d06a368a115c4d7cf0fc50a4d1e01eccc29040ac471aa9a79ee8c91c862f6a09

Analysis

max time kernel
120s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 17:29

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General

Target

37437f0f793ecb09ab51a7ac94e81dd0N.exe
Size

42KB
MD5

37437f0f793ecb09ab51a7ac94e81dd0
SHA1

29105f2cc798cec6a528d58687045ba29253654a
SHA256

d06a368a115c4d7cf0fc50a4d1e01eccc29040ac471aa9a79ee8c91c862f6a09
SHA512

8b0489af4f6e7e7c0b77b5122c2dd43acbef6f1fd139346f39f6ec8d18a672fbaaa20d5491d652205919dd38d5ec90a05ac9c4f11e237bdcc2583020cafa2a32
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJXGiXZBGrG6:V7Zf/FAxTWoJJXS

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2863) 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/1712-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000120fa-2.dat	upx
behavioral1/files/0x0002000000010486-6.dat	upx
behavioral1/memory/1712-574-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-autoupdate-cli.xml.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Web.Entity.Design.Resources.dll.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.nl_ja_4.4.0.v20140623020002.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Peacock.htm.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\PreviousMenuButtonIcon.png.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\libEGL.dll.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Indiana\Marengo.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-swing-plaf_ja.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\System.IdentityModel.Resources.dll.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols\ja-jp-sym.xml.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Rome.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\La_Paz.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-11.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-13.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ast\LC_MESSAGES\vlc.mo.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationLeft_SelectionSubpicture.png.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\javafx-mx.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-lib-uihandler.xml.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Bissau.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Miquelon.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Title_Page_PAL.wmv.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\calendars.properties.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\plugin.xml.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\javax.annotation_1.2.0.v201401042248.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench.addons.swt_1.1.1.v20140903-0821.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Mozilla Firefox\msvcp140.dll.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Microsoft Office\Office14\URLREDIR.DLL.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\include\win32\bridge\AccessBridgeCalls.h.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\btn-next-static.png.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_zh_TW.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\java.security.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\schema\com.jrockit.mc.rjmx.service.exsd.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\LICENSE.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Australia\Darwin.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Microsoft Games\Hearts\it-IT\Hearts.exe.mui.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsNotesBackground.wmv.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-javahelp_ja.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-keyring_ja.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-api-annotations-common.xml.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Sitka.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\SearchConnect.sql.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.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_.RSA.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\North_Dakota\New_Salem.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Scenes_LOOP_BG_PAL.wmv.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Noumea.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Aqtau.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\OmdBase.dll.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\NavigationRight_SelectionSubpicture.png.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.components.ui.zh_CN_5.5.0.165303.jar.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Hebron.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\VideoLAN\VLC\hrtfs\dodeca_and_7channel_3DSL_HRTF.sofa.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msdaprsr.dll.mui.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPC.DLL.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\SpecialNavigationRight_SelectionSubpicture.png.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Hobart.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jre7\lib\security\java.policy.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\7-Zip\Lang\mn.txt.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msadcer.dll.mui.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\push_title.png.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\sysinfo.bat.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Algiers.tmp	37437f0f793ecb09ab51a7ac94e81dd0N.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	37437f0f793ecb09ab51a7ac94e81dd0N.exe

C:\Users\Admin\AppData\Local\Temp\37437f0f793ecb09ab51a7ac94e81dd0N.exe
"C:\Users\Admin\AppData\Local\Temp\37437f0f793ecb09ab51a7ac94e81dd0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1712

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-1-5-21-2172136094-3310281978-782691160-1000\desktop.ini.tmp

Filesize
42KB

MD5
2adb00d70c7b9ffd286108dc273df1bb

SHA1
2dea32f8825fd5687171d5aa489b31fc2da46e2a

SHA256
0db0e6ed9162fcd481b414abc4c3becb6ded9699d506622833dfa0b30712899b

SHA512
05791a78a3353ca7b056f59843f6d7f6e7c04c591ba21b492cfb98a846f1ed3ec5549a5ab6a576b72881c9ef6a837c7c7c26060cf7dd7798e2892ef83f69e7f9

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

Filesize
51KB

MD5
40e084ce8673317cb88e6c6509f4fab2

SHA1
70914f80e5ce820c70bcc5048b80899064ff98d6

SHA256
eb7f81ff79bb29089e6feace01ce9de1d6de4ff936dae4872469b0d304035c43

SHA512
4a75f615df5c341ca362e827dae749e6bc017ea4bc5b4a4c62f36eecfc35e121a6b3cc8f361bfb5f6902fcba6ffad7e1ea954f32147527c695d7d270d56850f8

Download Submit
memory/1712-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1712-574-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download