefox\uninstall\helper.exe.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\META-INF\ECLIPSE_.RSA.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\UIAutomationClientsideProviders.resources.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libhttps_plugin.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-core-kit.xml.tmp	b3a2239ecccc6c2542ec9c4911055400N.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	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-tools_ja.jar.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\JavaAccessBridge-64.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.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\toc.gif.tmp	b3a2239ecccc6c2542ec9c4911055400N.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	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Indiana\Petersburg.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-api-caching.jar.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\WindowsFormsIntegration.resources.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\System.IdentityModel.Resources.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\highlight.png.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationRight_SelectionSubpicture.png.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Stockholm.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\en-US\bckgzm.exe.mui.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libavi_plugin.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwresplm.dat.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\ext\locale\updater_zh_CN.jar.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Bahia.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\PresentationBuildTasks.resources.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-host-views.xml.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.exe.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\dblook.bat.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Mawson.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-lib-profiler-charts.xml.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Noumea.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-autoupdate-ui_zh_CN.jar.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_mixer\libinteger_mixer_plugin.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Martinique.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-swing-plaf_ja.jar.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jre7\lib\zi\MST7MDT.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libscreen_plugin.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\EET.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler-api.xml.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Data.DataSetExtensions.Resources.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libdiracsys_plugin.dll.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\kor-kor.xml.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\DVD Maker\audiodepthconverter.ax.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\cacerts.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Cordoba.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-multitabs_ja.jar.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Common Files\System\msadc\adcvbs.inc.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\cloud_Thumbnail.bmp.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\epl-v10.html.tmp	b3a2239ecccc6c2542ec9c4911055400N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\high-contrast.css.tmp	b3a2239ecccc6c2542ec9c4911055400N.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	b3a2239ecccc6c2542ec9c4911055400N.exe

C:\Users\Admin\AppData\Local\Temp\b3a2239ecccc6c2542ec9c4911055400N.exe
"C:\Users\Admin\AppData\Local\Temp\b3a2239ecccc6c2542ec9c4911055400N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2512

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-1-5-21-2958949473-3205530200-1453100116-1000\desktop.ini.tmp

Filesize
16KB

MD5
fe6b598632fbfd3388fda4d0be0279a8

SHA1
feda975b963b6b12812f03f8636c84c6e7d4f3d8

SHA256
ab28b6cddf9e96700a0c3e0cab3544bd36c6bbe049f11dd7737049f27efbc999

SHA512
eb70a14a32e75588c19926bd4f0879c167e6adbdc2978b21a44fe34500d0cf5628a745a4766de96da52d21623bb5c448055fbf9abac723f1a6e6ee0b08909e67

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

Filesize
25KB

MD5
269fed2b800a02bd21c4bbef74465b10

SHA1
59061c965a961a38bf231f883b177d3bf0db6ef5

SHA256
93dbc492acce299b431015cd09b200d34dd9be66322eae535f157da7df9ab639

SHA512
8586acd403a507828301a29d38e7c1130bb6ac0f6327e54530b497b220beebbeb5b429eb57be1fff26167ac78dd2c1232948b745a953bf436d04f8cac320ac4c

Download Submit
memory/2512-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2512-86-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download