4d635d57482055bb324ea4d3f6b6f5e88ce122a3bbd221ce3b19a9de233ace15

Analysis

max time kernel
120s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21/08/2024, 18:54

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General

Target

cce679039743e7de35d770902cf95350N.exe
Size

65KB
MD5

cce679039743e7de35d770902cf95350
SHA1

7efb5ae1907fed660017646e04dea850db54e459
SHA256

4d635d57482055bb324ea4d3f6b6f5e88ce122a3bbd221ce3b19a9de233ace15
SHA512

c3fb2a0fc0551e5eefb8a949607cc4e2cea5932eaa3ba703c8540114c207ff740edef0a3b45617d72dedffe9d96cb56d28d1034db49c64d5f2a8f0cf611ea000
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8asUsJOLKc/xJtLJtTGE:KQSohsUsUKM

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3151) 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/2480-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000a000000012286-2.dat	upx
behavioral1/files/0x0002000000010620-6.dat	upx
behavioral1/memory/2480-70-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre7\lib\zi\WET.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Microsoft Office\Office14\NPAUTHZ.DLL.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationFramework.Aero.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\7-Zip\Lang\lij.txt.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Internet Explorer\en-US\DiagnosticsTap.dll.mui.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.core.feature_1.3.0.v20140523-0116\META-INF\MANIFEST.MF.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\bin\t2k.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\UIAutomationClient.resources.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\7-Zip\Lang\hu.txt.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\nav_uparrow.png.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Lisbon.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-coredump.xml.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\rtscom.dll.mui.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passport.png.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\PST8PDT.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\button-overlay.png.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Microsoft Office\Office14\IEAWSDC.DLL.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\bin\libxslt.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Montreal.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-dialogs_ja.jar.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\bin\jp2native.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.core_5.5.0.165303.jar.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\plugin.properties.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\verify.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\cursors.properties.tmp	cce679039743e7de35d770902cf95350N.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.properties.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-swing-tabcontrol.xml.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_specialocc_Thumbnail.bmp.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Saipan.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Belize.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\DVD Maker\Eurosti.TTF.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-io.xml.tmp	cce679039743e7de35d770902cf95350N.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	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Indiana\Knox.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\release.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\jsse.jar.tmp	cce679039743e7de35d770902cf95350N.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\feature.xml.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Chagos.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\AST4ADT.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.rcp.zh_CN_5.5.0.165303\feature.xml.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.ds_1.4.200.v20131126-2331.jar.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.text_3.5.300.v20130515-1451.jar.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\whitemenu.png.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.publisher.nl_zh_4.4.0.v20140623020002.jar.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\bin\w2k_lsa_auth.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passportcover.png.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Ashgabat.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\dtplugin\deployJava1.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Toronto.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Manaus.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.WorkflowServices.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\js\ui.js.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwritalm.dat.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ru.pak.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Microsoft Games\Mahjong\desktop.ini.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Abidjan.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jre7\bin\jdwp.dll.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Tanspecks.jpg.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.win32.win32.x86_64_1.1.200.v20141007-2033\about.html.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Choibalsan.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Microsoft Office\Office14\Mso Example Setup File A.txt.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Honolulu.tmp	cce679039743e7de35d770902cf95350N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\si\LC_MESSAGES\vlc.mo.tmp	cce679039743e7de35d770902cf95350N.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	cce679039743e7de35d770902cf95350N.exe

C:\Users\Admin\AppData\Local\Temp\cce679039743e7de35d770902cf95350N.exe
"C:\Users\Admin\AppData\Local\Temp\cce679039743e7de35d770902cf95350N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2480

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-1-5-21-1506706701-1246725540-2219210854-1000\desktop.ini.tmp

Filesize
65KB

MD5
71fedd7579dac1ade6bb793c691e9aec

SHA1
ad9031b1d285aff1ff960c16dd089ee8978963e8

SHA256
d601f193b0ed3f5648e4dcdc8610f97804fa9518fe8d2a4be44e58a1a6da1bcf

SHA512
61649fd5640a026e01769e4625ad5602a96df9559d763856ddc625a5b459137e15dbc44b6c170a58b17923f5da311424c5d8881d36e4179c69f5e0c6d9f737ea

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

Filesize
74KB

MD5
3e0c04d3ddafe7612d65e9b2826a5ea5

SHA1
08bbf59129c8d95e271c44a7ab01cfb7255fde16

SHA256
b82a168995a53fdb388841dc352793e5cd21ce2d271f955eeaed5b101190685e

SHA512
e9cb5352b020e9519140e238e3d70e8439c56f8a1138db36c7fefb4fecd19d0c039d5b658596bbb4021f6db2f6783875f3b8ca2de9f32fc4848bbda97f062a80

Download Submit
memory/2480-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2480-70-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download