39f64ab230fcf7e3a766e76c7eca808e9976efa2fa0f943efc97f9cddcecd054

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 05:23

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General

Target

b6170edbccbc35b12491157d1ab050e0N.exe
Size

43KB
MD5

b6170edbccbc35b12491157d1ab050e0
SHA1

1dc14d2c6751eb9ae3eb8cbb4f13f4f535d3eb3a
SHA256

39f64ab230fcf7e3a766e76c7eca808e9976efa2fa0f943efc97f9cddcecd054
SHA512

e1d5e3a501e80a8cd9bc05dc9641363984e0d834ca7ff4b9af48bbc68e83828261c3ed9d71c38ff092d2b53c6200d684ea602c90da974b3d2620d93ad45b3983
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXB5X:V7Zf/FAxTWoJJMX

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3434) 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/2548-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0007000000012117-2.dat	upx
behavioral1/files/0x0002000000010664-6.dat	upx
behavioral1/memory/2548-74-0x0000000000400000-0x000000000040B000-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\visualvm\platform\modules\org-openide-util-enumerations.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-uisupport.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSLoc.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\DVD Maker\Pipeline.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\hprof.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jsound.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Cuiaba.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Riyadh.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\eo\LC_MESSAGES\vlc.mo.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\sunmscapi.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.core.nl_zh_4.4.0.v20140623020002.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jre7\bin\java.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libadpcm_plugin.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\control\libwin_msg_plugin.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.ui.sdk.scheduler.nl_zh_4.4.0.v20140623020002.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-charts.xml.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Simferopol.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Mozilla Firefox\d3dcompiler_47.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\UninstallGroup.ADTS.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-bg_glass_100_f6f6f6_1x400.png.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\Microsoft.Build.Engine.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\dialogs\batch_window.html.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\stream_filter\libcache_read_plugin.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.director_2.3.100.v20140224-1921.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\npvlc.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libmotionblur_plugin.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Ulaanbaatar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\ReachFramework.resources.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jre7\bin\plugin2\npjp2.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipscat.xml.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-options-api.xml.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\HST.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.directorywatcher.nl_ja_4.4.0.v20140623020002.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-api-caching_zh_CN.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-jvmstat.xml.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-icons_222222_256x240.png.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\javaws.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\nl-NL\tipresx.dll.mui.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jre7\bin\dtplugin\npdeployJava1.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Fortaleza.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libaraw_plugin.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main.xml.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\NavigationUp_ButtonGraphic.png.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\feature.properties.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.css.swt.theme_0.9.300.v20140424-2042.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.ServiceModel.Web.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\te\LC_MESSAGES\vlc.mo.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Web.Entity.Design.Resources.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Norfolk.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\macGrey.png.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-windows_ja.jar.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jre7\bin\msvcr100.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Merida.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Mozilla Firefox\qipcap64.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msdaremr.dll.mui.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\sqloledb.dll.tmp	b6170edbccbc35b12491157d1ab050e0N.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	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\tabskb.dll.mui.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Common Files\System\msadc\adcjavas.inc.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Windhoek.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\Microsoft Games\Chess\it-IT\Chess.exe.mui.tmp	b6170edbccbc35b12491157d1ab050e0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_postage_Thumbnail.bmp.tmp	b6170edbccbc35b12491157d1ab050e0N.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	b6170edbccbc35b12491157d1ab050e0N.exe

C:\Users\Admin\AppData\Local\Temp\b6170edbccbc35b12491157d1ab050e0N.exe
"C:\Users\Admin\AppData\Local\Temp\b6170edbccbc35b12491157d1ab050e0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2548

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-1-5-21-2872745919-2748461613-2989606286-1000\desktop.ini.tmp

Filesize
44KB

MD5
0f2e9babadfd012e1b669747dbc127e7

SHA1
f49970909db81fdc0b698f956f03457a611b8d6f

SHA256
404500b6bc118b30779a099736162f4b61dbf635463abdf87a860120473c05df

SHA512
9ea573ed7c9ddb2b50b194e0d21eccfe8c805474a515dbe3191c906ffd507127a78d3b3e1dd3bbf2634856894d2b4eebb026884d7f75236b2cbb55e49f2f8f28

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

Filesize
53KB

MD5
504c0ab696b6514c42086ea040aa3444

SHA1
fd25a28a565d19ff34a7eca76c6a8a5ac60db892

SHA256
c152a03e450937d53f97396c87f57e91c8020a51c2b20fc0f8957b7eede015f2

SHA512
932aec7dce2c2e272e8a67f729aafc9f6b5663774dfeff3d6954a19249474fe6249e28bc9a91a7cbff3cadf94a80a2af311ac475ec5ee946fafe00289a3610a1

Download Submit
memory/2548-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2548-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download