8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
08/09/2024, 03:25

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General

Target

8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
Size

73KB
MD5

0af77bffb3b857e45f169d6ad8eb9b72
SHA1

4c361bce0d06d9630b1c48c6f47cea75105dd549
SHA256

8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686
SHA512

299b9befb1b95474807e89d1a8db15066625c7652fe02bb60313706132acf2219d91a5cd82f7d3663e1048bef8384102a5bfb83867000d30f22f31e4a43fa46a
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8IZxJfes9r9E:KQSo7ZxJdZE

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3547) 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/2052-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0009000000012286-2.dat	upx
behavioral1/files/0x0002000000010620-6.dat	upx
behavioral1/memory/2052-70-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre7\bin\javaws.exe.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\System.IdentityModel.Resources.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\7-Zip\Lang\ko.txt.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\micaut.dll.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.frameworkadmin.equinox.nl_ja_4.4.0.v20140623020002.jar.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-queries.xml.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Media Player\es-ES\wmpnssui.dll.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msdaremr.dll.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\VideoWall\videowall.png.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.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\dcommon\gifs\masterix.gif.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jre7\lib\zi\Indian\Reunion.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Mozilla Firefox\qipcap64.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\VideoLAN\VLC\locale\gd\LC_MESSAGES\vlc.mo.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Media Player\ja-JP\wmlaunch.exe.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows NT\TableTextService\en-US\TableTextService.dll.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\whitemask1047.png.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.di.nl_zh_4.4.0.v20140623020002.jar.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler_ja.jar.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaBrightRegular.ttf.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\7-Zip\Lang\ku.txt.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-crt-private-l1-1-0.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\VideoLAN\VLC\lua\meta\art\00_musicbrainz.luac.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\de-DE\js\currency.js.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\row_over.png.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\de-DE\settings.html.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\logo.png.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\TipRes.dll.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledbvbs.inc.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification.ja_5.5.0.165303.jar.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-options-keymap_ja.jar.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\ja-JP\gadget.xml.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\120DPI\(120DPI)notConnectedStateIcon.png.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\7-Zip\Lang\sr-spl.txt.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\chapters-static.png.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Sydney.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.frameworkadmin.nl_zh_4.4.0.v20140623020002.jar.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\System.IO.Log.Resources.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Microsoft Office\Office14\GROOVEEX.DLL.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\services_discovery\libupnp_plugin.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\tabskb.dll.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Blue_Gradient.jpg.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.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-dark.css.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Novokuznetsk.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-12.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msadcer.dll.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\DVD Maker\audiodepthconverter.ax.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\win32_CopyNoDrop32x32.gif.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Macquarie.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libttml_plugin.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Management.Instrumentation.Resources.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libhttp_plugin.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access_output\libaccess_output_dummy_plugin.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\services_discovery\libwindrive_plugin.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Photo Viewer\es-ES\ImagingDevices.exe.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\TipBand.dll.mui.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\vk_swiftshader.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Mozilla Firefox\browser\VisualElements\PrivateBrowsing_150.png.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.DirectoryServices.AccountManagement.dll.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\images\rss_headline_glow_floating.png.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\ea.xml.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\jfr\default.jfc.tmp	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.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	8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe

C:\Users\Admin\AppData\Local\Temp\8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe
"C:\Users\Admin\AppData\Local\Temp\8aa24a050f55390fe5f318e395dd6d01098f36467c81a8b23a4e0c05878d1686.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2052

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
73KB

MD5
9a66c95bc5b3dec29aaee9f2ceee2c62

SHA1
8b14fb79c1666448d7c7d229f5487fe9d72bf4a9

SHA256
e080fd7fba1cf93e0eed0434046f0ace67363723cbc152f9d55c304ddef9c69f

SHA512
3d8e3de3ed7c0288e22e334936ad6888a720ab5a7d81381f1760205d157025e49b9ca64901627e6070583f499ef7147019c14355044bba5670eca6ac6c7aaa55

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

Filesize
82KB

MD5
fe56a102f5e495a2c65b03944da6ad1c

SHA1
b57d9554f578a9ded5fae3801c2003f26b7d7769

SHA256
d26a137596f9e66b1c2164437ec3f0b02c77adc02ede79db9fc1ad43b28e6abf

SHA512
f48a2be39678573afe854404a3739c7de2bf2ac1a67d5212d2fc5fcfc04a67d457654058306bea4e58759f879c5558ee7237c2f13cf7c7fcdabd46c08ef1be69

Download Submit
memory/2052-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2052-70-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download