df10603abcd5be87ed1a0387cee068c5c9454ac49da2a4cfb0add192915c635b

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17-08-2024 09:45

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General

Target

f73f5ee13e96ba6e97ba764358ebf950N.exe
Size

68KB
MD5

f73f5ee13e96ba6e97ba764358ebf950
SHA1

ae13964c12443d40ba1a3221c3c69b2ce89931f5
SHA256

df10603abcd5be87ed1a0387cee068c5c9454ac49da2a4cfb0add192915c635b
SHA512

a60b4fbeaeaa2f3074faed956c43394e7d7fde37b403ccbc1a34630684185b33d3e5cab26d382457e88b657c0a072b769487b14f65050da1c00a4a2c40dd7d1a
SSDEEP

1536:67Zf/FAxTWY1++PJHJXA/OsIZBX5WX5Z4/:+nyi4M34/

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3149) 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/1664-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0007000000012118-2.dat	upx
behavioral1/files/0x0002000000010489-6.dat	upx
behavioral1/memory/1664-74-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\VideoLAN\VLC\locale\es\LC_MESSAGES\vlc.mo.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipscat.xml.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Internet Explorer\ielowutil.exe.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT-11.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.ecore_2.10.1.v20140901-1043\license.html.tmp	f73f5ee13e96ba6e97ba764358ebf950N.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	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\System.IO.Log.Resources.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\VideoLAN\VLC\libvlccore.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Common Files\System\es-ES\wab32res.dll.mui.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\localedata.jar.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-lib-profiler-common.jar.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ga\LC_MESSAGES\vlc.mo.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libtrivial_channel_mixer_plugin.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Buenos_Aires.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jre7\bin\glib-lite.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jre7\lib\content-types.properties.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\16to9Squareframe_SelectionSubpicture.png.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\1047x576black.png.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\UIAutomationClient.resources.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\fr\LC_MESSAGES\vlc.mo.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Internet Explorer\en-US\eula.rtf.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\notification_plugin.jar.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-charts_zh_CN.jar.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\System.ServiceModel.Resources.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Tunis.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Xml.Linq.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\mshwLatin.dll.mui.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\msvcr100.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\META-INF\eclipse.inf.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-compat.jar.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Microsoft Games\Hearts\de-DE\Hearts.exe.mui.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Mozilla Firefox\firefox.cfg.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\TipBand.dll.mui.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\DVD Maker\directshowtap.ax.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\720x480icongraphic.png.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\NavigationUp_SelectionSubpicture.png.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Tegucigalpa.tmp	f73f5ee13e96ba6e97ba764358ebf950N.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\META-INF\ECLIPSE_.RSA.tmp	f73f5ee13e96ba6e97ba764358ebf950N.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	f73f5ee13e96ba6e97ba764358ebf950N.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\epl-v10.html.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Australia\Lindeman.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Thimphu.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-queries_zh_CN.jar.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-spi-quicksearch_zh_CN.jar.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-lib-profiler-charts.xml.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-modules-options-keymap.xml_hidden.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Novokuznetsk.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Scenes_INTRO_BG.wmv.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\HideNew.htm.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Metlakatla.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Auckland.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Microsoft Games\Mahjong\MahjongMCE.lnk.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Mozilla Firefox\browser\features\[email protected]	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\System.IdentityModel.Selectors.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\InkObj.dll.mui.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\layers.png.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\shadowonlyframe_videoinset.png.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\logging.properties.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.rcp.ja_5.5.0.165303\feature.properties.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jre7\bin\prism-d3d.dll.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\7-Zip\Lang\ba.txt.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\GreenBubbles.jpg.tmp	f73f5ee13e96ba6e97ba764358ebf950N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Moncton.tmp	f73f5ee13e96ba6e97ba764358ebf950N.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	f73f5ee13e96ba6e97ba764358ebf950N.exe

C:\Users\Admin\AppData\Local\Temp\f73f5ee13e96ba6e97ba764358ebf950N.exe
"C:\Users\Admin\AppData\Local\Temp\f73f5ee13e96ba6e97ba764358ebf950N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1664

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-1-5-21-2958949473-3205530200-1453100116-1000\desktop.ini.tmp

Filesize
68KB

MD5
a22b83ded46d8e61c404d5e2c222447a

SHA1
b137368d294848cd4e33013b4e21bf33defffad3

SHA256
b6f38d17978a60c72d19e6a62ed50c9c3b363c0b98e8e5c59813a2db9b9d9864

SHA512
1fab78b91a5e56bd20378705acf5b06fdebadb5b87ab1a0bbda23a61a0effb10f4498f0e831bc1d17eed44bb37f4774491f23b4fb2cb18d202d09b8fafa25f85

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

Filesize
77KB

MD5
e71113437cf8f712c9dc54ec8c1d1e7c

SHA1
fe44eb0dfa51eee7fab8ad3d5735ce9e30c6a747

SHA256
175b82e0b213ecafa3b97f17174d6265545a8191b53c5ff171cdb7c50a29c8c0

SHA512
ae7b058608105e81e1b8173a580c2a9de594c400d69ea2aadd5e751dbec010b0aff9585d71558d42266ffab8dfa0eb111ad9c05033259d476f8bb920a0cb6a5b

Download Submit
memory/1664-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1664-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download