6310afeb10243f67d2a82cec0baa4b35420598b0cf9a6c80d28a0fa0499253f0

Analysis

max time kernel
120s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-09-2024 02:35

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General

Target

3f13b07ca0dfb106945e51c6d4d80a50N.exe
Size

65KB
MD5

3f13b07ca0dfb106945e51c6d4d80a50
SHA1

ff9fa288fd3e3e64bd4dfaeaeea073a8b9efa17c
SHA256

6310afeb10243f67d2a82cec0baa4b35420598b0cf9a6c80d28a0fa0499253f0
SHA512

3a1c1bc9b78f54ce08b6cf0e81c1300e64a5e028782941d4b9f5e1f5f63aa6fc1fa02a3a3cb8e330bf9e77455370921d55d032aa80de8d656cab338e287807b8
SSDEEP

768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFzk:CTWn1++PJHJXA/OsIZfzc3/Q8zxY5Z3t

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3305) 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/1732-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0007000000012118-2.dat	upx
behavioral1/files/0x000200000001067f-6.dat	upx
behavioral1/memory/1732-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-io.xml.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Argentina\Mendoza.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ga\LC_MESSAGES\vlc.mo.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_ja.properties.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-modules-profiler-api.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckg.dll.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libsdl_image_plugin.dll.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\7-Zip\Lang\id.txt.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\NavigationUp_SelectionSubpicture.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Internet Explorer\en-US\iedvtool.dll.mui.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.osgi.services_3.4.0.v20140312-2051.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\auxpad.xml.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4_classic_winxp.css.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Tunis.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libmp4_plugin.dll.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrusalm.dat.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\core\locale\com-sun-tools-visualvm-modules-startup_ja.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Vienna.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\kn\LC_MESSAGES\vlc.mo.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Swift_Current.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\title_stripe.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\PST8.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.frameworkadmin.nl_ja_4.4.0.v20140623020002.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.metadata.repository.nl_ja_4.4.0.v20140623020002.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-print.xml.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\javax.annotation_1.2.0.v201401042248.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Atlantic\Faroe.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrespsh.dat.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\nav_leftarrow.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\reflect.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\NavigationUp_ButtonGraphic.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Hermosillo.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Hong_Kong.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libcvdsub_plugin.dll.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libdca_plugin.dll.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\cmm\sRGB.pf.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Cuiaba.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT-5.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-compat_ja.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\NavigationLeft_SelectionSubpicture.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-autoupdate-services.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\NavigationRight_SelectionSubpicture.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Mozilla Firefox\mozglue.dll.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-modules.xml.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\cmm\LINEAR_RGB.pf.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-core.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-heapdump_ja.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libidummy_plugin.dll.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Chicago.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.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.actionProvider.exsd.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.emf.ecore.xmi_2.10.1.v20140901-1043.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-util.xml.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libmad_plugin.dll.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\navSubpicture.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Apia.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationRight_SelectionSubpicture.png.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Rainy_River.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\javax.el_2.2.0.v201303151357.jar.tmp	3f13b07ca0dfb106945e51c6d4d80a50N.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	3f13b07ca0dfb106945e51c6d4d80a50N.exe

C:\Users\Admin\AppData\Local\Temp\3f13b07ca0dfb106945e51c6d4d80a50N.exe
"C:\Users\Admin\AppData\Local\Temp\3f13b07ca0dfb106945e51c6d4d80a50N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1732

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-1-5-21-1488793075-819845221-1497111674-1000\desktop.ini.tmp

Filesize
66KB

MD5
1686c51862dc6672aa0ddd357bc27c2b

SHA1
511186414555262959e7421c26abccf91b54a092

SHA256
ef0bac754c5b310826e35829cc5f193d43cfd0ae506760cbbbf570f69ec0bdb1

SHA512
151a0743412c6018c4bf13659a44cea1ced38083bef65464c6bf59b95d6e053beb4b188d5ce250f29cbb735cc54606c56572341dbe3a5c6f37feedd064917c50

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

Filesize
74KB

MD5
ae6bd22ea36008a16c748ef6db20054d

SHA1
4ce14f943d0063703c0332c17a889f3f153dba53

SHA256
9302db4da6a3637cc1fd66951d219332866bdd3bb0fdadd74e3740ae1bf5eb66

SHA512
49da3b5bf059cedf280e9ae06bf9c40a200824f8d07d2f1ecb8f444b9b10a1d7dc470006fa28a7ecf38bca9603a12b304d2d69e22b4fe6fba4843233425dce68

Download Submit
memory/1732-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1732-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download