0679fb934187386f9a1a8a3f7cfd08ae7c3d7bb3becd9caf9fa4fdeea1c3ed57

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/09/2024, 07:01

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General

Target

25b9aae5b5370af81a827f48ee32e9b0N.exe
Size

98KB
MD5

25b9aae5b5370af81a827f48ee32e9b0
SHA1

440eced12e10b312b37877e5b02afacc823b93fc
SHA256

0679fb934187386f9a1a8a3f7cfd08ae7c3d7bb3becd9caf9fa4fdeea1c3ed57
SHA512

d9bbaf87cdea99d6eeee44794f987050a31244a48c0b69cb1fc3e6064c5f53efc61c6a49ed60647ccecef6128216963aa3d160ce38f4253119013fce6ebd377a
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxviYiaEWYMjp:fnyiQSo4iYiIYMjp

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2926) 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/2416-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000120f8-2.dat	upx
behavioral1/files/0x0002000000010489-6.dat	upx
behavioral1/memory/2416-70-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Melbourne.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+11.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Belem.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\META-INF\MANIFEST.MF.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Amman.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\sqloledb.rll.mui.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\SpecialNavigationRight_SelectionSubpicture.png.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\Canary.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.intro_3.4.200.v20130326-1254.jar.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Moncton.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\cmm\PYCC.pf.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Common Files\System\msadc\msadcor.dll.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\Reykjavik.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.ecore_2.10.1.v20140901-1043\META-INF\ECLIPSE_.SF.tmp	25b9aae5b5370af81a827f48ee32e9b0N.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\olh001.htm.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\El_Aaiun.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT-12.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-uihandler_ja.jar.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\System.Speech.resources.dll.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Kabul.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\UpdateOut.gif.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Shorthand.emf.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\dtplugin\npdeployJava1.dll.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench_1.2.1.v20140901-1244.jar.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Antarctica\Vostok.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Ojinaga.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-compat.xml.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Internet Explorer\pdm.dll.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Aqtobe.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-nodes.xml.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Sofia.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Palau.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\7-Zip\Lang\af.txt.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\7-Zip\Lang\tg.txt.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Common Files\System\fr-FR\wab32res.dll.mui.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\startNetworkServer.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.historicaldata.ja_5.5.0.165303.jar.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\DVD Maker\de-DE\OmdProject.dll.mui.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Midway.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\dark\e4-dark_preferencestyle.css.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Mozilla Firefox\browser\VisualElements\PrivateBrowsing_70.png.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationCore.dll.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Athens.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\push_title.png.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.controlpanel.ui.zh_CN_5.5.0.165303.jar.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk15\windows-amd64\profilerinterface.dll.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\VERSION.txt.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Bahia_Banderas.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kcms.dll.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsplk.xml.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\16_9-frame-background.png.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\Title_select-highlight.png.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\North_Dakota\Center.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\PresentationCore.resources.dll.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\nav_rightarrow.png.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\ZoneInfoMappings.tmp	25b9aae5b5370af81a827f48ee32e9b0N.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	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-sendopts.xml.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\FlickLearningWizard.exe.mui.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Common Files\System\ado\adojavas.inc.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fontconfig.properties.src.tmp	25b9aae5b5370af81a827f48ee32e9b0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-output2_ja.jar.tmp	25b9aae5b5370af81a827f48ee32e9b0N.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	25b9aae5b5370af81a827f48ee32e9b0N.exe

C:\Users\Admin\AppData\Local\Temp\25b9aae5b5370af81a827f48ee32e9b0N.exe
"C:\Users\Admin\AppData\Local\Temp\25b9aae5b5370af81a827f48ee32e9b0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2416

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
98KB

MD5
2df77d5c2959e8d96628807468edeece

SHA1
3ea5abad7c0276cb048661394aa09f4b47b170b7

SHA256
71b8537ebaf95739c737b87aed7bd35e3b68e12f29f57461e974a69d2bf07821

SHA512
29a69d81a996ae1641a496ebc20435093d0e3d3e84f1551e737109b2e5074178cfb58080009fb9ccf2af36174492c52f7de16474105a1a6f04679673cc1b9894

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

Filesize
107KB

MD5
8b45901fff6121c7cb216fa3b5d307f2

SHA1
434dd4f3a8d4613cfa3331e46c206c20873989eb

SHA256
0a2ab0981b2bdfd4c87cadc35b0445c294fa49d40ec21d09956f21c101496856

SHA512
09c6af18ede98564765ecb164f42620997cb31c367a4bf2c8da8bfa9c84c85da521bfcbb57c447a1ba4e17e80897811987529ab36f46732db73cf8a0efd3fe88

Download Submit
memory/2416-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2416-70-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download