b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
10/10/2024, 02:18

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General

Target

b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
Size

81KB
MD5

1c2d27876fce3f03da87a82065acd870
SHA1

a3f7a0d3270c171899eaf8f95790ff4c4fde8c82
SHA256

b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4
SHA512

ead9f214a9c46449de2caf296d6ac60856e984831d081eeb656589b041558fc6e18744c6bf94cb6fd1487e243181b7a574d24fb45c9df7c6f34d5029b98325e3
SSDEEP

768:W7BlphA7pARFbhvOsTKnKqtb4HBZjlwGpCYnigugqOzM9bdifwMtxEwJjlVki/7:W7ZhA7pApvOsOKM4HBhaGwOQ54xEIjll

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (3107) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre7\lib\images\cursors\win32_MoveDrop32x32.gif.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\de-DE\bckgzm.exe.mui.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\lib\deploy\messages_zh_CN.properties.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Montreal.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Microsoft Games\Minesweeper\es-ES\Minesweeper.exe.mui.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.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	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\da\LC_MESSAGES\vlc.mo.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\dialogs\mosaic_window.html.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\7-Zip\Lang\sr-spl.txt.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_ca.xml.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Internet Explorer\MemoryAnalyzer.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Tahiti.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_zh_4.4.0.v20140623020002\feature.properties.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Microsoft Games\More Games\de-DE\MoreGames.dll.mui.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\UIAutomationClientsideProviders.resources.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\System\Ole DB\ja-JP\sqlxmlx.rll.mui.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\System.IdentityModel.Resources.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Bougainville.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\Microsoft.Build.Conversion.v3.5.resources.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\System\msadc\msdarem.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\SpecialNavigationLeft_ButtonGraphic.png.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\gtkHandle.png.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\lib\logging.properties.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Madrid.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-attach_zh_CN.jar.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\sw\LC_MESSAGES\vlc.mo.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VGX\VGX.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Dawson_Creek.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Casey.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\ZoneInfoMappings.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\schema\triggerActionExceptionHandlers.exsd.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\7-Zip\Lang\et.txt.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\about.html.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\System.RunTime.Serialization.Resources.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\7-Zip\Lang\ca.txt.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\System\Ole DB\msdaosp.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\cs.pak.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.text.nl_zh_4.4.0.v20140623020002.jar.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\bs\LC_MESSAGES\vlc.mo.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Stucco.gif.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\WET.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\RevokeBlock.mhtml.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\grid_(inch).wmf.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\PreviousMenuButtonIconSubpi.png.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\WindowsBase.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols\symbase.xml.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Microsoft Games\Minesweeper\it-IT\Minesweeper.exe.mui.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\FlickLearningWizard.exe.mui.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.artifact.repository.nl_ja_4.4.0.v20140623020002.jar.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler-ui_zh_CN.jar.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Scoresbysund.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ReachFramework.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passport_mask_left.png.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\North_Dakota\Beulah.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Luxembourg.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.jdp_5.5.0.165303.jar.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Mozilla Firefox\postSigningData.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationRight_SelectionSubpicture.png.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\attach.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\bin\jsound.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-9.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-crt-string-l1-1-0.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\TipRes.dll.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Kuching.tmp	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.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	b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe

C:\Users\Admin\AppData\Local\Temp\b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe
"C:\Users\Admin\AppData\Local\Temp\b4d5d1a6f5cc52795c57dccdda3a8a632457e3b8b7abdcc297efb40748a280a4N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1644

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-1-5-21-3434294380-2554721341-1919518612-1000\desktop.ini.tmp

Filesize
81KB

MD5
d792017d134bf77fadd35a5f0c8924bf

SHA1
01c7b004c606d1ec117618e0377aaa43f486334a

SHA256
53a2b50ac9ed16c801d60a58df5b2f36fd284a5b78a48cfa997c1e549d50a358

SHA512
59e3309fba2ab76d744cb1920b278492609ad4e45467b1c37114fd30cdedbd7bfcbcec2e331be3fe7c81fe9779702659b02ade190bb252ed95189aea47205187

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

Filesize
90KB

MD5
6a93fbf7488d823e04807418fc258c6b

SHA1
d6dbc8819e1a55ffc72e3a95a55dd97d525e74d9

SHA256
c09345887ae2507d508b10b5b7c41d6208ec2c5c210c7d0f59f570b82f40490d

SHA512
22c97de7818e52c82ffde58930aa5e26e9b221abd583cc3d4a56d74d412ff9d6de7481583964c4beb0037850228ae81a7a964e587462d6998d898bf8999fb2a4

Download Submit