ae01a3477518c8a8250a0bba3e12006706633cbfe96ba9c637e64e9b27fc17cb

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
21/07/2024, 09:33

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General

Target

a4a37a371f2cfe7533e49d580a18b750N.exe
Size

78KB
MD5

a4a37a371f2cfe7533e49d580a18b750
SHA1

3bad7bfe740ba3cc088090853c8454fca5325ef4
SHA256

ae01a3477518c8a8250a0bba3e12006706633cbfe96ba9c637e64e9b27fc17cb
SHA512

b54f688e69935886621987f5e4c6e5c415cf48cd45a9ac8771bf4821a650e4004593f89db598b0ed17f43e0bd7b74c417a1b13e88386c6acf9f0b5c8d2834f4b
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8NCuXYRY5I2I2:fnyiQSoDuXuv32

Score

9^/10

ransomware upx

Malware Config

Signatures

Renames multiple (3080) 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/2452-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0009000000012279-2.dat	upx
behavioral1/files/0x000f00000001045a-6.dat	upx
behavioral1/memory/2452-650-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre7\lib\zi\America\Yakutat.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\mobile.css.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\images\Back-48.png.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.greychart.ui.zh_CN_5.5.0.165303.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Nipigon.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\orb.idl.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-text_ja.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\images\speaker-32.png.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_kor.xml.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\System\Ole DB\msxactps.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\TipTsf.dll.mui.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Cairo.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Kwajalein.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench.nl_zh_4.4.0.v20140623020002.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-autoupdate-cli.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\locale\jfluid-server_zh_CN.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jre7\bin\WindowsAccessBridge-64.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.net.win32.x86_64.nl_zh_4.4.0.v20140623020002.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.nl_zh_4.4.0.v20140623020002.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.engine_2.3.0.v20140506-1720.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-execution_ja.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-jvmstat_zh_CN.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\System.ServiceModel.Resources.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\view.html.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\InkWatson.exe.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Ust-Nera.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Irkutsk.tmp	a4a37a371f2cfe7533e49d580a18b750N.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	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-core.xml.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.DirectoryServices.AccountManagement.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\DVD Maker\Shared\DissolveAnother.png.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_frame-highlight.png.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\LogoDev.png.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Microsoft Office\Office14\BCSLaunch.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\tpcps.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Green Bubbles.htm.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\jawt.lib.tmp	a4a37a371f2cfe7533e49d580a18b750N.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\larrow.gif.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\UIAutomationProvider.resources.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Campo_Grande.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\YST9.tmp	a4a37a371f2cfe7533e49d580a18b750N.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\feedback.gif.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libdshow_plugin.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Port_of_Spain.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.rcp.zh_CN_5.5.0.165303\feature.properties.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Rio_Gallegos.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\PresentationBuildTasks.resources.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msadcer.dll.mui.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.win32.win32.x86_64_1.1.200.v20141007-2033\about.html.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.help.ui.nl_ja_4.4.0.v20140623020002.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-loaders.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jre7\lib\deploy\messages_zh_HK.properties.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\IPSEventLogMsg.dll.mui.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Internet Explorer\en-US\F12Tools.dll.mui.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+3.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.touchpoint.natives.nl_zh_4.4.0.v20140623020002.jar.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-sampler.xml.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\7-Zip\Lang\az.txt.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\vi.pak.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jre7\bin\jp2iexp.dll.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Kamchatka.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols\ea-sym.xml.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_frame-border.png.tmp	a4a37a371f2cfe7533e49d580a18b750N.exe

C:\Users\Admin\AppData\Local\Temp\a4a37a371f2cfe7533e49d580a18b750N.exe
"C:\Users\Admin\AppData\Local\Temp\a4a37a371f2cfe7533e49d580a18b750N.exe"
1⤵
- Drops file in Program Files directory
PID:2452

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-3502430532-24693940-2469786940-1000\desktop.ini.tmp

Filesize
78KB

MD5
78e9c5ea9ae0c4a32b546cb8657e61da

SHA1
0b5516bcf8aa8f5c553af580b3bb6da865c37cbc

SHA256
d50b2ed259d36c135e947f0f8f24ae83cec871e9ce23513d70c6488fc837ff1d

SHA512
bb556c5577f5023c6e91655ea5e8109129ed28afb6bca61e217cfcae65910f6e5523b64309a1e1693178946851b0ae4def45ee6056f0de0211d29e885e1dbe54

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

Filesize
87KB

MD5
5f274d6130e2c59e5cd1d3d2baa76a3e

SHA1
3367e99e669ecee8e9835fb29608403dc5d34071

SHA256
491ec44c421e1e64b3258bbb3717512228ae31830892af477a2de2be70d4a3d8

SHA512
77008c38598800b795406583ef461ba652e59c416451b0960d315b65860ff165a3c063210d5e098232e755f7c2c0ece4b58ece492d13841393910348208d72cc

Download Submit
memory/2452-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2452-650-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads