3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 20:22

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Report Analysis Logs

General

Target

3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
Size

46KB
MD5

4a4aba1915176fb134dd74f26177c0be
SHA1

f284772179ee9965e6576798590d24af5a1c16f4
SHA256

3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9
SHA512

88b52042ad0c207300b9789c003eed7711e4f257d710a3f38173bb489d03f9311ef5b211671c869c6a2b094302c0564da6f52093a531c092c531046d79159014
SSDEEP

768:kBT37CPKK1EXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rcu90TKe+0TKeinMdY:CTWUnMdyGdy4AnAP4R

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3759) 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/3024-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000c000000012284-2.dat	upx
behavioral1/files/0x00020000000104da-6.dat	upx
behavioral1/memory/3024-71-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\es-ES\js\init.js.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-ImageMask.png.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.directorywatcher.nl_ja_4.4.0.v20140623020002.jar.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Guatemala.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libspeex_plugin.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libtextst_plugin.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Windows Media Player\it-IT\mpvis.dll.mui.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Hand Prints.htm.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\7-Zip\Lang\sv.txt.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.greychartplugin_5.5.0.165303.jar.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Port-au-Prince.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\images\dial_sml.png.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\airappinstaller.exe.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Common Files\System\Ole DB\msxactps.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\btn-previous-static.png.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\720_480shadow.png.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-editor-mimelookup.jar.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\es-ES\css\localizedSettings.css.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\review_email.gif.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\correct.avi.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jre7\lib\zi\Australia\Perth.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_output\libcaca_plugin.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.touchpoint.eclipse.nl_ja_4.4.0.v20140623020002.jar.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Mozilla Firefox\mozwer.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Internet Explorer\DiagnosticsTap.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\jfr\profile.jfc.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Grand_Turk.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Guatemala.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\St_Johns.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Brisbane.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Net.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libtransform_plugin.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\delete.avi.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.net.win32.x86_64.nl_zh_4.4.0.v20140623020002.jar.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler-selector-api_zh_CN.jar.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Windows Mail\es-ES\msoeres.dll.mui.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Common Files\System\msadc\en-US\msaddsr.dll.mui.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Checkers.api.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\ENU\Vdk10.rst.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Common Files\System\msadc\msadcs.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\DVD Maker\Shared\DissolveAnother.png.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jre7\bin\decora-sse.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Iqaluit.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Mozilla Firefox\browser\crashreporter-override.ini.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\System.ServiceModel.Resources.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jre7\bin\gstreamer-lite.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Gaza.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\7-Zip\Lang\ug.txt.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwritash.dat.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\TipRes.dll.mui.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_trans_matte.wmv.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\push_title.png.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-host.xml.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\ReadSubmit.mpg.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_chroma\libgrey_yuv_plugin.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_moon-full_partly-cloudy.png.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Windows Media Player\Network Sharing\wmpnss_bw48.jpg.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\DVD Maker\sonicsptransform.ax.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Juneau.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Dublin.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.help_3.6.0.v20130326-1254.jar.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\UIAutomationClientsideProviders.resources.dll.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Windows Media Player\fr-FR\WMPDMC.exe.mui.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\de-DE\RSSFeeds.html.tmp	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.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	3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe

C:\Users\Admin\AppData\Local\Temp\3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe
"C:\Users\Admin\AppData\Local\Temp\3c92a27f625c61223eefba83fd1db2bc9c93bec4d27e08b3debf43f94999fff9.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3024

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-1-5-21-3434294380-2554721341-1919518612-1000\desktop.ini.tmp

Filesize
46KB

MD5
03bbd62875d491a7b9bc3c4c57bc0946

SHA1
c4725024c25a24f6e4bdd7dd7395474d0ba6c057

SHA256
59b64ebf503582bd5ab185daaafcb1ffd28fb5c76fae8e04d0a8e4930c5aa15c

SHA512
93071aacebd5b654d66bcacc6cd95ee739eff6b8553ba93c867ea8bf82a8c8137274f76fbc04f9890f3a7ec61bec3ac03d442684334ba8bdd5e8a9b9309b02f6

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

Filesize
55KB

MD5
b535c252cc7318912f14bb431aefaffc

SHA1
9ed7844daa927d4dd08fee6aced3f6c43cfc0494

SHA256
c0b0545ada23e92f4714e5c4ad91b8d5f36c9d169600e554ab1970fee93bab16

SHA512
fd036ebd3d2a763d79ba62152bad447c624da3b010bb310c2ac95f0821ebb2a14350eb13bc0c51603ecb1a58ee04cf7baf54645b0673fb692d701c9a4fbc3b86

Download Submit
memory/3024-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3024-71-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download