6b13be9f29a56f850950a53b9896b2e151187dda33caf07b46b7d26c61d7b175

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/09/2024, 08:00

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General

Target

43cf6a118438bab9f38f3e8f3bf46150N.exe
Size

58KB
MD5

43cf6a118438bab9f38f3e8f3bf46150
SHA1

852077483bf15d9684a6ac050529171d0263453e
SHA256

6b13be9f29a56f850950a53b9896b2e151187dda33caf07b46b7d26c61d7b175
SHA512

e450ef2127170d6356fd1ca4f5ae8a0b2ca7deb6465921cc64bcf6cbd3a35037bdbb0cd277381bf0ac4f930554b00f846a63c0897f2c13666df8eaaf5e0c26f9
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcwBcCBcw/tio/tiPUN+:V7Zf/FAxTWoJJ7TTQoQcN+

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3258) 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/2336-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00080000000120f9-2.dat	upx
behavioral1/files/0x0002000000010617-6.dat	upx
behavioral1/memory/2336-74-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\dotslightoverlay.png.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\shadowonlyframe_buttongraphic.png.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\dtplugin\deployJava1.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\splashscreen.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\HST10.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledbjvs.inc.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\DVD Maker\ja-JP\OmdProject.dll.mui.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-lib-uihandler.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\HST10.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\meta\art\03_lastfm.luac.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Pretty_Peacock.jpg.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-keyring-impl_zh_CN.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VC\msdia90.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_highlights_Thumbnail.bmp.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+10.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\dragHandle.png.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\VideoLAN\VLC\Documentation.url.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\7-Zip\Lang\bg.txt.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrlatinlm.dat.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.swt.win32.win32.x86_64.nl_zh_4.4.0.v20140623020002.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\UIAutomationProvider.resources.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\LogoCanary.png.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.mbeanbrowser.zh_CN_5.5.0.165303.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libdca_plugin.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\fr-FR\msinfo32.exe.mui.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\shatter.png.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\DVD Maker\offset.ax.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Scene_loop_PAL.wmv.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\nio.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\PST8PDT.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.ja_5.5.0.165303.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.apache.felix.gogo.shell_0.10.0.v201212101605.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\7-Zip\Lang\kk.txt.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\1033\VSTOLoaderUI.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.frameworkadmin.equinox_1.0.500.v20131211-1531.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-11.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Qatar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.rcp_4.4.0.v20141007-2301\license.html.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libaiff_plugin.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Mozilla Firefox\browser\VisualElements\PrivateBrowsing_150.png.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Data.Entity.Design.Resources.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Menominee.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Internet Explorer\F12Tools.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\System.Speech.resources.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Data.Services.resources.dll.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers.xml.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\vi\LC_MESSAGES\vlc.mo.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\bg.pak.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Microsoft Games\More Games\de-DE\MoreGames.dll.mui.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+8.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.ssl.feature_1.0.0.v20140827-1444\feature.xml.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Tripoli.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Blue_Gradient.jpg.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\System\it-IT\wab32res.dll.mui.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsen.xml.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_es.properties.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.artifact.repository_1.1.300.v20131211-1531.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-autoupdate-services.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jre7\lib\ext\sunmscapi.jar.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-7.tmp	43cf6a118438bab9f38f3e8f3bf46150N.exe
File created	C:\Program Files\Common Files\System\msadc\handler.reg.tmp	43cf6a118438bab9f38f3e8f3bf46150N.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	43cf6a118438bab9f38f3e8f3bf46150N.exe

C:\Users\Admin\AppData\Local\Temp\43cf6a118438bab9f38f3e8f3bf46150N.exe
"C:\Users\Admin\AppData\Local\Temp\43cf6a118438bab9f38f3e8f3bf46150N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2336

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-1-5-21-3063565911-2056067323-3330884624-1000\desktop.ini.tmp

Filesize
58KB

MD5
f4eeb1bcd278492f6636c9aa3e69a67c

SHA1
e525571509d7a992073a13312fb3e3a14f60365e

SHA256
7d27ee4fb33cdabb59042f24f60040ed825f37c6f4e40a98a306af9bed65123f

SHA512
d32f89f64821f7d29024e3642c5d881488d3755175ba67fd2db7f9574331be7a1ed42154bfcad663f5c95cf46c85258219be4c5902e0282ed214dd756813ddaa

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

Filesize
67KB

MD5
4c8d177f49f5e3e799430c3e682795ae

SHA1
41aeb350c7a30498883266b13f2dde48a53e3684

SHA256
58af4ef02a856f67a07f99600bad45b21b817344c593c490396c481a918f773b

SHA512
be68141919148b14b477b155e331bd112cb42caddaef085956866dc622f07b2ca4716a2c07dfcc8285ccc0020c08eba434081c2582992ee33ccfa67cd50af6ab

Download Submit
memory/2336-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2336-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download