30b358c3abaf8a757285d02cd523afdc31ab3eac8bb82917c51b3b35b5637a39

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
05-09-2024 12:20

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General

Target

fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
Size

27KB
MD5

fbb84ceb67bff40bbd47b1dfe1e211a0
SHA1

23c006da0e9773436d17b49b30816995cec5011f
SHA256

30b358c3abaf8a757285d02cd523afdc31ab3eac8bb82917c51b3b35b5637a39
SHA512

ab4fcc89ceed7a1488fa9b983648351627b545c6cbafa62067e13f6db10dfc45efe0bba9c7a0f168e3ebed710df8fcff100399c8cf28e807009f1392bb867b9b
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9HSXM2MN:CTW7JJ7T1Ss

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3416) 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/2960-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x00090000000120fb-2.dat	upx
behavioral1/files/0x0002000000010620-6.dat	upx
behavioral1/memory/2960-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\VideoLAN\VLC\plugins\stream_filter\librecord_plugin.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\7-Zip\Lang\ar.txt.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\feature.properties.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Stockholm.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\ja-JP\bckgzm.exe.mui.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Mozilla Firefox\browser\features\[email protected]	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Web.Entity.Design.Resources.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\TravelIntroToMain.wmv.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.core\cache\binary\com.jrockit.mc.rcp.product_root_5.5.0.165303.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\org-netbeans-core_visualvm.jar.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\javax.servlet.jsp_2.2.0.v201112011158.jar.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\notification_plugin.jar.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\gtkTSFrame.png.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Indiana\Indianapolis.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Mozilla Firefox\Accessible.tlb.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Title_Trans_Scene_PAL.wmv.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\trusted.libraries.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.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\epl-v10.html.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Santiago.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-ui_zh_CN.jar.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Title_Page.wmv.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\MST.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.5\Workflow.VisualBasic.Targets.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Data.Services.Client.resources.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\PST8.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.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.properties.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Checkers\en-US\chkrzm.exe.mui.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jre7\bin\prism-d3d.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Rankin_Inlet.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.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.inf.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\schema\com.jrockit.mc.rjmx.service.exsd.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\br\LC_MESSAGES\vlc.mo.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\White_Chocolate.jpg.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\prism-d3d.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\7-Zip\readme.txt.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwresplm.dat.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsrus.xml.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-swing-tabcontrol.xml.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\.lastModified.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-sa_zh_CN.jar.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Mozilla Firefox\gmp-clearkey\0.1\manifest.json.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\misc\libgnutls_plugin.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\stream_out\libstream_out_cycle_plugin.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\7-Zip\Lang\ba.txt.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\San_Luis.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-startup.xml.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.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\css\blafdoc.css.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\DVD Maker\audiodepthconverter.ax.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Norfolk.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Tahiti.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\InkObj.dll.mui.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\images\vlc16x16.png.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libblendbench_plugin.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Internet Explorer\iexplore.exe.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Port-au-Prince.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler-attach.xml.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_trans_matte.wmv.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\colorcycle.png.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.services_1.1.0.v20140328-1925.jar.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Belgrade.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Windows.Presentation.resources.dll.tmp	fbb84ceb67bff40bbd47b1dfe1e211a0N.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	fbb84ceb67bff40bbd47b1dfe1e211a0N.exe

C:\Users\Admin\AppData\Local\Temp\fbb84ceb67bff40bbd47b1dfe1e211a0N.exe
"C:\Users\Admin\AppData\Local\Temp\fbb84ceb67bff40bbd47b1dfe1e211a0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2960

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-1-5-21-3551809350-4263495960-1443967649-1000\desktop.ini.tmp

Filesize
28KB

MD5
b23abab592db723aeb19859ac7e26a56

SHA1
964245150ca773cf50c9d8597b015e873ed3cb71

SHA256
5289cd41fdfc3438410c1cf254b6dc715637f6a07983cfb494e6449ff5241f9d

SHA512
c9b8452a996bdd5ab24739b87de430db871119c1819eb4691e87545b8d2d5648f0c2d9787aff62081ebbab20d3e4bb363a4c613479312b6e7209fbb1cd2686db

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

Filesize
37KB

MD5
d97d1d05a542c6d5d6167b5445b841b9

SHA1
8a60daa70e4446c9e780f736372356730bbf15c5

SHA256
3c4bc59d197c20a63c7d0a9d2a49ca870245c5266d19b162bdb738891a02c17c

SHA512
6ec9a5c140c38a76dfb2d5ec16a2fa3d52165ba98424d58de2ca88232902119adb342f87484895d6bb02d14ace46d103ea3d4d0796278377a2f3612e1c542eb0

Download Submit
memory/2960-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2960-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download