bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68

Analysis

max time kernel
149s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 01:20

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General

Target

bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
Size

44KB
MD5

143685922828b76090efd7c974e0590f
SHA1

a408538fa4071b16f2fd7760549ece73da51bdd1
SHA256

bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68
SHA512

f8a45ee41f2af03a17e8631e037b6c23ff041ce5bd7639bfdacce443c8d5f695a8d9e64f8323019d5c24a4ca4c7a3bdbb8e35adb0caf6ac538ff3117eecbed62
SSDEEP

768:kBT37CPKKdJJTU3U2lRtJfOLP7Pki9Ei9F:CTW7JJTU3UytJfOL7k7Q

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3792) 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/1820-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x00080000000120fe-2.dat	upx
behavioral1/files/0x0002000000010485-6.dat	upx
behavioral1/memory/1820-71-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Data.Services.Client.resources.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Journal\de-DE\PDIALOG.exe.mui.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\ja-JP\slideShow.html.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\Mappings\Mac\TURKISH.TXT.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\106.0.5249.119.manifest.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.security.ui_1.1.200.v20130626-2037.jar.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.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\META-INF\ECLIPSE_.SF.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\UIAutomationProvider.resources.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\VideoLAN\VLC\THANKS.txt.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\row_over.png.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\it-IT\css\RSSFeeds.css.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\web\webbase.xml.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\feature.xml.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\sunec.jar.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.engine\profileRegistry\JMC.profile\1423861261279.profile.gz.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Journal\Templates\blank.jtp.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\7-Zip\Lang\ps.txt.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\WindowsAccessBridge-64.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\MountStart.tif.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msadcer.dll.mui.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\about.html.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\gu.pak.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\LucidaBrightDemiItalic.ttf.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Cuiaba.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Easter.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Management.Instrumentation.Resources.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\WindowsMedia.mpp.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationUp_SelectionSubpicture.png.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\Passport_PAL.wmv.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\SmallLogo.png.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Rothera.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jre7\bin\jabswitch.exe.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Mail\en-US\msoeres.dll.mui.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_trans_MATTE_PAL.wmv.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\zh-TW.pak.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\gtkTSFrame.png.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-core_ja.jar.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_chroma\libi422_yuy2_plugin.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_thunderstorm.png.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jsdt.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\control\libhotkeys_plugin.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\btn_search_over.png.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\ENU\VDK10.STP.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Urumqi.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Mozilla Firefox\firefox.cfg.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Ashgabat.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Pago_Pago.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.publisher.eclipse.nl_zh_4.4.0.v20140623020002.jar.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.views_3.7.0.v20140408-0703.jar.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-modules-uihandler.xml_hidden.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\120DPI\(120DPI)greenStateIcon.png.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Monet.jpg.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Belem.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\41.png.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-core-processthreads-l1-1-1.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Mozilla Firefox\defaults\pref\autoconfig.js.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_plain_Thumbnail.bmp.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.controlpanel.ui_5.5.0.165303.jar.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ja\LC_MESSAGES\vlc.mo.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\librawvid_plugin.dll.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\ink\es-ES\rtscom.dll.mui.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler-selector-api.xml.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
File created	C:\Program Files\Java\jre7\bin\keytool.exe.tmp	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.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	bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe

C:\Users\Admin\AppData\Local\Temp\bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe
"C:\Users\Admin\AppData\Local\Temp\bf38a3d7ba1084bca94ee3a423ce27addb6a35428527daa434192a5e435acc68.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1820

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

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Downloads

C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.tmp

Filesize
44KB

MD5
c21fa7745f40ef209d6fd19191bc353a

SHA1
b2b0584f476df1004aabbb67d4ab51636a97545f

SHA256
a34ad4fd45b45d2c05582e7944fa1c5a69334ac5b033a46bb8ea916c6a02ea85

SHA512
e58f341af7cd56b47287cf6b4c6e961cde39089c6c321b2bfce34f4c7d8d671cd880abc6900c76dbd3856cdaed009b8be368f63b0fadcbfca77c687651ec6e3b

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

Filesize
53KB

MD5
63c9d0b4f30f8cbd14013cbe304c7fc0

SHA1
da8a3e366db4adcceb6fbb26cce72af90b1ec289

SHA256
8a0552a25d03c85354b7b8f2f1330f442f10ed2bc52e58df234077b5f20148ac

SHA512
7d1a8caa5a26f9811551f3e7717f1faf0b597223d7511fe2a4985d9f1105c58ec36d1e18870ee53afb969827ea38fc690c752514de572860bf408c625dd58170

Download Submit
memory/1820-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1820-71-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download