4dbf920666a59c059ac1a848810469198d2358c5eac1b27202d90b34c187e3ef

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/09/2024, 06:40

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General

Target

5f452f00721aca763e18e8770ca477c0N.exe
Size

26KB
MD5

5f452f00721aca763e18e8770ca477c0
SHA1

703e3b330f0903a204480db251ffe70b60644a81
SHA256

4dbf920666a59c059ac1a848810469198d2358c5eac1b27202d90b34c187e3ef
SHA512

0a989008eb3e1ae44a4d19a01da8b4802259681702819b2a2430ab5a8d2d1b8897a1a87c3a48843fedb7b5ed0e231ed9627b4fa48517518c0624de11fc4a6eba
SSDEEP

384:QOlIBXDaU7CPKK0TIhfJJ1Evd5BvhzaM9mSIEvd5BvhzaM9mSsxmMxm9+9RS2:kBT37CPKKdJJ1EXBwzEXBwdcMcI9H

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3449) 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/2672-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0008000000012115-2.dat	upx
behavioral1/files/0x0002000000010622-6.dat	upx
behavioral1/memory/2672-75-0x0000000000400000-0x000000000040A000-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\zi\Asia\Hovd.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.jsp.jasper.registry_1.0.300.v20130327-1442.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.simpleconfigurator_1.1.0.v20131217-1203.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jre7\bin\awt.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Argentina\Cordoba.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\plugin.xml.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hu-HU\tipresx.dll.mui.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derby.war.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-swing-plaf_ja.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jre7\bin\pack200.exe.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-util-enumerations.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\Microsoft.Build.Engine.resources.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Windows Defender\ja-JP\MpAsDesc.dll.mui.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\it-IT\DVDMaker.exe.mui.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\1047_576black.png.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\GoldRing.png.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-spi-quicksearch_zh_CN.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Macquarie.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ro\LC_MESSAGES\vlc.mo.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libbluray-j2se-1.3.2.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Windows Defender\de-DE\MpEvMsg.dll.mui.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Windows Mail\WinMail.exe.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\7-Zip\Lang\nl.txt.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.rcp_4.4.0.v20141007-2301\META-INF\MANIFEST.MF.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Riyadh89.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\CST6.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-crt-time-l1-1-0.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\stream_out\libstream_out_duplicate_plugin.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationRight_SelectionSubpicture.png.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\awt.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\libxslt.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.http.servlet_1.1.500.v20140318-1755.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\El_Aaiun.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\feature.xml.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.greychartplugin_5.5.0.165303.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\favicon.ico.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\VideoLAN\VLC\libvlc.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.configuration_5.5.0.165303.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-autoupdate-ui_zh_CN.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Belize.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Campo_Grande.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\RedistList\FrameworkList.xml.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\16to9Squareframe_VideoInset.png.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.reconciler.dropins.nl_zh_4.4.0.v20140623020002.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Microsoft Games\Purble Place\desktop.ini.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\photoedge_buttongraphic.png.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\th.pak.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\ij.bat.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\core\locale\com-sun-tools-visualvm-modules-startup_zh_CN.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.common_5.5.0.165303.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-keyring-fallback.xml.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-sampler.jar.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\7-Zip\Lang\gl.txt.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationRight_SelectionSubpicture.png.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\TravelIntroToMain_PAL.wmv.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.rcp.product_5.5.0.165303\feature.xml.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\feature.xml.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Microsoft Games\More Games\MoreGames.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libstl_plugin.dll.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\btn-previous-static.png.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Mozilla Firefox\defaults\pref\autoconfig.js.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\Mozilla Firefox\locale.ini.tmp	5f452f00721aca763e18e8770ca477c0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\th\LC_MESSAGES\vlc.mo.tmp	5f452f00721aca763e18e8770ca477c0N.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	5f452f00721aca763e18e8770ca477c0N.exe

C:\Users\Admin\AppData\Local\Temp\5f452f00721aca763e18e8770ca477c0N.exe
"C:\Users\Admin\AppData\Local\Temp\5f452f00721aca763e18e8770ca477c0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2672

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-1-5-21-940600906-3464502421-4240639183-1000\desktop.ini.tmp

Filesize
26KB

MD5
e74a61573d3388fabf1e814b3c67f2be

SHA1
65d6e22ff119db495e7c7167727999505c66f2bf

SHA256
44d71fac79d4ef8f82c036568fe545dd5e5f3af4ac44ecc91dfa888b150d6111

SHA512
568a1eb00b760d0e3d64d0973e6c6d3993de8047b8ada4c4641e284a75183affad7d2bb36e1c63e369b741c4859eae221392190b4030072961deae7e4bf818c8

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

Filesize
35KB

MD5
5f3c912303800c2143a6920e55ffe231

SHA1
52aa051613102d254f216a0bd89348e31d181b05

SHA256
4b74791f23b45674272c506383567a6df83c905c57917429038fb99b9d143a93

SHA512
a3605b50fe75b3c73afc79491cbe10f5fd7cc93a9ec07ca5d7288cb9e58071724845fe437d3bd631408b79ad2a23dc5d369eff3163b74738196936cb88ae9278

Download Submit
memory/2672-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2672-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download