baa73ba52f59510c7a33b6d9e8c83a11bf8f119094b560e498f544a669a759e1

Analysis

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

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02-09-2024 04:47

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General

Target

5e832fb9e2826e3f5322c99e1898a640N.exe
Size

35KB
MD5

5e832fb9e2826e3f5322c99e1898a640
SHA1

9da9137f98ff8e8d901744fd4ae10630273d459f
SHA256

baa73ba52f59510c7a33b6d9e8c83a11bf8f119094b560e498f544a669a759e1
SHA512

2198a02d96a189796a7bacdc47ba33d67e2fe4c0293fa1cf86cd2c454af31f2ba4f8f72011c650a498d5f4df1c03102557e27f9f352ffd8ab69670255eb544a7
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9ffgT+i1xrfgT+i1xtAqJ:CTW7JJ7T5YXYh

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3437) 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/2220-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0004000000005c50-2.dat	upx
behavioral1/files/0x000f00000001045a-6.dat	upx
behavioral1/memory/2220-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre7\lib\zi\Indian\Christmas.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Checkers\ja-JP\ChkrRes.dll.mui.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\spu\libsubsdelay_plugin.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\blackbars60.png.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fontconfig.bfc.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Rio_Branco.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Windows Media Player\Media Renderer\RenderingControl.xml.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Bucharest.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.directorywatcher_1.1.0.v20131211-1531.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.transport.ecf_1.1.0.v20140408-1354.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Australia\Broken_Hill.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\System.IdentityModel.Resources.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\fa\LC_MESSAGES\vlc.mo.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\mobile_equalizer.html.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Windows Media Player\it-IT\wmplayer.exe.mui.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Filters\offfiltx.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\1047x576black.png.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Omsk.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-multitabs.xml.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaBrightDemiItalic.ttf.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-9.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Stockholm.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\System.Data.DataSetExtensions.Resources.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\en-US.pak.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Cuiaba.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.runtime_3.10.0.v20140318-2214.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libsimple_channel_mixer_plugin.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Windows Defender\fr-FR\MpAsDesc.dll.mui.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\images\cursors\win32_CopyDrop32x32.gif.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Microsoft Office\Office14\MSOHEV.DLL.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\NavigationLeft_SelectionSubpicture.png.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\South_Georgia.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-execution_zh_CN.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.help.webapp.nl_zh_4.4.0.v20140623020002.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Makassar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Tashkent.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\NavigationRight_SelectionSubpicture.png.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\1047x576black.png.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.mbeanbrowser.ja_5.5.0.165303.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ka\LC_MESSAGES\vlc.mo.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\15x15dot.png.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\jsse.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Pitcairn.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.console_1.1.0.v20140131-1639.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.nl_ja_4.4.0.v20140623020002.jar.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Mozilla Firefox\maintenanceservice.exe.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_splitter\libpanoramix_plugin.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Asuncion.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-core.xml.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libaccess_mms_plugin.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Windows Media Player\es-ES\wmlaunch.exe.mui.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPCEXT.DLL.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\push.png.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\instrument.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\packetizer\libpacketizer_mpeg4audio_plugin.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Prague.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\PresentationFramework.resources.dll.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\cs\LC_MESSAGES\vlc.mo.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Sand_Paper.jpg.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-api-search.xml.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Rangoon.tmp	5e832fb9e2826e3f5322c99e1898a640N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\java.policy.tmp	5e832fb9e2826e3f5322c99e1898a640N.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	5e832fb9e2826e3f5322c99e1898a640N.exe

C:\Users\Admin\AppData\Local\Temp\5e832fb9e2826e3f5322c99e1898a640N.exe
"C:\Users\Admin\AppData\Local\Temp\5e832fb9e2826e3f5322c99e1898a640N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2220

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-1-5-21-3502430532-24693940-2469786940-1000\desktop.ini.tmp

Filesize
35KB

MD5
54f9c3a40b6618f8a2d5febddb642474

SHA1
81737c5aa9ba2ed36111d38062df00edc28c2ad1

SHA256
feb28e1ae82f7b5877634d0115cc47642e02aed0bb0a76159aa2ee09ab625f05

SHA512
d03b4979654ad61e03b78ce885f5fd99de28afb9030458e9fe40dea5546615b547c3950abe30364734fb028d92025f3735873bc59cb93623b245fb94dd01eb90

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

Filesize
44KB

MD5
d9dd5ffb5027466200a43028351ce3f4

SHA1
ad7eef2e67f85137ed45563b8eea5d80cc99e41e

SHA256
a7e7bbcb436e56552698511a3b505c5c8dd8608e8acb3ce6ae80cadcb92bb805

SHA512
4fe31659a14caf15390d0b99f7cdb82206bb0fd808cb7bc8e366dd2fe88659362b9a16d99f2df569b436246c3bc50f7f21723daaa85449f1583613439e816ade

Download Submit
memory/2220-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2220-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download