02887a96fd842d6de12c49676f1e055dacd0371c67e94e73fe528ddea0b82099

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
07/05/2024, 23:00

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General

Target

5c17fee3b900c27a977f497010234ed0_NEIKI.exe
Size

84KB
MD5

5c17fee3b900c27a977f497010234ed0
SHA1

3beb3cc7470382c537ea755cfc1f130b0d7d2fd2
SHA256

02887a96fd842d6de12c49676f1e055dacd0371c67e94e73fe528ddea0b82099
SHA512

5a8cc4139d07a08fbbfd7c8d42c51d64777828ae69671ea750de37d448eb9cf0753da08f160f3bc2808803cbc61ce3ca4e36fb9f93c70c8c5ebeb6d2a16a725c
SSDEEP

1536:67Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q4xFrphgG:+nyiQSo+hgG

Score

9^/10

ransomware upx

Malware Config

Signatures

Renames multiple (3502) 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/2912-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000b000000014457-2.dat	upx
behavioral1/files/0x0002000000010679-6.dat	upx
behavioral1/memory/2912-664-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\fr\UIAutomationTypes.resources.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\fr-FR\js\RSSFeeds.js.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\1.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\highlight.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.publisher_1.3.0.v20140911-0143.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationUp_SelectionSubpicture.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\server\classes.jsa.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Bissau.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Kentucky\Monticello.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\imap.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libedgedetection_plugin.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Journal\fr-FR\NBMapTIP.dll.mui.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\GreenBubbles.jpg.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\packetizer\libpacketizer_flac_plugin.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_fr.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\LucidaSansRegular.ttf.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-output2_zh_CN.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Samarkand.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\visualization\libprojectm_plugin.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\de-DE\sbdrop.dll.mui.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\msdasqlr.dll.mui.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\cronometer.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\it-IT\sbdrop.dll.mui.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\d3d9\libdirect3d9_filters_plugin.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.widgets.nl_ja_4.4.0.v20140623020002.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.reconciler.dropins.nl_ja_4.4.0.v20140623020002.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-modules-templates.xml_hidden.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\ja-JP\js\currency.js.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Riyadh88.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\icons\diagnostic-command-16.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jre7\bin\javaws.exe.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Vilnius.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_corner_bottom_left.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\8.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\scene_button_style_default_Thumbnail.bmp.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\en-US\css\settings.css.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.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	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-print_zh_CN.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.core.di.extensions_0.12.0.v20140417-2033.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-nodes_zh_CN.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_chroma\libi420_yuy2_sse2_plugin.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Journal\es-ES\NBMapTIP.dll.mui.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\1033\VSTOInstallerUI.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Common Files\System\msadc\msadco.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-api-visual_zh_CN.jar.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Java\jre7\bin\libxml2.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Microsoft Games\Purble Place\PurblePlace2.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\spu\libsubsdelay_plugin.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Mail\oeimport.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\trad.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\bg-BG\tipresx.dll.mui.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\en-US\js\slideShow.js.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationLeft_ButtonGraphic.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\fr-FR\js\timeZones.js.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\de-DE\css\currency.css.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\images\rss_headline_glow_docked.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\7-Zip\Lang\ru.txt.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Defender\fr-FR\MpAsDesc.dll.mui.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_box_top.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\7-Zip\Lang\th.txt.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Microsoft Games\Chess\Chess.dll.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe
File created	C:\Program Files\Mozilla Firefox\browser\VisualElements\PrivateBrowsing_150.png.tmp	5c17fee3b900c27a977f497010234ed0_NEIKI.exe

C:\Users\Admin\AppData\Local\Temp\5c17fee3b900c27a977f497010234ed0_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\5c17fee3b900c27a977f497010234ed0_NEIKI.exe"
1⤵
- Drops file in Program Files directory
PID:2912

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-2721934792-624042501-2768869379-1000\desktop.ini.tmp

Filesize
84KB

MD5
a41c9d1e742822b25b153acc1a1ed20a

SHA1
4d88ae91f82717de519891a38ca8a52b910c1264

SHA256
183b444e57582355a35b66d2ba38263d51f5450ed1502c14f43fea33c614d6c2

SHA512
90f58badf61011592682e455dbd20fea7e590bbf56157049921bbcfdb5879add08ea5f85f8953d8b87e99fab2515db013ef91d836b01caa5d2d9cdedafac1aa8

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

Filesize
93KB

MD5
edf72be3ac8186bf1cf38b396269b578

SHA1
95bc41b79119ce9ef2f27e41f68e3d91cbeadd58

SHA256
3b02782e7c423c218444f3ead38edf5426f915f89f39036e9484b5b2a980a0a7

SHA512
6ce4f96c46bdbad3d42caef21f99fc9763a8316994bced524d1302db88bb53b10661e45ac86e2bca27402e3eeceb3382e5d8a341be67848223d7d732ed7df3a7

Download Submit
memory/2912-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-664-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads