9aef7eff088b139001370936946b357e94ec0d325b6355f5532fddecf5ddc354

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
02-09-2024 00:40

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General

Target

f9dfe0b894771904152facf6c52a7cf0N.exe
Size

41KB
MD5

f9dfe0b894771904152facf6c52a7cf0
SHA1

b15832b5f04b19247e181a72397f6eca9eb05221
SHA256

9aef7eff088b139001370936946b357e94ec0d325b6355f5532fddecf5ddc354
SHA512

e3d06b48ed8ef29ce8b88595f4329785226772d5aab9f00350bc3e680ac4072d3953d7ac37e970ce488336570b39e80f039feafafab34bbffa0ff0bdb3a3cc28
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATBWvyBh85c54wEqfqE:CTW7JJZENTBWv36xCE

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3419) 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/3056-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0009000000012281-2.dat	upx
behavioral1/files/0x000f00000001045a-6.dat	upx
behavioral1/memory/3056-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.rcp.product_5.5.0.165303\feature.properties.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\feature.xml.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.model.workbench.nl_ja_4.4.0.v20140623020002.jar.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-progress-ui_zh_CN.jar.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Bahia_Banderas.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Merida.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\7-Zip\Lang\mk.txt.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\librawdv_plugin.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\Welcome.html.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\OrangeCircles.jpg.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Port-au-Prince.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Microsoft Games\SpiderSolitaire\en-US\SpiderSolitaire.exe.mui.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ca@valencia\LC_MESSAGES\vlc.mo.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsplk.xml.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\cursors.properties.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\ext\sunmscapi.jar.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Web.Entity.Resources.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\NavigationLeft_SelectionSubpicture.png.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\EST5.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.text_3.9.1.v20140827-1810.jar.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\cmm\sRGB.pf.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_trans_rgb.wmv.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-modules-appui.xml.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\cmm\CIEXYZ.pf.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Microsoft Games\FreeCell\ja-JP\FreeCell.exe.mui.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Net.Resources.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-api-annotations-common.jar.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2iexp.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-6.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\UTC.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Microsoft Office\Office14\1033\Mso Example Intl Setup File B.txt.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\ParentMenuButtonIcon.png.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-charts.xml.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsptg.xml.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-bg_glass_100_fdf5ce_1x400.png.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libfps_plugin.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.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\preface.htm.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Common Files\System\msadc\msadcor.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyMainToNotesBackground_PAL.wmv.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ur.pak.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\bin\jp2native.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\packetizer\libpacketizer_av1_plugin.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\To_Do_List.emf.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\win7Handle.png.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\fr-FR\MSTTSLoc.dll.mui.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\TravelIntroToMain_PAL.wmv.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\javafx.properties.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\de-DE\MSTTSLoc.dll.mui.tmp	f9dfe0b894771904152facf6c52a7cf0N.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\prodbig.gif.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.simpleconfigurator.manipulator_2.0.0.v20131217-1203.jar.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\bin\ktab.exe.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Malta.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\System.IdentityModel.Selectors.Resources.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\playlist\twitch.luac.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\packetizer\libpacketizer_mpeg4audio_plugin.dll.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\16_9-frame-image-mask.png.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.net.nl_zh_4.4.0.v20140623020002.jar.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jre7\lib\deploy\messages_it.properties.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\LucidaTypewriterRegular.ttf.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\DVD Maker\sonicsptransform.ax.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\COPYRIGHT.tmp	f9dfe0b894771904152facf6c52a7cf0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\org-openide-modules.jar.tmp	f9dfe0b894771904152facf6c52a7cf0N.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	f9dfe0b894771904152facf6c52a7cf0N.exe

C:\Users\Admin\AppData\Local\Temp\f9dfe0b894771904152facf6c52a7cf0N.exe
"C:\Users\Admin\AppData\Local\Temp\f9dfe0b894771904152facf6c52a7cf0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3056

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
41KB

MD5
0f4776d370091fe7a33c59fd4f515ff1

SHA1
d6945fb517338b537693fe0984f04ba9fb346159

SHA256
3bdcc844fe337500dba0dd96a00203f324f4ec267377b93abbce76f610ab5a04

SHA512
07161f9bdf8a06d7f8879eaa375b8fed6d739ef94411011fa06a7ff54fdc961bba4406dc2a50be7bab96e613c6b99f57186218883be0f00e1e9694b27e67c27c

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

Filesize
50KB

MD5
402ae5f93b5c17a0afbb40a16a901457

SHA1
a9ae1079eadb96781ca7512e144a043252e9ba68

SHA256
6e6143b4909852aae8e6e68cea06de5ac01e249d70f7d7cb19111c05d8a6eb9f

SHA512
2e6c8f31c93df5cb16b366380b18a05e27f221098d26babb911735ddad323b07ea6acef15c63bb1a2a33e4edd27672dbbf3a55ea7c4cd7e4c6050a0d6eb9de01

Download Submit
memory/3056-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3056-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download