0b676ac46a06d6338569a4b4d14d2b4c8ee749f6a9404d005a1039e67c493dba

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 11:53

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General

Target

434cdf99477df6e9efc4a9afe67ac8c0N.exe
Size

38KB
MD5

434cdf99477df6e9efc4a9afe67ac8c0
SHA1

0ef7c91c3acb540a7d2a3339a0e550ac147679ab
SHA256

0b676ac46a06d6338569a4b4d14d2b4c8ee749f6a9404d005a1039e67c493dba
SHA512

f0fcb648878e9281542a7d247d748c15fd0b8f0881ab4c0ae622e7a1af39524896bf5220c7f78729f556eea240bf17e7305254b45ea3ce21df36895ceb1254e7
SSDEEP

768:kBT37CPKKdJJTU3U2lRtJfOLP7PNcAPJacAPJP:CTW7JJTU3UytJfOL7m

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3345) 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/2692-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0008000000012102-2.dat	upx
behavioral1/files/0x0002000000010621-6.dat	upx
behavioral1/memory/2692-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.model.workbench.nl_zh_4.4.0.v20140623020002.jar.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Microsoft Games\Hearts\Hearts.exe.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Indiana\Winamac.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libvc1_plugin.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\misc\libgnutls_plugin.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\cacerts.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+5.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\META-INF\MANIFEST.MF.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\msvcr100.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\de-DE\MSTTSLoc.dll.mui.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Notes_loop.wmv.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4_default_winxp_blu.css.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Atlantic\South_Georgia.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\vistabg.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4_default_gtk.css.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libmad_plugin.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\photoedge_videoinset.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+2.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Resolute.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\UIAutomationClient.resources.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\16_9-frame-background.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Campo_Grande.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Budapest.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ecf.provider.filetransfer.ssl_1.0.0.v20140827-1444.jar.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-bg_highlight-soft_100_eeeeee_1x100.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Scoresbysund.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.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\MANIFEST.MF.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.alert_5.5.0.165303.jar.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.mbeanbrowser_5.5.0.165303.jar.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\images\vlc-48.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\full.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\button-bullet.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\win32_CopyNoDrop32x32.gif.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Bougainville.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Belize.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Microsoft Games\FreeCell\desktop.ini.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Thimphu.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Common Files\System\msadc\adcjavas.inc.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msdaprsr.dll.mui.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Mendoza.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Monaco.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-jvm.xml.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jre7\bin\fontmanager.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Montreal.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kcms.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\New_York.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-editor-mimelookup-impl_ja.jar.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-sendopts.xml.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-1.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\UIAutomationTypes.resources.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\DVD Maker\ja-JP\WMM2CLIP.dll.mui.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Panama.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.rcp.feature_1.2.0.v20140523-0116\epl-v10.html.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\icons\flight_recorder.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-masterfs-nio2.jar.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-crt-conio-l1-1-0.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrdeslm.dat.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\whiteband.png.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Argentina\Catamarca.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Spades\de-DE\shvlzm.exe.mui.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Management.Instrumentation.Resources.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Garden.htm.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\libxml2.dll.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.core\cache\binary\org.eclipse.rcp_root_4.4.0.v20141007-2301.tmp	434cdf99477df6e9efc4a9afe67ac8c0N.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	434cdf99477df6e9efc4a9afe67ac8c0N.exe

C:\Users\Admin\AppData\Local\Temp\434cdf99477df6e9efc4a9afe67ac8c0N.exe
"C:\Users\Admin\AppData\Local\Temp\434cdf99477df6e9efc4a9afe67ac8c0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2692

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-1-5-21-312935884-697965778-3955649944-1000\desktop.ini.tmp

Filesize
39KB

MD5
25ef6ceb3d2e9a211edef54b8bb3e1da

SHA1
56acff92f7a087adfd794057947204bb26be1f39

SHA256
67aef6897193da18bf43f77cac73d0659a35bf08cfb5329bdd5d5c0e27f7bb48

SHA512
02814d25f158339486e53ec3f0af2f74a525fed27b797453ac7d3fda5e4255ac626f7e5c56fa22ddc0f51b3f640dc288a4d4113aacd9ac9ba6b8aff3c7a5033e

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

Filesize
48KB

MD5
63d5a16e41cabf57c6ed13e1edae0122

SHA1
07bd86914b78cb7d9785f0aada7d6dd092561fe7

SHA256
a35932accfc06d7a558f1a56122c6378950853996655b8ff122721c1b21b3810

SHA512
8050d1fcda4061bec4cf55dfeada2a8764e0ea6d3bdabbdf4ed4c60d0b2a1e8c5325e8a9b67650d31fd5f23b7c7981da2b805e1a8395529c7823b45a6735b8ac

Download Submit
memory/2692-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2692-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download